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* [Qemu-devel] [PATCH 00/11] ide: split + cleanup patches
@ 2009-08-26 11:53 Gerd Hoffmann
  2009-08-26 11:53 ` [Qemu-devel] [PATCH 01/11] ide: add IDEBus struct, cleanups Gerd Hoffmann
                   ` (11 more replies)
  0 siblings, 12 replies; 14+ messages in thread
From: Gerd Hoffmann @ 2009-08-26 11:53 UTC (permalink / raw)
  To: qemu-devel; +Cc: Gerd Hoffmann

  Hi,

This is a respin of the ide split and cleanup patches.  Rebased to
master as of today, solved conflicts (smart support + mmio constify).
It got a new patch (#11) which switches the ide init functions from
BlockDriverState to DriveInfo.  Otherwise unmodified.

cheers,
  Gerd

^ permalink raw reply	[flat|nested] 14+ messages in thread

* [Qemu-devel] [PATCH 01/11] ide: add IDEBus struct, cleanups
  2009-08-26 11:53 [Qemu-devel] [PATCH 00/11] ide: split + cleanup patches Gerd Hoffmann
@ 2009-08-26 11:53 ` Gerd Hoffmann
  2009-08-27 23:39   ` Anthony Liguori
  2009-08-26 11:53 ` [Qemu-devel] [PATCH 02/11] ide: split away ide-internal.h Gerd Hoffmann
                   ` (10 subsequent siblings)
  11 siblings, 1 reply; 14+ messages in thread
From: Gerd Hoffmann @ 2009-08-26 11:53 UTC (permalink / raw)
  To: qemu-devel; +Cc: Gerd Hoffmann

The current IDE code uses an array of two IDEState structs to maintain
the IDE bus.  This patch adds a IDEBus to be used instead and does a
bunch of cleanups:

 * move ide bus state from IDEState to IDEBus.
 * drop a bunch of ugly pointer arithmetics to figure the active
   interface, explicitly save the interface number instead.
 * add helper functions to save/restore idebus state.

It also fixes a save/restore bug: loadvm allways stores the command in
the master's IDEState, even when it was saved from the slave.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 hw/ide.c |  471 ++++++++++++++++++++++++++++++++------------------------------
 1 files changed, 243 insertions(+), 228 deletions(-)

diff --git a/hw/ide.c b/hw/ide.c
index 0bde632..05fb756 100644
--- a/hw/ide.c
+++ b/hw/ide.c
@@ -36,6 +36,10 @@
 #include "sh.h"
 #include "dma.h"
 
+typedef struct IDEBus IDEBus;
+typedef struct IDEState IDEState;
+typedef struct BMDMAState BMDMAState;
+
 /* debug IDE devices */
 //#define DEBUG_IDE
 //#define DEBUG_IDE_ATAPI
@@ -392,14 +396,12 @@ static int smart_attributes[][5] = {
     { 0x00, 0x00, 0x00, 0x00, 0x00}
 };
 
-
-
-struct IDEState;
-
-typedef void EndTransferFunc(struct IDEState *);
+typedef void EndTransferFunc(IDEState *);
 
 /* NOTE: IDEState represents in fact one drive */
-typedef struct IDEState {
+struct IDEState {
+    IDEBus *bus;
+    uint8_t unit;
     /* ide config */
     int is_cdrom;
     int is_cf;
@@ -409,8 +411,6 @@ typedef struct IDEState {
     int identify_set;
     uint16_t identify_data[256];
     qemu_irq irq;
-    PCIDevice *pci_dev;
-    struct BMDMAState *bmdma;
     int drive_serial;
     char drive_serial_str[21];
     /* ide regs */
@@ -434,8 +434,6 @@ typedef struct IDEState {
     uint8_t cmd;
     /* set for lba48 access */
     uint8_t lba48;
-    /* depends on bit 4 in select, only meaningful for drive 0 */
-    struct IDEState *cur_drive;
     BlockDriverState *bs;
     /* ATAPI specific */
     uint8_t sense_key;
@@ -472,8 +470,14 @@ typedef struct IDEState {
     int smart_errors;
     uint8_t smart_selftest_count;
     uint8_t *smart_selftest_data;
+};
 
-} IDEState;
+struct IDEBus {
+    BusState qbus;
+    BMDMAState *bmdma;
+    IDEState ifs[2];
+    uint8_t unit;
+};
 
 /* XXX: DVDs that could fit on a CD will be reported as a CD */
 static inline int media_present(IDEState *s)
@@ -513,18 +517,19 @@ static inline int media_is_cd(IDEState *s)
 #define UDIDETCR0	0x73
 #define UDIDETCR1	0x7B
 
-typedef struct BMDMAState {
+struct BMDMAState {
     uint8_t cmd;
     uint8_t status;
     uint32_t addr;
 
     struct PCIIDEState *pci_dev;
+    IDEBus *bus;
     /* current transfer state */
     uint32_t cur_addr;
     uint32_t cur_prd_last;
     uint32_t cur_prd_addr;
     uint32_t cur_prd_len;
-    IDEState *ide_if;
+    uint8_t unit;
     BlockDriverCompletionFunc *dma_cb;
     BlockDriverAIOCB *aiocb;
     struct iovec iov;
@@ -532,15 +537,26 @@ typedef struct BMDMAState {
     int64_t sector_num;
     uint32_t nsector;
     QEMUBH *bh;
-} BMDMAState;
+};
 
 typedef struct PCIIDEState {
     PCIDevice dev;
-    IDEState ide_if[4];
+    IDEBus bus[2];
     BMDMAState bmdma[2];
     int type; /* see IDE_TYPE_xxx */
 } PCIIDEState;
 
+static inline IDEState *bmdma_active_if(BMDMAState *bmdma)
+{
+    assert(bmdma->unit != -1);
+    return bmdma->bus->ifs + bmdma->unit;
+}
+
+static inline IDEState *idebus_active_if(IDEBus *bus)
+{
+    return bus->ifs + bus->unit;
+}
+
 static void ide_dma_start(IDEState *s, BlockDriverCompletionFunc *dma_cb);
 static void ide_dma_restart(IDEState *s);
 static void ide_atapi_cmd_read_dma_cb(void *opaque, int ret);
@@ -794,7 +810,7 @@ static inline void ide_dma_submit_check(IDEState *s,
 
 static inline void ide_set_irq(IDEState *s)
 {
-    BMDMAState *bm = s->bmdma;
+    BMDMAState *bm = s->bus->bmdma;
     if (!(s->cmd & IDE_CMD_DISABLE_IRQ)) {
         if (bm) {
             bm->status |= BM_STATUS_INT;
@@ -910,7 +926,7 @@ static void ide_sector_read(IDEState *s)
 /* return 0 if buffer completed */
 static int dma_buf_prepare(BMDMAState *bm, int is_write)
 {
-    IDEState *s = bm->ide_if;
+    IDEState *s = bmdma_active_if(bm);
     struct {
         uint32_t addr;
         uint32_t size;
@@ -969,8 +985,8 @@ static int ide_handle_write_error(IDEState *s, int error, int op)
 
     if ((error == ENOSPC && action == BLOCK_ERR_STOP_ENOSPC)
             || action == BLOCK_ERR_STOP_ANY) {
-        s->bmdma->ide_if = s;
-        s->bmdma->status |= op;
+        s->bus->bmdma->unit = s->unit;
+        s->bus->bmdma->status |= op;
         vm_stop(0);
     } else {
         if (op == BM_STATUS_DMA_RETRY) {
@@ -987,7 +1003,7 @@ static int ide_handle_write_error(IDEState *s, int error, int op)
 /* return 0 if buffer completed */
 static int dma_buf_rw(BMDMAState *bm, int is_write)
 {
-    IDEState *s = bm->ide_if;
+    IDEState *s = bmdma_active_if(bm);
     struct {
         uint32_t addr;
         uint32_t size;
@@ -1035,7 +1051,7 @@ static int dma_buf_rw(BMDMAState *bm, int is_write)
 static void ide_read_dma_cb(void *opaque, int ret)
 {
     BMDMAState *bm = opaque;
-    IDEState *s = bm->ide_if;
+    IDEState *s = bmdma_active_if(bm);
     int n;
     int64_t sector_num;
 
@@ -1062,7 +1078,7 @@ static void ide_read_dma_cb(void *opaque, int ret)
         bm->status &= ~BM_STATUS_DMAING;
         bm->status |= BM_STATUS_INT;
         bm->dma_cb = NULL;
-        bm->ide_if = NULL;
+        bm->unit = -1;
         bm->aiocb = NULL;
         return;
     }
@@ -1153,10 +1169,10 @@ static void ide_dma_restart_bh(void *opaque)
 
     if (bm->status & BM_STATUS_DMA_RETRY) {
         bm->status &= ~BM_STATUS_DMA_RETRY;
-        ide_dma_restart(bm->ide_if);
+        ide_dma_restart(bmdma_active_if(bm));
     } else if (bm->status & BM_STATUS_PIO_RETRY) {
         bm->status &= ~BM_STATUS_PIO_RETRY;
-        ide_sector_write(bm->ide_if);
+        ide_sector_write(bmdma_active_if(bm));
     }
 }
 
@@ -1176,7 +1192,7 @@ static void ide_dma_restart_cb(void *opaque, int running, int reason)
 static void ide_write_dma_cb(void *opaque, int ret)
 {
     BMDMAState *bm = opaque;
-    IDEState *s = bm->ide_if;
+    IDEState *s = bmdma_active_if(bm);
     int n;
     int64_t sector_num;
 
@@ -1202,7 +1218,7 @@ static void ide_write_dma_cb(void *opaque, int ret)
         bm->status &= ~BM_STATUS_DMAING;
         bm->status |= BM_STATUS_INT;
         bm->dma_cb = NULL;
-        bm->ide_if = NULL;
+        bm->unit = -1;
         bm->aiocb = NULL;
         return;
     }
@@ -1462,7 +1478,7 @@ static void ide_atapi_cmd_read_pio(IDEState *s, int lba, int nb_sectors,
 static void ide_atapi_cmd_read_dma_cb(void *opaque, int ret)
 {
     BMDMAState *bm = opaque;
-    IDEState *s = bm->ide_if;
+    IDEState *s = bmdma_active_if(bm);
     int data_offset, n;
 
     if (ret < 0) {
@@ -1500,7 +1516,7 @@ static void ide_atapi_cmd_read_dma_cb(void *opaque, int ret)
         bm->status &= ~BM_STATUS_DMAING;
         bm->status |= BM_STATUS_INT;
         bm->dma_cb = NULL;
-        bm->ide_if = NULL;
+        bm->unit = -1;
         bm->aiocb = NULL;
         return;
     }
@@ -2184,18 +2200,18 @@ static void ide_cmd_lba48_transform(IDEState *s, int lba48)
     }
 }
 
-static void ide_clear_hob(IDEState *ide_if)
+static void ide_clear_hob(IDEBus *bus)
 {
     /* any write clears HOB high bit of device control register */
-    ide_if[0].select &= ~(1 << 7);
-    ide_if[1].select &= ~(1 << 7);
+    bus->ifs[0].select &= ~(1 << 7);
+    bus->ifs[1].select &= ~(1 << 7);
 }
 
 static void ide_ioport_write(void *opaque, uint32_t addr, uint32_t val)
 {
-    IDEState *ide_if = opaque;
+    IDEBus *bus = opaque;
     IDEState *s;
-    int unit, n;
+    int n;
     int lba48 = 0;
 
 #ifdef DEBUG_IDE
@@ -2205,56 +2221,54 @@ static void ide_ioport_write(void *opaque, uint32_t addr, uint32_t val)
     addr &= 7;
 
     /* ignore writes to command block while busy with previous command */
-    if (addr != 7 && (ide_if->cur_drive->status & (BUSY_STAT|DRQ_STAT)))
+    if (addr != 7 && (idebus_active_if(bus)->status & (BUSY_STAT|DRQ_STAT)))
         return;
 
     switch(addr) {
     case 0:
         break;
     case 1:
-	ide_clear_hob(ide_if);
+	ide_clear_hob(bus);
         /* NOTE: data is written to the two drives */
-	ide_if[0].hob_feature = ide_if[0].feature;
-	ide_if[1].hob_feature = ide_if[1].feature;
-        ide_if[0].feature = val;
-        ide_if[1].feature = val;
+	bus->ifs[0].hob_feature = bus->ifs[0].feature;
+	bus->ifs[1].hob_feature = bus->ifs[1].feature;
+        bus->ifs[0].feature = val;
+        bus->ifs[1].feature = val;
         break;
     case 2:
-	ide_clear_hob(ide_if);
-	ide_if[0].hob_nsector = ide_if[0].nsector;
-	ide_if[1].hob_nsector = ide_if[1].nsector;
-        ide_if[0].nsector = val;
-        ide_if[1].nsector = val;
+	ide_clear_hob(bus);
+	bus->ifs[0].hob_nsector = bus->ifs[0].nsector;
+	bus->ifs[1].hob_nsector = bus->ifs[1].nsector;
+        bus->ifs[0].nsector = val;
+        bus->ifs[1].nsector = val;
         break;
     case 3:
-	ide_clear_hob(ide_if);
-	ide_if[0].hob_sector = ide_if[0].sector;
-	ide_if[1].hob_sector = ide_if[1].sector;
-        ide_if[0].sector = val;
-        ide_if[1].sector = val;
+	ide_clear_hob(bus);
+	bus->ifs[0].hob_sector = bus->ifs[0].sector;
+	bus->ifs[1].hob_sector = bus->ifs[1].sector;
+        bus->ifs[0].sector = val;
+        bus->ifs[1].sector = val;
         break;
     case 4:
-	ide_clear_hob(ide_if);
-	ide_if[0].hob_lcyl = ide_if[0].lcyl;
-	ide_if[1].hob_lcyl = ide_if[1].lcyl;
-        ide_if[0].lcyl = val;
-        ide_if[1].lcyl = val;
+	ide_clear_hob(bus);
+	bus->ifs[0].hob_lcyl = bus->ifs[0].lcyl;
+	bus->ifs[1].hob_lcyl = bus->ifs[1].lcyl;
+        bus->ifs[0].lcyl = val;
+        bus->ifs[1].lcyl = val;
         break;
     case 5:
-	ide_clear_hob(ide_if);
-	ide_if[0].hob_hcyl = ide_if[0].hcyl;
-	ide_if[1].hob_hcyl = ide_if[1].hcyl;
-        ide_if[0].hcyl = val;
-        ide_if[1].hcyl = val;
+	ide_clear_hob(bus);
+	bus->ifs[0].hob_hcyl = bus->ifs[0].hcyl;
+	bus->ifs[1].hob_hcyl = bus->ifs[1].hcyl;
+        bus->ifs[0].hcyl = val;
+        bus->ifs[1].hcyl = val;
         break;
     case 6:
 	/* FIXME: HOB readback uses bit 7 */
-        ide_if[0].select = (val & ~0x10) | 0xa0;
-        ide_if[1].select = (val | 0x10) | 0xa0;
+        bus->ifs[0].select = (val & ~0x10) | 0xa0;
+        bus->ifs[1].select = (val | 0x10) | 0xa0;
         /* select drive */
-        unit = (val >> 4) & 1;
-        s = ide_if + unit;
-        ide_if->cur_drive = s;
+        bus->unit = (val >> 4) & 1;
         break;
     default:
     case 7:
@@ -2262,9 +2276,9 @@ static void ide_ioport_write(void *opaque, uint32_t addr, uint32_t val)
 #if defined(DEBUG_IDE)
         printf("ide: CMD=%02x\n", val);
 #endif
-        s = ide_if->cur_drive;
+        s = idebus_active_if(bus);
         /* ignore commands to non existant slave */
-        if (s != ide_if && !s->bs)
+        if (s != bus->ifs && !s->bs)
             break;
 
         /* Only DEVICE RESET is allowed while BSY or/and DRQ are set */
@@ -2767,8 +2781,8 @@ static void ide_ioport_write(void *opaque, uint32_t addr, uint32_t val)
 
 static uint32_t ide_ioport_read(void *opaque, uint32_t addr1)
 {
-    IDEState *ide_if = opaque;
-    IDEState *s = ide_if->cur_drive;
+    IDEBus *bus = opaque;
+    IDEState *s = idebus_active_if(bus);
     uint32_t addr;
     int ret, hob;
 
@@ -2781,8 +2795,8 @@ static uint32_t ide_ioport_read(void *opaque, uint32_t addr1)
         ret = 0xff;
         break;
     case 1:
-        if ((!ide_if[0].bs && !ide_if[1].bs) ||
-            (s != ide_if && !s->bs))
+        if ((!bus->ifs[0].bs && !bus->ifs[1].bs) ||
+            (s != bus->ifs && !s->bs))
             ret = 0;
         else if (!hob)
             ret = s->error;
@@ -2790,7 +2804,7 @@ static uint32_t ide_ioport_read(void *opaque, uint32_t addr1)
 	    ret = s->hob_feature;
         break;
     case 2:
-        if (!ide_if[0].bs && !ide_if[1].bs)
+        if (!bus->ifs[0].bs && !bus->ifs[1].bs)
             ret = 0;
         else if (!hob)
             ret = s->nsector & 0xff;
@@ -2798,7 +2812,7 @@ static uint32_t ide_ioport_read(void *opaque, uint32_t addr1)
 	    ret = s->hob_nsector;
         break;
     case 3:
-        if (!ide_if[0].bs && !ide_if[1].bs)
+        if (!bus->ifs[0].bs && !bus->ifs[1].bs)
             ret = 0;
         else if (!hob)
             ret = s->sector;
@@ -2806,7 +2820,7 @@ static uint32_t ide_ioport_read(void *opaque, uint32_t addr1)
 	    ret = s->hob_sector;
         break;
     case 4:
-        if (!ide_if[0].bs && !ide_if[1].bs)
+        if (!bus->ifs[0].bs && !bus->ifs[1].bs)
             ret = 0;
         else if (!hob)
             ret = s->lcyl;
@@ -2814,7 +2828,7 @@ static uint32_t ide_ioport_read(void *opaque, uint32_t addr1)
 	    ret = s->hob_lcyl;
         break;
     case 5:
-        if (!ide_if[0].bs && !ide_if[1].bs)
+        if (!bus->ifs[0].bs && !bus->ifs[1].bs)
             ret = 0;
         else if (!hob)
             ret = s->hcyl;
@@ -2822,15 +2836,15 @@ static uint32_t ide_ioport_read(void *opaque, uint32_t addr1)
 	    ret = s->hob_hcyl;
         break;
     case 6:
-        if (!ide_if[0].bs && !ide_if[1].bs)
+        if (!bus->ifs[0].bs && !bus->ifs[1].bs)
             ret = 0;
         else
             ret = s->select;
         break;
     default:
     case 7:
-        if ((!ide_if[0].bs && !ide_if[1].bs) ||
-            (s != ide_if && !s->bs))
+        if ((!bus->ifs[0].bs && !bus->ifs[1].bs) ||
+            (s != bus->ifs && !s->bs))
             ret = 0;
         else
             ret = s->status;
@@ -2845,12 +2859,12 @@ static uint32_t ide_ioport_read(void *opaque, uint32_t addr1)
 
 static uint32_t ide_status_read(void *opaque, uint32_t addr)
 {
-    IDEState *ide_if = opaque;
-    IDEState *s = ide_if->cur_drive;
+    IDEBus *bus = opaque;
+    IDEState *s = idebus_active_if(bus);
     int ret;
 
-    if ((!ide_if[0].bs && !ide_if[1].bs) ||
-        (s != ide_if && !s->bs))
+    if ((!bus->ifs[0].bs && !bus->ifs[1].bs) ||
+        (s != bus->ifs && !s->bs))
         ret = 0;
     else
         ret = s->status;
@@ -2862,7 +2876,7 @@ static uint32_t ide_status_read(void *opaque, uint32_t addr)
 
 static void ide_cmd_write(void *opaque, uint32_t addr, uint32_t val)
 {
-    IDEState *ide_if = opaque;
+    IDEBus *bus = opaque;
     IDEState *s;
     int i;
 
@@ -2870,19 +2884,19 @@ static void ide_cmd_write(void *opaque, uint32_t addr, uint32_t val)
     printf("ide: write control addr=0x%x val=%02x\n", addr, val);
 #endif
     /* common for both drives */
-    if (!(ide_if[0].cmd & IDE_CMD_RESET) &&
+    if (!(bus->ifs[0].cmd & IDE_CMD_RESET) &&
         (val & IDE_CMD_RESET)) {
         /* reset low to high */
         for(i = 0;i < 2; i++) {
-            s = &ide_if[i];
+            s = &bus->ifs[i];
             s->status = BUSY_STAT | SEEK_STAT;
             s->error = 0x01;
         }
-    } else if ((ide_if[0].cmd & IDE_CMD_RESET) &&
+    } else if ((bus->ifs[0].cmd & IDE_CMD_RESET) &&
                !(val & IDE_CMD_RESET)) {
         /* high to low */
         for(i = 0;i < 2; i++) {
-            s = &ide_if[i];
+            s = &bus->ifs[i];
             if (s->is_cdrom)
                 s->status = 0x00; /* NOTE: READY is _not_ set */
             else
@@ -2891,13 +2905,14 @@ static void ide_cmd_write(void *opaque, uint32_t addr, uint32_t val)
         }
     }
 
-    ide_if[0].cmd = val;
-    ide_if[1].cmd = val;
+    bus->ifs[0].cmd = val;
+    bus->ifs[1].cmd = val;
 }
 
 static void ide_data_writew(void *opaque, uint32_t addr, uint32_t val)
 {
-    IDEState *s = ((IDEState *)opaque)->cur_drive;
+    IDEBus *bus = opaque;
+    IDEState *s = idebus_active_if(bus);
     uint8_t *p;
 
     /* PIO data access allowed only when DRQ bit is set */
@@ -2914,7 +2929,8 @@ static void ide_data_writew(void *opaque, uint32_t addr, uint32_t val)
 
 static uint32_t ide_data_readw(void *opaque, uint32_t addr)
 {
-    IDEState *s = ((IDEState *)opaque)->cur_drive;
+    IDEBus *bus = opaque;
+    IDEState *s = idebus_active_if(bus);
     uint8_t *p;
     int ret;
 
@@ -2933,7 +2949,8 @@ static uint32_t ide_data_readw(void *opaque, uint32_t addr)
 
 static void ide_data_writel(void *opaque, uint32_t addr, uint32_t val)
 {
-    IDEState *s = ((IDEState *)opaque)->cur_drive;
+    IDEBus *bus = opaque;
+    IDEState *s = idebus_active_if(bus);
     uint8_t *p;
 
     /* PIO data access allowed only when DRQ bit is set */
@@ -2950,7 +2967,8 @@ static void ide_data_writel(void *opaque, uint32_t addr, uint32_t val)
 
 static uint32_t ide_data_readl(void *opaque, uint32_t addr)
 {
-    IDEState *s = ((IDEState *)opaque)->cur_drive;
+    IDEBus *bus = opaque;
+    IDEState *s = idebus_active_if(bus);
     uint8_t *p;
     int ret;
 
@@ -2979,11 +2997,13 @@ static void ide_dummy_transfer_stop(IDEState *s)
 
 static void ide_reset(IDEState *s)
 {
+    IDEBus *bus = s->bus;
+
     if (s->is_cf)
         s->mult_sectors = 0;
     else
         s->mult_sectors = MAX_MULT_SECTORS;
-    s->cur_drive = s;
+    bus->unit = s->unit;
     s->select = 0xa0;
     s->status = READY_STAT | SEEK_STAT;
     ide_set_signature(s);
@@ -2994,7 +3014,7 @@ static void ide_reset(IDEState *s)
     s->media_changed = 0;
 }
 
-static void ide_init2(IDEState *ide_state,
+static void ide_init2(IDEBus *bus,
                       BlockDriverState *hd0, BlockDriverState *hd1,
                       qemu_irq irq)
 {
@@ -3004,11 +3024,10 @@ static void ide_init2(IDEState *ide_state,
     uint64_t nb_sectors;
 
     for(i = 0; i < 2; i++) {
-        s = ide_state + i;
-        if (i == 0)
-            s->bs = hd0;
-        else
-            s->bs = hd1;
+        s = bus->ifs + i;
+        s->bus = bus;
+        s->unit = i;
+        s->bs = (i == 0) ? hd0 : hd1;
         s->io_buffer = qemu_blockalign(s->bs, IDE_DMA_BUF_SECTORS*512 + 4);
         if (s->bs) {
             bdrv_get_geometry(s->bs, &nb_sectors);
@@ -3042,20 +3061,20 @@ static void ide_init2(IDEState *ide_state,
     }
 }
 
-static void ide_init_ioport(IDEState *ide_state, int iobase, int iobase2)
+static void ide_init_ioport(IDEBus *bus, int iobase, int iobase2)
 {
-    register_ioport_write(iobase, 8, 1, ide_ioport_write, ide_state);
-    register_ioport_read(iobase, 8, 1, ide_ioport_read, ide_state);
+    register_ioport_write(iobase, 8, 1, ide_ioport_write, bus);
+    register_ioport_read(iobase, 8, 1, ide_ioport_read, bus);
     if (iobase2) {
-        register_ioport_read(iobase2, 1, 1, ide_status_read, ide_state);
-        register_ioport_write(iobase2, 1, 1, ide_cmd_write, ide_state);
+        register_ioport_read(iobase2, 1, 1, ide_status_read, bus);
+        register_ioport_write(iobase2, 1, 1, ide_cmd_write, bus);
     }
 
     /* data ports */
-    register_ioport_write(iobase, 2, 2, ide_data_writew, ide_state);
-    register_ioport_read(iobase, 2, 2, ide_data_readw, ide_state);
-    register_ioport_write(iobase, 4, 4, ide_data_writel, ide_state);
-    register_ioport_read(iobase, 4, 4, ide_data_readl, ide_state);
+    register_ioport_write(iobase, 2, 2, ide_data_writew, bus);
+    register_ioport_read(iobase, 2, 2, ide_data_readw, bus);
+    register_ioport_write(iobase, 4, 4, ide_data_writel, bus);
+    register_ioport_read(iobase, 4, 4, ide_data_readl, bus);
 }
 
 /* save per IDE drive data */
@@ -3122,18 +3141,36 @@ static void ide_load(QEMUFile* f, IDEState *s, int version_id)
     /* XXX: if a transfer is pending, we do not save it yet */
 }
 
+static void idebus_save(QEMUFile* f, IDEBus *bus)
+{
+    IDEState *s = idebus_active_if(bus);
+    qemu_put_8s(f, &s->cmd);
+    qemu_put_8s(f, &bus->unit);
+}
+
+static void idebus_load(QEMUFile* f, IDEBus *bus, int version_id)
+{
+    IDEState *s;
+    uint8_t cmd;
+
+    qemu_get_8s(f, &cmd);
+    qemu_get_8s(f, &bus->unit);
+    s = idebus_active_if(bus);
+    s->cmd = cmd;
+}
+
 /***********************************************************/
 /* ISA IDE definitions */
 
 void isa_ide_init(int iobase, int iobase2, qemu_irq irq,
                   BlockDriverState *hd0, BlockDriverState *hd1)
 {
-    IDEState *ide_state;
+    IDEBus *bus;
 
-    ide_state = qemu_mallocz(sizeof(IDEState) * 2);
+    bus = qemu_mallocz(sizeof(*bus));
 
-    ide_init2(ide_state, hd0, hd1, irq);
-    ide_init_ioport(ide_state, iobase, iobase2);
+    ide_init2(bus, hd0, hd1, irq);
+    ide_init_ioport(bus, iobase, iobase2);
 }
 
 /***********************************************************/
@@ -3145,32 +3182,32 @@ static void ide_map(PCIDevice *pci_dev, int region_num,
                     uint32_t addr, uint32_t size, int type)
 {
     PCIIDEState *d = (PCIIDEState *)pci_dev;
-    IDEState *ide_state;
+    IDEBus *bus;
 
     if (region_num <= 3) {
-        ide_state = &d->ide_if[(region_num >> 1) * 2];
+        bus = &d->bus[(region_num >> 1)];
         if (region_num & 1) {
-            register_ioport_read(addr + 2, 1, 1, ide_status_read, ide_state);
-            register_ioport_write(addr + 2, 1, 1, ide_cmd_write, ide_state);
+            register_ioport_read(addr + 2, 1, 1, ide_status_read, bus);
+            register_ioport_write(addr + 2, 1, 1, ide_cmd_write, bus);
         } else {
-            register_ioport_write(addr, 8, 1, ide_ioport_write, ide_state);
-            register_ioport_read(addr, 8, 1, ide_ioport_read, ide_state);
+            register_ioport_write(addr, 8, 1, ide_ioport_write, bus);
+            register_ioport_read(addr, 8, 1, ide_ioport_read, bus);
 
             /* data ports */
-            register_ioport_write(addr, 2, 2, ide_data_writew, ide_state);
-            register_ioport_read(addr, 2, 2, ide_data_readw, ide_state);
-            register_ioport_write(addr, 4, 4, ide_data_writel, ide_state);
-            register_ioport_read(addr, 4, 4, ide_data_readl, ide_state);
+            register_ioport_write(addr, 2, 2, ide_data_writew, bus);
+            register_ioport_read(addr, 2, 2, ide_data_readw, bus);
+            register_ioport_write(addr, 4, 4, ide_data_writel, bus);
+            register_ioport_read(addr, 4, 4, ide_data_readl, bus);
         }
     }
 }
 
 static void ide_dma_start(IDEState *s, BlockDriverCompletionFunc *dma_cb)
 {
-    BMDMAState *bm = s->bmdma;
+    BMDMAState *bm = s->bus->bmdma;
     if(!bm)
         return;
-    bm->ide_if = s;
+    bm->unit = s->unit;
     bm->dma_cb = dma_cb;
     bm->cur_prd_last = 0;
     bm->cur_prd_addr = 0;
@@ -3184,7 +3221,7 @@ static void ide_dma_start(IDEState *s, BlockDriverCompletionFunc *dma_cb)
 
 static void ide_dma_restart(IDEState *s)
 {
-    BMDMAState *bm = s->bmdma;
+    BMDMAState *bm = s->bus->bmdma;
     ide_set_sector(s, bm->sector_num);
     s->io_buffer_index = 0;
     s->io_buffer_size = 0;
@@ -3199,7 +3236,7 @@ static void ide_dma_cancel(BMDMAState *bm)
     if (bm->status & BM_STATUS_DMAING) {
         bm->status &= ~BM_STATUS_DMAING;
         /* cancel DMA request */
-        bm->ide_if = NULL;
+        bm->unit = -1;
         bm->dma_cb = NULL;
         if (bm->aiocb) {
 #ifdef DEBUG_AIO
@@ -3380,9 +3417,9 @@ static void bmdma_map(PCIDevice *pci_dev, int region_num,
 
     for(i = 0;i < 2; i++) {
         BMDMAState *bm = &d->bmdma[i];
-        d->ide_if[2 * i].bmdma = bm;
-        d->ide_if[2 * i + 1].bmdma = bm;
-        bm->pci_dev = (PCIIDEState *)pci_dev;
+        d->bus[i].bmdma = bm;
+        bm->pci_dev = DO_UPCAST(PCIIDEState, dev, pci_dev);
+        bm->bus = d->bus+i;
         qemu_add_vm_change_state_handler(ide_dma_restart_cb, bm);
 
         register_ioport_write(addr, 1, 1, bmdma_cmd_writeb, bm);
@@ -3415,23 +3452,20 @@ static void pci_ide_save(QEMUFile* f, void *opaque)
         qemu_put_be32s(f, &bm->addr);
         qemu_put_sbe64s(f, &bm->sector_num);
         qemu_put_be32s(f, &bm->nsector);
-        ifidx = bm->ide_if ? bm->ide_if - d->ide_if : 0;
+        ifidx = bm->unit + 2*i;
         qemu_put_8s(f, &ifidx);
         /* XXX: if a transfer is pending, we do not save it yet */
     }
 
     /* per IDE interface data */
     for(i = 0; i < 2; i++) {
-        IDEState *s = &d->ide_if[i * 2];
-        uint8_t drive1_selected;
-        qemu_put_8s(f, &s->cmd);
-        drive1_selected = (s->cur_drive != s);
-        qemu_put_8s(f, &drive1_selected);
+        idebus_save(f, &d->bus[i]);
     }
 
     /* per IDE drive data */
-    for(i = 0; i < 4; i++) {
-        ide_save(f, &d->ide_if[i]);
+    for(i = 0; i < 2; i++) {
+        ide_save(f, &d->bus[i].ifs[0]);
+        ide_save(f, &d->bus[i].ifs[1]);
     }
 }
 
@@ -3455,22 +3489,19 @@ static int pci_ide_load(QEMUFile* f, void *opaque, int version_id)
         qemu_get_sbe64s(f, &bm->sector_num);
         qemu_get_be32s(f, &bm->nsector);
         qemu_get_8s(f, &ifidx);
-        bm->ide_if = &d->ide_if[ifidx];
+        bm->unit = ifidx & 1;
         /* XXX: if a transfer is pending, we do not save it yet */
     }
 
     /* per IDE interface data */
     for(i = 0; i < 2; i++) {
-        IDEState *s = &d->ide_if[i * 2];
-        uint8_t drive1_selected;
-        qemu_get_8s(f, &s->cmd);
-        qemu_get_8s(f, &drive1_selected);
-        s->cur_drive = &d->ide_if[i * 2 + (drive1_selected != 0)];
+        idebus_load(f, &d->bus[i], version_id);
     }
 
     /* per IDE drive data */
-    for(i = 0; i < 4; i++) {
-        ide_load(f, &d->ide_if[i], version_id);
+    for(i = 0; i < 2; i++) {
+        ide_load(f, &d->bus[i].ifs[0], version_id);
+        ide_load(f, &d->bus[i].ifs[1], version_id);
     }
     return 0;
 }
@@ -3516,7 +3547,6 @@ void pci_cmd646_ide_init(PCIBus *bus, BlockDriverState **hd_table,
 {
     PCIIDEState *d;
     uint8_t *pci_conf;
-    int i;
     qemu_irq *irq;
 
     d = (PCIIDEState *)pci_register_device(bus, "CMD646 IDE",
@@ -3553,12 +3583,9 @@ void pci_cmd646_ide_init(PCIBus *bus, BlockDriverState **hd_table,
 
     pci_conf[0x3d] = 0x01; // interrupt on pin 1
 
-    for(i = 0; i < 4; i++)
-        d->ide_if[i].pci_dev = (PCIDevice *)d;
-
     irq = qemu_allocate_irqs(cmd646_set_irq, d, 2);
-    ide_init2(&d->ide_if[0], hd_table[0], hd_table[1], irq[0]);
-    ide_init2(&d->ide_if[2], hd_table[2], hd_table[3], irq[1]);
+    ide_init2(&d->bus[0], hd_table[0], hd_table[1], irq[0]);
+    ide_init2(&d->bus[1], hd_table[2], hd_table[3], irq[1]);
 
     register_savevm("ide", 0, 3, pci_ide_save, pci_ide_load, d);
     qemu_register_reset(cmd646_reset, d);
@@ -3610,10 +3637,10 @@ void pci_piix3_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn,
     pci_register_bar((PCIDevice *)d, 4, 0x10,
                            PCI_ADDRESS_SPACE_IO, bmdma_map);
 
-    ide_init2(&d->ide_if[0], hd_table[0], hd_table[1], pic[14]);
-    ide_init2(&d->ide_if[2], hd_table[2], hd_table[3], pic[15]);
-    ide_init_ioport(&d->ide_if[0], 0x1f0, 0x3f6);
-    ide_init_ioport(&d->ide_if[2], 0x170, 0x376);
+    ide_init2(&d->bus[0], hd_table[0], hd_table[1], pic[14]);
+    ide_init2(&d->bus[1], hd_table[2], hd_table[3], pic[15]);
+    ide_init_ioport(&d->bus[0], 0x1f0, 0x3f6);
+    ide_init_ioport(&d->bus[1], 0x170, 0x376);
 
     for (i = 0; i < 4; i++)
         if (hd_table[i])
@@ -3650,10 +3677,10 @@ void pci_piix4_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn,
     pci_register_bar((PCIDevice *)d, 4, 0x10,
                            PCI_ADDRESS_SPACE_IO, bmdma_map);
 
-    ide_init2(&d->ide_if[0], hd_table[0], hd_table[1], pic[14]);
-    ide_init2(&d->ide_if[2], hd_table[2], hd_table[3], pic[15]);
-    ide_init_ioport(&d->ide_if[0], 0x1f0, 0x3f6);
-    ide_init_ioport(&d->ide_if[2], 0x170, 0x376);
+    ide_init2(&d->bus[0], hd_table[0], hd_table[1], pic[14]);
+    ide_init2(&d->bus[1], hd_table[2], hd_table[3], pic[15]);
+    ide_init_ioport(&d->bus[0], 0x1f0, 0x3f6);
+    ide_init_ioport(&d->bus[1], 0x170, 0x376);
 
     register_savevm("ide", 0, 3, pci_ide_save, pci_ide_load, d);
 }
@@ -3663,7 +3690,7 @@ void pci_piix4_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn,
 /* MacIO based PowerPC IDE */
 
 typedef struct MACIOIDEState {
-    IDEState ide_if[2];
+    IDEBus bus;
     BlockDriverAIOCB *aiocb;
 } MACIOIDEState;
 
@@ -3671,7 +3698,7 @@ static void pmac_ide_atapi_transfer_cb(void *opaque, int ret)
 {
     DBDMA_io *io = opaque;
     MACIOIDEState *m = io->opaque;
-    IDEState *s = m->ide_if->cur_drive;
+    IDEState *s = idebus_active_if(&m->bus);
 
     if (ret < 0) {
         m->aiocb = NULL;
@@ -3726,7 +3753,7 @@ static void pmac_ide_transfer_cb(void *opaque, int ret)
 {
     DBDMA_io *io = opaque;
     MACIOIDEState *m = io->opaque;
-    IDEState *s = m->ide_if->cur_drive;
+    IDEState *s = idebus_active_if(&m->bus);
     int n;
     int64_t sector_num;
 
@@ -3784,7 +3811,7 @@ static void pmac_ide_transfer_cb(void *opaque, int ret)
 static void pmac_ide_transfer(DBDMA_io *io)
 {
     MACIOIDEState *m = io->opaque;
-    IDEState *s = m->ide_if->cur_drive;
+    IDEState *s = idebus_active_if(&m->bus);
 
     s->io_buffer_size = 0;
     if (s->is_cdrom) {
@@ -3812,11 +3839,11 @@ static void pmac_ide_writeb (void *opaque,
     addr = (addr & 0xFFF) >> 4;
     switch (addr) {
     case 1 ... 7:
-        ide_ioport_write(d->ide_if, addr, val);
+        ide_ioport_write(&d->bus, addr, val);
         break;
     case 8:
     case 22:
-        ide_cmd_write(d->ide_if, 0, val);
+        ide_cmd_write(&d->bus, 0, val);
         break;
     default:
         break;
@@ -3831,11 +3858,11 @@ static uint32_t pmac_ide_readb (void *opaque,target_phys_addr_t addr)
     addr = (addr & 0xFFF) >> 4;
     switch (addr) {
     case 1 ... 7:
-        retval = ide_ioport_read(d->ide_if, addr);
+        retval = ide_ioport_read(&d->bus, addr);
         break;
     case 8:
     case 22:
-        retval = ide_status_read(d->ide_if, 0);
+        retval = ide_status_read(&d->bus, 0);
         break;
     default:
         retval = 0xFF;
@@ -3854,7 +3881,7 @@ static void pmac_ide_writew (void *opaque,
     val = bswap16(val);
 #endif
     if (addr == 0) {
-        ide_data_writew(d->ide_if, 0, val);
+        ide_data_writew(&d->bus, 0, val);
     }
 }
 
@@ -3865,7 +3892,7 @@ static uint32_t pmac_ide_readw (void *opaque,target_phys_addr_t addr)
 
     addr = (addr & 0xFFF) >> 4;
     if (addr == 0) {
-        retval = ide_data_readw(d->ide_if, 0);
+        retval = ide_data_readw(&d->bus, 0);
     } else {
         retval = 0xFFFF;
     }
@@ -3885,7 +3912,7 @@ static void pmac_ide_writel (void *opaque,
     val = bswap32(val);
 #endif
     if (addr == 0) {
-        ide_data_writel(d->ide_if, 0, val);
+        ide_data_writel(&d->bus, 0, val);
     }
 }
 
@@ -3896,7 +3923,7 @@ static uint32_t pmac_ide_readl (void *opaque,target_phys_addr_t addr)
 
     addr = (addr & 0xFFF) >> 4;
     if (addr == 0) {
-        retval = ide_data_readl(d->ide_if, 0);
+        retval = ide_data_readl(&d->bus, 0);
     } else {
         retval = 0xFFFFFFFF;
     }
@@ -3921,39 +3948,31 @@ static CPUReadMemoryFunc * const pmac_ide_read[] = {
 static void pmac_ide_save(QEMUFile *f, void *opaque)
 {
     MACIOIDEState *d = opaque;
-    IDEState *s = d->ide_if;
-    uint8_t drive1_selected;
     unsigned int i;
 
     /* per IDE interface data */
-    qemu_put_8s(f, &s->cmd);
-    drive1_selected = (s->cur_drive != s);
-    qemu_put_8s(f, &drive1_selected);
+    idebus_save(f, &d->bus);
 
     /* per IDE drive data */
     for(i = 0; i < 2; i++) {
-        ide_save(f, &s[i]);
+        ide_save(f, &d->bus.ifs[i]);
     }
 }
 
 static int pmac_ide_load(QEMUFile *f, void *opaque, int version_id)
 {
     MACIOIDEState *d = opaque;
-    IDEState *s = d->ide_if;
-    uint8_t drive1_selected;
     unsigned int i;
 
     if (version_id != 1 && version_id != 3)
         return -EINVAL;
 
     /* per IDE interface data */
-    qemu_get_8s(f, &s->cmd);
-    qemu_get_8s(f, &drive1_selected);
-    s->cur_drive = &s[(drive1_selected != 0)];
+    idebus_load(f, &d->bus, version_id);
 
     /* per IDE drive data */
     for(i = 0; i < 2; i++) {
-        ide_load(f, &s[i], version_id);
+        ide_load(f, &d->bus.ifs[i], version_id);
     }
     return 0;
 }
@@ -3961,10 +3980,9 @@ static int pmac_ide_load(QEMUFile *f, void *opaque, int version_id)
 static void pmac_ide_reset(void *opaque)
 {
     MACIOIDEState *d = opaque;
-    IDEState *s = d->ide_if;
 
-    ide_reset(&s[0]);
-    ide_reset(&s[1]);
+    ide_reset(d->bus.ifs +0);
+    ide_reset(d->bus.ifs +1);
 }
 
 /* hd_table must contain 4 block drivers */
@@ -3977,7 +3995,7 @@ int pmac_ide_init (BlockDriverState **hd_table, qemu_irq irq,
     int pmac_ide_memory;
 
     d = qemu_mallocz(sizeof(MACIOIDEState));
-    ide_init2(d->ide_if, hd_table[0], hd_table[1], irq);
+    ide_init2(&d->bus, hd_table[0], hd_table[1], irq);
 
     if (dbdma)
         DBDMA_register_channel(dbdma, channel, dma_irq, pmac_ide_transfer, pmac_ide_flush, d);
@@ -3999,31 +4017,31 @@ int pmac_ide_init (BlockDriverState **hd_table, qemu_irq irq,
  */
 
 typedef struct {
-    void *dev;
+    IDEBus *bus;
     int shift;
 } MMIOState;
 
 static uint32_t mmio_ide_read (void *opaque, target_phys_addr_t addr)
 {
     MMIOState *s = (MMIOState*)opaque;
-    IDEState *ide = (IDEState*)s->dev;
+    IDEBus *bus = s->bus;
     addr >>= s->shift;
     if (addr & 7)
-        return ide_ioport_read(ide, addr);
+        return ide_ioport_read(bus, addr);
     else
-        return ide_data_readw(ide, 0);
+        return ide_data_readw(bus, 0);
 }
 
 static void mmio_ide_write (void *opaque, target_phys_addr_t addr,
 	uint32_t val)
 {
     MMIOState *s = (MMIOState*)opaque;
-    IDEState *ide = (IDEState*)s->dev;
+    IDEBus *bus = s->bus;
     addr >>= s->shift;
     if (addr & 7)
-        ide_ioport_write(ide, addr, val);
+        ide_ioport_write(bus, addr, val);
     else
-        ide_data_writew(ide, 0, val);
+        ide_data_writew(bus, 0, val);
 }
 
 static CPUReadMemoryFunc * const mmio_ide_reads[] = {
@@ -4041,16 +4059,16 @@ static CPUWriteMemoryFunc * const mmio_ide_writes[] = {
 static uint32_t mmio_ide_status_read (void *opaque, target_phys_addr_t addr)
 {
     MMIOState *s= (MMIOState*)opaque;
-    IDEState *ide = (IDEState*)s->dev;
-    return ide_status_read(ide, 0);
+    IDEBus *bus = s->bus;
+    return ide_status_read(bus, 0);
 }
 
 static void mmio_ide_cmd_write (void *opaque, target_phys_addr_t addr,
 	uint32_t val)
 {
     MMIOState *s = (MMIOState*)opaque;
-    IDEState *ide = (IDEState*)s->dev;
-    ide_cmd_write(ide, 0, val);
+    IDEBus *bus = s->bus;
+    ide_cmd_write(bus, 0, val);
 }
 
 static CPUReadMemoryFunc * const mmio_ide_status[] = {
@@ -4070,12 +4088,12 @@ void mmio_ide_init (target_phys_addr_t membase, target_phys_addr_t membase2,
                     BlockDriverState *hd0, BlockDriverState *hd1)
 {
     MMIOState *s = qemu_mallocz(sizeof(MMIOState));
-    IDEState *ide = qemu_mallocz(sizeof(IDEState) * 2);
+    IDEBus *bus = qemu_mallocz(sizeof(*bus));
     int mem1, mem2;
 
-    ide_init2(ide, hd0, hd1, irq);
+    ide_init2(bus, hd0, hd1, irq);
 
-    s->dev = ide;
+    s->bus = bus;
     s->shift = shift;
 
     mem1 = cpu_register_io_memory(mmio_ide_reads, mmio_ide_writes, s);
@@ -4091,7 +4109,7 @@ void mmio_ide_init (target_phys_addr_t membase, target_phys_addr_t membase2,
 
 /* DSCM-1XXXX Microdrive hard disk with CF+ II / PCMCIA interface.  */
 typedef struct {
-    IDEState ide[2];
+    IDEBus bus;
     PCMCIACardState card;
     uint32_t attr_base;
     uint32_t io_base;
@@ -4162,7 +4180,7 @@ static void md_reset(MicroDriveState *s)
     s->pins = 0;
     s->cycle = 0;
     s->ctrl = 0;
-    ide_reset(s->ide);
+    ide_reset(s->bus.ifs);
 }
 
 static uint8_t md_attr_read(void *opaque, uint32_t at)
@@ -4232,6 +4250,7 @@ static void md_attr_write(void *opaque, uint32_t at, uint8_t value)
 static uint16_t md_common_read(void *opaque, uint32_t at)
 {
     MicroDriveState *s = (MicroDriveState *) opaque;
+    IDEState *ifs;
     uint16_t ret;
     at -= s->io_base;
 
@@ -4259,13 +4278,13 @@ static uint16_t md_common_read(void *opaque, uint32_t at)
     switch (at) {
     case 0x0:	/* Even RD Data */
     case 0x8:
-        return ide_data_readw(s->ide, 0);
+        return ide_data_readw(&s->bus, 0);
 
         /* TODO: 8-bit accesses */
         if (s->cycle)
             ret = s->io >> 8;
         else {
-            s->io = ide_data_readw(s->ide, 0);
+            s->io = ide_data_readw(&s->bus, 0);
             ret = s->io & 0xff;
         }
         s->cycle = !s->cycle;
@@ -4273,16 +4292,18 @@ static uint16_t md_common_read(void *opaque, uint32_t at)
     case 0x9:	/* Odd RD Data */
         return s->io >> 8;
     case 0xd:	/* Error */
-        return ide_ioport_read(s->ide, 0x1);
+        return ide_ioport_read(&s->bus, 0x1);
     case 0xe:	/* Alternate Status */
-        if (s->ide->cur_drive->bs)
-            return s->ide->cur_drive->status;
+        ifs = idebus_active_if(&s->bus);
+        if (ifs->bs)
+            return ifs->status;
         else
             return 0;
     case 0xf:	/* Device Address */
-        return 0xc2 | ((~s->ide->select << 2) & 0x3c);
+        ifs = idebus_active_if(&s->bus);
+        return 0xc2 | ((~ifs->select << 2) & 0x3c);
     default:
-        return ide_ioport_read(s->ide, at);
+        return ide_ioport_read(&s->bus, at);
     }
 
     return 0;
@@ -4317,12 +4338,12 @@ static void md_common_write(void *opaque, uint32_t at, uint16_t value)
     switch (at) {
     case 0x0:	/* Even WR Data */
     case 0x8:
-        ide_data_writew(s->ide, 0, value);
+        ide_data_writew(&s->bus, 0, value);
         break;
 
         /* TODO: 8-bit accesses */
         if (s->cycle)
-            ide_data_writew(s->ide, 0, s->io | (value << 8));
+            ide_data_writew(&s->bus, 0, s->io | (value << 8));
         else
             s->io = value & 0xff;
         s->cycle = !s->cycle;
@@ -4332,7 +4353,7 @@ static void md_common_write(void *opaque, uint32_t at, uint16_t value)
         s->cycle = !s->cycle;
         break;
     case 0xd:	/* Features */
-        ide_ioport_write(s->ide, 0x1, value);
+        ide_ioport_write(&s->bus, 0x1, value);
         break;
     case 0xe:	/* Device Control */
         s->ctrl = value;
@@ -4345,7 +4366,7 @@ static void md_common_write(void *opaque, uint32_t at, uint16_t value)
             s->pins |= PINS_CRDY;
             s->stat &= ~STAT_PWRDWN;
         }
-        ide_ioport_write(s->ide, at, value);
+        ide_ioport_write(&s->bus, at, value);
     }
 }
 
@@ -4353,7 +4374,6 @@ static void md_save(QEMUFile *f, void *opaque)
 {
     MicroDriveState *s = (MicroDriveState *) opaque;
     int i;
-    uint8_t drive1_selected;
 
     qemu_put_8s(f, &s->opt);
     qemu_put_8s(f, &s->stat);
@@ -4363,19 +4383,16 @@ static void md_save(QEMUFile *f, void *opaque)
     qemu_put_be16s(f, &s->io);
     qemu_put_byte(f, s->cycle);
 
-    drive1_selected = (s->ide->cur_drive != s->ide);
-    qemu_put_8s(f, &s->ide->cmd);
-    qemu_put_8s(f, &drive1_selected);
+    idebus_save(f, &s->bus);
 
     for (i = 0; i < 2; i ++)
-        ide_save(f, &s->ide[i]);
+        ide_save(f, &s->bus.ifs[i]);
 }
 
 static int md_load(QEMUFile *f, void *opaque, int version_id)
 {
     MicroDriveState *s = (MicroDriveState *) opaque;
     int i;
-    uint8_t drive1_selected;
 
     if (version_id != 0 && version_id != 3)
         return -EINVAL;
@@ -4388,12 +4405,10 @@ static int md_load(QEMUFile *f, void *opaque, int version_id)
     qemu_get_be16s(f, &s->io);
     s->cycle = qemu_get_byte(f);
 
-    qemu_get_8s(f, &s->ide->cmd);
-    qemu_get_8s(f, &drive1_selected);
-    s->ide->cur_drive = &s->ide[(drive1_selected != 0)];
+    idebus_load(f, &s->bus, version_id);
 
     for (i = 0; i < 2; i ++)
-        ide_load(f, &s->ide[i], version_id);
+        ide_load(f, &s->bus.ifs[i], version_id);
 
     return 0;
 }
@@ -4619,10 +4634,10 @@ PCMCIACardState *dscm1xxxx_init(BlockDriverState *bdrv)
     md->card.cis = dscm1xxxx_cis;
     md->card.cis_len = sizeof(dscm1xxxx_cis);
 
-    ide_init2(md->ide, bdrv, NULL, qemu_allocate_irqs(md_set_irq, md, 1)[0]);
-    md->ide->is_cf = 1;
-    md->ide->mdata_size = METADATA_SIZE;
-    md->ide->mdata_storage = (uint8_t *) qemu_mallocz(METADATA_SIZE);
+    ide_init2(&md->bus, bdrv, NULL, qemu_allocate_irqs(md_set_irq, md, 1)[0]);
+    md->bus.ifs[0].is_cf = 1;
+    md->bus.ifs[0].mdata_size = METADATA_SIZE;
+    md->bus.ifs[0].mdata_storage = (uint8_t *) qemu_mallocz(METADATA_SIZE);
 
     register_savevm("microdrive", -1, 3, md_save, md_load, md);
 
-- 
1.6.2.5

^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [Qemu-devel] [PATCH 02/11] ide: split away ide-internal.h
  2009-08-26 11:53 [Qemu-devel] [PATCH 00/11] ide: split + cleanup patches Gerd Hoffmann
  2009-08-26 11:53 ` [Qemu-devel] [PATCH 01/11] ide: add IDEBus struct, cleanups Gerd Hoffmann
@ 2009-08-26 11:53 ` Gerd Hoffmann
  2009-08-26 11:53 ` [Qemu-devel] [PATCH 03/11] ide: split away ide-isa.c Gerd Hoffmann
                   ` (9 subsequent siblings)
  11 siblings, 0 replies; 14+ messages in thread
From: Gerd Hoffmann @ 2009-08-26 11:53 UTC (permalink / raw)
  To: qemu-devel; +Cc: Gerd Hoffmann

move lots of IDE defines to the new file.
also make a bunch of functions non-static
and add declaration for them.  Needed by
the following patches of this series.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 hw/ide-internal.h |  528 ++++++++++++++++++++++++++++++++++++++++++++++++++
 hw/ide.c          |  550 +++-------------------------------------------------
 2 files changed, 560 insertions(+), 518 deletions(-)
 create mode 100644 hw/ide-internal.h

diff --git a/hw/ide-internal.h b/hw/ide-internal.h
new file mode 100644
index 0000000..5cade96
--- /dev/null
+++ b/hw/ide-internal.h
@@ -0,0 +1,528 @@
+#ifndef HW_IDE_INTERNAL_H
+#define HW_IDE_INTERNAL_H
+
+/*
+ * QEMU IDE Emulation -- internal header file
+ * only hw/ide*.c is supposed to include this file.
+ * non-internal declarations are in hw/ide.h
+ */
+
+/* debug IDE devices */
+//#define DEBUG_IDE
+//#define DEBUG_IDE_ATAPI
+//#define DEBUG_AIO
+#define USE_DMA_CDROM
+
+typedef struct IDEBus IDEBus;
+typedef struct IDEState IDEState;
+typedef struct BMDMAState BMDMAState;
+
+typedef void EndTransferFunc(IDEState *);
+
+/* Bits of HD_STATUS */
+#define ERR_STAT		0x01
+#define INDEX_STAT		0x02
+#define ECC_STAT		0x04	/* Corrected error */
+#define DRQ_STAT		0x08
+#define SEEK_STAT		0x10
+#define SRV_STAT		0x10
+#define WRERR_STAT		0x20
+#define READY_STAT		0x40
+#define BUSY_STAT		0x80
+
+/* Bits for HD_ERROR */
+#define MARK_ERR		0x01	/* Bad address mark */
+#define TRK0_ERR		0x02	/* couldn't find track 0 */
+#define ABRT_ERR		0x04	/* Command aborted */
+#define MCR_ERR			0x08	/* media change request */
+#define ID_ERR			0x10	/* ID field not found */
+#define MC_ERR			0x20	/* media changed */
+#define ECC_ERR			0x40	/* Uncorrectable ECC error */
+#define BBD_ERR			0x80	/* pre-EIDE meaning:  block marked bad */
+#define ICRC_ERR		0x80	/* new meaning:  CRC error during transfer */
+
+/* Bits of HD_NSECTOR */
+#define CD			0x01
+#define IO			0x02
+#define REL			0x04
+#define TAG_MASK		0xf8
+
+#define IDE_CMD_RESET           0x04
+#define IDE_CMD_DISABLE_IRQ     0x02
+
+/* ATA/ATAPI Commands pre T13 Spec */
+#define WIN_NOP				0x00
+/*
+ *	0x01->0x02 Reserved
+ */
+#define CFA_REQ_EXT_ERROR_CODE		0x03 /* CFA Request Extended Error Code */
+/*
+ *	0x04->0x07 Reserved
+ */
+#define WIN_SRST			0x08 /* ATAPI soft reset command */
+#define WIN_DEVICE_RESET		0x08
+/*
+ *	0x09->0x0F Reserved
+ */
+#define WIN_RECAL			0x10
+#define WIN_RESTORE			WIN_RECAL
+/*
+ *	0x10->0x1F Reserved
+ */
+#define WIN_READ			0x20 /* 28-Bit */
+#define WIN_READ_ONCE			0x21 /* 28-Bit without retries */
+#define WIN_READ_LONG			0x22 /* 28-Bit */
+#define WIN_READ_LONG_ONCE		0x23 /* 28-Bit without retries */
+#define WIN_READ_EXT			0x24 /* 48-Bit */
+#define WIN_READDMA_EXT			0x25 /* 48-Bit */
+#define WIN_READDMA_QUEUED_EXT		0x26 /* 48-Bit */
+#define WIN_READ_NATIVE_MAX_EXT		0x27 /* 48-Bit */
+/*
+ *	0x28
+ */
+#define WIN_MULTREAD_EXT		0x29 /* 48-Bit */
+/*
+ *	0x2A->0x2F Reserved
+ */
+#define WIN_WRITE			0x30 /* 28-Bit */
+#define WIN_WRITE_ONCE			0x31 /* 28-Bit without retries */
+#define WIN_WRITE_LONG			0x32 /* 28-Bit */
+#define WIN_WRITE_LONG_ONCE		0x33 /* 28-Bit without retries */
+#define WIN_WRITE_EXT			0x34 /* 48-Bit */
+#define WIN_WRITEDMA_EXT		0x35 /* 48-Bit */
+#define WIN_WRITEDMA_QUEUED_EXT		0x36 /* 48-Bit */
+#define WIN_SET_MAX_EXT			0x37 /* 48-Bit */
+#define CFA_WRITE_SECT_WO_ERASE		0x38 /* CFA Write Sectors without erase */
+#define WIN_MULTWRITE_EXT		0x39 /* 48-Bit */
+/*
+ *	0x3A->0x3B Reserved
+ */
+#define WIN_WRITE_VERIFY		0x3C /* 28-Bit */
+/*
+ *	0x3D->0x3F Reserved
+ */
+#define WIN_VERIFY			0x40 /* 28-Bit - Read Verify Sectors */
+#define WIN_VERIFY_ONCE			0x41 /* 28-Bit - without retries */
+#define WIN_VERIFY_EXT			0x42 /* 48-Bit */
+/*
+ *	0x43->0x4F Reserved
+ */
+#define WIN_FORMAT			0x50
+/*
+ *	0x51->0x5F Reserved
+ */
+#define WIN_INIT			0x60
+/*
+ *	0x61->0x5F Reserved
+ */
+#define WIN_SEEK			0x70 /* 0x70-0x7F Reserved */
+#define CFA_TRANSLATE_SECTOR		0x87 /* CFA Translate Sector */
+#define WIN_DIAGNOSE			0x90
+#define WIN_SPECIFY			0x91 /* set drive geometry translation */
+#define WIN_DOWNLOAD_MICROCODE		0x92
+#define WIN_STANDBYNOW2			0x94
+#define CFA_IDLEIMMEDIATE		0x95 /* force drive to become "ready" */
+#define WIN_STANDBY2			0x96
+#define WIN_SETIDLE2			0x97
+#define WIN_CHECKPOWERMODE2		0x98
+#define WIN_SLEEPNOW2			0x99
+/*
+ *	0x9A VENDOR
+ */
+#define WIN_PACKETCMD			0xA0 /* Send a packet command. */
+#define WIN_PIDENTIFY			0xA1 /* identify ATAPI device	*/
+#define WIN_QUEUED_SERVICE		0xA2
+#define WIN_SMART			0xB0 /* self-monitoring and reporting */
+#define CFA_ACCESS_METADATA_STORAGE	0xB8
+#define CFA_ERASE_SECTORS       	0xC0 /* microdrives implement as NOP */
+#define WIN_MULTREAD			0xC4 /* read sectors using multiple mode*/
+#define WIN_MULTWRITE			0xC5 /* write sectors using multiple mode */
+#define WIN_SETMULT			0xC6 /* enable/disable multiple mode */
+#define WIN_READDMA_QUEUED		0xC7 /* read sectors using Queued DMA transfers */
+#define WIN_READDMA			0xC8 /* read sectors using DMA transfers */
+#define WIN_READDMA_ONCE		0xC9 /* 28-Bit - without retries */
+#define WIN_WRITEDMA			0xCA /* write sectors using DMA transfers */
+#define WIN_WRITEDMA_ONCE		0xCB /* 28-Bit - without retries */
+#define WIN_WRITEDMA_QUEUED		0xCC /* write sectors using Queued DMA transfers */
+#define CFA_WRITE_MULTI_WO_ERASE	0xCD /* CFA Write multiple without erase */
+#define WIN_GETMEDIASTATUS		0xDA
+#define WIN_ACKMEDIACHANGE		0xDB /* ATA-1, ATA-2 vendor */
+#define WIN_POSTBOOT			0xDC
+#define WIN_PREBOOT			0xDD
+#define WIN_DOORLOCK			0xDE /* lock door on removable drives */
+#define WIN_DOORUNLOCK			0xDF /* unlock door on removable drives */
+#define WIN_STANDBYNOW1			0xE0
+#define WIN_IDLEIMMEDIATE		0xE1 /* force drive to become "ready" */
+#define WIN_STANDBY             	0xE2 /* Set device in Standby Mode */
+#define WIN_SETIDLE1			0xE3
+#define WIN_READ_BUFFER			0xE4 /* force read only 1 sector */
+#define WIN_CHECKPOWERMODE1		0xE5
+#define WIN_SLEEPNOW1			0xE6
+#define WIN_FLUSH_CACHE			0xE7
+#define WIN_WRITE_BUFFER		0xE8 /* force write only 1 sector */
+#define WIN_WRITE_SAME			0xE9 /* read ata-2 to use */
+	/* SET_FEATURES 0x22 or 0xDD */
+#define WIN_FLUSH_CACHE_EXT		0xEA /* 48-Bit */
+#define WIN_IDENTIFY			0xEC /* ask drive to identify itself	*/
+#define WIN_MEDIAEJECT			0xED
+#define WIN_IDENTIFY_DMA		0xEE /* same as WIN_IDENTIFY, but DMA */
+#define WIN_SETFEATURES			0xEF /* set special drive features */
+#define EXABYTE_ENABLE_NEST		0xF0
+#define IBM_SENSE_CONDITION		0xF0 /* measure disk temperature */
+#define WIN_SECURITY_SET_PASS		0xF1
+#define WIN_SECURITY_UNLOCK		0xF2
+#define WIN_SECURITY_ERASE_PREPARE	0xF3
+#define WIN_SECURITY_ERASE_UNIT		0xF4
+#define WIN_SECURITY_FREEZE_LOCK	0xF5
+#define CFA_WEAR_LEVEL			0xF5 /* microdrives implement as NOP */
+#define WIN_SECURITY_DISABLE		0xF6
+#define WIN_READ_NATIVE_MAX		0xF8 /* return the native maximum address */
+#define WIN_SET_MAX			0xF9
+#define DISABLE_SEAGATE			0xFB
+
+/* set to 1 set disable mult support */
+#define MAX_MULT_SECTORS 16
+
+#define IDE_DMA_BUF_SECTORS 256
+
+#if (IDE_DMA_BUF_SECTORS < MAX_MULT_SECTORS)
+#error "IDE_DMA_BUF_SECTORS must be bigger or equal to MAX_MULT_SECTORS"
+#endif
+
+/* ATAPI defines */
+
+#define ATAPI_PACKET_SIZE 12
+
+/* The generic packet command opcodes for CD/DVD Logical Units,
+ * From Table 57 of the SFF8090 Ver. 3 (Mt. Fuji) draft standard. */
+#define GPCMD_BLANK			    0xa1
+#define GPCMD_CLOSE_TRACK		    0x5b
+#define GPCMD_FLUSH_CACHE		    0x35
+#define GPCMD_FORMAT_UNIT		    0x04
+#define GPCMD_GET_CONFIGURATION		    0x46
+#define GPCMD_GET_EVENT_STATUS_NOTIFICATION 0x4a
+#define GPCMD_GET_PERFORMANCE		    0xac
+#define GPCMD_INQUIRY			    0x12
+#define GPCMD_LOAD_UNLOAD		    0xa6
+#define GPCMD_MECHANISM_STATUS		    0xbd
+#define GPCMD_MODE_SELECT_10		    0x55
+#define GPCMD_MODE_SENSE_10		    0x5a
+#define GPCMD_PAUSE_RESUME		    0x4b
+#define GPCMD_PLAY_AUDIO_10		    0x45
+#define GPCMD_PLAY_AUDIO_MSF		    0x47
+#define GPCMD_PLAY_AUDIO_TI		    0x48
+#define GPCMD_PLAY_CD			    0xbc
+#define GPCMD_PREVENT_ALLOW_MEDIUM_REMOVAL  0x1e
+#define GPCMD_READ_10			    0x28
+#define GPCMD_READ_12			    0xa8
+#define GPCMD_READ_CDVD_CAPACITY	    0x25
+#define GPCMD_READ_CD			    0xbe
+#define GPCMD_READ_CD_MSF		    0xb9
+#define GPCMD_READ_DISC_INFO		    0x51
+#define GPCMD_READ_DVD_STRUCTURE	    0xad
+#define GPCMD_READ_FORMAT_CAPACITIES	    0x23
+#define GPCMD_READ_HEADER		    0x44
+#define GPCMD_READ_TRACK_RZONE_INFO	    0x52
+#define GPCMD_READ_SUBCHANNEL		    0x42
+#define GPCMD_READ_TOC_PMA_ATIP		    0x43
+#define GPCMD_REPAIR_RZONE_TRACK	    0x58
+#define GPCMD_REPORT_KEY		    0xa4
+#define GPCMD_REQUEST_SENSE		    0x03
+#define GPCMD_RESERVE_RZONE_TRACK	    0x53
+#define GPCMD_SCAN			    0xba
+#define GPCMD_SEEK			    0x2b
+#define GPCMD_SEND_DVD_STRUCTURE	    0xad
+#define GPCMD_SEND_EVENT		    0xa2
+#define GPCMD_SEND_KEY			    0xa3
+#define GPCMD_SEND_OPC			    0x54
+#define GPCMD_SET_READ_AHEAD		    0xa7
+#define GPCMD_SET_STREAMING		    0xb6
+#define GPCMD_START_STOP_UNIT		    0x1b
+#define GPCMD_STOP_PLAY_SCAN		    0x4e
+#define GPCMD_TEST_UNIT_READY		    0x00
+#define GPCMD_VERIFY_10			    0x2f
+#define GPCMD_WRITE_10			    0x2a
+#define GPCMD_WRITE_AND_VERIFY_10	    0x2e
+/* This is listed as optional in ATAPI 2.6, but is (curiously)
+ * missing from Mt. Fuji, Table 57.  It _is_ mentioned in Mt. Fuji
+ * Table 377 as an MMC command for SCSi devices though...  Most ATAPI
+ * drives support it. */
+#define GPCMD_SET_SPEED			    0xbb
+/* This seems to be a SCSI specific CD-ROM opcode
+ * to play data at track/index */
+#define GPCMD_PLAYAUDIO_TI		    0x48
+/*
+ * From MS Media Status Notification Support Specification. For
+ * older drives only.
+ */
+#define GPCMD_GET_MEDIA_STATUS		    0xda
+#define GPCMD_MODE_SENSE_6		    0x1a
+
+/* Mode page codes for mode sense/set */
+#define GPMODE_R_W_ERROR_PAGE		0x01
+#define GPMODE_WRITE_PARMS_PAGE		0x05
+#define GPMODE_AUDIO_CTL_PAGE		0x0e
+#define GPMODE_POWER_PAGE		0x1a
+#define GPMODE_FAULT_FAIL_PAGE		0x1c
+#define GPMODE_TO_PROTECT_PAGE		0x1d
+#define GPMODE_CAPABILITIES_PAGE	0x2a
+#define GPMODE_ALL_PAGES		0x3f
+/* Not in Mt. Fuji, but in ATAPI 2.6 -- depricated now in favor
+ * of MODE_SENSE_POWER_PAGE */
+#define GPMODE_CDROM_PAGE		0x0d
+
+/*
+ * Based on values from <linux/cdrom.h> but extending CD_MINS
+ * to the maximum common size allowed by the Orange's Book ATIP
+ *
+ * 90 and 99 min CDs are also available but using them as the
+ * upper limit reduces the effectiveness of the heuristic to
+ * detect DVDs burned to less than 25% of their maximum capacity
+ */
+
+/* Some generally useful CD-ROM information */
+#define CD_MINS                       80 /* max. minutes per CD */
+#define CD_SECS                       60 /* seconds per minute */
+#define CD_FRAMES                     75 /* frames per second */
+#define CD_FRAMESIZE                2048 /* bytes per frame, "cooked" mode */
+#define CD_MAX_BYTES       (CD_MINS * CD_SECS * CD_FRAMES * CD_FRAMESIZE)
+#define CD_MAX_SECTORS     (CD_MAX_BYTES / 512)
+
+/*
+ * The MMC values are not IDE specific and might need to be moved
+ * to a common header if they are also needed for the SCSI emulation
+ */
+
+/* Profile list from MMC-6 revision 1 table 91 */
+#define MMC_PROFILE_NONE                0x0000
+#define MMC_PROFILE_CD_ROM              0x0008
+#define MMC_PROFILE_CD_R                0x0009
+#define MMC_PROFILE_CD_RW               0x000A
+#define MMC_PROFILE_DVD_ROM             0x0010
+#define MMC_PROFILE_DVD_R_SR            0x0011
+#define MMC_PROFILE_DVD_RAM             0x0012
+#define MMC_PROFILE_DVD_RW_RO           0x0013
+#define MMC_PROFILE_DVD_RW_SR           0x0014
+#define MMC_PROFILE_DVD_R_DL_SR         0x0015
+#define MMC_PROFILE_DVD_R_DL_JR         0x0016
+#define MMC_PROFILE_DVD_RW_DL           0x0017
+#define MMC_PROFILE_DVD_DDR             0x0018
+#define MMC_PROFILE_DVD_PLUS_RW         0x001A
+#define MMC_PROFILE_DVD_PLUS_R          0x001B
+#define MMC_PROFILE_DVD_PLUS_RW_DL      0x002A
+#define MMC_PROFILE_DVD_PLUS_R_DL       0x002B
+#define MMC_PROFILE_BD_ROM              0x0040
+#define MMC_PROFILE_BD_R_SRM            0x0041
+#define MMC_PROFILE_BD_R_RRM            0x0042
+#define MMC_PROFILE_BD_RE               0x0043
+#define MMC_PROFILE_HDDVD_ROM           0x0050
+#define MMC_PROFILE_HDDVD_R             0x0051
+#define MMC_PROFILE_HDDVD_RAM           0x0052
+#define MMC_PROFILE_HDDVD_RW            0x0053
+#define MMC_PROFILE_HDDVD_R_DL          0x0058
+#define MMC_PROFILE_HDDVD_RW_DL         0x005A
+#define MMC_PROFILE_INVALID             0xFFFF
+
+#define ATAPI_INT_REASON_CD             0x01 /* 0 = data transfer */
+#define ATAPI_INT_REASON_IO             0x02 /* 1 = transfer to the host */
+#define ATAPI_INT_REASON_REL            0x04
+#define ATAPI_INT_REASON_TAG            0xf8
+
+#define CFA_NO_ERROR            0x00
+#define CFA_MISC_ERROR          0x09
+#define CFA_INVALID_COMMAND     0x20
+#define CFA_INVALID_ADDRESS     0x21
+#define CFA_ADDRESS_OVERFLOW    0x2f
+
+/* same constants as bochs */
+#define ASC_ILLEGAL_OPCODE                   0x20
+#define ASC_LOGICAL_BLOCK_OOR                0x21
+#define ASC_INV_FIELD_IN_CMD_PACKET          0x24
+#define ASC_MEDIUM_MAY_HAVE_CHANGED          0x28
+#define ASC_INCOMPATIBLE_FORMAT              0x30
+#define ASC_MEDIUM_NOT_PRESENT               0x3a
+#define ASC_SAVING_PARAMETERS_NOT_SUPPORTED  0x39
+#define ASC_MEDIA_REMOVAL_PREVENTED          0x53
+
+#define SENSE_NONE            0
+#define SENSE_NOT_READY       2
+#define SENSE_ILLEGAL_REQUEST 5
+#define SENSE_UNIT_ATTENTION  6
+
+#define SMART_READ_DATA       0xd0
+#define SMART_READ_THRESH     0xd1
+#define SMART_ATTR_AUTOSAVE   0xd2
+#define SMART_SAVE_ATTR       0xd3
+#define SMART_EXECUTE_OFFLINE 0xd4
+#define SMART_READ_LOG        0xd5
+#define SMART_WRITE_LOG       0xd6
+#define SMART_ENABLE          0xd8
+#define SMART_DISABLE         0xd9
+#define SMART_STATUS          0xda
+
+/* NOTE: IDEState represents in fact one drive */
+struct IDEState {
+    IDEBus *bus;
+    uint8_t unit;
+    /* ide config */
+    int is_cdrom;
+    int is_cf;
+    int cylinders, heads, sectors;
+    int64_t nb_sectors;
+    int mult_sectors;
+    int identify_set;
+    uint16_t identify_data[256];
+    qemu_irq irq;
+    int drive_serial;
+    char drive_serial_str[21];
+    /* ide regs */
+    uint8_t feature;
+    uint8_t error;
+    uint32_t nsector;
+    uint8_t sector;
+    uint8_t lcyl;
+    uint8_t hcyl;
+    /* other part of tf for lba48 support */
+    uint8_t hob_feature;
+    uint8_t hob_nsector;
+    uint8_t hob_sector;
+    uint8_t hob_lcyl;
+    uint8_t hob_hcyl;
+
+    uint8_t select;
+    uint8_t status;
+
+    /* 0x3f6 command, only meaningful for drive 0 */
+    uint8_t cmd;
+    /* set for lba48 access */
+    uint8_t lba48;
+    BlockDriverState *bs;
+    /* ATAPI specific */
+    uint8_t sense_key;
+    uint8_t asc;
+    uint8_t cdrom_changed;
+    int packet_transfer_size;
+    int elementary_transfer_size;
+    int io_buffer_index;
+    int lba;
+    int cd_sector_size;
+    int atapi_dma; /* true if dma is requested for the packet cmd */
+    /* ATA DMA state */
+    int io_buffer_size;
+    QEMUSGList sg;
+    /* PIO transfer handling */
+    int req_nb_sectors; /* number of sectors per interrupt */
+    EndTransferFunc *end_transfer_func;
+    uint8_t *data_ptr;
+    uint8_t *data_end;
+    uint8_t *io_buffer;
+    QEMUTimer *sector_write_timer; /* only used for win2k install hack */
+    uint32_t irq_count; /* counts IRQs when using win2k install hack */
+    /* CF-ATA extended error */
+    uint8_t ext_error;
+    /* CF-ATA metadata storage */
+    uint32_t mdata_size;
+    uint8_t *mdata_storage;
+    int media_changed;
+    /* for pmac */
+    int is_read;
+    /* SMART */
+    uint8_t smart_enabled;
+    uint8_t smart_autosave;
+    int smart_errors;
+    uint8_t smart_selftest_count;
+    uint8_t *smart_selftest_data;
+};
+
+struct IDEBus {
+    BusState qbus;
+    BMDMAState *bmdma;
+    IDEState ifs[2];
+    uint8_t unit;
+};
+
+#define BM_STATUS_DMAING 0x01
+#define BM_STATUS_ERROR  0x02
+#define BM_STATUS_INT    0x04
+#define BM_STATUS_DMA_RETRY  0x08
+#define BM_STATUS_PIO_RETRY  0x10
+
+#define BM_CMD_START     0x01
+#define BM_CMD_READ      0x08
+
+struct BMDMAState {
+    uint8_t cmd;
+    uint8_t status;
+    uint32_t addr;
+
+    struct PCIIDEState *pci_dev;
+    IDEBus *bus;
+    /* current transfer state */
+    uint32_t cur_addr;
+    uint32_t cur_prd_last;
+    uint32_t cur_prd_addr;
+    uint32_t cur_prd_len;
+    uint8_t unit;
+    BlockDriverCompletionFunc *dma_cb;
+    BlockDriverAIOCB *aiocb;
+    struct iovec iov;
+    QEMUIOVector qiov;
+    int64_t sector_num;
+    uint32_t nsector;
+    QEMUBH *bh;
+};
+
+static inline IDEState *idebus_active_if(IDEBus *bus)
+{
+    return bus->ifs + bus->unit;
+}
+
+static inline IDEState *bmdma_active_if(BMDMAState *bmdma)
+{
+    assert(bmdma->unit != -1);
+    return bmdma->bus->ifs + bmdma->unit;
+}
+
+static inline void ide_set_irq(IDEState *s)
+{
+    BMDMAState *bm = s->bus->bmdma;
+    if (!(s->cmd & IDE_CMD_DISABLE_IRQ)) {
+        if (bm) {
+            bm->status |= BM_STATUS_INT;
+        }
+        qemu_irq_raise(s->irq);
+    }
+}
+
+/* ide.c */
+void ide_save(QEMUFile* f, IDEState *s);
+void ide_load(QEMUFile* f, IDEState *s, int version_id);
+void idebus_save(QEMUFile* f, IDEBus *bus);
+void idebus_load(QEMUFile* f, IDEBus *bus, int version_id);
+
+void ide_reset(IDEState *s);
+int64_t ide_get_sector(IDEState *s);
+void ide_set_sector(IDEState *s, int64_t sector_num);
+
+void ide_dma_cancel(BMDMAState *bm);
+void ide_dma_restart_cb(void *opaque, int running, int reason);
+void ide_dma_error(IDEState *s);
+
+void ide_atapi_cmd_ok(IDEState *s);
+void ide_atapi_cmd_error(IDEState *s, int sense_key, int asc);
+void ide_atapi_io_error(IDEState *s, int ret);
+
+void ide_ioport_write(void *opaque, uint32_t addr, uint32_t val);
+uint32_t ide_ioport_read(void *opaque, uint32_t addr1);
+uint32_t ide_status_read(void *opaque, uint32_t addr);
+void ide_cmd_write(void *opaque, uint32_t addr, uint32_t val);
+void ide_data_writew(void *opaque, uint32_t addr, uint32_t val);
+uint32_t ide_data_readw(void *opaque, uint32_t addr);
+void ide_data_writel(void *opaque, uint32_t addr, uint32_t val);
+uint32_t ide_data_readl(void *opaque, uint32_t addr);
+
+void ide_init2(IDEBus *bus, BlockDriverState *hd0, BlockDriverState *hd1,
+               qemu_irq irq);
+void ide_init_ioport(IDEBus *bus, int iobase, int iobase2);
+
+#endif /* HW_IDE_INTERNAL_H */
diff --git a/hw/ide.c b/hw/ide.c
index 05fb756..0a112a4 100644
--- a/hw/ide.c
+++ b/hw/ide.c
@@ -36,356 +36,7 @@
 #include "sh.h"
 #include "dma.h"
 
-typedef struct IDEBus IDEBus;
-typedef struct IDEState IDEState;
-typedef struct BMDMAState BMDMAState;
-
-/* debug IDE devices */
-//#define DEBUG_IDE
-//#define DEBUG_IDE_ATAPI
-//#define DEBUG_AIO
-#define USE_DMA_CDROM
-
-/* Bits of HD_STATUS */
-#define ERR_STAT		0x01
-#define INDEX_STAT		0x02
-#define ECC_STAT		0x04	/* Corrected error */
-#define DRQ_STAT		0x08
-#define SEEK_STAT		0x10
-#define SRV_STAT		0x10
-#define WRERR_STAT		0x20
-#define READY_STAT		0x40
-#define BUSY_STAT		0x80
-
-/* Bits for HD_ERROR */
-#define MARK_ERR		0x01	/* Bad address mark */
-#define TRK0_ERR		0x02	/* couldn't find track 0 */
-#define ABRT_ERR		0x04	/* Command aborted */
-#define MCR_ERR			0x08	/* media change request */
-#define ID_ERR			0x10	/* ID field not found */
-#define MC_ERR			0x20	/* media changed */
-#define ECC_ERR			0x40	/* Uncorrectable ECC error */
-#define BBD_ERR			0x80	/* pre-EIDE meaning:  block marked bad */
-#define ICRC_ERR		0x80	/* new meaning:  CRC error during transfer */
-
-/* Bits of HD_NSECTOR */
-#define CD			0x01
-#define IO			0x02
-#define REL			0x04
-#define TAG_MASK		0xf8
-
-#define IDE_CMD_RESET           0x04
-#define IDE_CMD_DISABLE_IRQ     0x02
-
-/* ATA/ATAPI Commands pre T13 Spec */
-#define WIN_NOP				0x00
-/*
- *	0x01->0x02 Reserved
- */
-#define CFA_REQ_EXT_ERROR_CODE		0x03 /* CFA Request Extended Error Code */
-/*
- *	0x04->0x07 Reserved
- */
-#define WIN_SRST			0x08 /* ATAPI soft reset command */
-#define WIN_DEVICE_RESET		0x08
-/*
- *	0x09->0x0F Reserved
- */
-#define WIN_RECAL			0x10
-#define WIN_RESTORE			WIN_RECAL
-/*
- *	0x10->0x1F Reserved
- */
-#define WIN_READ			0x20 /* 28-Bit */
-#define WIN_READ_ONCE			0x21 /* 28-Bit without retries */
-#define WIN_READ_LONG			0x22 /* 28-Bit */
-#define WIN_READ_LONG_ONCE		0x23 /* 28-Bit without retries */
-#define WIN_READ_EXT			0x24 /* 48-Bit */
-#define WIN_READDMA_EXT			0x25 /* 48-Bit */
-#define WIN_READDMA_QUEUED_EXT		0x26 /* 48-Bit */
-#define WIN_READ_NATIVE_MAX_EXT		0x27 /* 48-Bit */
-/*
- *	0x28
- */
-#define WIN_MULTREAD_EXT		0x29 /* 48-Bit */
-/*
- *	0x2A->0x2F Reserved
- */
-#define WIN_WRITE			0x30 /* 28-Bit */
-#define WIN_WRITE_ONCE			0x31 /* 28-Bit without retries */
-#define WIN_WRITE_LONG			0x32 /* 28-Bit */
-#define WIN_WRITE_LONG_ONCE		0x33 /* 28-Bit without retries */
-#define WIN_WRITE_EXT			0x34 /* 48-Bit */
-#define WIN_WRITEDMA_EXT		0x35 /* 48-Bit */
-#define WIN_WRITEDMA_QUEUED_EXT		0x36 /* 48-Bit */
-#define WIN_SET_MAX_EXT			0x37 /* 48-Bit */
-#define CFA_WRITE_SECT_WO_ERASE		0x38 /* CFA Write Sectors without erase */
-#define WIN_MULTWRITE_EXT		0x39 /* 48-Bit */
-/*
- *	0x3A->0x3B Reserved
- */
-#define WIN_WRITE_VERIFY		0x3C /* 28-Bit */
-/*
- *	0x3D->0x3F Reserved
- */
-#define WIN_VERIFY			0x40 /* 28-Bit - Read Verify Sectors */
-#define WIN_VERIFY_ONCE			0x41 /* 28-Bit - without retries */
-#define WIN_VERIFY_EXT			0x42 /* 48-Bit */
-/*
- *	0x43->0x4F Reserved
- */
-#define WIN_FORMAT			0x50
-/*
- *	0x51->0x5F Reserved
- */
-#define WIN_INIT			0x60
-/*
- *	0x61->0x5F Reserved
- */
-#define WIN_SEEK			0x70 /* 0x70-0x7F Reserved */
-#define CFA_TRANSLATE_SECTOR		0x87 /* CFA Translate Sector */
-#define WIN_DIAGNOSE			0x90
-#define WIN_SPECIFY			0x91 /* set drive geometry translation */
-#define WIN_DOWNLOAD_MICROCODE		0x92
-#define WIN_STANDBYNOW2			0x94
-#define CFA_IDLEIMMEDIATE		0x95 /* force drive to become "ready" */
-#define WIN_STANDBY2			0x96
-#define WIN_SETIDLE2			0x97
-#define WIN_CHECKPOWERMODE2		0x98
-#define WIN_SLEEPNOW2			0x99
-/*
- *	0x9A VENDOR
- */
-#define WIN_PACKETCMD			0xA0 /* Send a packet command. */
-#define WIN_PIDENTIFY			0xA1 /* identify ATAPI device	*/
-#define WIN_QUEUED_SERVICE		0xA2
-#define WIN_SMART			0xB0 /* self-monitoring and reporting */
-#define CFA_ACCESS_METADATA_STORAGE	0xB8
-#define CFA_ERASE_SECTORS       	0xC0 /* microdrives implement as NOP */
-#define WIN_MULTREAD			0xC4 /* read sectors using multiple mode*/
-#define WIN_MULTWRITE			0xC5 /* write sectors using multiple mode */
-#define WIN_SETMULT			0xC6 /* enable/disable multiple mode */
-#define WIN_READDMA_QUEUED		0xC7 /* read sectors using Queued DMA transfers */
-#define WIN_READDMA			0xC8 /* read sectors using DMA transfers */
-#define WIN_READDMA_ONCE		0xC9 /* 28-Bit - without retries */
-#define WIN_WRITEDMA			0xCA /* write sectors using DMA transfers */
-#define WIN_WRITEDMA_ONCE		0xCB /* 28-Bit - without retries */
-#define WIN_WRITEDMA_QUEUED		0xCC /* write sectors using Queued DMA transfers */
-#define CFA_WRITE_MULTI_WO_ERASE	0xCD /* CFA Write multiple without erase */
-#define WIN_GETMEDIASTATUS		0xDA
-#define WIN_ACKMEDIACHANGE		0xDB /* ATA-1, ATA-2 vendor */
-#define WIN_POSTBOOT			0xDC
-#define WIN_PREBOOT			0xDD
-#define WIN_DOORLOCK			0xDE /* lock door on removable drives */
-#define WIN_DOORUNLOCK			0xDF /* unlock door on removable drives */
-#define WIN_STANDBYNOW1			0xE0
-#define WIN_IDLEIMMEDIATE		0xE1 /* force drive to become "ready" */
-#define WIN_STANDBY             	0xE2 /* Set device in Standby Mode */
-#define WIN_SETIDLE1			0xE3
-#define WIN_READ_BUFFER			0xE4 /* force read only 1 sector */
-#define WIN_CHECKPOWERMODE1		0xE5
-#define WIN_SLEEPNOW1			0xE6
-#define WIN_FLUSH_CACHE			0xE7
-#define WIN_WRITE_BUFFER		0xE8 /* force write only 1 sector */
-#define WIN_WRITE_SAME			0xE9 /* read ata-2 to use */
-	/* SET_FEATURES 0x22 or 0xDD */
-#define WIN_FLUSH_CACHE_EXT		0xEA /* 48-Bit */
-#define WIN_IDENTIFY			0xEC /* ask drive to identify itself	*/
-#define WIN_MEDIAEJECT			0xED
-#define WIN_IDENTIFY_DMA		0xEE /* same as WIN_IDENTIFY, but DMA */
-#define WIN_SETFEATURES			0xEF /* set special drive features */
-#define EXABYTE_ENABLE_NEST		0xF0
-#define IBM_SENSE_CONDITION		0xF0 /* measure disk temperature */
-#define WIN_SECURITY_SET_PASS		0xF1
-#define WIN_SECURITY_UNLOCK		0xF2
-#define WIN_SECURITY_ERASE_PREPARE	0xF3
-#define WIN_SECURITY_ERASE_UNIT		0xF4
-#define WIN_SECURITY_FREEZE_LOCK	0xF5
-#define CFA_WEAR_LEVEL			0xF5 /* microdrives implement as NOP */
-#define WIN_SECURITY_DISABLE		0xF6
-#define WIN_READ_NATIVE_MAX		0xF8 /* return the native maximum address */
-#define WIN_SET_MAX			0xF9
-#define DISABLE_SEAGATE			0xFB
-
-/* set to 1 set disable mult support */
-#define MAX_MULT_SECTORS 16
-
-#define IDE_DMA_BUF_SECTORS 256
-
-#if (IDE_DMA_BUF_SECTORS < MAX_MULT_SECTORS)
-#error "IDE_DMA_BUF_SECTORS must be bigger or equal to MAX_MULT_SECTORS"
-#endif
-
-/* ATAPI defines */
-
-#define ATAPI_PACKET_SIZE 12
-
-/* The generic packet command opcodes for CD/DVD Logical Units,
- * From Table 57 of the SFF8090 Ver. 3 (Mt. Fuji) draft standard. */
-#define GPCMD_BLANK			    0xa1
-#define GPCMD_CLOSE_TRACK		    0x5b
-#define GPCMD_FLUSH_CACHE		    0x35
-#define GPCMD_FORMAT_UNIT		    0x04
-#define GPCMD_GET_CONFIGURATION		    0x46
-#define GPCMD_GET_EVENT_STATUS_NOTIFICATION 0x4a
-#define GPCMD_GET_PERFORMANCE		    0xac
-#define GPCMD_INQUIRY			    0x12
-#define GPCMD_LOAD_UNLOAD		    0xa6
-#define GPCMD_MECHANISM_STATUS		    0xbd
-#define GPCMD_MODE_SELECT_10		    0x55
-#define GPCMD_MODE_SENSE_10		    0x5a
-#define GPCMD_PAUSE_RESUME		    0x4b
-#define GPCMD_PLAY_AUDIO_10		    0x45
-#define GPCMD_PLAY_AUDIO_MSF		    0x47
-#define GPCMD_PLAY_AUDIO_TI		    0x48
-#define GPCMD_PLAY_CD			    0xbc
-#define GPCMD_PREVENT_ALLOW_MEDIUM_REMOVAL  0x1e
-#define GPCMD_READ_10			    0x28
-#define GPCMD_READ_12			    0xa8
-#define GPCMD_READ_CDVD_CAPACITY	    0x25
-#define GPCMD_READ_CD			    0xbe
-#define GPCMD_READ_CD_MSF		    0xb9
-#define GPCMD_READ_DISC_INFO		    0x51
-#define GPCMD_READ_DVD_STRUCTURE	    0xad
-#define GPCMD_READ_FORMAT_CAPACITIES	    0x23
-#define GPCMD_READ_HEADER		    0x44
-#define GPCMD_READ_TRACK_RZONE_INFO	    0x52
-#define GPCMD_READ_SUBCHANNEL		    0x42
-#define GPCMD_READ_TOC_PMA_ATIP		    0x43
-#define GPCMD_REPAIR_RZONE_TRACK	    0x58
-#define GPCMD_REPORT_KEY		    0xa4
-#define GPCMD_REQUEST_SENSE		    0x03
-#define GPCMD_RESERVE_RZONE_TRACK	    0x53
-#define GPCMD_SCAN			    0xba
-#define GPCMD_SEEK			    0x2b
-#define GPCMD_SEND_DVD_STRUCTURE	    0xad
-#define GPCMD_SEND_EVENT		    0xa2
-#define GPCMD_SEND_KEY			    0xa3
-#define GPCMD_SEND_OPC			    0x54
-#define GPCMD_SET_READ_AHEAD		    0xa7
-#define GPCMD_SET_STREAMING		    0xb6
-#define GPCMD_START_STOP_UNIT		    0x1b
-#define GPCMD_STOP_PLAY_SCAN		    0x4e
-#define GPCMD_TEST_UNIT_READY		    0x00
-#define GPCMD_VERIFY_10			    0x2f
-#define GPCMD_WRITE_10			    0x2a
-#define GPCMD_WRITE_AND_VERIFY_10	    0x2e
-/* This is listed as optional in ATAPI 2.6, but is (curiously)
- * missing from Mt. Fuji, Table 57.  It _is_ mentioned in Mt. Fuji
- * Table 377 as an MMC command for SCSi devices though...  Most ATAPI
- * drives support it. */
-#define GPCMD_SET_SPEED			    0xbb
-/* This seems to be a SCSI specific CD-ROM opcode
- * to play data at track/index */
-#define GPCMD_PLAYAUDIO_TI		    0x48
-/*
- * From MS Media Status Notification Support Specification. For
- * older drives only.
- */
-#define GPCMD_GET_MEDIA_STATUS		    0xda
-#define GPCMD_MODE_SENSE_6		    0x1a
-
-/* Mode page codes for mode sense/set */
-#define GPMODE_R_W_ERROR_PAGE		0x01
-#define GPMODE_WRITE_PARMS_PAGE		0x05
-#define GPMODE_AUDIO_CTL_PAGE		0x0e
-#define GPMODE_POWER_PAGE		0x1a
-#define GPMODE_FAULT_FAIL_PAGE		0x1c
-#define GPMODE_TO_PROTECT_PAGE		0x1d
-#define GPMODE_CAPABILITIES_PAGE	0x2a
-#define GPMODE_ALL_PAGES		0x3f
-/* Not in Mt. Fuji, but in ATAPI 2.6 -- depricated now in favor
- * of MODE_SENSE_POWER_PAGE */
-#define GPMODE_CDROM_PAGE		0x0d
-
-/*
- * Based on values from <linux/cdrom.h> but extending CD_MINS
- * to the maximum common size allowed by the Orange's Book ATIP
- *
- * 90 and 99 min CDs are also available but using them as the
- * upper limit reduces the effectiveness of the heuristic to
- * detect DVDs burned to less than 25% of their maximum capacity
- */
-
-/* Some generally useful CD-ROM information */
-#define CD_MINS                       80 /* max. minutes per CD */
-#define CD_SECS                       60 /* seconds per minute */
-#define CD_FRAMES                     75 /* frames per second */
-#define CD_FRAMESIZE                2048 /* bytes per frame, "cooked" mode */
-#define CD_MAX_BYTES       (CD_MINS * CD_SECS * CD_FRAMES * CD_FRAMESIZE)
-#define CD_MAX_SECTORS     (CD_MAX_BYTES / 512)
-
-/*
- * The MMC values are not IDE specific and might need to be moved
- * to a common header if they are also needed for the SCSI emulation
- */
-
-/* Profile list from MMC-6 revision 1 table 91 */
-#define MMC_PROFILE_NONE                0x0000
-#define MMC_PROFILE_CD_ROM              0x0008
-#define MMC_PROFILE_CD_R                0x0009
-#define MMC_PROFILE_CD_RW               0x000A
-#define MMC_PROFILE_DVD_ROM             0x0010
-#define MMC_PROFILE_DVD_R_SR            0x0011
-#define MMC_PROFILE_DVD_RAM             0x0012
-#define MMC_PROFILE_DVD_RW_RO           0x0013
-#define MMC_PROFILE_DVD_RW_SR           0x0014
-#define MMC_PROFILE_DVD_R_DL_SR         0x0015
-#define MMC_PROFILE_DVD_R_DL_JR         0x0016
-#define MMC_PROFILE_DVD_RW_DL           0x0017
-#define MMC_PROFILE_DVD_DDR             0x0018
-#define MMC_PROFILE_DVD_PLUS_RW         0x001A
-#define MMC_PROFILE_DVD_PLUS_R          0x001B
-#define MMC_PROFILE_DVD_PLUS_RW_DL      0x002A
-#define MMC_PROFILE_DVD_PLUS_R_DL       0x002B
-#define MMC_PROFILE_BD_ROM              0x0040
-#define MMC_PROFILE_BD_R_SRM            0x0041
-#define MMC_PROFILE_BD_R_RRM            0x0042
-#define MMC_PROFILE_BD_RE               0x0043
-#define MMC_PROFILE_HDDVD_ROM           0x0050
-#define MMC_PROFILE_HDDVD_R             0x0051
-#define MMC_PROFILE_HDDVD_RAM           0x0052
-#define MMC_PROFILE_HDDVD_RW            0x0053
-#define MMC_PROFILE_HDDVD_R_DL          0x0058
-#define MMC_PROFILE_HDDVD_RW_DL         0x005A
-#define MMC_PROFILE_INVALID             0xFFFF
-
-#define ATAPI_INT_REASON_CD             0x01 /* 0 = data transfer */
-#define ATAPI_INT_REASON_IO             0x02 /* 1 = transfer to the host */
-#define ATAPI_INT_REASON_REL            0x04
-#define ATAPI_INT_REASON_TAG            0xf8
-
-/* same constants as bochs */
-#define ASC_ILLEGAL_OPCODE                   0x20
-#define ASC_LOGICAL_BLOCK_OOR                0x21
-#define ASC_INV_FIELD_IN_CMD_PACKET          0x24
-#define ASC_MEDIUM_MAY_HAVE_CHANGED          0x28
-#define ASC_INCOMPATIBLE_FORMAT              0x30
-#define ASC_MEDIUM_NOT_PRESENT               0x3a
-#define ASC_SAVING_PARAMETERS_NOT_SUPPORTED  0x39
-#define ASC_MEDIA_REMOVAL_PREVENTED          0x53
-
-#define CFA_NO_ERROR            0x00
-#define CFA_MISC_ERROR          0x09
-#define CFA_INVALID_COMMAND     0x20
-#define CFA_INVALID_ADDRESS     0x21
-#define CFA_ADDRESS_OVERFLOW    0x2f
-
-#define SENSE_NONE            0
-#define SENSE_NOT_READY       2
-#define SENSE_ILLEGAL_REQUEST 5
-#define SENSE_UNIT_ATTENTION  6
-
-#define SMART_READ_DATA       0xd0
-#define SMART_READ_THRESH     0xd1
-#define SMART_ATTR_AUTOSAVE   0xd2
-#define SMART_SAVE_ATTR       0xd3
-#define SMART_EXECUTE_OFFLINE 0xd4
-#define SMART_READ_LOG        0xd5
-#define SMART_WRITE_LOG       0xd6
-#define SMART_ENABLE          0xd8
-#define SMART_DISABLE         0xd9
-#define SMART_STATUS          0xda
+#include "ide-internal.h"
 
 static int smart_attributes[][5] = {
     /* id,  flags, val, wrst, thrsh */
@@ -396,89 +47,6 @@ static int smart_attributes[][5] = {
     { 0x00, 0x00, 0x00, 0x00, 0x00}
 };
 
-typedef void EndTransferFunc(IDEState *);
-
-/* NOTE: IDEState represents in fact one drive */
-struct IDEState {
-    IDEBus *bus;
-    uint8_t unit;
-    /* ide config */
-    int is_cdrom;
-    int is_cf;
-    int cylinders, heads, sectors;
-    int64_t nb_sectors;
-    int mult_sectors;
-    int identify_set;
-    uint16_t identify_data[256];
-    qemu_irq irq;
-    int drive_serial;
-    char drive_serial_str[21];
-    /* ide regs */
-    uint8_t feature;
-    uint8_t error;
-    uint32_t nsector;
-    uint8_t sector;
-    uint8_t lcyl;
-    uint8_t hcyl;
-    /* other part of tf for lba48 support */
-    uint8_t hob_feature;
-    uint8_t hob_nsector;
-    uint8_t hob_sector;
-    uint8_t hob_lcyl;
-    uint8_t hob_hcyl;
-
-    uint8_t select;
-    uint8_t status;
-
-    /* 0x3f6 command, only meaningful for drive 0 */
-    uint8_t cmd;
-    /* set for lba48 access */
-    uint8_t lba48;
-    BlockDriverState *bs;
-    /* ATAPI specific */
-    uint8_t sense_key;
-    uint8_t asc;
-    uint8_t cdrom_changed;
-    int packet_transfer_size;
-    int elementary_transfer_size;
-    int io_buffer_index;
-    int lba;
-    int cd_sector_size;
-    int atapi_dma; /* true if dma is requested for the packet cmd */
-    /* ATA DMA state */
-    int io_buffer_size;
-    QEMUSGList sg;
-    /* PIO transfer handling */
-    int req_nb_sectors; /* number of sectors per interrupt */
-    EndTransferFunc *end_transfer_func;
-    uint8_t *data_ptr;
-    uint8_t *data_end;
-    uint8_t *io_buffer;
-    QEMUTimer *sector_write_timer; /* only used for win2k install hack */
-    uint32_t irq_count; /* counts IRQs when using win2k install hack */
-    /* CF-ATA extended error */
-    uint8_t ext_error;
-    /* CF-ATA metadata storage */
-    uint32_t mdata_size;
-    uint8_t *mdata_storage;
-    int media_changed;
-    /* for pmac */
-    int is_read;
-    /* SMART */
-    uint8_t smart_enabled;
-    uint8_t smart_autosave;
-    int smart_errors;
-    uint8_t smart_selftest_count;
-    uint8_t *smart_selftest_data;
-};
-
-struct IDEBus {
-    BusState qbus;
-    BMDMAState *bmdma;
-    IDEState ifs[2];
-    uint8_t unit;
-};
-
 /* XXX: DVDs that could fit on a CD will be reported as a CD */
 static inline int media_present(IDEState *s)
 {
@@ -495,49 +63,18 @@ static inline int media_is_cd(IDEState *s)
     return (media_present(s) && s->nb_sectors <= CD_MAX_SECTORS);
 }
 
-#define BM_STATUS_DMAING 0x01
-#define BM_STATUS_ERROR  0x02
-#define BM_STATUS_INT    0x04
-#define BM_STATUS_DMA_RETRY  0x08
-#define BM_STATUS_PIO_RETRY  0x10
-
-#define BM_CMD_START     0x01
-#define BM_CMD_READ      0x08
-
 #define IDE_TYPE_PIIX3   0
 #define IDE_TYPE_CMD646  1
 #define IDE_TYPE_PIIX4   2
 
 /* CMD646 specific */
-#define MRDMODE		0x71
-#define   MRDMODE_INTR_CH0	0x04
-#define   MRDMODE_INTR_CH1	0x08
-#define   MRDMODE_BLK_CH0	0x10
-#define   MRDMODE_BLK_CH1	0x20
-#define UDIDETCR0	0x73
-#define UDIDETCR1	0x7B
-
-struct BMDMAState {
-    uint8_t cmd;
-    uint8_t status;
-    uint32_t addr;
-
-    struct PCIIDEState *pci_dev;
-    IDEBus *bus;
-    /* current transfer state */
-    uint32_t cur_addr;
-    uint32_t cur_prd_last;
-    uint32_t cur_prd_addr;
-    uint32_t cur_prd_len;
-    uint8_t unit;
-    BlockDriverCompletionFunc *dma_cb;
-    BlockDriverAIOCB *aiocb;
-    struct iovec iov;
-    QEMUIOVector qiov;
-    int64_t sector_num;
-    uint32_t nsector;
-    QEMUBH *bh;
-};
+#define MRDMODE                0x71
+#define   MRDMODE_INTR_CH0     0x04
+#define   MRDMODE_INTR_CH1     0x08
+#define   MRDMODE_BLK_CH0      0x10
+#define   MRDMODE_BLK_CH1      0x20
+#define UDIDETCR0      0x73
+#define UDIDETCR1      0x7B
 
 typedef struct PCIIDEState {
     PCIDevice dev;
@@ -546,17 +83,6 @@ typedef struct PCIIDEState {
     int type; /* see IDE_TYPE_xxx */
 } PCIIDEState;
 
-static inline IDEState *bmdma_active_if(BMDMAState *bmdma)
-{
-    assert(bmdma->unit != -1);
-    return bmdma->bus->ifs + bmdma->unit;
-}
-
-static inline IDEState *idebus_active_if(IDEBus *bus)
-{
-    return bus->ifs + bus->unit;
-}
-
 static void ide_dma_start(IDEState *s, BlockDriverCompletionFunc *dma_cb);
 static void ide_dma_restart(IDEState *s);
 static void ide_atapi_cmd_read_dma_cb(void *opaque, int ret);
@@ -808,17 +334,6 @@ static inline void ide_dma_submit_check(IDEState *s,
     dma_cb(bm, -1);
 }
 
-static inline void ide_set_irq(IDEState *s)
-{
-    BMDMAState *bm = s->bus->bmdma;
-    if (!(s->cmd & IDE_CMD_DISABLE_IRQ)) {
-        if (bm) {
-            bm->status |= BM_STATUS_INT;
-        }
-        qemu_irq_raise(s->irq);
-    }
-}
-
 /* prepare data transfer and tell what to do after */
 static void ide_transfer_start(IDEState *s, uint8_t *buf, int size,
                                EndTransferFunc *end_transfer_func)
@@ -838,7 +353,7 @@ static void ide_transfer_stop(IDEState *s)
     s->status &= ~DRQ_STAT;
 }
 
-static int64_t ide_get_sector(IDEState *s)
+int64_t ide_get_sector(IDEState *s)
 {
     int64_t sector_num;
     if (s->select & 0x40) {
@@ -860,7 +375,7 @@ static int64_t ide_get_sector(IDEState *s)
     return sector_num;
 }
 
-static void ide_set_sector(IDEState *s, int64_t sector_num)
+void ide_set_sector(IDEState *s, int64_t sector_num)
 {
     unsigned int cyl, r;
     if (s->select & 0x40) {
@@ -968,7 +483,7 @@ static void dma_buf_commit(IDEState *s, int is_write)
     qemu_sglist_destroy(&s->sg);
 }
 
-static void ide_dma_error(IDEState *s)
+void ide_dma_error(IDEState *s)
 {
     ide_transfer_stop(s);
     s->error = ABRT_ERR;
@@ -1176,7 +691,7 @@ static void ide_dma_restart_bh(void *opaque)
     }
 }
 
-static void ide_dma_restart_cb(void *opaque, int running, int reason)
+void ide_dma_restart_cb(void *opaque, int running, int reason)
 {
     BMDMAState *bm = opaque;
 
@@ -1244,7 +759,7 @@ static void ide_sector_write_dma(IDEState *s)
     ide_dma_start(s, ide_write_dma_cb);
 }
 
-static void ide_atapi_cmd_ok(IDEState *s)
+void ide_atapi_cmd_ok(IDEState *s)
 {
     s->error = 0;
     s->status = READY_STAT | SEEK_STAT;
@@ -1252,7 +767,7 @@ static void ide_atapi_cmd_ok(IDEState *s)
     ide_set_irq(s);
 }
 
-static void ide_atapi_cmd_error(IDEState *s, int sense_key, int asc)
+void ide_atapi_cmd_error(IDEState *s, int sense_key, int asc)
 {
 #ifdef DEBUG_IDE_ATAPI
     printf("atapi_cmd_error: sense=0x%x asc=0x%x\n", sense_key, asc);
@@ -1347,7 +862,7 @@ static int cd_read_sector(BlockDriverState *bs, int lba, uint8_t *buf,
     return ret;
 }
 
-static void ide_atapi_io_error(IDEState *s, int ret)
+void ide_atapi_io_error(IDEState *s, int ret)
 {
     /* XXX: handle more errors */
     if (ret == -ENOMEDIUM) {
@@ -2207,7 +1722,7 @@ static void ide_clear_hob(IDEBus *bus)
     bus->ifs[1].select &= ~(1 << 7);
 }
 
-static void ide_ioport_write(void *opaque, uint32_t addr, uint32_t val)
+void ide_ioport_write(void *opaque, uint32_t addr, uint32_t val)
 {
     IDEBus *bus = opaque;
     IDEState *s;
@@ -2779,7 +2294,7 @@ static void ide_ioport_write(void *opaque, uint32_t addr, uint32_t val)
     }
 }
 
-static uint32_t ide_ioport_read(void *opaque, uint32_t addr1)
+uint32_t ide_ioport_read(void *opaque, uint32_t addr1)
 {
     IDEBus *bus = opaque;
     IDEState *s = idebus_active_if(bus);
@@ -2857,7 +2372,7 @@ static uint32_t ide_ioport_read(void *opaque, uint32_t addr1)
     return ret;
 }
 
-static uint32_t ide_status_read(void *opaque, uint32_t addr)
+uint32_t ide_status_read(void *opaque, uint32_t addr)
 {
     IDEBus *bus = opaque;
     IDEState *s = idebus_active_if(bus);
@@ -2874,7 +2389,7 @@ static uint32_t ide_status_read(void *opaque, uint32_t addr)
     return ret;
 }
 
-static void ide_cmd_write(void *opaque, uint32_t addr, uint32_t val)
+void ide_cmd_write(void *opaque, uint32_t addr, uint32_t val)
 {
     IDEBus *bus = opaque;
     IDEState *s;
@@ -2909,7 +2424,7 @@ static void ide_cmd_write(void *opaque, uint32_t addr, uint32_t val)
     bus->ifs[1].cmd = val;
 }
 
-static void ide_data_writew(void *opaque, uint32_t addr, uint32_t val)
+void ide_data_writew(void *opaque, uint32_t addr, uint32_t val)
 {
     IDEBus *bus = opaque;
     IDEState *s = idebus_active_if(bus);
@@ -2927,7 +2442,7 @@ static void ide_data_writew(void *opaque, uint32_t addr, uint32_t val)
         s->end_transfer_func(s);
 }
 
-static uint32_t ide_data_readw(void *opaque, uint32_t addr)
+uint32_t ide_data_readw(void *opaque, uint32_t addr)
 {
     IDEBus *bus = opaque;
     IDEState *s = idebus_active_if(bus);
@@ -2947,7 +2462,7 @@ static uint32_t ide_data_readw(void *opaque, uint32_t addr)
     return ret;
 }
 
-static void ide_data_writel(void *opaque, uint32_t addr, uint32_t val)
+void ide_data_writel(void *opaque, uint32_t addr, uint32_t val)
 {
     IDEBus *bus = opaque;
     IDEState *s = idebus_active_if(bus);
@@ -2965,7 +2480,7 @@ static void ide_data_writel(void *opaque, uint32_t addr, uint32_t val)
         s->end_transfer_func(s);
 }
 
-static uint32_t ide_data_readl(void *opaque, uint32_t addr)
+uint32_t ide_data_readl(void *opaque, uint32_t addr)
 {
     IDEBus *bus = opaque;
     IDEState *s = idebus_active_if(bus);
@@ -2995,7 +2510,7 @@ static void ide_dummy_transfer_stop(IDEState *s)
     s->io_buffer[3] = 0xff;
 }
 
-static void ide_reset(IDEState *s)
+void ide_reset(IDEState *s)
 {
     IDEBus *bus = s->bus;
 
@@ -3014,9 +2529,8 @@ static void ide_reset(IDEState *s)
     s->media_changed = 0;
 }
 
-static void ide_init2(IDEBus *bus,
-                      BlockDriverState *hd0, BlockDriverState *hd1,
-                      qemu_irq irq)
+void ide_init2(IDEBus *bus, BlockDriverState *hd0, BlockDriverState *hd1,
+               qemu_irq irq)
 {
     IDEState *s;
     static int drive_serial = 1;
@@ -3061,7 +2575,7 @@ static void ide_init2(IDEBus *bus,
     }
 }
 
-static void ide_init_ioport(IDEBus *bus, int iobase, int iobase2)
+void ide_init_ioport(IDEBus *bus, int iobase, int iobase2)
 {
     register_ioport_write(iobase, 8, 1, ide_ioport_write, bus);
     register_ioport_read(iobase, 8, 1, ide_ioport_read, bus);
@@ -3078,7 +2592,7 @@ static void ide_init_ioport(IDEBus *bus, int iobase, int iobase2)
 }
 
 /* save per IDE drive data */
-static void ide_save(QEMUFile* f, IDEState *s)
+void ide_save(QEMUFile* f, IDEState *s)
 {
     qemu_put_be32(f, s->mult_sectors);
     qemu_put_be32(f, s->identify_set);
@@ -3107,7 +2621,7 @@ static void ide_save(QEMUFile* f, IDEState *s)
 }
 
 /* load per IDE drive data */
-static void ide_load(QEMUFile* f, IDEState *s, int version_id)
+void ide_load(QEMUFile* f, IDEState *s, int version_id)
 {
     s->mult_sectors=qemu_get_be32(f);
     s->identify_set=qemu_get_be32(f);
@@ -3141,14 +2655,14 @@ static void ide_load(QEMUFile* f, IDEState *s, int version_id)
     /* XXX: if a transfer is pending, we do not save it yet */
 }
 
-static void idebus_save(QEMUFile* f, IDEBus *bus)
+void idebus_save(QEMUFile* f, IDEBus *bus)
 {
     IDEState *s = idebus_active_if(bus);
     qemu_put_8s(f, &s->cmd);
     qemu_put_8s(f, &bus->unit);
 }
 
-static void idebus_load(QEMUFile* f, IDEBus *bus, int version_id)
+void idebus_load(QEMUFile* f, IDEBus *bus, int version_id)
 {
     IDEState *s;
     uint8_t cmd;
@@ -3231,7 +2745,7 @@ static void ide_dma_restart(IDEState *s)
     ide_dma_start(s, bm->dma_cb);
 }
 
-static void ide_dma_cancel(BMDMAState *bm)
+void ide_dma_cancel(BMDMAState *bm)
 {
     if (bm->status & BM_STATUS_DMAING) {
         bm->status &= ~BM_STATUS_DMAING;
-- 
1.6.2.5

^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [Qemu-devel] [PATCH 03/11] ide: split away ide-isa.c
  2009-08-26 11:53 [Qemu-devel] [PATCH 00/11] ide: split + cleanup patches Gerd Hoffmann
  2009-08-26 11:53 ` [Qemu-devel] [PATCH 01/11] ide: add IDEBus struct, cleanups Gerd Hoffmann
  2009-08-26 11:53 ` [Qemu-devel] [PATCH 02/11] ide: split away ide-internal.h Gerd Hoffmann
@ 2009-08-26 11:53 ` Gerd Hoffmann
  2009-08-26 11:53 ` [Qemu-devel] [PATCH 04/11] ide: split away ide-pci.c Gerd Hoffmann
                   ` (8 subsequent siblings)
  11 siblings, 0 replies; 14+ messages in thread
From: Gerd Hoffmann @ 2009-08-26 11:53 UTC (permalink / raw)
  To: qemu-devel; +Cc: Gerd Hoffmann

create ide-isa.c and place isa bus support there.
only build ide-isa support for platforms using it.
also create ide.h header file.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 Makefile.target   |    7 ++++---
 hw/ide-internal.h |    1 +
 hw/ide-isa.c      |   45 +++++++++++++++++++++++++++++++++++++++++++++
 hw/ide.c          |   14 --------------
 hw/ide.h          |   10 ++++++++++
 hw/mips_r4k.c     |    1 +
 hw/pc.c           |    1 +
 hw/pc.h           |    2 --
 hw/ppc_prep.c     |    1 +
 9 files changed, 63 insertions(+), 19 deletions(-)
 create mode 100644 hw/ide-isa.c
 create mode 100644 hw/ide.h

diff --git a/Makefile.target b/Makefile.target
index 690f30b..553bb9c 100644
--- a/Makefile.target
+++ b/Makefile.target
@@ -187,14 +187,14 @@ obj-y += e1000.o
 obj-y += wdt_ib700.o wdt_i6300esb.o
 
 # Hardware support
-obj-i386-y = ide.o pckbd.o vga.o $(sound-obj-y) dma.o isa-bus.o
+obj-i386-y = ide.o ide-isa.o pckbd.o vga.o $(sound-obj-y) dma.o isa-bus.o
 obj-i386-y += fdc.o mc146818rtc.o serial.o i8259.o i8254.o pcspk.o pc.o
 obj-i386-y += cirrus_vga.o apic.o ioapic.o parallel.o acpi.o piix_pci.o
 obj-i386-y += usb-uhci.o vmmouse.o vmport.o vmware_vga.o hpet.o
 obj-i386-y += device-hotplug.o pci-hotplug.o smbios.o
 
 # shared objects
-obj-ppc-y = ppc.o ide.o vga.o $(sound-obj-y) dma.o isa-bus.o openpic.o
+obj-ppc-y = ppc.o ide.o ide-isa.o vga.o $(sound-obj-y) dma.o isa-bus.o openpic.o
 # PREP target
 obj-ppc-y += pckbd.o serial.o i8259.o i8254.o fdc.o mc146818rtc.o
 obj-ppc-y += prep_pci.o ppc_prep.o
@@ -215,7 +215,8 @@ obj-ppc-$(CONFIG_FDT) += device_tree.o
 obj-mips-y = mips_r4k.o mips_jazz.o mips_malta.o mips_mipssim.o
 obj-mips-y += mips_timer.o mips_int.o dma.o vga.o serial.o i8254.o i8259.o rc4030.o
 obj-mips-y += g364fb.o jazz_led.o dp8393x.o
-obj-mips-y += ide.o gt64xxx.o pckbd.o fdc.o mc146818rtc.o usb-uhci.o acpi.o ds1225y.o
+obj-mips-y += ide.o ide-isa.o
+obj-mips-y += gt64xxx.o pckbd.o fdc.o mc146818rtc.o usb-uhci.o acpi.o ds1225y.o
 obj-mips-y += piix_pci.o parallel.o cirrus_vga.o isa-bus.o pcspk.o $(sound-obj-y)
 obj-mips-y += mipsnet.o
 obj-mips-y += pflash_cfi01.o
diff --git a/hw/ide-internal.h b/hw/ide-internal.h
index 5cade96..bb65861 100644
--- a/hw/ide-internal.h
+++ b/hw/ide-internal.h
@@ -6,6 +6,7 @@
  * only hw/ide*.c is supposed to include this file.
  * non-internal declarations are in hw/ide.h
  */
+#include "ide.h"
 
 /* debug IDE devices */
 //#define DEBUG_IDE
diff --git a/hw/ide-isa.c b/hw/ide-isa.c
new file mode 100644
index 0000000..705c24d
--- /dev/null
+++ b/hw/ide-isa.c
@@ -0,0 +1,45 @@
+/*
+ * QEMU IDE Emulation: ISA Bus support.
+ *
+ * Copyright (c) 2003 Fabrice Bellard
+ * Copyright (c) 2006 Openedhand Ltd.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#include "hw.h"
+#include "pc.h"
+#include "block.h"
+#include "block_int.h"
+#include "sysemu.h"
+#include "dma.h"
+#include "ide-internal.h"
+
+/***********************************************************/
+/* ISA IDE definitions */
+
+void isa_ide_init(int iobase, int iobase2, qemu_irq irq,
+                  BlockDriverState *hd0, BlockDriverState *hd1)
+{
+    IDEBus *bus;
+
+    bus = qemu_mallocz(sizeof(*bus));
+
+    ide_init2(bus, hd0, hd1, irq);
+    ide_init_ioport(bus, iobase, iobase2);
+}
diff --git a/hw/ide.c b/hw/ide.c
index 0a112a4..196b2fb 100644
--- a/hw/ide.c
+++ b/hw/ide.c
@@ -2674,20 +2674,6 @@ void idebus_load(QEMUFile* f, IDEBus *bus, int version_id)
 }
 
 /***********************************************************/
-/* ISA IDE definitions */
-
-void isa_ide_init(int iobase, int iobase2, qemu_irq irq,
-                  BlockDriverState *hd0, BlockDriverState *hd1)
-{
-    IDEBus *bus;
-
-    bus = qemu_mallocz(sizeof(*bus));
-
-    ide_init2(bus, hd0, hd1, irq);
-    ide_init_ioport(bus, iobase, iobase2);
-}
-
-/***********************************************************/
 /* PCI IDE definitions */
 
 static void cmd646_update_irq(PCIIDEState *d);
diff --git a/hw/ide.h b/hw/ide.h
new file mode 100644
index 0000000..73ef93e
--- /dev/null
+++ b/hw/ide.h
@@ -0,0 +1,10 @@
+#ifndef HW_IDE_H
+#define HW_IDE_H
+
+#include "qdev.h"
+
+/* ide-isa.c */
+void isa_ide_init(int iobase, int iobase2, qemu_irq irq,
+                  BlockDriverState *hd0, BlockDriverState *hd1);
+
+#endif /* HW_IDE_H */
diff --git a/hw/mips_r4k.c b/hw/mips_r4k.c
index d902591..24c1884 100644
--- a/hw/mips_r4k.c
+++ b/hw/mips_r4k.c
@@ -17,6 +17,7 @@
 #include "flash.h"
 #include "qemu-log.h"
 #include "mips-bios.h"
+#include "ide.h"
 
 #define PHYS_TO_VIRT(x) ((x) | ~(target_ulong)0x7fffffff)
 
diff --git a/hw/pc.c b/hw/pc.c
index 11b8618..1bf78c6 100644
--- a/hw/pc.c
+++ b/hw/pc.c
@@ -36,6 +36,7 @@
 #include "hpet_emul.h"
 #include "watchdog.h"
 #include "smbios.h"
+#include "ide.h"
 
 /* output Bochs bios info messages */
 //#define DEBUG_BIOS
diff --git a/hw/pc.h b/hw/pc.h
index 5649fc4..5bdaadf 100644
--- a/hw/pc.h
+++ b/hw/pc.h
@@ -144,8 +144,6 @@ void pci_cirrus_vga_init(PCIBus *bus);
 void isa_cirrus_vga_init(void);
 
 /* ide.c */
-void isa_ide_init(int iobase, int iobase2, qemu_irq irq,
-                  BlockDriverState *hd0, BlockDriverState *hd1);
 void pci_cmd646_ide_init(PCIBus *bus, BlockDriverState **hd_table,
                          int secondary_ide_enabled);
 void pci_piix3_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn,
diff --git a/hw/ppc_prep.c b/hw/ppc_prep.c
index 223ca61..42d1af5 100644
--- a/hw/ppc_prep.c
+++ b/hw/ppc_prep.c
@@ -32,6 +32,7 @@
 #include "ppc.h"
 #include "boards.h"
 #include "qemu-log.h"
+#include "ide.h"
 
 //#define HARD_DEBUG_PPC_IO
 //#define DEBUG_PPC_IO
-- 
1.6.2.5

^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [Qemu-devel] [PATCH 04/11] ide: split away ide-pci.c
  2009-08-26 11:53 [Qemu-devel] [PATCH 00/11] ide: split + cleanup patches Gerd Hoffmann
                   ` (2 preceding siblings ...)
  2009-08-26 11:53 ` [Qemu-devel] [PATCH 03/11] ide: split away ide-isa.c Gerd Hoffmann
@ 2009-08-26 11:53 ` Gerd Hoffmann
  2009-08-26 11:53 ` [Qemu-devel] [PATCH 05/11] ide: split away ide-macio.c Gerd Hoffmann
                   ` (7 subsequent siblings)
  11 siblings, 0 replies; 14+ messages in thread
From: Gerd Hoffmann @ 2009-08-26 11:53 UTC (permalink / raw)
  To: qemu-devel; +Cc: Gerd Hoffmann

create ide-pci.c and place pci bus support there.
only build ide-pci support for platforms using it.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 Makefile.target   |    9 +-
 hw/ide-pci.c      |  519 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 hw/ide.c          |  483 -------------------------------------------------
 hw/ide.h          |    8 +
 hw/mips_malta.c   |    1 +
 hw/pc.h           |    8 -
 hw/ppc_newworld.c |    1 +
 hw/ppc_oldworld.c |    1 +
 hw/sun4u.c        |    1 +
 9 files changed, 536 insertions(+), 495 deletions(-)
 create mode 100644 hw/ide-pci.c

diff --git a/Makefile.target b/Makefile.target
index 553bb9c..7e9bf01 100644
--- a/Makefile.target
+++ b/Makefile.target
@@ -187,14 +187,15 @@ obj-y += e1000.o
 obj-y += wdt_ib700.o wdt_i6300esb.o
 
 # Hardware support
-obj-i386-y = ide.o ide-isa.o pckbd.o vga.o $(sound-obj-y) dma.o isa-bus.o
+obj-i386-y = ide.o ide-isa.o ide-pci.o pckbd.o vga.o $(sound-obj-y) dma.o isa-bus.o
 obj-i386-y += fdc.o mc146818rtc.o serial.o i8259.o i8254.o pcspk.o pc.o
 obj-i386-y += cirrus_vga.o apic.o ioapic.o parallel.o acpi.o piix_pci.o
 obj-i386-y += usb-uhci.o vmmouse.o vmport.o vmware_vga.o hpet.o
 obj-i386-y += device-hotplug.o pci-hotplug.o smbios.o
 
 # shared objects
-obj-ppc-y = ppc.o ide.o ide-isa.o vga.o $(sound-obj-y) dma.o isa-bus.o openpic.o
+obj-ppc-y = ppc.o ide.o ide-isa.o ide-pci.o
+obj-ppc-y += vga.o $(sound-obj-y) dma.o isa-bus.o openpic.o
 # PREP target
 obj-ppc-y += pckbd.o serial.o i8259.o i8254.o fdc.o mc146818rtc.o
 obj-ppc-y += prep_pci.o ppc_prep.o
@@ -215,7 +216,7 @@ obj-ppc-$(CONFIG_FDT) += device_tree.o
 obj-mips-y = mips_r4k.o mips_jazz.o mips_malta.o mips_mipssim.o
 obj-mips-y += mips_timer.o mips_int.o dma.o vga.o serial.o i8254.o i8259.o rc4030.o
 obj-mips-y += g364fb.o jazz_led.o dp8393x.o
-obj-mips-y += ide.o ide-isa.o
+obj-mips-y += ide.o ide-isa.o ide-pci.o
 obj-mips-y += gt64xxx.o pckbd.o fdc.o mc146818rtc.o usb-uhci.o acpi.o ds1225y.o
 obj-mips-y += piix_pci.o parallel.o cirrus_vga.o isa-bus.o pcspk.o $(sound-obj-y)
 obj-mips-y += mipsnet.o
@@ -247,7 +248,7 @@ obj-cris-y += etraxfs_ser.o
 obj-cris-y += pflash_cfi02.o
 
 ifeq ($(TARGET_ARCH), sparc64)
-obj-sparc-y = sun4u.o ide.o isa-bus.o pckbd.o vga.o apb_pci.o
+obj-sparc-y = sun4u.o ide.o ide-pci.o isa-bus.o pckbd.o vga.o apb_pci.o
 obj-sparc-y += fdc.o mc146818rtc.o serial.o
 obj-sparc-y += cirrus_vga.o parallel.o
 else
diff --git a/hw/ide-pci.c b/hw/ide-pci.c
new file mode 100644
index 0000000..04c234f
--- /dev/null
+++ b/hw/ide-pci.c
@@ -0,0 +1,519 @@
+/*
+ * QEMU IDE Emulation: PCI Bus support.
+ *
+ * Copyright (c) 2003 Fabrice Bellard
+ * Copyright (c) 2006 Openedhand Ltd.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#include "hw.h"
+#include "pc.h"
+#include "block.h"
+#include "block_int.h"
+#include "sysemu.h"
+#include "dma.h"
+#include "pci.h"
+#include "ide-internal.h"
+
+/***********************************************************/
+/* PCI IDE definitions */
+
+/* CMD646 specific */
+#define MRDMODE		0x71
+#define   MRDMODE_INTR_CH0	0x04
+#define   MRDMODE_INTR_CH1	0x08
+#define   MRDMODE_BLK_CH0	0x10
+#define   MRDMODE_BLK_CH1	0x20
+#define UDIDETCR0	0x73
+#define UDIDETCR1	0x7B
+
+#define IDE_TYPE_PIIX3   0
+#define IDE_TYPE_CMD646  1
+#define IDE_TYPE_PIIX4   2
+
+typedef struct PCIIDEState {
+    PCIDevice dev;
+    IDEBus bus[2];
+    BMDMAState bmdma[2];
+    int type; /* see IDE_TYPE_xxx */
+} PCIIDEState;
+
+static void cmd646_update_irq(PCIIDEState *d);
+
+static void ide_map(PCIDevice *pci_dev, int region_num,
+                    uint32_t addr, uint32_t size, int type)
+{
+    PCIIDEState *d = (PCIIDEState *)pci_dev;
+    IDEBus *bus;
+
+    if (region_num <= 3) {
+        bus = &d->bus[(region_num >> 1)];
+        if (region_num & 1) {
+            register_ioport_read(addr + 2, 1, 1, ide_status_read, bus);
+            register_ioport_write(addr + 2, 1, 1, ide_cmd_write, bus);
+        } else {
+            register_ioport_write(addr, 8, 1, ide_ioport_write, bus);
+            register_ioport_read(addr, 8, 1, ide_ioport_read, bus);
+
+            /* data ports */
+            register_ioport_write(addr, 2, 2, ide_data_writew, bus);
+            register_ioport_read(addr, 2, 2, ide_data_readw, bus);
+            register_ioport_write(addr, 4, 4, ide_data_writel, bus);
+            register_ioport_read(addr, 4, 4, ide_data_readl, bus);
+        }
+    }
+}
+
+static void bmdma_cmd_writeb(void *opaque, uint32_t addr, uint32_t val)
+{
+    BMDMAState *bm = opaque;
+#ifdef DEBUG_IDE
+    printf("%s: 0x%08x\n", __func__, val);
+#endif
+    if (!(val & BM_CMD_START)) {
+        /* XXX: do it better */
+        ide_dma_cancel(bm);
+        bm->cmd = val & 0x09;
+    } else {
+        if (!(bm->status & BM_STATUS_DMAING)) {
+            bm->status |= BM_STATUS_DMAING;
+            /* start dma transfer if possible */
+            if (bm->dma_cb)
+                bm->dma_cb(bm, 0);
+        }
+        bm->cmd = val & 0x09;
+    }
+}
+
+static uint32_t bmdma_readb(void *opaque, uint32_t addr)
+{
+    BMDMAState *bm = opaque;
+    PCIIDEState *pci_dev;
+    uint32_t val;
+
+    switch(addr & 3) {
+    case 0:
+        val = bm->cmd;
+        break;
+    case 1:
+        pci_dev = bm->pci_dev;
+        if (pci_dev->type == IDE_TYPE_CMD646) {
+            val = pci_dev->dev.config[MRDMODE];
+        } else {
+            val = 0xff;
+        }
+        break;
+    case 2:
+        val = bm->status;
+        break;
+    case 3:
+        pci_dev = bm->pci_dev;
+        if (pci_dev->type == IDE_TYPE_CMD646) {
+            if (bm == &pci_dev->bmdma[0])
+                val = pci_dev->dev.config[UDIDETCR0];
+            else
+                val = pci_dev->dev.config[UDIDETCR1];
+        } else {
+            val = 0xff;
+        }
+        break;
+    default:
+        val = 0xff;
+        break;
+    }
+#ifdef DEBUG_IDE
+    printf("bmdma: readb 0x%02x : 0x%02x\n", addr, val);
+#endif
+    return val;
+}
+
+static void bmdma_writeb(void *opaque, uint32_t addr, uint32_t val)
+{
+    BMDMAState *bm = opaque;
+    PCIIDEState *pci_dev;
+#ifdef DEBUG_IDE
+    printf("bmdma: writeb 0x%02x : 0x%02x\n", addr, val);
+#endif
+    switch(addr & 3) {
+    case 1:
+        pci_dev = bm->pci_dev;
+        if (pci_dev->type == IDE_TYPE_CMD646) {
+            pci_dev->dev.config[MRDMODE] =
+                (pci_dev->dev.config[MRDMODE] & ~0x30) | (val & 0x30);
+            cmd646_update_irq(pci_dev);
+        }
+        break;
+    case 2:
+        bm->status = (val & 0x60) | (bm->status & 1) | (bm->status & ~val & 0x06);
+        break;
+    case 3:
+        pci_dev = bm->pci_dev;
+        if (pci_dev->type == IDE_TYPE_CMD646) {
+            if (bm == &pci_dev->bmdma[0])
+                pci_dev->dev.config[UDIDETCR0] = val;
+            else
+                pci_dev->dev.config[UDIDETCR1] = val;
+        }
+        break;
+    }
+}
+
+static uint32_t bmdma_addr_readb(void *opaque, uint32_t addr)
+{
+    BMDMAState *bm = opaque;
+    uint32_t val;
+    val = (bm->addr >> ((addr & 3) * 8)) & 0xff;
+#ifdef DEBUG_IDE
+    printf("%s: 0x%08x\n", __func__, val);
+#endif
+    return val;
+}
+
+static void bmdma_addr_writeb(void *opaque, uint32_t addr, uint32_t val)
+{
+    BMDMAState *bm = opaque;
+    int shift = (addr & 3) * 8;
+#ifdef DEBUG_IDE
+    printf("%s: 0x%08x\n", __func__, val);
+#endif
+    bm->addr &= ~(0xFF << shift);
+    bm->addr |= ((val & 0xFF) << shift) & ~3;
+    bm->cur_addr = bm->addr;
+}
+
+static uint32_t bmdma_addr_readw(void *opaque, uint32_t addr)
+{
+    BMDMAState *bm = opaque;
+    uint32_t val;
+    val = (bm->addr >> ((addr & 3) * 8)) & 0xffff;
+#ifdef DEBUG_IDE
+    printf("%s: 0x%08x\n", __func__, val);
+#endif
+    return val;
+}
+
+static void bmdma_addr_writew(void *opaque, uint32_t addr, uint32_t val)
+{
+    BMDMAState *bm = opaque;
+    int shift = (addr & 3) * 8;
+#ifdef DEBUG_IDE
+    printf("%s: 0x%08x\n", __func__, val);
+#endif
+    bm->addr &= ~(0xFFFF << shift);
+    bm->addr |= ((val & 0xFFFF) << shift) & ~3;
+    bm->cur_addr = bm->addr;
+}
+
+static uint32_t bmdma_addr_readl(void *opaque, uint32_t addr)
+{
+    BMDMAState *bm = opaque;
+    uint32_t val;
+    val = bm->addr;
+#ifdef DEBUG_IDE
+    printf("%s: 0x%08x\n", __func__, val);
+#endif
+    return val;
+}
+
+static void bmdma_addr_writel(void *opaque, uint32_t addr, uint32_t val)
+{
+    BMDMAState *bm = opaque;
+#ifdef DEBUG_IDE
+    printf("%s: 0x%08x\n", __func__, val);
+#endif
+    bm->addr = val & ~3;
+    bm->cur_addr = bm->addr;
+}
+
+static void bmdma_map(PCIDevice *pci_dev, int region_num,
+                    uint32_t addr, uint32_t size, int type)
+{
+    PCIIDEState *d = (PCIIDEState *)pci_dev;
+    int i;
+
+    for(i = 0;i < 2; i++) {
+        BMDMAState *bm = &d->bmdma[i];
+        d->bus[i].bmdma = bm;
+        bm->pci_dev = DO_UPCAST(PCIIDEState, dev, pci_dev);
+        bm->bus = d->bus+i;
+        qemu_add_vm_change_state_handler(ide_dma_restart_cb, bm);
+
+        register_ioport_write(addr, 1, 1, bmdma_cmd_writeb, bm);
+
+        register_ioport_write(addr + 1, 3, 1, bmdma_writeb, bm);
+        register_ioport_read(addr, 4, 1, bmdma_readb, bm);
+
+        register_ioport_write(addr + 4, 4, 1, bmdma_addr_writeb, bm);
+        register_ioport_read(addr + 4, 4, 1, bmdma_addr_readb, bm);
+        register_ioport_write(addr + 4, 4, 2, bmdma_addr_writew, bm);
+        register_ioport_read(addr + 4, 4, 2, bmdma_addr_readw, bm);
+        register_ioport_write(addr + 4, 4, 4, bmdma_addr_writel, bm);
+        register_ioport_read(addr + 4, 4, 4, bmdma_addr_readl, bm);
+        addr += 8;
+    }
+}
+
+static void pci_ide_save(QEMUFile* f, void *opaque)
+{
+    PCIIDEState *d = opaque;
+    int i;
+
+    pci_device_save(&d->dev, f);
+
+    for(i = 0; i < 2; i++) {
+        BMDMAState *bm = &d->bmdma[i];
+        uint8_t ifidx;
+        qemu_put_8s(f, &bm->cmd);
+        qemu_put_8s(f, &bm->status);
+        qemu_put_be32s(f, &bm->addr);
+        qemu_put_sbe64s(f, &bm->sector_num);
+        qemu_put_be32s(f, &bm->nsector);
+        ifidx = bm->unit + 2*i;
+        qemu_put_8s(f, &ifidx);
+        /* XXX: if a transfer is pending, we do not save it yet */
+    }
+
+    /* per IDE interface data */
+    for(i = 0; i < 2; i++) {
+        idebus_save(f, &d->bus[i]);
+    }
+
+    /* per IDE drive data */
+    for(i = 0; i < 2; i++) {
+        ide_save(f, &d->bus[i].ifs[0]);
+        ide_save(f, &d->bus[i].ifs[1]);
+    }
+}
+
+static int pci_ide_load(QEMUFile* f, void *opaque, int version_id)
+{
+    PCIIDEState *d = opaque;
+    int ret, i;
+
+    if (version_id != 2 && version_id != 3)
+        return -EINVAL;
+    ret = pci_device_load(&d->dev, f);
+    if (ret < 0)
+        return ret;
+
+    for(i = 0; i < 2; i++) {
+        BMDMAState *bm = &d->bmdma[i];
+        uint8_t ifidx;
+        qemu_get_8s(f, &bm->cmd);
+        qemu_get_8s(f, &bm->status);
+        qemu_get_be32s(f, &bm->addr);
+        qemu_get_sbe64s(f, &bm->sector_num);
+        qemu_get_be32s(f, &bm->nsector);
+        qemu_get_8s(f, &ifidx);
+        bm->unit = ifidx & 1;
+        /* XXX: if a transfer is pending, we do not save it yet */
+    }
+
+    /* per IDE interface data */
+    for(i = 0; i < 2; i++) {
+        idebus_load(f, &d->bus[i], version_id);
+    }
+
+    /* per IDE drive data */
+    for(i = 0; i < 2; i++) {
+        ide_load(f, &d->bus[i].ifs[0], version_id);
+        ide_load(f, &d->bus[i].ifs[1], version_id);
+    }
+    return 0;
+}
+
+/* XXX: call it also when the MRDMODE is changed from the PCI config
+   registers */
+static void cmd646_update_irq(PCIIDEState *d)
+{
+    int pci_level;
+    pci_level = ((d->dev.config[MRDMODE] & MRDMODE_INTR_CH0) &&
+                 !(d->dev.config[MRDMODE] & MRDMODE_BLK_CH0)) ||
+        ((d->dev.config[MRDMODE] & MRDMODE_INTR_CH1) &&
+         !(d->dev.config[MRDMODE] & MRDMODE_BLK_CH1));
+    qemu_set_irq(d->dev.irq[0], pci_level);
+}
+
+/* the PCI irq level is the logical OR of the two channels */
+static void cmd646_set_irq(void *opaque, int channel, int level)
+{
+    PCIIDEState *d = opaque;
+    int irq_mask;
+
+    irq_mask = MRDMODE_INTR_CH0 << channel;
+    if (level)
+        d->dev.config[MRDMODE] |= irq_mask;
+    else
+        d->dev.config[MRDMODE] &= ~irq_mask;
+    cmd646_update_irq(d);
+}
+
+static void cmd646_reset(void *opaque)
+{
+    PCIIDEState *d = opaque;
+    unsigned int i;
+
+    for (i = 0; i < 2; i++)
+        ide_dma_cancel(&d->bmdma[i]);
+}
+
+/* CMD646 PCI IDE controller */
+void pci_cmd646_ide_init(PCIBus *bus, BlockDriverState **hd_table,
+                         int secondary_ide_enabled)
+{
+    PCIIDEState *d;
+    uint8_t *pci_conf;
+    qemu_irq *irq;
+
+    d = (PCIIDEState *)pci_register_device(bus, "CMD646 IDE",
+                                           sizeof(PCIIDEState),
+                                           -1,
+                                           NULL, NULL);
+    d->type = IDE_TYPE_CMD646;
+    pci_conf = d->dev.config;
+    pci_config_set_vendor_id(pci_conf, PCI_VENDOR_ID_CMD);
+    pci_config_set_device_id(pci_conf, PCI_DEVICE_ID_CMD_646);
+
+    pci_conf[0x08] = 0x07; // IDE controller revision
+    pci_conf[0x09] = 0x8f;
+
+    pci_config_set_class(pci_conf, PCI_CLASS_STORAGE_IDE);
+    pci_conf[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL; // header_type
+
+    pci_conf[0x51] = 0x04; // enable IDE0
+    if (secondary_ide_enabled) {
+        /* XXX: if not enabled, really disable the seconday IDE controller */
+        pci_conf[0x51] |= 0x08; /* enable IDE1 */
+    }
+
+    pci_register_bar((PCIDevice *)d, 0, 0x8,
+                           PCI_ADDRESS_SPACE_IO, ide_map);
+    pci_register_bar((PCIDevice *)d, 1, 0x4,
+                           PCI_ADDRESS_SPACE_IO, ide_map);
+    pci_register_bar((PCIDevice *)d, 2, 0x8,
+                           PCI_ADDRESS_SPACE_IO, ide_map);
+    pci_register_bar((PCIDevice *)d, 3, 0x4,
+                           PCI_ADDRESS_SPACE_IO, ide_map);
+    pci_register_bar((PCIDevice *)d, 4, 0x10,
+                           PCI_ADDRESS_SPACE_IO, bmdma_map);
+
+    pci_conf[0x3d] = 0x01; // interrupt on pin 1
+
+    irq = qemu_allocate_irqs(cmd646_set_irq, d, 2);
+    ide_init2(&d->bus[0], hd_table[0], hd_table[1], irq[0]);
+    ide_init2(&d->bus[1], hd_table[2], hd_table[3], irq[1]);
+
+    register_savevm("ide", 0, 3, pci_ide_save, pci_ide_load, d);
+    qemu_register_reset(cmd646_reset, d);
+    cmd646_reset(d);
+}
+
+static void piix3_reset(void *opaque)
+{
+    PCIIDEState *d = opaque;
+    uint8_t *pci_conf = d->dev.config;
+    int i;
+
+    for (i = 0; i < 2; i++)
+        ide_dma_cancel(&d->bmdma[i]);
+
+    pci_conf[0x04] = 0x00;
+    pci_conf[0x05] = 0x00;
+    pci_conf[0x06] = 0x80; /* FBC */
+    pci_conf[0x07] = 0x02; // PCI_status_devsel_medium
+    pci_conf[0x20] = 0x01; /* BMIBA: 20-23h */
+}
+
+/* hd_table must contain 4 block drivers */
+/* NOTE: for the PIIX3, the IRQs and IOports are hardcoded */
+void pci_piix3_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn,
+                        qemu_irq *pic)
+{
+    PCIIDEState *d;
+    uint8_t *pci_conf;
+    int i;
+
+    /* register a function 1 of PIIX3 */
+    d = (PCIIDEState *)pci_register_device(bus, "PIIX3 IDE",
+                                           sizeof(PCIIDEState),
+                                           devfn,
+                                           NULL, NULL);
+    d->type = IDE_TYPE_PIIX3;
+
+    pci_conf = d->dev.config;
+    pci_config_set_vendor_id(pci_conf, PCI_VENDOR_ID_INTEL);
+    pci_config_set_device_id(pci_conf, PCI_DEVICE_ID_INTEL_82371SB_1);
+    pci_conf[0x09] = 0x80; // legacy ATA mode
+    pci_config_set_class(pci_conf, PCI_CLASS_STORAGE_IDE);
+    pci_conf[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL; // header_type
+
+    qemu_register_reset(piix3_reset, d);
+    piix3_reset(d);
+
+    pci_register_bar((PCIDevice *)d, 4, 0x10,
+                           PCI_ADDRESS_SPACE_IO, bmdma_map);
+
+    ide_init2(&d->bus[0], hd_table[0], hd_table[1], pic[14]);
+    ide_init2(&d->bus[1], hd_table[2], hd_table[3], pic[15]);
+    ide_init_ioport(&d->bus[0], 0x1f0, 0x3f6);
+    ide_init_ioport(&d->bus[1], 0x170, 0x376);
+
+    for (i = 0; i < 4; i++)
+        if (hd_table[i])
+            hd_table[i]->private = &d->dev;
+
+    register_savevm("ide", 0, 3, pci_ide_save, pci_ide_load, d);
+}
+
+/* hd_table must contain 4 block drivers */
+/* NOTE: for the PIIX4, the IRQs and IOports are hardcoded */
+void pci_piix4_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn,
+                        qemu_irq *pic)
+{
+    PCIIDEState *d;
+    uint8_t *pci_conf;
+
+    /* register a function 1 of PIIX4 */
+    d = (PCIIDEState *)pci_register_device(bus, "PIIX4 IDE",
+                                           sizeof(PCIIDEState),
+                                           devfn,
+                                           NULL, NULL);
+    d->type = IDE_TYPE_PIIX4;
+
+    pci_conf = d->dev.config;
+    pci_config_set_vendor_id(pci_conf, PCI_VENDOR_ID_INTEL);
+    pci_config_set_device_id(pci_conf, PCI_DEVICE_ID_INTEL_82371AB);
+    pci_conf[0x09] = 0x80; // legacy ATA mode
+    pci_config_set_class(pci_conf, PCI_CLASS_STORAGE_IDE);
+    pci_conf[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL; // header_type
+
+    qemu_register_reset(piix3_reset, d);
+    piix3_reset(d);
+
+    pci_register_bar((PCIDevice *)d, 4, 0x10,
+                           PCI_ADDRESS_SPACE_IO, bmdma_map);
+
+    ide_init2(&d->bus[0], hd_table[0], hd_table[1], pic[14]);
+    ide_init2(&d->bus[1], hd_table[2], hd_table[3], pic[15]);
+    ide_init_ioport(&d->bus[0], 0x1f0, 0x3f6);
+    ide_init_ioport(&d->bus[1], 0x170, 0x376);
+
+    register_savevm("ide", 0, 3, pci_ide_save, pci_ide_load, d);
+}
+
diff --git a/hw/ide.c b/hw/ide.c
index 196b2fb..93cfb99 100644
--- a/hw/ide.c
+++ b/hw/ide.c
@@ -63,26 +63,6 @@ static inline int media_is_cd(IDEState *s)
     return (media_present(s) && s->nb_sectors <= CD_MAX_SECTORS);
 }
 
-#define IDE_TYPE_PIIX3   0
-#define IDE_TYPE_CMD646  1
-#define IDE_TYPE_PIIX4   2
-
-/* CMD646 specific */
-#define MRDMODE                0x71
-#define   MRDMODE_INTR_CH0     0x04
-#define   MRDMODE_INTR_CH1     0x08
-#define   MRDMODE_BLK_CH0      0x10
-#define   MRDMODE_BLK_CH1      0x20
-#define UDIDETCR0      0x73
-#define UDIDETCR1      0x7B
-
-typedef struct PCIIDEState {
-    PCIDevice dev;
-    IDEBus bus[2];
-    BMDMAState bmdma[2];
-    int type; /* see IDE_TYPE_xxx */
-} PCIIDEState;
-
 static void ide_dma_start(IDEState *s, BlockDriverCompletionFunc *dma_cb);
 static void ide_dma_restart(IDEState *s);
 static void ide_atapi_cmd_read_dma_cb(void *opaque, int ret);
@@ -2676,32 +2656,6 @@ void idebus_load(QEMUFile* f, IDEBus *bus, int version_id)
 /***********************************************************/
 /* PCI IDE definitions */
 
-static void cmd646_update_irq(PCIIDEState *d);
-
-static void ide_map(PCIDevice *pci_dev, int region_num,
-                    uint32_t addr, uint32_t size, int type)
-{
-    PCIIDEState *d = (PCIIDEState *)pci_dev;
-    IDEBus *bus;
-
-    if (region_num <= 3) {
-        bus = &d->bus[(region_num >> 1)];
-        if (region_num & 1) {
-            register_ioport_read(addr + 2, 1, 1, ide_status_read, bus);
-            register_ioport_write(addr + 2, 1, 1, ide_cmd_write, bus);
-        } else {
-            register_ioport_write(addr, 8, 1, ide_ioport_write, bus);
-            register_ioport_read(addr, 8, 1, ide_ioport_read, bus);
-
-            /* data ports */
-            register_ioport_write(addr, 2, 2, ide_data_writew, bus);
-            register_ioport_read(addr, 2, 2, ide_data_readw, bus);
-            register_ioport_write(addr, 4, 4, ide_data_writel, bus);
-            register_ioport_read(addr, 4, 4, ide_data_readl, bus);
-        }
-    }
-}
-
 static void ide_dma_start(IDEState *s, BlockDriverCompletionFunc *dma_cb)
 {
     BMDMAState *bm = s->bus->bmdma;
@@ -2748,443 +2702,6 @@ void ide_dma_cancel(BMDMAState *bm)
     }
 }
 
-static void bmdma_cmd_writeb(void *opaque, uint32_t addr, uint32_t val)
-{
-    BMDMAState *bm = opaque;
-#ifdef DEBUG_IDE
-    printf("%s: 0x%08x\n", __func__, val);
-#endif
-    if (!(val & BM_CMD_START)) {
-        /* XXX: do it better */
-        ide_dma_cancel(bm);
-        bm->cmd = val & 0x09;
-    } else {
-        if (!(bm->status & BM_STATUS_DMAING)) {
-            bm->status |= BM_STATUS_DMAING;
-            /* start dma transfer if possible */
-            if (bm->dma_cb)
-                bm->dma_cb(bm, 0);
-        }
-        bm->cmd = val & 0x09;
-    }
-}
-
-static uint32_t bmdma_readb(void *opaque, uint32_t addr)
-{
-    BMDMAState *bm = opaque;
-    PCIIDEState *pci_dev;
-    uint32_t val;
-
-    switch(addr & 3) {
-    case 0:
-        val = bm->cmd;
-        break;
-    case 1:
-        pci_dev = bm->pci_dev;
-        if (pci_dev->type == IDE_TYPE_CMD646) {
-            val = pci_dev->dev.config[MRDMODE];
-        } else {
-            val = 0xff;
-        }
-        break;
-    case 2:
-        val = bm->status;
-        break;
-    case 3:
-        pci_dev = bm->pci_dev;
-        if (pci_dev->type == IDE_TYPE_CMD646) {
-            if (bm == &pci_dev->bmdma[0])
-                val = pci_dev->dev.config[UDIDETCR0];
-            else
-                val = pci_dev->dev.config[UDIDETCR1];
-        } else {
-            val = 0xff;
-        }
-        break;
-    default:
-        val = 0xff;
-        break;
-    }
-#ifdef DEBUG_IDE
-    printf("bmdma: readb 0x%02x : 0x%02x\n", addr, val);
-#endif
-    return val;
-}
-
-static void bmdma_writeb(void *opaque, uint32_t addr, uint32_t val)
-{
-    BMDMAState *bm = opaque;
-    PCIIDEState *pci_dev;
-#ifdef DEBUG_IDE
-    printf("bmdma: writeb 0x%02x : 0x%02x\n", addr, val);
-#endif
-    switch(addr & 3) {
-    case 1:
-        pci_dev = bm->pci_dev;
-        if (pci_dev->type == IDE_TYPE_CMD646) {
-            pci_dev->dev.config[MRDMODE] =
-                (pci_dev->dev.config[MRDMODE] & ~0x30) | (val & 0x30);
-            cmd646_update_irq(pci_dev);
-        }
-        break;
-    case 2:
-        bm->status = (val & 0x60) | (bm->status & 1) | (bm->status & ~val & 0x06);
-        break;
-    case 3:
-        pci_dev = bm->pci_dev;
-        if (pci_dev->type == IDE_TYPE_CMD646) {
-            if (bm == &pci_dev->bmdma[0])
-                pci_dev->dev.config[UDIDETCR0] = val;
-            else
-                pci_dev->dev.config[UDIDETCR1] = val;
-        }
-        break;
-    }
-}
-
-static uint32_t bmdma_addr_readb(void *opaque, uint32_t addr)
-{
-    BMDMAState *bm = opaque;
-    uint32_t val;
-    val = (bm->addr >> ((addr & 3) * 8)) & 0xff;
-#ifdef DEBUG_IDE
-    printf("%s: 0x%08x\n", __func__, val);
-#endif
-    return val;
-}
-
-static void bmdma_addr_writeb(void *opaque, uint32_t addr, uint32_t val)
-{
-    BMDMAState *bm = opaque;
-    int shift = (addr & 3) * 8;
-#ifdef DEBUG_IDE
-    printf("%s: 0x%08x\n", __func__, val);
-#endif
-    bm->addr &= ~(0xFF << shift);
-    bm->addr |= ((val & 0xFF) << shift) & ~3;
-    bm->cur_addr = bm->addr;
-}
-
-static uint32_t bmdma_addr_readw(void *opaque, uint32_t addr)
-{
-    BMDMAState *bm = opaque;
-    uint32_t val;
-    val = (bm->addr >> ((addr & 3) * 8)) & 0xffff;
-#ifdef DEBUG_IDE
-    printf("%s: 0x%08x\n", __func__, val);
-#endif
-    return val;
-}
-
-static void bmdma_addr_writew(void *opaque, uint32_t addr, uint32_t val)
-{
-    BMDMAState *bm = opaque;
-    int shift = (addr & 3) * 8;
-#ifdef DEBUG_IDE
-    printf("%s: 0x%08x\n", __func__, val);
-#endif
-    bm->addr &= ~(0xFFFF << shift);
-    bm->addr |= ((val & 0xFFFF) << shift) & ~3;
-    bm->cur_addr = bm->addr;
-}
-
-static uint32_t bmdma_addr_readl(void *opaque, uint32_t addr)
-{
-    BMDMAState *bm = opaque;
-    uint32_t val;
-    val = bm->addr;
-#ifdef DEBUG_IDE
-    printf("%s: 0x%08x\n", __func__, val);
-#endif
-    return val;
-}
-
-static void bmdma_addr_writel(void *opaque, uint32_t addr, uint32_t val)
-{
-    BMDMAState *bm = opaque;
-#ifdef DEBUG_IDE
-    printf("%s: 0x%08x\n", __func__, val);
-#endif
-    bm->addr = val & ~3;
-    bm->cur_addr = bm->addr;
-}
-
-static void bmdma_map(PCIDevice *pci_dev, int region_num,
-                    uint32_t addr, uint32_t size, int type)
-{
-    PCIIDEState *d = (PCIIDEState *)pci_dev;
-    int i;
-
-    for(i = 0;i < 2; i++) {
-        BMDMAState *bm = &d->bmdma[i];
-        d->bus[i].bmdma = bm;
-        bm->pci_dev = DO_UPCAST(PCIIDEState, dev, pci_dev);
-        bm->bus = d->bus+i;
-        qemu_add_vm_change_state_handler(ide_dma_restart_cb, bm);
-
-        register_ioport_write(addr, 1, 1, bmdma_cmd_writeb, bm);
-
-        register_ioport_write(addr + 1, 3, 1, bmdma_writeb, bm);
-        register_ioport_read(addr, 4, 1, bmdma_readb, bm);
-
-        register_ioport_write(addr + 4, 4, 1, bmdma_addr_writeb, bm);
-        register_ioport_read(addr + 4, 4, 1, bmdma_addr_readb, bm);
-        register_ioport_write(addr + 4, 4, 2, bmdma_addr_writew, bm);
-        register_ioport_read(addr + 4, 4, 2, bmdma_addr_readw, bm);
-        register_ioport_write(addr + 4, 4, 4, bmdma_addr_writel, bm);
-        register_ioport_read(addr + 4, 4, 4, bmdma_addr_readl, bm);
-        addr += 8;
-    }
-}
-
-static void pci_ide_save(QEMUFile* f, void *opaque)
-{
-    PCIIDEState *d = opaque;
-    int i;
-
-    pci_device_save(&d->dev, f);
-
-    for(i = 0; i < 2; i++) {
-        BMDMAState *bm = &d->bmdma[i];
-        uint8_t ifidx;
-        qemu_put_8s(f, &bm->cmd);
-        qemu_put_8s(f, &bm->status);
-        qemu_put_be32s(f, &bm->addr);
-        qemu_put_sbe64s(f, &bm->sector_num);
-        qemu_put_be32s(f, &bm->nsector);
-        ifidx = bm->unit + 2*i;
-        qemu_put_8s(f, &ifidx);
-        /* XXX: if a transfer is pending, we do not save it yet */
-    }
-
-    /* per IDE interface data */
-    for(i = 0; i < 2; i++) {
-        idebus_save(f, &d->bus[i]);
-    }
-
-    /* per IDE drive data */
-    for(i = 0; i < 2; i++) {
-        ide_save(f, &d->bus[i].ifs[0]);
-        ide_save(f, &d->bus[i].ifs[1]);
-    }
-}
-
-static int pci_ide_load(QEMUFile* f, void *opaque, int version_id)
-{
-    PCIIDEState *d = opaque;
-    int ret, i;
-
-    if (version_id != 2 && version_id != 3)
-        return -EINVAL;
-    ret = pci_device_load(&d->dev, f);
-    if (ret < 0)
-        return ret;
-
-    for(i = 0; i < 2; i++) {
-        BMDMAState *bm = &d->bmdma[i];
-        uint8_t ifidx;
-        qemu_get_8s(f, &bm->cmd);
-        qemu_get_8s(f, &bm->status);
-        qemu_get_be32s(f, &bm->addr);
-        qemu_get_sbe64s(f, &bm->sector_num);
-        qemu_get_be32s(f, &bm->nsector);
-        qemu_get_8s(f, &ifidx);
-        bm->unit = ifidx & 1;
-        /* XXX: if a transfer is pending, we do not save it yet */
-    }
-
-    /* per IDE interface data */
-    for(i = 0; i < 2; i++) {
-        idebus_load(f, &d->bus[i], version_id);
-    }
-
-    /* per IDE drive data */
-    for(i = 0; i < 2; i++) {
-        ide_load(f, &d->bus[i].ifs[0], version_id);
-        ide_load(f, &d->bus[i].ifs[1], version_id);
-    }
-    return 0;
-}
-
-/* XXX: call it also when the MRDMODE is changed from the PCI config
-   registers */
-static void cmd646_update_irq(PCIIDEState *d)
-{
-    int pci_level;
-    pci_level = ((d->dev.config[MRDMODE] & MRDMODE_INTR_CH0) &&
-                 !(d->dev.config[MRDMODE] & MRDMODE_BLK_CH0)) ||
-        ((d->dev.config[MRDMODE] & MRDMODE_INTR_CH1) &&
-         !(d->dev.config[MRDMODE] & MRDMODE_BLK_CH1));
-    qemu_set_irq(d->dev.irq[0], pci_level);
-}
-
-/* the PCI irq level is the logical OR of the two channels */
-static void cmd646_set_irq(void *opaque, int channel, int level)
-{
-    PCIIDEState *d = opaque;
-    int irq_mask;
-
-    irq_mask = MRDMODE_INTR_CH0 << channel;
-    if (level)
-        d->dev.config[MRDMODE] |= irq_mask;
-    else
-        d->dev.config[MRDMODE] &= ~irq_mask;
-    cmd646_update_irq(d);
-}
-
-static void cmd646_reset(void *opaque)
-{
-    PCIIDEState *d = opaque;
-    unsigned int i;
-
-    for (i = 0; i < 2; i++)
-        ide_dma_cancel(&d->bmdma[i]);
-}
-
-/* CMD646 PCI IDE controller */
-void pci_cmd646_ide_init(PCIBus *bus, BlockDriverState **hd_table,
-                         int secondary_ide_enabled)
-{
-    PCIIDEState *d;
-    uint8_t *pci_conf;
-    qemu_irq *irq;
-
-    d = (PCIIDEState *)pci_register_device(bus, "CMD646 IDE",
-                                           sizeof(PCIIDEState),
-                                           -1,
-                                           NULL, NULL);
-    d->type = IDE_TYPE_CMD646;
-    pci_conf = d->dev.config;
-    pci_config_set_vendor_id(pci_conf, PCI_VENDOR_ID_CMD);
-    pci_config_set_device_id(pci_conf, PCI_DEVICE_ID_CMD_646);
-
-    pci_conf[0x08] = 0x07; // IDE controller revision
-    pci_conf[0x09] = 0x8f;
-
-    pci_config_set_class(pci_conf, PCI_CLASS_STORAGE_IDE);
-    pci_conf[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL; // header_type
-
-    pci_conf[0x51] = 0x04; // enable IDE0
-    if (secondary_ide_enabled) {
-        /* XXX: if not enabled, really disable the seconday IDE controller */
-        pci_conf[0x51] |= 0x08; /* enable IDE1 */
-    }
-
-    pci_register_bar((PCIDevice *)d, 0, 0x8,
-                           PCI_ADDRESS_SPACE_IO, ide_map);
-    pci_register_bar((PCIDevice *)d, 1, 0x4,
-                           PCI_ADDRESS_SPACE_IO, ide_map);
-    pci_register_bar((PCIDevice *)d, 2, 0x8,
-                           PCI_ADDRESS_SPACE_IO, ide_map);
-    pci_register_bar((PCIDevice *)d, 3, 0x4,
-                           PCI_ADDRESS_SPACE_IO, ide_map);
-    pci_register_bar((PCIDevice *)d, 4, 0x10,
-                           PCI_ADDRESS_SPACE_IO, bmdma_map);
-
-    pci_conf[0x3d] = 0x01; // interrupt on pin 1
-
-    irq = qemu_allocate_irqs(cmd646_set_irq, d, 2);
-    ide_init2(&d->bus[0], hd_table[0], hd_table[1], irq[0]);
-    ide_init2(&d->bus[1], hd_table[2], hd_table[3], irq[1]);
-
-    register_savevm("ide", 0, 3, pci_ide_save, pci_ide_load, d);
-    qemu_register_reset(cmd646_reset, d);
-    cmd646_reset(d);
-}
-
-static void piix3_reset(void *opaque)
-{
-    PCIIDEState *d = opaque;
-    uint8_t *pci_conf = d->dev.config;
-    int i;
-
-    for (i = 0; i < 2; i++)
-        ide_dma_cancel(&d->bmdma[i]);
-
-    pci_conf[0x04] = 0x00;
-    pci_conf[0x05] = 0x00;
-    pci_conf[0x06] = 0x80; /* FBC */
-    pci_conf[0x07] = 0x02; // PCI_status_devsel_medium
-    pci_conf[0x20] = 0x01; /* BMIBA: 20-23h */
-}
-
-/* hd_table must contain 4 block drivers */
-/* NOTE: for the PIIX3, the IRQs and IOports are hardcoded */
-void pci_piix3_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn,
-                        qemu_irq *pic)
-{
-    PCIIDEState *d;
-    uint8_t *pci_conf;
-    int i;
-
-    /* register a function 1 of PIIX3 */
-    d = (PCIIDEState *)pci_register_device(bus, "PIIX3 IDE",
-                                           sizeof(PCIIDEState),
-                                           devfn,
-                                           NULL, NULL);
-    d->type = IDE_TYPE_PIIX3;
-
-    pci_conf = d->dev.config;
-    pci_config_set_vendor_id(pci_conf, PCI_VENDOR_ID_INTEL);
-    pci_config_set_device_id(pci_conf, PCI_DEVICE_ID_INTEL_82371SB_1);
-    pci_conf[0x09] = 0x80; // legacy ATA mode
-    pci_config_set_class(pci_conf, PCI_CLASS_STORAGE_IDE);
-    pci_conf[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL; // header_type
-
-    qemu_register_reset(piix3_reset, d);
-    piix3_reset(d);
-
-    pci_register_bar((PCIDevice *)d, 4, 0x10,
-                           PCI_ADDRESS_SPACE_IO, bmdma_map);
-
-    ide_init2(&d->bus[0], hd_table[0], hd_table[1], pic[14]);
-    ide_init2(&d->bus[1], hd_table[2], hd_table[3], pic[15]);
-    ide_init_ioport(&d->bus[0], 0x1f0, 0x3f6);
-    ide_init_ioport(&d->bus[1], 0x170, 0x376);
-
-    for (i = 0; i < 4; i++)
-        if (hd_table[i])
-            hd_table[i]->private = &d->dev;
-
-    register_savevm("ide", 0, 3, pci_ide_save, pci_ide_load, d);
-}
-
-/* hd_table must contain 4 block drivers */
-/* NOTE: for the PIIX4, the IRQs and IOports are hardcoded */
-void pci_piix4_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn,
-                        qemu_irq *pic)
-{
-    PCIIDEState *d;
-    uint8_t *pci_conf;
-
-    /* register a function 1 of PIIX4 */
-    d = (PCIIDEState *)pci_register_device(bus, "PIIX4 IDE",
-                                           sizeof(PCIIDEState),
-                                           devfn,
-                                           NULL, NULL);
-    d->type = IDE_TYPE_PIIX4;
-
-    pci_conf = d->dev.config;
-    pci_config_set_vendor_id(pci_conf, PCI_VENDOR_ID_INTEL);
-    pci_config_set_device_id(pci_conf, PCI_DEVICE_ID_INTEL_82371AB);
-    pci_conf[0x09] = 0x80; // legacy ATA mode
-    pci_config_set_class(pci_conf, PCI_CLASS_STORAGE_IDE);
-    pci_conf[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL; // header_type
-
-    qemu_register_reset(piix3_reset, d);
-    piix3_reset(d);
-
-    pci_register_bar((PCIDevice *)d, 4, 0x10,
-                           PCI_ADDRESS_SPACE_IO, bmdma_map);
-
-    ide_init2(&d->bus[0], hd_table[0], hd_table[1], pic[14]);
-    ide_init2(&d->bus[1], hd_table[2], hd_table[3], pic[15]);
-    ide_init_ioport(&d->bus[0], 0x1f0, 0x3f6);
-    ide_init_ioport(&d->bus[1], 0x170, 0x376);
-
-    register_savevm("ide", 0, 3, pci_ide_save, pci_ide_load, d);
-}
-
 #if defined(TARGET_PPC)
 /***********************************************************/
 /* MacIO based PowerPC IDE */
diff --git a/hw/ide.h b/hw/ide.h
index 73ef93e..faa04a3 100644
--- a/hw/ide.h
+++ b/hw/ide.h
@@ -7,4 +7,12 @@
 void isa_ide_init(int iobase, int iobase2, qemu_irq irq,
                   BlockDriverState *hd0, BlockDriverState *hd1);
 
+/* ide-pci.c */
+void pci_cmd646_ide_init(PCIBus *bus, BlockDriverState **hd_table,
+                         int secondary_ide_enabled);
+void pci_piix3_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn,
+                        qemu_irq *pic);
+void pci_piix4_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn,
+                        qemu_irq *pic);
+
 #endif /* HW_IDE_H */
diff --git a/hw/mips_malta.c b/hw/mips_malta.c
index d8fa264..f7a4cc8 100644
--- a/hw/mips_malta.c
+++ b/hw/mips_malta.c
@@ -38,6 +38,7 @@
 #include "boards.h"
 #include "qemu-log.h"
 #include "mips-bios.h"
+#include "ide.h"
 
 //#define DEBUG_BOARD_INIT
 
diff --git a/hw/pc.h b/hw/pc.h
index 5bdaadf..7ac2849 100644
--- a/hw/pc.h
+++ b/hw/pc.h
@@ -143,14 +143,6 @@ int isa_vga_mm_init(target_phys_addr_t vram_base,
 void pci_cirrus_vga_init(PCIBus *bus);
 void isa_cirrus_vga_init(void);
 
-/* ide.c */
-void pci_cmd646_ide_init(PCIBus *bus, BlockDriverState **hd_table,
-                         int secondary_ide_enabled);
-void pci_piix3_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn,
-                        qemu_irq *pic);
-void pci_piix4_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn,
-                        qemu_irq *pic);
-
 /* ne2000.c */
 
 void isa_ne2000_init(int base, qemu_irq irq, NICInfo *nd);
diff --git a/hw/ppc_newworld.c b/hw/ppc_newworld.c
index 35a9858..3ad0057 100644
--- a/hw/ppc_newworld.c
+++ b/hw/ppc_newworld.c
@@ -35,6 +35,7 @@
 #include "fw_cfg.h"
 #include "escc.h"
 #include "openpic.h"
+#include "ide.h"
 
 #define MAX_IDE_BUS 2
 #define VGA_BIOS_SIZE 65536
diff --git a/hw/ppc_oldworld.c b/hw/ppc_oldworld.c
index 6a28305..fc0e6f7 100644
--- a/hw/ppc_oldworld.c
+++ b/hw/ppc_oldworld.c
@@ -35,6 +35,7 @@
 #include "boards.h"
 #include "fw_cfg.h"
 #include "escc.h"
+#include "ide.h"
 
 #define MAX_IDE_BUS 2
 #define VGA_BIOS_SIZE 65536
diff --git a/hw/sun4u.c b/hw/sun4u.c
index bc83255..8e66301 100644
--- a/hw/sun4u.c
+++ b/hw/sun4u.c
@@ -33,6 +33,7 @@
 #include "firmware_abi.h"
 #include "fw_cfg.h"
 #include "sysbus.h"
+#include "ide.h"
 
 //#define DEBUG_IRQ
 
-- 
1.6.2.5

^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [Qemu-devel] [PATCH 05/11] ide: split away ide-macio.c
  2009-08-26 11:53 [Qemu-devel] [PATCH 00/11] ide: split + cleanup patches Gerd Hoffmann
                   ` (3 preceding siblings ...)
  2009-08-26 11:53 ` [Qemu-devel] [PATCH 04/11] ide: split away ide-pci.c Gerd Hoffmann
@ 2009-08-26 11:53 ` Gerd Hoffmann
  2009-08-26 11:53 ` [Qemu-devel] [PATCH 06/11] ide: split away ide-mmio.c Gerd Hoffmann
                   ` (6 subsequent siblings)
  11 siblings, 0 replies; 14+ messages in thread
From: Gerd Hoffmann @ 2009-08-26 11:53 UTC (permalink / raw)
  To: qemu-devel; +Cc: Gerd Hoffmann

create ide-macio.c and place macio support there.
only build ide-macio support for platforms using it.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 Makefile.target |    2 +-
 hw/ide-macio.c  |  355 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 hw/ide.c        |  327 --------------------------------------------------
 hw/ide.h        |    4 +
 hw/ppc_mac.h    |    4 -
 5 files changed, 360 insertions(+), 332 deletions(-)
 create mode 100644 hw/ide-macio.c

diff --git a/Makefile.target b/Makefile.target
index 7e9bf01..082a82c 100644
--- a/Makefile.target
+++ b/Makefile.target
@@ -194,7 +194,7 @@ obj-i386-y += usb-uhci.o vmmouse.o vmport.o vmware_vga.o hpet.o
 obj-i386-y += device-hotplug.o pci-hotplug.o smbios.o
 
 # shared objects
-obj-ppc-y = ppc.o ide.o ide-isa.o ide-pci.o
+obj-ppc-y = ppc.o ide.o ide-isa.o ide-pci.o ide-macio.o
 obj-ppc-y += vga.o $(sound-obj-y) dma.o isa-bus.o openpic.o
 # PREP target
 obj-ppc-y += pckbd.o serial.o i8259.o i8254.o fdc.o mc146818rtc.o
diff --git a/hw/ide-macio.c b/hw/ide-macio.c
new file mode 100644
index 0000000..cf66b3a
--- /dev/null
+++ b/hw/ide-macio.c
@@ -0,0 +1,355 @@
+/*
+ * QEMU IDE Emulation: MacIO support.
+ *
+ * Copyright (c) 2003 Fabrice Bellard
+ * Copyright (c) 2006 Openedhand Ltd.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#include "hw.h"
+#include "block.h"
+#include "block_int.h"
+#include "sysemu.h"
+#include "dma.h"
+#include "ppc_mac.h"
+#include "mac_dbdma.h"
+#include "ide-internal.h"
+
+/***********************************************************/
+/* MacIO based PowerPC IDE */
+
+typedef struct MACIOIDEState {
+    IDEBus bus;
+    BlockDriverAIOCB *aiocb;
+} MACIOIDEState;
+
+static void pmac_ide_atapi_transfer_cb(void *opaque, int ret)
+{
+    DBDMA_io *io = opaque;
+    MACIOIDEState *m = io->opaque;
+    IDEState *s = idebus_active_if(&m->bus);
+
+    if (ret < 0) {
+        m->aiocb = NULL;
+        qemu_sglist_destroy(&s->sg);
+        ide_atapi_io_error(s, ret);
+        io->dma_end(opaque);
+        return;
+    }
+
+    if (s->io_buffer_size > 0) {
+        m->aiocb = NULL;
+        qemu_sglist_destroy(&s->sg);
+
+        s->packet_transfer_size -= s->io_buffer_size;
+
+        s->io_buffer_index += s->io_buffer_size;
+	s->lba += s->io_buffer_index >> 11;
+        s->io_buffer_index &= 0x7ff;
+    }
+
+    if (s->packet_transfer_size <= 0)
+        ide_atapi_cmd_ok(s);
+
+    if (io->len == 0) {
+        io->dma_end(opaque);
+        return;
+    }
+
+    /* launch next transfer */
+
+    s->io_buffer_size = io->len;
+
+    qemu_sglist_init(&s->sg, io->len / TARGET_PAGE_SIZE + 1);
+    qemu_sglist_add(&s->sg, io->addr, io->len);
+    io->addr += io->len;
+    io->len = 0;
+
+    m->aiocb = dma_bdrv_read(s->bs, &s->sg,
+                             (int64_t)(s->lba << 2) + (s->io_buffer_index >> 9),
+                             pmac_ide_atapi_transfer_cb, io);
+    if (!m->aiocb) {
+        qemu_sglist_destroy(&s->sg);
+        /* Note: media not present is the most likely case */
+        ide_atapi_cmd_error(s, SENSE_NOT_READY,
+                            ASC_MEDIUM_NOT_PRESENT);
+        io->dma_end(opaque);
+        return;
+    }
+}
+
+static void pmac_ide_transfer_cb(void *opaque, int ret)
+{
+    DBDMA_io *io = opaque;
+    MACIOIDEState *m = io->opaque;
+    IDEState *s = idebus_active_if(&m->bus);
+    int n;
+    int64_t sector_num;
+
+    if (ret < 0) {
+        m->aiocb = NULL;
+        qemu_sglist_destroy(&s->sg);
+	ide_dma_error(s);
+        io->dma_end(io);
+        return;
+    }
+
+    sector_num = ide_get_sector(s);
+    if (s->io_buffer_size > 0) {
+        m->aiocb = NULL;
+        qemu_sglist_destroy(&s->sg);
+        n = (s->io_buffer_size + 0x1ff) >> 9;
+        sector_num += n;
+        ide_set_sector(s, sector_num);
+        s->nsector -= n;
+    }
+
+    /* end of transfer ? */
+    if (s->nsector == 0) {
+        s->status = READY_STAT | SEEK_STAT;
+        ide_set_irq(s);
+    }
+
+    /* end of DMA ? */
+
+    if (io->len == 0) {
+        io->dma_end(io);
+	return;
+    }
+
+    /* launch next transfer */
+
+    s->io_buffer_index = 0;
+    s->io_buffer_size = io->len;
+
+    qemu_sglist_init(&s->sg, io->len / TARGET_PAGE_SIZE + 1);
+    qemu_sglist_add(&s->sg, io->addr, io->len);
+    io->addr += io->len;
+    io->len = 0;
+
+    if (s->is_read)
+        m->aiocb = dma_bdrv_read(s->bs, &s->sg, sector_num,
+		                 pmac_ide_transfer_cb, io);
+    else
+        m->aiocb = dma_bdrv_write(s->bs, &s->sg, sector_num,
+		                  pmac_ide_transfer_cb, io);
+    if (!m->aiocb)
+        pmac_ide_transfer_cb(io, -1);
+}
+
+static void pmac_ide_transfer(DBDMA_io *io)
+{
+    MACIOIDEState *m = io->opaque;
+    IDEState *s = idebus_active_if(&m->bus);
+
+    s->io_buffer_size = 0;
+    if (s->is_cdrom) {
+        pmac_ide_atapi_transfer_cb(io, 0);
+        return;
+    }
+
+    pmac_ide_transfer_cb(io, 0);
+}
+
+static void pmac_ide_flush(DBDMA_io *io)
+{
+    MACIOIDEState *m = io->opaque;
+
+    if (m->aiocb)
+        qemu_aio_flush();
+}
+
+/* PowerMac IDE memory IO */
+static void pmac_ide_writeb (void *opaque,
+                             target_phys_addr_t addr, uint32_t val)
+{
+    MACIOIDEState *d = opaque;
+
+    addr = (addr & 0xFFF) >> 4;
+    switch (addr) {
+    case 1 ... 7:
+        ide_ioport_write(&d->bus, addr, val);
+        break;
+    case 8:
+    case 22:
+        ide_cmd_write(&d->bus, 0, val);
+        break;
+    default:
+        break;
+    }
+}
+
+static uint32_t pmac_ide_readb (void *opaque,target_phys_addr_t addr)
+{
+    uint8_t retval;
+    MACIOIDEState *d = opaque;
+
+    addr = (addr & 0xFFF) >> 4;
+    switch (addr) {
+    case 1 ... 7:
+        retval = ide_ioport_read(&d->bus, addr);
+        break;
+    case 8:
+    case 22:
+        retval = ide_status_read(&d->bus, 0);
+        break;
+    default:
+        retval = 0xFF;
+        break;
+    }
+    return retval;
+}
+
+static void pmac_ide_writew (void *opaque,
+                             target_phys_addr_t addr, uint32_t val)
+{
+    MACIOIDEState *d = opaque;
+
+    addr = (addr & 0xFFF) >> 4;
+#ifdef TARGET_WORDS_BIGENDIAN
+    val = bswap16(val);
+#endif
+    if (addr == 0) {
+        ide_data_writew(&d->bus, 0, val);
+    }
+}
+
+static uint32_t pmac_ide_readw (void *opaque,target_phys_addr_t addr)
+{
+    uint16_t retval;
+    MACIOIDEState *d = opaque;
+
+    addr = (addr & 0xFFF) >> 4;
+    if (addr == 0) {
+        retval = ide_data_readw(&d->bus, 0);
+    } else {
+        retval = 0xFFFF;
+    }
+#ifdef TARGET_WORDS_BIGENDIAN
+    retval = bswap16(retval);
+#endif
+    return retval;
+}
+
+static void pmac_ide_writel (void *opaque,
+                             target_phys_addr_t addr, uint32_t val)
+{
+    MACIOIDEState *d = opaque;
+
+    addr = (addr & 0xFFF) >> 4;
+#ifdef TARGET_WORDS_BIGENDIAN
+    val = bswap32(val);
+#endif
+    if (addr == 0) {
+        ide_data_writel(&d->bus, 0, val);
+    }
+}
+
+static uint32_t pmac_ide_readl (void *opaque,target_phys_addr_t addr)
+{
+    uint32_t retval;
+    MACIOIDEState *d = opaque;
+
+    addr = (addr & 0xFFF) >> 4;
+    if (addr == 0) {
+        retval = ide_data_readl(&d->bus, 0);
+    } else {
+        retval = 0xFFFFFFFF;
+    }
+#ifdef TARGET_WORDS_BIGENDIAN
+    retval = bswap32(retval);
+#endif
+    return retval;
+}
+
+static CPUWriteMemoryFunc * const pmac_ide_write[] = {
+    pmac_ide_writeb,
+    pmac_ide_writew,
+    pmac_ide_writel,
+};
+
+static CPUReadMemoryFunc * const pmac_ide_read[] = {
+    pmac_ide_readb,
+    pmac_ide_readw,
+    pmac_ide_readl,
+};
+
+static void pmac_ide_save(QEMUFile *f, void *opaque)
+{
+    MACIOIDEState *d = opaque;
+    unsigned int i;
+
+    /* per IDE interface data */
+    idebus_save(f, &d->bus);
+
+    /* per IDE drive data */
+    for(i = 0; i < 2; i++) {
+        ide_save(f, &d->bus.ifs[i]);
+    }
+}
+
+static int pmac_ide_load(QEMUFile *f, void *opaque, int version_id)
+{
+    MACIOIDEState *d = opaque;
+    unsigned int i;
+
+    if (version_id != 1 && version_id != 3)
+        return -EINVAL;
+
+    /* per IDE interface data */
+    idebus_load(f, &d->bus, version_id);
+
+    /* per IDE drive data */
+    for(i = 0; i < 2; i++) {
+        ide_load(f, &d->bus.ifs[i], version_id);
+    }
+    return 0;
+}
+
+static void pmac_ide_reset(void *opaque)
+{
+    MACIOIDEState *d = opaque;
+
+    ide_reset(d->bus.ifs +0);
+    ide_reset(d->bus.ifs +1);
+}
+
+/* hd_table must contain 4 block drivers */
+/* PowerMac uses memory mapped registers, not I/O. Return the memory
+   I/O index to access the ide. */
+int pmac_ide_init (BlockDriverState **hd_table, qemu_irq irq,
+		   void *dbdma, int channel, qemu_irq dma_irq)
+{
+    MACIOIDEState *d;
+    int pmac_ide_memory;
+
+    d = qemu_mallocz(sizeof(MACIOIDEState));
+    ide_init2(&d->bus, hd_table[0], hd_table[1], irq);
+
+    if (dbdma)
+        DBDMA_register_channel(dbdma, channel, dma_irq, pmac_ide_transfer, pmac_ide_flush, d);
+
+    pmac_ide_memory = cpu_register_io_memory(pmac_ide_read,
+                                             pmac_ide_write, d);
+    register_savevm("ide", 0, 3, pmac_ide_save, pmac_ide_load, d);
+    qemu_register_reset(pmac_ide_reset, d);
+    pmac_ide_reset(d);
+
+    return pmac_ide_memory;
+}
diff --git a/hw/ide.c b/hw/ide.c
index 93cfb99..b313627 100644
--- a/hw/ide.c
+++ b/hw/ide.c
@@ -31,8 +31,6 @@
 #include "block_int.h"
 #include "qemu-timer.h"
 #include "sysemu.h"
-#include "ppc_mac.h"
-#include "mac_dbdma.h"
 #include "sh.h"
 #include "dma.h"
 
@@ -2702,331 +2700,6 @@ void ide_dma_cancel(BMDMAState *bm)
     }
 }
 
-#if defined(TARGET_PPC)
-/***********************************************************/
-/* MacIO based PowerPC IDE */
-
-typedef struct MACIOIDEState {
-    IDEBus bus;
-    BlockDriverAIOCB *aiocb;
-} MACIOIDEState;
-
-static void pmac_ide_atapi_transfer_cb(void *opaque, int ret)
-{
-    DBDMA_io *io = opaque;
-    MACIOIDEState *m = io->opaque;
-    IDEState *s = idebus_active_if(&m->bus);
-
-    if (ret < 0) {
-        m->aiocb = NULL;
-        qemu_sglist_destroy(&s->sg);
-        ide_atapi_io_error(s, ret);
-        io->dma_end(opaque);
-        return;
-    }
-
-    if (s->io_buffer_size > 0) {
-        m->aiocb = NULL;
-        qemu_sglist_destroy(&s->sg);
-
-        s->packet_transfer_size -= s->io_buffer_size;
-
-        s->io_buffer_index += s->io_buffer_size;
-	s->lba += s->io_buffer_index >> 11;
-        s->io_buffer_index &= 0x7ff;
-    }
-
-    if (s->packet_transfer_size <= 0)
-        ide_atapi_cmd_ok(s);
-
-    if (io->len == 0) {
-        io->dma_end(opaque);
-        return;
-    }
-
-    /* launch next transfer */
-
-    s->io_buffer_size = io->len;
-
-    qemu_sglist_init(&s->sg, io->len / TARGET_PAGE_SIZE + 1);
-    qemu_sglist_add(&s->sg, io->addr, io->len);
-    io->addr += io->len;
-    io->len = 0;
-
-    m->aiocb = dma_bdrv_read(s->bs, &s->sg,
-                             (int64_t)(s->lba << 2) + (s->io_buffer_index >> 9),
-                             pmac_ide_atapi_transfer_cb, io);
-    if (!m->aiocb) {
-        qemu_sglist_destroy(&s->sg);
-        /* Note: media not present is the most likely case */
-        ide_atapi_cmd_error(s, SENSE_NOT_READY,
-                            ASC_MEDIUM_NOT_PRESENT);
-        io->dma_end(opaque);
-        return;
-    }
-}
-
-static void pmac_ide_transfer_cb(void *opaque, int ret)
-{
-    DBDMA_io *io = opaque;
-    MACIOIDEState *m = io->opaque;
-    IDEState *s = idebus_active_if(&m->bus);
-    int n;
-    int64_t sector_num;
-
-    if (ret < 0) {
-        m->aiocb = NULL;
-        qemu_sglist_destroy(&s->sg);
-	ide_dma_error(s);
-        io->dma_end(io);
-        return;
-    }
-
-    sector_num = ide_get_sector(s);
-    if (s->io_buffer_size > 0) {
-        m->aiocb = NULL;
-        qemu_sglist_destroy(&s->sg);
-        n = (s->io_buffer_size + 0x1ff) >> 9;
-        sector_num += n;
-        ide_set_sector(s, sector_num);
-        s->nsector -= n;
-    }
-
-    /* end of transfer ? */
-    if (s->nsector == 0) {
-        s->status = READY_STAT | SEEK_STAT;
-        ide_set_irq(s);
-    }
-
-    /* end of DMA ? */
-
-    if (io->len == 0) {
-        io->dma_end(io);
-	return;
-    }
-
-    /* launch next transfer */
-
-    s->io_buffer_index = 0;
-    s->io_buffer_size = io->len;
-
-    qemu_sglist_init(&s->sg, io->len / TARGET_PAGE_SIZE + 1);
-    qemu_sglist_add(&s->sg, io->addr, io->len);
-    io->addr += io->len;
-    io->len = 0;
-
-    if (s->is_read)
-        m->aiocb = dma_bdrv_read(s->bs, &s->sg, sector_num,
-		                 pmac_ide_transfer_cb, io);
-    else
-        m->aiocb = dma_bdrv_write(s->bs, &s->sg, sector_num,
-		                  pmac_ide_transfer_cb, io);
-    if (!m->aiocb)
-        pmac_ide_transfer_cb(io, -1);
-}
-
-static void pmac_ide_transfer(DBDMA_io *io)
-{
-    MACIOIDEState *m = io->opaque;
-    IDEState *s = idebus_active_if(&m->bus);
-
-    s->io_buffer_size = 0;
-    if (s->is_cdrom) {
-        pmac_ide_atapi_transfer_cb(io, 0);
-        return;
-    }
-
-    pmac_ide_transfer_cb(io, 0);
-}
-
-static void pmac_ide_flush(DBDMA_io *io)
-{
-    MACIOIDEState *m = io->opaque;
-
-    if (m->aiocb)
-        qemu_aio_flush();
-}
-
-/* PowerMac IDE memory IO */
-static void pmac_ide_writeb (void *opaque,
-                             target_phys_addr_t addr, uint32_t val)
-{
-    MACIOIDEState *d = opaque;
-
-    addr = (addr & 0xFFF) >> 4;
-    switch (addr) {
-    case 1 ... 7:
-        ide_ioport_write(&d->bus, addr, val);
-        break;
-    case 8:
-    case 22:
-        ide_cmd_write(&d->bus, 0, val);
-        break;
-    default:
-        break;
-    }
-}
-
-static uint32_t pmac_ide_readb (void *opaque,target_phys_addr_t addr)
-{
-    uint8_t retval;
-    MACIOIDEState *d = opaque;
-
-    addr = (addr & 0xFFF) >> 4;
-    switch (addr) {
-    case 1 ... 7:
-        retval = ide_ioport_read(&d->bus, addr);
-        break;
-    case 8:
-    case 22:
-        retval = ide_status_read(&d->bus, 0);
-        break;
-    default:
-        retval = 0xFF;
-        break;
-    }
-    return retval;
-}
-
-static void pmac_ide_writew (void *opaque,
-                             target_phys_addr_t addr, uint32_t val)
-{
-    MACIOIDEState *d = opaque;
-
-    addr = (addr & 0xFFF) >> 4;
-#ifdef TARGET_WORDS_BIGENDIAN
-    val = bswap16(val);
-#endif
-    if (addr == 0) {
-        ide_data_writew(&d->bus, 0, val);
-    }
-}
-
-static uint32_t pmac_ide_readw (void *opaque,target_phys_addr_t addr)
-{
-    uint16_t retval;
-    MACIOIDEState *d = opaque;
-
-    addr = (addr & 0xFFF) >> 4;
-    if (addr == 0) {
-        retval = ide_data_readw(&d->bus, 0);
-    } else {
-        retval = 0xFFFF;
-    }
-#ifdef TARGET_WORDS_BIGENDIAN
-    retval = bswap16(retval);
-#endif
-    return retval;
-}
-
-static void pmac_ide_writel (void *opaque,
-                             target_phys_addr_t addr, uint32_t val)
-{
-    MACIOIDEState *d = opaque;
-
-    addr = (addr & 0xFFF) >> 4;
-#ifdef TARGET_WORDS_BIGENDIAN
-    val = bswap32(val);
-#endif
-    if (addr == 0) {
-        ide_data_writel(&d->bus, 0, val);
-    }
-}
-
-static uint32_t pmac_ide_readl (void *opaque,target_phys_addr_t addr)
-{
-    uint32_t retval;
-    MACIOIDEState *d = opaque;
-
-    addr = (addr & 0xFFF) >> 4;
-    if (addr == 0) {
-        retval = ide_data_readl(&d->bus, 0);
-    } else {
-        retval = 0xFFFFFFFF;
-    }
-#ifdef TARGET_WORDS_BIGENDIAN
-    retval = bswap32(retval);
-#endif
-    return retval;
-}
-
-static CPUWriteMemoryFunc * const pmac_ide_write[] = {
-    pmac_ide_writeb,
-    pmac_ide_writew,
-    pmac_ide_writel,
-};
-
-static CPUReadMemoryFunc * const pmac_ide_read[] = {
-    pmac_ide_readb,
-    pmac_ide_readw,
-    pmac_ide_readl,
-};
-
-static void pmac_ide_save(QEMUFile *f, void *opaque)
-{
-    MACIOIDEState *d = opaque;
-    unsigned int i;
-
-    /* per IDE interface data */
-    idebus_save(f, &d->bus);
-
-    /* per IDE drive data */
-    for(i = 0; i < 2; i++) {
-        ide_save(f, &d->bus.ifs[i]);
-    }
-}
-
-static int pmac_ide_load(QEMUFile *f, void *opaque, int version_id)
-{
-    MACIOIDEState *d = opaque;
-    unsigned int i;
-
-    if (version_id != 1 && version_id != 3)
-        return -EINVAL;
-
-    /* per IDE interface data */
-    idebus_load(f, &d->bus, version_id);
-
-    /* per IDE drive data */
-    for(i = 0; i < 2; i++) {
-        ide_load(f, &d->bus.ifs[i], version_id);
-    }
-    return 0;
-}
-
-static void pmac_ide_reset(void *opaque)
-{
-    MACIOIDEState *d = opaque;
-
-    ide_reset(d->bus.ifs +0);
-    ide_reset(d->bus.ifs +1);
-}
-
-/* hd_table must contain 4 block drivers */
-/* PowerMac uses memory mapped registers, not I/O. Return the memory
-   I/O index to access the ide. */
-int pmac_ide_init (BlockDriverState **hd_table, qemu_irq irq,
-		   void *dbdma, int channel, qemu_irq dma_irq)
-{
-    MACIOIDEState *d;
-    int pmac_ide_memory;
-
-    d = qemu_mallocz(sizeof(MACIOIDEState));
-    ide_init2(&d->bus, hd_table[0], hd_table[1], irq);
-
-    if (dbdma)
-        DBDMA_register_channel(dbdma, channel, dma_irq, pmac_ide_transfer, pmac_ide_flush, d);
-
-    pmac_ide_memory = cpu_register_io_memory(pmac_ide_read,
-                                             pmac_ide_write, d);
-    register_savevm("ide", 0, 3, pmac_ide_save, pmac_ide_load, d);
-    qemu_register_reset(pmac_ide_reset, d);
-    pmac_ide_reset(d);
-
-    return pmac_ide_memory;
-}
-#endif /* TARGET_PPC */
-
 /***********************************************************/
 /* MMIO based ide port
  * This emulates IDE device connected directly to the CPU bus without
diff --git a/hw/ide.h b/hw/ide.h
index faa04a3..02aa686 100644
--- a/hw/ide.h
+++ b/hw/ide.h
@@ -15,4 +15,8 @@ void pci_piix3_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn,
 void pci_piix4_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn,
                         qemu_irq *pic);
 
+/* ide-macio.c */
+int pmac_ide_init (BlockDriverState **hd_table, qemu_irq irq,
+		   void *dbdma, int channel, qemu_irq dma_irq);
+
 #endif /* HW_IDE_H */
diff --git a/hw/ppc_mac.h b/hw/ppc_mac.h
index bcc4aaf..a04dffe 100644
--- a/hw/ppc_mac.h
+++ b/hw/ppc_mac.h
@@ -49,10 +49,6 @@ void macio_init (PCIBus *bus, int device_id, int is_oldworld, int pic_mem_index,
                  int dbdma_mem_index, int cuda_mem_index, void *nvram,
                  int nb_ide, int *ide_mem_index, int escc_mem_index);
 
-/* NewWorld PowerMac IDE */
-int pmac_ide_init (BlockDriverState **hd_table, qemu_irq irq,
-                   void *dbdma, int channel, qemu_irq dma_irq);
-
 /* Heathrow PIC */
 qemu_irq *heathrow_pic_init(int *pmem_index,
                             int nb_cpus, qemu_irq **irqs);
-- 
1.6.2.5

^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [Qemu-devel] [PATCH 06/11] ide: split away ide-mmio.c
  2009-08-26 11:53 [Qemu-devel] [PATCH 00/11] ide: split + cleanup patches Gerd Hoffmann
                   ` (4 preceding siblings ...)
  2009-08-26 11:53 ` [Qemu-devel] [PATCH 05/11] ide: split away ide-macio.c Gerd Hoffmann
@ 2009-08-26 11:53 ` Gerd Hoffmann
  2009-08-26 11:53 ` [Qemu-devel] [PATCH 07/11] ide: split away ide-microdrive.c Gerd Hoffmann
                   ` (5 subsequent siblings)
  11 siblings, 0 replies; 14+ messages in thread
From: Gerd Hoffmann @ 2009-08-26 11:53 UTC (permalink / raw)
  To: qemu-devel; +Cc: Gerd Hoffmann

create ide-mmio.c and place mmio support there.
only build ide-mmio support for platforms using it.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 Makefile.target |    2 +-
 hw/ide-mmio.c   |  123 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 hw/ide.c        |   93 -----------------------------------------
 hw/ide.h        |    5 ++
 hw/r2d.c        |    1 +
 hw/sh.h         |    4 --
 6 files changed, 130 insertions(+), 98 deletions(-)
 create mode 100644 hw/ide-mmio.c

diff --git a/Makefile.target b/Makefile.target
index 082a82c..9799c2a 100644
--- a/Makefile.target
+++ b/Makefile.target
@@ -281,7 +281,7 @@ obj-arm-y += syborg_virtio.o
 
 obj-sh4-y = shix.o r2d.o sh7750.o sh7750_regnames.o tc58128.o
 obj-sh4-y += sh_timer.o sh_serial.o sh_intc.o sh_pci.o sm501.o serial.o
-obj-sh4-y += ide.o
+obj-sh4-y += ide.o ide-mmio.o
 
 obj-m68k-y = an5206.o mcf5206.o mcf_uart.o mcf_intc.o mcf5208.o mcf_fec.o
 obj-m68k-y += m68k-semi.o dummy_m68k.o
diff --git a/hw/ide-mmio.c b/hw/ide-mmio.c
new file mode 100644
index 0000000..07b1ccf
--- /dev/null
+++ b/hw/ide-mmio.c
@@ -0,0 +1,123 @@
+/*
+ * QEMU IDE Emulation: mmio support (for embedded).
+ *
+ * Copyright (c) 2003 Fabrice Bellard
+ * Copyright (c) 2006 Openedhand Ltd.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#include "hw.h"
+#include "block.h"
+#include "block_int.h"
+#include "sysemu.h"
+#include "dma.h"
+#include "ide-internal.h"
+
+/***********************************************************/
+/* MMIO based ide port
+ * This emulates IDE device connected directly to the CPU bus without
+ * dedicated ide controller, which is often seen on embedded boards.
+ */
+
+typedef struct {
+    IDEBus *bus;
+    int shift;
+} MMIOState;
+
+static uint32_t mmio_ide_read (void *opaque, target_phys_addr_t addr)
+{
+    MMIOState *s = (MMIOState*)opaque;
+    IDEBus *bus = s->bus;
+    addr >>= s->shift;
+    if (addr & 7)
+        return ide_ioport_read(bus, addr);
+    else
+        return ide_data_readw(bus, 0);
+}
+
+static void mmio_ide_write (void *opaque, target_phys_addr_t addr,
+	uint32_t val)
+{
+    MMIOState *s = (MMIOState*)opaque;
+    IDEBus *bus = s->bus;
+    addr >>= s->shift;
+    if (addr & 7)
+        ide_ioport_write(bus, addr, val);
+    else
+        ide_data_writew(bus, 0, val);
+}
+
+static CPUReadMemoryFunc * const mmio_ide_reads[] = {
+    mmio_ide_read,
+    mmio_ide_read,
+    mmio_ide_read,
+};
+
+static CPUWriteMemoryFunc * const mmio_ide_writes[] = {
+    mmio_ide_write,
+    mmio_ide_write,
+    mmio_ide_write,
+};
+
+static uint32_t mmio_ide_status_read (void *opaque, target_phys_addr_t addr)
+{
+    MMIOState *s= (MMIOState*)opaque;
+    IDEBus *bus = s->bus;
+    return ide_status_read(bus, 0);
+}
+
+static void mmio_ide_cmd_write (void *opaque, target_phys_addr_t addr,
+	uint32_t val)
+{
+    MMIOState *s = (MMIOState*)opaque;
+    IDEBus *bus = s->bus;
+    ide_cmd_write(bus, 0, val);
+}
+
+static CPUReadMemoryFunc * const mmio_ide_status[] = {
+    mmio_ide_status_read,
+    mmio_ide_status_read,
+    mmio_ide_status_read,
+};
+
+static CPUWriteMemoryFunc * const mmio_ide_cmd[] = {
+    mmio_ide_cmd_write,
+    mmio_ide_cmd_write,
+    mmio_ide_cmd_write,
+};
+
+void mmio_ide_init (target_phys_addr_t membase, target_phys_addr_t membase2,
+                    qemu_irq irq, int shift,
+                    BlockDriverState *hd0, BlockDriverState *hd1)
+{
+    MMIOState *s = qemu_mallocz(sizeof(MMIOState));
+    IDEBus *bus = qemu_mallocz(sizeof(*bus));
+    int mem1, mem2;
+
+    ide_init2(bus, hd0, hd1, irq);
+
+    s->bus = bus;
+    s->shift = shift;
+
+    mem1 = cpu_register_io_memory(mmio_ide_reads, mmio_ide_writes, s);
+    mem2 = cpu_register_io_memory(mmio_ide_status, mmio_ide_cmd, s);
+    cpu_register_physical_memory(membase, 16 << shift, mem1);
+    cpu_register_physical_memory(membase2, 2 << shift, mem2);
+}
+
diff --git a/hw/ide.c b/hw/ide.c
index b313627..61ff9d2 100644
--- a/hw/ide.c
+++ b/hw/ide.c
@@ -2700,99 +2700,6 @@ void ide_dma_cancel(BMDMAState *bm)
     }
 }
 
-/***********************************************************/
-/* MMIO based ide port
- * This emulates IDE device connected directly to the CPU bus without
- * dedicated ide controller, which is often seen on embedded boards.
- */
-
-typedef struct {
-    IDEBus *bus;
-    int shift;
-} MMIOState;
-
-static uint32_t mmio_ide_read (void *opaque, target_phys_addr_t addr)
-{
-    MMIOState *s = (MMIOState*)opaque;
-    IDEBus *bus = s->bus;
-    addr >>= s->shift;
-    if (addr & 7)
-        return ide_ioport_read(bus, addr);
-    else
-        return ide_data_readw(bus, 0);
-}
-
-static void mmio_ide_write (void *opaque, target_phys_addr_t addr,
-	uint32_t val)
-{
-    MMIOState *s = (MMIOState*)opaque;
-    IDEBus *bus = s->bus;
-    addr >>= s->shift;
-    if (addr & 7)
-        ide_ioport_write(bus, addr, val);
-    else
-        ide_data_writew(bus, 0, val);
-}
-
-static CPUReadMemoryFunc * const mmio_ide_reads[] = {
-    mmio_ide_read,
-    mmio_ide_read,
-    mmio_ide_read,
-};
-
-static CPUWriteMemoryFunc * const mmio_ide_writes[] = {
-    mmio_ide_write,
-    mmio_ide_write,
-    mmio_ide_write,
-};
-
-static uint32_t mmio_ide_status_read (void *opaque, target_phys_addr_t addr)
-{
-    MMIOState *s= (MMIOState*)opaque;
-    IDEBus *bus = s->bus;
-    return ide_status_read(bus, 0);
-}
-
-static void mmio_ide_cmd_write (void *opaque, target_phys_addr_t addr,
-	uint32_t val)
-{
-    MMIOState *s = (MMIOState*)opaque;
-    IDEBus *bus = s->bus;
-    ide_cmd_write(bus, 0, val);
-}
-
-static CPUReadMemoryFunc * const mmio_ide_status[] = {
-    mmio_ide_status_read,
-    mmio_ide_status_read,
-    mmio_ide_status_read,
-};
-
-static CPUWriteMemoryFunc * const mmio_ide_cmd[] = {
-    mmio_ide_cmd_write,
-    mmio_ide_cmd_write,
-    mmio_ide_cmd_write,
-};
-
-void mmio_ide_init (target_phys_addr_t membase, target_phys_addr_t membase2,
-                    qemu_irq irq, int shift,
-                    BlockDriverState *hd0, BlockDriverState *hd1)
-{
-    MMIOState *s = qemu_mallocz(sizeof(MMIOState));
-    IDEBus *bus = qemu_mallocz(sizeof(*bus));
-    int mem1, mem2;
-
-    ide_init2(bus, hd0, hd1, irq);
-
-    s->bus = bus;
-    s->shift = shift;
-
-    mem1 = cpu_register_io_memory(mmio_ide_reads, mmio_ide_writes, s);
-    mem2 = cpu_register_io_memory(mmio_ide_status, mmio_ide_cmd, s);
-    cpu_register_physical_memory(membase, 16 << shift, mem1);
-    cpu_register_physical_memory(membase2, 2 << shift, mem2);
-}
-
-/***********************************************************/
 /* CF-ATA Microdrive */
 
 #define METADATA_SIZE	0x20
diff --git a/hw/ide.h b/hw/ide.h
index 02aa686..56cf4ec 100644
--- a/hw/ide.h
+++ b/hw/ide.h
@@ -19,4 +19,9 @@ void pci_piix4_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn,
 int pmac_ide_init (BlockDriverState **hd_table, qemu_irq irq,
 		   void *dbdma, int channel, qemu_irq dma_irq);
 
+/* ide-mmio.c */
+void mmio_ide_init (target_phys_addr_t membase, target_phys_addr_t membase2,
+                    qemu_irq irq, int shift,
+                    BlockDriverState *hd0, BlockDriverState *hd1);
+
 #endif /* HW_IDE_H */
diff --git a/hw/r2d.c b/hw/r2d.c
index ebcfbe7..4667a5d 100644
--- a/hw/r2d.c
+++ b/hw/r2d.c
@@ -31,6 +31,7 @@
 #include "pci.h"
 #include "net.h"
 #include "sh7750_regs.h"
+#include "ide.h"
 
 #define SDRAM_BASE 0x0c000000 /* Physical location of SDRAM: Area 3 */
 #define SDRAM_SIZE 0x04000000
diff --git a/hw/sh.h b/hw/sh.h
index 5e3c22b..d30e9f5 100644
--- a/hw/sh.h
+++ b/hw/sh.h
@@ -51,8 +51,4 @@ qemu_irq sh7750_irl(struct SH7750State *s);
 /* tc58128.c */
 int tc58128_init(struct SH7750State *s, const char *zone1, const char *zone2);
 
-/* ide.c */
-void mmio_ide_init(target_phys_addr_t membase, target_phys_addr_t membase2,
-                   qemu_irq irq, int shift,
-                   BlockDriverState *hd0, BlockDriverState *hd1);
 #endif
-- 
1.6.2.5

^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [Qemu-devel] [PATCH 07/11] ide: split away ide-microdrive.c
  2009-08-26 11:53 [Qemu-devel] [PATCH 00/11] ide: split + cleanup patches Gerd Hoffmann
                   ` (5 preceding siblings ...)
  2009-08-26 11:53 ` [Qemu-devel] [PATCH 06/11] ide: split away ide-mmio.c Gerd Hoffmann
@ 2009-08-26 11:53 ` Gerd Hoffmann
  2009-08-26 11:53 ` [Qemu-devel] [PATCH 08/11] ide: add save/restore support for isa Gerd Hoffmann
                   ` (4 subsequent siblings)
  11 siblings, 0 replies; 14+ messages in thread
From: Gerd Hoffmann @ 2009-08-26 11:53 UTC (permalink / raw)
  To: qemu-devel; +Cc: Gerd Hoffmann

create ide-microdrive.c and place microdrive support there.
only build ide-microdrive support for platforms using it.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 Makefile.target     |    2 +-
 hw/ide-microdrive.c |  574 +++++++++++++++++++++++++++++++++++++++++++++++++++
 hw/ide.c            |  541 ------------------------------------------------
 3 files changed, 575 insertions(+), 542 deletions(-)
 create mode 100644 hw/ide-microdrive.c

diff --git a/Makefile.target b/Makefile.target
index 9799c2a..bfaa256 100644
--- a/Makefile.target
+++ b/Makefile.target
@@ -267,7 +267,7 @@ obj-arm-y += arm-semi.o
 obj-arm-y += pxa2xx.o pxa2xx_pic.o pxa2xx_gpio.o pxa2xx_timer.o pxa2xx_dma.o
 obj-arm-y += pxa2xx_lcd.o pxa2xx_mmci.o pxa2xx_pcmcia.o pxa2xx_keypad.o
 obj-arm-y += pflash_cfi01.o gumstix.o
-obj-arm-y += zaurus.o ide.o serial.o spitz.o tosa.o tc6393xb.o
+obj-arm-y += zaurus.o ide.o ide-microdrive.o serial.o spitz.o tosa.o tc6393xb.o
 obj-arm-y += omap1.o omap_lcdc.o omap_dma.o omap_clk.o omap_mmc.o omap_i2c.o
 obj-arm-y += omap2.o omap_dss.o soc_dma.o
 obj-arm-y += omap_sx1.o palm.o tsc210x.o
diff --git a/hw/ide-microdrive.c b/hw/ide-microdrive.c
new file mode 100644
index 0000000..f055425
--- /dev/null
+++ b/hw/ide-microdrive.c
@@ -0,0 +1,574 @@
+/*
+ * QEMU IDE Emulation: microdrive (CF / PCMCIA)
+ *
+ * Copyright (c) 2003 Fabrice Bellard
+ * Copyright (c) 2006 Openedhand Ltd.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#include "hw.h"
+#include "pc.h"
+#include "block.h"
+#include "block_int.h"
+#include "sysemu.h"
+#include "dma.h"
+#include "ide-internal.h"
+#include "pcmcia.h"
+
+/***********************************************************/
+/* CF-ATA Microdrive */
+
+#define METADATA_SIZE	0x20
+
+/* DSCM-1XXXX Microdrive hard disk with CF+ II / PCMCIA interface.  */
+typedef struct {
+    IDEBus bus;
+    PCMCIACardState card;
+    uint32_t attr_base;
+    uint32_t io_base;
+
+    /* Card state */
+    uint8_t opt;
+    uint8_t stat;
+    uint8_t pins;
+
+    uint8_t ctrl;
+    uint16_t io;
+    int cycle;
+} MicroDriveState;
+
+/* Register bitfields */
+enum md_opt {
+    OPT_MODE_MMAP	= 0,
+    OPT_MODE_IOMAP16	= 1,
+    OPT_MODE_IOMAP1	= 2,
+    OPT_MODE_IOMAP2	= 3,
+    OPT_MODE		= 0x3f,
+    OPT_LEVIREQ		= 0x40,
+    OPT_SRESET		= 0x80,
+};
+enum md_cstat {
+    STAT_INT		= 0x02,
+    STAT_PWRDWN		= 0x04,
+    STAT_XE		= 0x10,
+    STAT_IOIS8		= 0x20,
+    STAT_SIGCHG		= 0x40,
+    STAT_CHANGED	= 0x80,
+};
+enum md_pins {
+    PINS_MRDY		= 0x02,
+    PINS_CRDY		= 0x20,
+};
+enum md_ctrl {
+    CTRL_IEN		= 0x02,
+    CTRL_SRST		= 0x04,
+};
+
+static inline void md_interrupt_update(MicroDriveState *s)
+{
+    if (!s->card.slot)
+        return;
+
+    qemu_set_irq(s->card.slot->irq,
+                    !(s->stat & STAT_INT) &&	/* Inverted */
+                    !(s->ctrl & (CTRL_IEN | CTRL_SRST)) &&
+                    !(s->opt & OPT_SRESET));
+}
+
+static void md_set_irq(void *opaque, int irq, int level)
+{
+    MicroDriveState *s = (MicroDriveState *) opaque;
+    if (level)
+        s->stat |= STAT_INT;
+    else
+        s->stat &= ~STAT_INT;
+
+    md_interrupt_update(s);
+}
+
+static void md_reset(MicroDriveState *s)
+{
+    s->opt = OPT_MODE_MMAP;
+    s->stat = 0;
+    s->pins = 0;
+    s->cycle = 0;
+    s->ctrl = 0;
+    ide_reset(s->bus.ifs);
+}
+
+static uint8_t md_attr_read(void *opaque, uint32_t at)
+{
+    MicroDriveState *s = (MicroDriveState *) opaque;
+    if (at < s->attr_base) {
+        if (at < s->card.cis_len)
+            return s->card.cis[at];
+        else
+            return 0x00;
+    }
+
+    at -= s->attr_base;
+
+    switch (at) {
+    case 0x00:	/* Configuration Option Register */
+        return s->opt;
+    case 0x02:	/* Card Configuration Status Register */
+        if (s->ctrl & CTRL_IEN)
+            return s->stat & ~STAT_INT;
+        else
+            return s->stat;
+    case 0x04:	/* Pin Replacement Register */
+        return (s->pins & PINS_CRDY) | 0x0c;
+    case 0x06:	/* Socket and Copy Register */
+        return 0x00;
+#ifdef VERBOSE
+    default:
+        printf("%s: Bad attribute space register %02x\n", __FUNCTION__, at);
+#endif
+    }
+
+    return 0;
+}
+
+static void md_attr_write(void *opaque, uint32_t at, uint8_t value)
+{
+    MicroDriveState *s = (MicroDriveState *) opaque;
+    at -= s->attr_base;
+
+    switch (at) {
+    case 0x00:	/* Configuration Option Register */
+        s->opt = value & 0xcf;
+        if (value & OPT_SRESET)
+            md_reset(s);
+        md_interrupt_update(s);
+        break;
+    case 0x02:	/* Card Configuration Status Register */
+        if ((s->stat ^ value) & STAT_PWRDWN)
+            s->pins |= PINS_CRDY;
+        s->stat &= 0x82;
+        s->stat |= value & 0x74;
+        md_interrupt_update(s);
+        /* Word 170 in Identify Device must be equal to STAT_XE */
+        break;
+    case 0x04:	/* Pin Replacement Register */
+        s->pins &= PINS_CRDY;
+        s->pins |= value & PINS_MRDY;
+        break;
+    case 0x06:	/* Socket and Copy Register */
+        break;
+    default:
+        printf("%s: Bad attribute space register %02x\n", __FUNCTION__, at);
+    }
+}
+
+static uint16_t md_common_read(void *opaque, uint32_t at)
+{
+    MicroDriveState *s = (MicroDriveState *) opaque;
+    IDEState *ifs;
+    uint16_t ret;
+    at -= s->io_base;
+
+    switch (s->opt & OPT_MODE) {
+    case OPT_MODE_MMAP:
+        if ((at & ~0x3ff) == 0x400)
+            at = 0;
+        break;
+    case OPT_MODE_IOMAP16:
+        at &= 0xf;
+        break;
+    case OPT_MODE_IOMAP1:
+        if ((at & ~0xf) == 0x3f0)
+            at -= 0x3e8;
+        else if ((at & ~0xf) == 0x1f0)
+            at -= 0x1f0;
+        break;
+    case OPT_MODE_IOMAP2:
+        if ((at & ~0xf) == 0x370)
+            at -= 0x368;
+        else if ((at & ~0xf) == 0x170)
+            at -= 0x170;
+    }
+
+    switch (at) {
+    case 0x0:	/* Even RD Data */
+    case 0x8:
+        return ide_data_readw(&s->bus, 0);
+
+        /* TODO: 8-bit accesses */
+        if (s->cycle)
+            ret = s->io >> 8;
+        else {
+            s->io = ide_data_readw(&s->bus, 0);
+            ret = s->io & 0xff;
+        }
+        s->cycle = !s->cycle;
+        return ret;
+    case 0x9:	/* Odd RD Data */
+        return s->io >> 8;
+    case 0xd:	/* Error */
+        return ide_ioport_read(&s->bus, 0x1);
+    case 0xe:	/* Alternate Status */
+        ifs = idebus_active_if(&s->bus);
+        if (ifs->bs)
+            return ifs->status;
+        else
+            return 0;
+    case 0xf:	/* Device Address */
+        ifs = idebus_active_if(&s->bus);
+        return 0xc2 | ((~ifs->select << 2) & 0x3c);
+    default:
+        return ide_ioport_read(&s->bus, at);
+    }
+
+    return 0;
+}
+
+static void md_common_write(void *opaque, uint32_t at, uint16_t value)
+{
+    MicroDriveState *s = (MicroDriveState *) opaque;
+    at -= s->io_base;
+
+    switch (s->opt & OPT_MODE) {
+    case OPT_MODE_MMAP:
+        if ((at & ~0x3ff) == 0x400)
+            at = 0;
+        break;
+    case OPT_MODE_IOMAP16:
+        at &= 0xf;
+        break;
+    case OPT_MODE_IOMAP1:
+        if ((at & ~0xf) == 0x3f0)
+            at -= 0x3e8;
+        else if ((at & ~0xf) == 0x1f0)
+            at -= 0x1f0;
+        break;
+    case OPT_MODE_IOMAP2:
+        if ((at & ~0xf) == 0x370)
+            at -= 0x368;
+        else if ((at & ~0xf) == 0x170)
+            at -= 0x170;
+    }
+
+    switch (at) {
+    case 0x0:	/* Even WR Data */
+    case 0x8:
+        ide_data_writew(&s->bus, 0, value);
+        break;
+
+        /* TODO: 8-bit accesses */
+        if (s->cycle)
+            ide_data_writew(&s->bus, 0, s->io | (value << 8));
+        else
+            s->io = value & 0xff;
+        s->cycle = !s->cycle;
+        break;
+    case 0x9:
+        s->io = value & 0xff;
+        s->cycle = !s->cycle;
+        break;
+    case 0xd:	/* Features */
+        ide_ioport_write(&s->bus, 0x1, value);
+        break;
+    case 0xe:	/* Device Control */
+        s->ctrl = value;
+        if (value & CTRL_SRST)
+            md_reset(s);
+        md_interrupt_update(s);
+        break;
+    default:
+        if (s->stat & STAT_PWRDWN) {
+            s->pins |= PINS_CRDY;
+            s->stat &= ~STAT_PWRDWN;
+        }
+        ide_ioport_write(&s->bus, at, value);
+    }
+}
+
+static void md_save(QEMUFile *f, void *opaque)
+{
+    MicroDriveState *s = (MicroDriveState *) opaque;
+    int i;
+
+    qemu_put_8s(f, &s->opt);
+    qemu_put_8s(f, &s->stat);
+    qemu_put_8s(f, &s->pins);
+
+    qemu_put_8s(f, &s->ctrl);
+    qemu_put_be16s(f, &s->io);
+    qemu_put_byte(f, s->cycle);
+
+    idebus_save(f, &s->bus);
+
+    for (i = 0; i < 2; i ++)
+        ide_save(f, &s->bus.ifs[i]);
+}
+
+static int md_load(QEMUFile *f, void *opaque, int version_id)
+{
+    MicroDriveState *s = (MicroDriveState *) opaque;
+    int i;
+
+    if (version_id != 0 && version_id != 3)
+        return -EINVAL;
+
+    qemu_get_8s(f, &s->opt);
+    qemu_get_8s(f, &s->stat);
+    qemu_get_8s(f, &s->pins);
+
+    qemu_get_8s(f, &s->ctrl);
+    qemu_get_be16s(f, &s->io);
+    s->cycle = qemu_get_byte(f);
+
+    idebus_load(f, &s->bus, version_id);
+
+    for (i = 0; i < 2; i ++)
+        ide_load(f, &s->bus.ifs[i], version_id);
+
+    return 0;
+}
+
+static const uint8_t dscm1xxxx_cis[0x14a] = {
+    [0x000] = CISTPL_DEVICE,	/* 5V Device Information */
+    [0x002] = 0x03,		/* Tuple length = 4 bytes */
+    [0x004] = 0xdb,		/* ID: DTYPE_FUNCSPEC, non WP, DSPEED_150NS */
+    [0x006] = 0x01,		/* Size = 2K bytes */
+    [0x008] = CISTPL_ENDMARK,
+
+    [0x00a] = CISTPL_DEVICE_OC,	/* Additional Device Information */
+    [0x00c] = 0x04,		/* Tuple length = 4 byest */
+    [0x00e] = 0x03,		/* Conditions: Ext = 0, Vcc 3.3V, MWAIT = 1 */
+    [0x010] = 0xdb,		/* ID: DTYPE_FUNCSPEC, non WP, DSPEED_150NS */
+    [0x012] = 0x01,		/* Size = 2K bytes */
+    [0x014] = CISTPL_ENDMARK,
+
+    [0x016] = CISTPL_JEDEC_C,	/* JEDEC ID */
+    [0x018] = 0x02,		/* Tuple length = 2 bytes */
+    [0x01a] = 0xdf,		/* PC Card ATA with no Vpp required */
+    [0x01c] = 0x01,
+
+    [0x01e] = CISTPL_MANFID,	/* Manufacture ID */
+    [0x020] = 0x04,		/* Tuple length = 4 bytes */
+    [0x022] = 0xa4,		/* TPLMID_MANF = 00a4 (IBM) */
+    [0x024] = 0x00,
+    [0x026] = 0x00,		/* PLMID_CARD = 0000 */
+    [0x028] = 0x00,
+
+    [0x02a] = CISTPL_VERS_1,	/* Level 1 Version */
+    [0x02c] = 0x12,		/* Tuple length = 23 bytes */
+    [0x02e] = 0x04,		/* Major Version = JEIDA 4.2 / PCMCIA 2.1 */
+    [0x030] = 0x01,		/* Minor Version = 1 */
+    [0x032] = 'I',
+    [0x034] = 'B',
+    [0x036] = 'M',
+    [0x038] = 0x00,
+    [0x03a] = 'm',
+    [0x03c] = 'i',
+    [0x03e] = 'c',
+    [0x040] = 'r',
+    [0x042] = 'o',
+    [0x044] = 'd',
+    [0x046] = 'r',
+    [0x048] = 'i',
+    [0x04a] = 'v',
+    [0x04c] = 'e',
+    [0x04e] = 0x00,
+    [0x050] = CISTPL_ENDMARK,
+
+    [0x052] = CISTPL_FUNCID,	/* Function ID */
+    [0x054] = 0x02,		/* Tuple length = 2 bytes */
+    [0x056] = 0x04,		/* TPLFID_FUNCTION = Fixed Disk */
+    [0x058] = 0x01,		/* TPLFID_SYSINIT: POST = 1, ROM = 0 */
+
+    [0x05a] = CISTPL_FUNCE,	/* Function Extension */
+    [0x05c] = 0x02,		/* Tuple length = 2 bytes */
+    [0x05e] = 0x01,		/* TPLFE_TYPE = Disk Device Interface */
+    [0x060] = 0x01,		/* TPLFE_DATA = PC Card ATA Interface */
+
+    [0x062] = CISTPL_FUNCE,	/* Function Extension */
+    [0x064] = 0x03,		/* Tuple length = 3 bytes */
+    [0x066] = 0x02,		/* TPLFE_TYPE = Basic PC Card ATA Interface */
+    [0x068] = 0x08,		/* TPLFE_DATA: Rotating, Unique, Single */
+    [0x06a] = 0x0f,		/* TPLFE_DATA: Sleep, Standby, Idle, Auto */
+
+    [0x06c] = CISTPL_CONFIG,	/* Configuration */
+    [0x06e] = 0x05,		/* Tuple length = 5 bytes */
+    [0x070] = 0x01,		/* TPCC_RASZ = 2 bytes, TPCC_RMSZ = 1 byte */
+    [0x072] = 0x07,		/* TPCC_LAST = 7 */
+    [0x074] = 0x00,		/* TPCC_RADR = 0200 */
+    [0x076] = 0x02,
+    [0x078] = 0x0f,		/* TPCC_RMSK = 200, 202, 204, 206 */
+
+    [0x07a] = CISTPL_CFTABLE_ENTRY,	/* 16-bit PC Card Configuration */
+    [0x07c] = 0x0b,		/* Tuple length = 11 bytes */
+    [0x07e] = 0xc0,		/* TPCE_INDX = Memory Mode, Default, Iface */
+    [0x080] = 0xc0,		/* TPCE_IF = Memory, no BVDs, no WP, READY */
+    [0x082] = 0xa1,		/* TPCE_FS = Vcc only, no I/O, Memory, Misc */
+    [0x084] = 0x27,		/* NomV = 1, MinV = 1, MaxV = 1, Peakl = 1 */
+    [0x086] = 0x55,		/* NomV: 5.0 V */
+    [0x088] = 0x4d,		/* MinV: 4.5 V */
+    [0x08a] = 0x5d,		/* MaxV: 5.5 V */
+    [0x08c] = 0x4e,		/* Peakl: 450 mA */
+    [0x08e] = 0x08,		/* TPCE_MS = 1 window, 1 byte, Host address */
+    [0x090] = 0x00,		/* Window descriptor: Window length = 0 */
+    [0x092] = 0x20,		/* TPCE_MI: support power down mode, RW */
+
+    [0x094] = CISTPL_CFTABLE_ENTRY,	/* 16-bit PC Card Configuration */
+    [0x096] = 0x06,		/* Tuple length = 6 bytes */
+    [0x098] = 0x00,		/* TPCE_INDX = Memory Mode, no Default */
+    [0x09a] = 0x01,		/* TPCE_FS = Vcc only, no I/O, no Memory */
+    [0x09c] = 0x21,		/* NomV = 1, MinV = 0, MaxV = 0, Peakl = 1 */
+    [0x09e] = 0xb5,		/* NomV: 3.3 V */
+    [0x0a0] = 0x1e,
+    [0x0a2] = 0x3e,		/* Peakl: 350 mA */
+
+    [0x0a4] = CISTPL_CFTABLE_ENTRY,	/* 16-bit PC Card Configuration */
+    [0x0a6] = 0x0d,		/* Tuple length = 13 bytes */
+    [0x0a8] = 0xc1,		/* TPCE_INDX = I/O and Memory Mode, Default */
+    [0x0aa] = 0x41,		/* TPCE_IF = I/O and Memory, no BVD, no WP */
+    [0x0ac] = 0x99,		/* TPCE_FS = Vcc only, I/O, Interrupt, Misc */
+    [0x0ae] = 0x27,		/* NomV = 1, MinV = 1, MaxV = 1, Peakl = 1 */
+    [0x0b0] = 0x55,		/* NomV: 5.0 V */
+    [0x0b2] = 0x4d,		/* MinV: 4.5 V */
+    [0x0b4] = 0x5d,		/* MaxV: 5.5 V */
+    [0x0b6] = 0x4e,		/* Peakl: 450 mA */
+    [0x0b8] = 0x64,		/* TPCE_IO = 16-byte boundary, 16/8 accesses */
+    [0x0ba] = 0xf0,		/* TPCE_IR =  MASK, Level, Pulse, Share */
+    [0x0bc] = 0xff,		/* IRQ0..IRQ7 supported */
+    [0x0be] = 0xff,		/* IRQ8..IRQ15 supported */
+    [0x0c0] = 0x20,		/* TPCE_MI = support power down mode */
+
+    [0x0c2] = CISTPL_CFTABLE_ENTRY,	/* 16-bit PC Card Configuration */
+    [0x0c4] = 0x06,		/* Tuple length = 6 bytes */
+    [0x0c6] = 0x01,		/* TPCE_INDX = I/O and Memory Mode */
+    [0x0c8] = 0x01,		/* TPCE_FS = Vcc only, no I/O, no Memory */
+    [0x0ca] = 0x21,		/* NomV = 1, MinV = 0, MaxV = 0, Peakl = 1 */
+    [0x0cc] = 0xb5,		/* NomV: 3.3 V */
+    [0x0ce] = 0x1e,
+    [0x0d0] = 0x3e,		/* Peakl: 350 mA */
+
+    [0x0d2] = CISTPL_CFTABLE_ENTRY,	/* 16-bit PC Card Configuration */
+    [0x0d4] = 0x12,		/* Tuple length = 18 bytes */
+    [0x0d6] = 0xc2,		/* TPCE_INDX = I/O Primary Mode */
+    [0x0d8] = 0x41,		/* TPCE_IF = I/O and Memory, no BVD, no WP */
+    [0x0da] = 0x99,		/* TPCE_FS = Vcc only, I/O, Interrupt, Misc */
+    [0x0dc] = 0x27,		/* NomV = 1, MinV = 1, MaxV = 1, Peakl = 1 */
+    [0x0de] = 0x55,		/* NomV: 5.0 V */
+    [0x0e0] = 0x4d,		/* MinV: 4.5 V */
+    [0x0e2] = 0x5d,		/* MaxV: 5.5 V */
+    [0x0e4] = 0x4e,		/* Peakl: 450 mA */
+    [0x0e6] = 0xea,		/* TPCE_IO = 1K boundary, 16/8 access, Range */
+    [0x0e8] = 0x61,		/* Range: 2 fields, 2 bytes addr, 1 byte len */
+    [0x0ea] = 0xf0,		/* Field 1 address = 0x01f0 */
+    [0x0ec] = 0x01,
+    [0x0ee] = 0x07,		/* Address block length = 8 */
+    [0x0f0] = 0xf6,		/* Field 2 address = 0x03f6 */
+    [0x0f2] = 0x03,
+    [0x0f4] = 0x01,		/* Address block length = 2 */
+    [0x0f6] = 0xee,		/* TPCE_IR = IRQ E, Level, Pulse, Share */
+    [0x0f8] = 0x20,		/* TPCE_MI = support power down mode */
+
+    [0x0fa] = CISTPL_CFTABLE_ENTRY,	/* 16-bit PC Card Configuration */
+    [0x0fc] = 0x06,		/* Tuple length = 6 bytes */
+    [0x0fe] = 0x02,		/* TPCE_INDX = I/O Primary Mode, no Default */
+    [0x100] = 0x01,		/* TPCE_FS = Vcc only, no I/O, no Memory */
+    [0x102] = 0x21,		/* NomV = 1, MinV = 0, MaxV = 0, Peakl = 1 */
+    [0x104] = 0xb5,		/* NomV: 3.3 V */
+    [0x106] = 0x1e,
+    [0x108] = 0x3e,		/* Peakl: 350 mA */
+
+    [0x10a] = CISTPL_CFTABLE_ENTRY,	/* 16-bit PC Card Configuration */
+    [0x10c] = 0x12,		/* Tuple length = 18 bytes */
+    [0x10e] = 0xc3,		/* TPCE_INDX = I/O Secondary Mode, Default */
+    [0x110] = 0x41,		/* TPCE_IF = I/O and Memory, no BVD, no WP */
+    [0x112] = 0x99,		/* TPCE_FS = Vcc only, I/O, Interrupt, Misc */
+    [0x114] = 0x27,		/* NomV = 1, MinV = 1, MaxV = 1, Peakl = 1 */
+    [0x116] = 0x55,		/* NomV: 5.0 V */
+    [0x118] = 0x4d,		/* MinV: 4.5 V */
+    [0x11a] = 0x5d,		/* MaxV: 5.5 V */
+    [0x11c] = 0x4e,		/* Peakl: 450 mA */
+    [0x11e] = 0xea,		/* TPCE_IO = 1K boundary, 16/8 access, Range */
+    [0x120] = 0x61,		/* Range: 2 fields, 2 byte addr, 1 byte len */
+    [0x122] = 0x70,		/* Field 1 address = 0x0170 */
+    [0x124] = 0x01,
+    [0x126] = 0x07,		/* Address block length = 8 */
+    [0x128] = 0x76,		/* Field 2 address = 0x0376 */
+    [0x12a] = 0x03,
+    [0x12c] = 0x01,		/* Address block length = 2 */
+    [0x12e] = 0xee,		/* TPCE_IR = IRQ E, Level, Pulse, Share */
+    [0x130] = 0x20,		/* TPCE_MI = support power down mode */
+
+    [0x132] = CISTPL_CFTABLE_ENTRY,	/* 16-bit PC Card Configuration */
+    [0x134] = 0x06,		/* Tuple length = 6 bytes */
+    [0x136] = 0x03,		/* TPCE_INDX = I/O Secondary Mode */
+    [0x138] = 0x01,		/* TPCE_FS = Vcc only, no I/O, no Memory */
+    [0x13a] = 0x21,		/* NomV = 1, MinV = 0, MaxV = 0, Peakl = 1 */
+    [0x13c] = 0xb5,		/* NomV: 3.3 V */
+    [0x13e] = 0x1e,
+    [0x140] = 0x3e,		/* Peakl: 350 mA */
+
+    [0x142] = CISTPL_NO_LINK,	/* No Link */
+    [0x144] = 0x00,		/* Tuple length = 0 bytes */
+
+    [0x146] = CISTPL_END,	/* Tuple End */
+};
+
+static int dscm1xxxx_attach(void *opaque)
+{
+    MicroDriveState *md = (MicroDriveState *) opaque;
+    md->card.attr_read = md_attr_read;
+    md->card.attr_write = md_attr_write;
+    md->card.common_read = md_common_read;
+    md->card.common_write = md_common_write;
+    md->card.io_read = md_common_read;
+    md->card.io_write = md_common_write;
+
+    md->attr_base = md->card.cis[0x74] | (md->card.cis[0x76] << 8);
+    md->io_base = 0x0;
+
+    md_reset(md);
+    md_interrupt_update(md);
+
+    md->card.slot->card_string = "DSCM-1xxxx Hitachi Microdrive";
+    return 0;
+}
+
+static int dscm1xxxx_detach(void *opaque)
+{
+    MicroDriveState *md = (MicroDriveState *) opaque;
+    md_reset(md);
+    return 0;
+}
+
+PCMCIACardState *dscm1xxxx_init(BlockDriverState *bdrv)
+{
+    MicroDriveState *md = (MicroDriveState *) qemu_mallocz(sizeof(MicroDriveState));
+    md->card.state = md;
+    md->card.attach = dscm1xxxx_attach;
+    md->card.detach = dscm1xxxx_detach;
+    md->card.cis = dscm1xxxx_cis;
+    md->card.cis_len = sizeof(dscm1xxxx_cis);
+
+    ide_init2(&md->bus, bdrv, NULL, qemu_allocate_irqs(md_set_irq, md, 1)[0]);
+    md->bus.ifs[0].is_cf = 1;
+    md->bus.ifs[0].mdata_size = METADATA_SIZE;
+    md->bus.ifs[0].mdata_storage = (uint8_t *) qemu_mallocz(METADATA_SIZE);
+
+    register_savevm("microdrive", -1, 3, md_save, md_load, md);
+
+    return &md->card;
+}
diff --git a/hw/ide.c b/hw/ide.c
index 61ff9d2..d8e9613 100644
--- a/hw/ide.c
+++ b/hw/ide.c
@@ -26,7 +26,6 @@
 #include "pc.h"
 #include "pci.h"
 #include "scsi-disk.h"
-#include "pcmcia.h"
 #include "block.h"
 #include "block_int.h"
 #include "qemu-timer.h"
@@ -2700,543 +2699,3 @@ void ide_dma_cancel(BMDMAState *bm)
     }
 }
 
-/* CF-ATA Microdrive */
-
-#define METADATA_SIZE	0x20
-
-/* DSCM-1XXXX Microdrive hard disk with CF+ II / PCMCIA interface.  */
-typedef struct {
-    IDEBus bus;
-    PCMCIACardState card;
-    uint32_t attr_base;
-    uint32_t io_base;
-
-    /* Card state */
-    uint8_t opt;
-    uint8_t stat;
-    uint8_t pins;
-
-    uint8_t ctrl;
-    uint16_t io;
-    int cycle;
-} MicroDriveState;
-
-/* Register bitfields */
-enum md_opt {
-    OPT_MODE_MMAP	= 0,
-    OPT_MODE_IOMAP16	= 1,
-    OPT_MODE_IOMAP1	= 2,
-    OPT_MODE_IOMAP2	= 3,
-    OPT_MODE		= 0x3f,
-    OPT_LEVIREQ		= 0x40,
-    OPT_SRESET		= 0x80,
-};
-enum md_cstat {
-    STAT_INT		= 0x02,
-    STAT_PWRDWN		= 0x04,
-    STAT_XE		= 0x10,
-    STAT_IOIS8		= 0x20,
-    STAT_SIGCHG		= 0x40,
-    STAT_CHANGED	= 0x80,
-};
-enum md_pins {
-    PINS_MRDY		= 0x02,
-    PINS_CRDY		= 0x20,
-};
-enum md_ctrl {
-    CTRL_IEN		= 0x02,
-    CTRL_SRST		= 0x04,
-};
-
-static inline void md_interrupt_update(MicroDriveState *s)
-{
-    if (!s->card.slot)
-        return;
-
-    qemu_set_irq(s->card.slot->irq,
-                    !(s->stat & STAT_INT) &&	/* Inverted */
-                    !(s->ctrl & (CTRL_IEN | CTRL_SRST)) &&
-                    !(s->opt & OPT_SRESET));
-}
-
-static void md_set_irq(void *opaque, int irq, int level)
-{
-    MicroDriveState *s = (MicroDriveState *) opaque;
-    if (level)
-        s->stat |= STAT_INT;
-    else
-        s->stat &= ~STAT_INT;
-
-    md_interrupt_update(s);
-}
-
-static void md_reset(MicroDriveState *s)
-{
-    s->opt = OPT_MODE_MMAP;
-    s->stat = 0;
-    s->pins = 0;
-    s->cycle = 0;
-    s->ctrl = 0;
-    ide_reset(s->bus.ifs);
-}
-
-static uint8_t md_attr_read(void *opaque, uint32_t at)
-{
-    MicroDriveState *s = (MicroDriveState *) opaque;
-    if (at < s->attr_base) {
-        if (at < s->card.cis_len)
-            return s->card.cis[at];
-        else
-            return 0x00;
-    }
-
-    at -= s->attr_base;
-
-    switch (at) {
-    case 0x00:	/* Configuration Option Register */
-        return s->opt;
-    case 0x02:	/* Card Configuration Status Register */
-        if (s->ctrl & CTRL_IEN)
-            return s->stat & ~STAT_INT;
-        else
-            return s->stat;
-    case 0x04:	/* Pin Replacement Register */
-        return (s->pins & PINS_CRDY) | 0x0c;
-    case 0x06:	/* Socket and Copy Register */
-        return 0x00;
-#ifdef VERBOSE
-    default:
-        printf("%s: Bad attribute space register %02x\n", __FUNCTION__, at);
-#endif
-    }
-
-    return 0;
-}
-
-static void md_attr_write(void *opaque, uint32_t at, uint8_t value)
-{
-    MicroDriveState *s = (MicroDriveState *) opaque;
-    at -= s->attr_base;
-
-    switch (at) {
-    case 0x00:	/* Configuration Option Register */
-        s->opt = value & 0xcf;
-        if (value & OPT_SRESET)
-            md_reset(s);
-        md_interrupt_update(s);
-        break;
-    case 0x02:	/* Card Configuration Status Register */
-        if ((s->stat ^ value) & STAT_PWRDWN)
-            s->pins |= PINS_CRDY;
-        s->stat &= 0x82;
-        s->stat |= value & 0x74;
-        md_interrupt_update(s);
-        /* Word 170 in Identify Device must be equal to STAT_XE */
-        break;
-    case 0x04:	/* Pin Replacement Register */
-        s->pins &= PINS_CRDY;
-        s->pins |= value & PINS_MRDY;
-        break;
-    case 0x06:	/* Socket and Copy Register */
-        break;
-    default:
-        printf("%s: Bad attribute space register %02x\n", __FUNCTION__, at);
-    }
-}
-
-static uint16_t md_common_read(void *opaque, uint32_t at)
-{
-    MicroDriveState *s = (MicroDriveState *) opaque;
-    IDEState *ifs;
-    uint16_t ret;
-    at -= s->io_base;
-
-    switch (s->opt & OPT_MODE) {
-    case OPT_MODE_MMAP:
-        if ((at & ~0x3ff) == 0x400)
-            at = 0;
-        break;
-    case OPT_MODE_IOMAP16:
-        at &= 0xf;
-        break;
-    case OPT_MODE_IOMAP1:
-        if ((at & ~0xf) == 0x3f0)
-            at -= 0x3e8;
-        else if ((at & ~0xf) == 0x1f0)
-            at -= 0x1f0;
-        break;
-    case OPT_MODE_IOMAP2:
-        if ((at & ~0xf) == 0x370)
-            at -= 0x368;
-        else if ((at & ~0xf) == 0x170)
-            at -= 0x170;
-    }
-
-    switch (at) {
-    case 0x0:	/* Even RD Data */
-    case 0x8:
-        return ide_data_readw(&s->bus, 0);
-
-        /* TODO: 8-bit accesses */
-        if (s->cycle)
-            ret = s->io >> 8;
-        else {
-            s->io = ide_data_readw(&s->bus, 0);
-            ret = s->io & 0xff;
-        }
-        s->cycle = !s->cycle;
-        return ret;
-    case 0x9:	/* Odd RD Data */
-        return s->io >> 8;
-    case 0xd:	/* Error */
-        return ide_ioport_read(&s->bus, 0x1);
-    case 0xe:	/* Alternate Status */
-        ifs = idebus_active_if(&s->bus);
-        if (ifs->bs)
-            return ifs->status;
-        else
-            return 0;
-    case 0xf:	/* Device Address */
-        ifs = idebus_active_if(&s->bus);
-        return 0xc2 | ((~ifs->select << 2) & 0x3c);
-    default:
-        return ide_ioport_read(&s->bus, at);
-    }
-
-    return 0;
-}
-
-static void md_common_write(void *opaque, uint32_t at, uint16_t value)
-{
-    MicroDriveState *s = (MicroDriveState *) opaque;
-    at -= s->io_base;
-
-    switch (s->opt & OPT_MODE) {
-    case OPT_MODE_MMAP:
-        if ((at & ~0x3ff) == 0x400)
-            at = 0;
-        break;
-    case OPT_MODE_IOMAP16:
-        at &= 0xf;
-        break;
-    case OPT_MODE_IOMAP1:
-        if ((at & ~0xf) == 0x3f0)
-            at -= 0x3e8;
-        else if ((at & ~0xf) == 0x1f0)
-            at -= 0x1f0;
-        break;
-    case OPT_MODE_IOMAP2:
-        if ((at & ~0xf) == 0x370)
-            at -= 0x368;
-        else if ((at & ~0xf) == 0x170)
-            at -= 0x170;
-    }
-
-    switch (at) {
-    case 0x0:	/* Even WR Data */
-    case 0x8:
-        ide_data_writew(&s->bus, 0, value);
-        break;
-
-        /* TODO: 8-bit accesses */
-        if (s->cycle)
-            ide_data_writew(&s->bus, 0, s->io | (value << 8));
-        else
-            s->io = value & 0xff;
-        s->cycle = !s->cycle;
-        break;
-    case 0x9:
-        s->io = value & 0xff;
-        s->cycle = !s->cycle;
-        break;
-    case 0xd:	/* Features */
-        ide_ioport_write(&s->bus, 0x1, value);
-        break;
-    case 0xe:	/* Device Control */
-        s->ctrl = value;
-        if (value & CTRL_SRST)
-            md_reset(s);
-        md_interrupt_update(s);
-        break;
-    default:
-        if (s->stat & STAT_PWRDWN) {
-            s->pins |= PINS_CRDY;
-            s->stat &= ~STAT_PWRDWN;
-        }
-        ide_ioport_write(&s->bus, at, value);
-    }
-}
-
-static void md_save(QEMUFile *f, void *opaque)
-{
-    MicroDriveState *s = (MicroDriveState *) opaque;
-    int i;
-
-    qemu_put_8s(f, &s->opt);
-    qemu_put_8s(f, &s->stat);
-    qemu_put_8s(f, &s->pins);
-
-    qemu_put_8s(f, &s->ctrl);
-    qemu_put_be16s(f, &s->io);
-    qemu_put_byte(f, s->cycle);
-
-    idebus_save(f, &s->bus);
-
-    for (i = 0; i < 2; i ++)
-        ide_save(f, &s->bus.ifs[i]);
-}
-
-static int md_load(QEMUFile *f, void *opaque, int version_id)
-{
-    MicroDriveState *s = (MicroDriveState *) opaque;
-    int i;
-
-    if (version_id != 0 && version_id != 3)
-        return -EINVAL;
-
-    qemu_get_8s(f, &s->opt);
-    qemu_get_8s(f, &s->stat);
-    qemu_get_8s(f, &s->pins);
-
-    qemu_get_8s(f, &s->ctrl);
-    qemu_get_be16s(f, &s->io);
-    s->cycle = qemu_get_byte(f);
-
-    idebus_load(f, &s->bus, version_id);
-
-    for (i = 0; i < 2; i ++)
-        ide_load(f, &s->bus.ifs[i], version_id);
-
-    return 0;
-}
-
-static const uint8_t dscm1xxxx_cis[0x14a] = {
-    [0x000] = CISTPL_DEVICE,	/* 5V Device Information */
-    [0x002] = 0x03,		/* Tuple length = 4 bytes */
-    [0x004] = 0xdb,		/* ID: DTYPE_FUNCSPEC, non WP, DSPEED_150NS */
-    [0x006] = 0x01,		/* Size = 2K bytes */
-    [0x008] = CISTPL_ENDMARK,
-
-    [0x00a] = CISTPL_DEVICE_OC,	/* Additional Device Information */
-    [0x00c] = 0x04,		/* Tuple length = 4 byest */
-    [0x00e] = 0x03,		/* Conditions: Ext = 0, Vcc 3.3V, MWAIT = 1 */
-    [0x010] = 0xdb,		/* ID: DTYPE_FUNCSPEC, non WP, DSPEED_150NS */
-    [0x012] = 0x01,		/* Size = 2K bytes */
-    [0x014] = CISTPL_ENDMARK,
-
-    [0x016] = CISTPL_JEDEC_C,	/* JEDEC ID */
-    [0x018] = 0x02,		/* Tuple length = 2 bytes */
-    [0x01a] = 0xdf,		/* PC Card ATA with no Vpp required */
-    [0x01c] = 0x01,
-
-    [0x01e] = CISTPL_MANFID,	/* Manufacture ID */
-    [0x020] = 0x04,		/* Tuple length = 4 bytes */
-    [0x022] = 0xa4,		/* TPLMID_MANF = 00a4 (IBM) */
-    [0x024] = 0x00,
-    [0x026] = 0x00,		/* PLMID_CARD = 0000 */
-    [0x028] = 0x00,
-
-    [0x02a] = CISTPL_VERS_1,	/* Level 1 Version */
-    [0x02c] = 0x12,		/* Tuple length = 23 bytes */
-    [0x02e] = 0x04,		/* Major Version = JEIDA 4.2 / PCMCIA 2.1 */
-    [0x030] = 0x01,		/* Minor Version = 1 */
-    [0x032] = 'I',
-    [0x034] = 'B',
-    [0x036] = 'M',
-    [0x038] = 0x00,
-    [0x03a] = 'm',
-    [0x03c] = 'i',
-    [0x03e] = 'c',
-    [0x040] = 'r',
-    [0x042] = 'o',
-    [0x044] = 'd',
-    [0x046] = 'r',
-    [0x048] = 'i',
-    [0x04a] = 'v',
-    [0x04c] = 'e',
-    [0x04e] = 0x00,
-    [0x050] = CISTPL_ENDMARK,
-
-    [0x052] = CISTPL_FUNCID,	/* Function ID */
-    [0x054] = 0x02,		/* Tuple length = 2 bytes */
-    [0x056] = 0x04,		/* TPLFID_FUNCTION = Fixed Disk */
-    [0x058] = 0x01,		/* TPLFID_SYSINIT: POST = 1, ROM = 0 */
-
-    [0x05a] = CISTPL_FUNCE,	/* Function Extension */
-    [0x05c] = 0x02,		/* Tuple length = 2 bytes */
-    [0x05e] = 0x01,		/* TPLFE_TYPE = Disk Device Interface */
-    [0x060] = 0x01,		/* TPLFE_DATA = PC Card ATA Interface */
-
-    [0x062] = CISTPL_FUNCE,	/* Function Extension */
-    [0x064] = 0x03,		/* Tuple length = 3 bytes */
-    [0x066] = 0x02,		/* TPLFE_TYPE = Basic PC Card ATA Interface */
-    [0x068] = 0x08,		/* TPLFE_DATA: Rotating, Unique, Single */
-    [0x06a] = 0x0f,		/* TPLFE_DATA: Sleep, Standby, Idle, Auto */
-
-    [0x06c] = CISTPL_CONFIG,	/* Configuration */
-    [0x06e] = 0x05,		/* Tuple length = 5 bytes */
-    [0x070] = 0x01,		/* TPCC_RASZ = 2 bytes, TPCC_RMSZ = 1 byte */
-    [0x072] = 0x07,		/* TPCC_LAST = 7 */
-    [0x074] = 0x00,		/* TPCC_RADR = 0200 */
-    [0x076] = 0x02,
-    [0x078] = 0x0f,		/* TPCC_RMSK = 200, 202, 204, 206 */
-
-    [0x07a] = CISTPL_CFTABLE_ENTRY,	/* 16-bit PC Card Configuration */
-    [0x07c] = 0x0b,		/* Tuple length = 11 bytes */
-    [0x07e] = 0xc0,		/* TPCE_INDX = Memory Mode, Default, Iface */
-    [0x080] = 0xc0,		/* TPCE_IF = Memory, no BVDs, no WP, READY */
-    [0x082] = 0xa1,		/* TPCE_FS = Vcc only, no I/O, Memory, Misc */
-    [0x084] = 0x27,		/* NomV = 1, MinV = 1, MaxV = 1, Peakl = 1 */
-    [0x086] = 0x55,		/* NomV: 5.0 V */
-    [0x088] = 0x4d,		/* MinV: 4.5 V */
-    [0x08a] = 0x5d,		/* MaxV: 5.5 V */
-    [0x08c] = 0x4e,		/* Peakl: 450 mA */
-    [0x08e] = 0x08,		/* TPCE_MS = 1 window, 1 byte, Host address */
-    [0x090] = 0x00,		/* Window descriptor: Window length = 0 */
-    [0x092] = 0x20,		/* TPCE_MI: support power down mode, RW */
-
-    [0x094] = CISTPL_CFTABLE_ENTRY,	/* 16-bit PC Card Configuration */
-    [0x096] = 0x06,		/* Tuple length = 6 bytes */
-    [0x098] = 0x00,		/* TPCE_INDX = Memory Mode, no Default */
-    [0x09a] = 0x01,		/* TPCE_FS = Vcc only, no I/O, no Memory */
-    [0x09c] = 0x21,		/* NomV = 1, MinV = 0, MaxV = 0, Peakl = 1 */
-    [0x09e] = 0xb5,		/* NomV: 3.3 V */
-    [0x0a0] = 0x1e,
-    [0x0a2] = 0x3e,		/* Peakl: 350 mA */
-
-    [0x0a4] = CISTPL_CFTABLE_ENTRY,	/* 16-bit PC Card Configuration */
-    [0x0a6] = 0x0d,		/* Tuple length = 13 bytes */
-    [0x0a8] = 0xc1,		/* TPCE_INDX = I/O and Memory Mode, Default */
-    [0x0aa] = 0x41,		/* TPCE_IF = I/O and Memory, no BVD, no WP */
-    [0x0ac] = 0x99,		/* TPCE_FS = Vcc only, I/O, Interrupt, Misc */
-    [0x0ae] = 0x27,		/* NomV = 1, MinV = 1, MaxV = 1, Peakl = 1 */
-    [0x0b0] = 0x55,		/* NomV: 5.0 V */
-    [0x0b2] = 0x4d,		/* MinV: 4.5 V */
-    [0x0b4] = 0x5d,		/* MaxV: 5.5 V */
-    [0x0b6] = 0x4e,		/* Peakl: 450 mA */
-    [0x0b8] = 0x64,		/* TPCE_IO = 16-byte boundary, 16/8 accesses */
-    [0x0ba] = 0xf0,		/* TPCE_IR =  MASK, Level, Pulse, Share */
-    [0x0bc] = 0xff,		/* IRQ0..IRQ7 supported */
-    [0x0be] = 0xff,		/* IRQ8..IRQ15 supported */
-    [0x0c0] = 0x20,		/* TPCE_MI = support power down mode */
-
-    [0x0c2] = CISTPL_CFTABLE_ENTRY,	/* 16-bit PC Card Configuration */
-    [0x0c4] = 0x06,		/* Tuple length = 6 bytes */
-    [0x0c6] = 0x01,		/* TPCE_INDX = I/O and Memory Mode */
-    [0x0c8] = 0x01,		/* TPCE_FS = Vcc only, no I/O, no Memory */
-    [0x0ca] = 0x21,		/* NomV = 1, MinV = 0, MaxV = 0, Peakl = 1 */
-    [0x0cc] = 0xb5,		/* NomV: 3.3 V */
-    [0x0ce] = 0x1e,
-    [0x0d0] = 0x3e,		/* Peakl: 350 mA */
-
-    [0x0d2] = CISTPL_CFTABLE_ENTRY,	/* 16-bit PC Card Configuration */
-    [0x0d4] = 0x12,		/* Tuple length = 18 bytes */
-    [0x0d6] = 0xc2,		/* TPCE_INDX = I/O Primary Mode */
-    [0x0d8] = 0x41,		/* TPCE_IF = I/O and Memory, no BVD, no WP */
-    [0x0da] = 0x99,		/* TPCE_FS = Vcc only, I/O, Interrupt, Misc */
-    [0x0dc] = 0x27,		/* NomV = 1, MinV = 1, MaxV = 1, Peakl = 1 */
-    [0x0de] = 0x55,		/* NomV: 5.0 V */
-    [0x0e0] = 0x4d,		/* MinV: 4.5 V */
-    [0x0e2] = 0x5d,		/* MaxV: 5.5 V */
-    [0x0e4] = 0x4e,		/* Peakl: 450 mA */
-    [0x0e6] = 0xea,		/* TPCE_IO = 1K boundary, 16/8 access, Range */
-    [0x0e8] = 0x61,		/* Range: 2 fields, 2 bytes addr, 1 byte len */
-    [0x0ea] = 0xf0,		/* Field 1 address = 0x01f0 */
-    [0x0ec] = 0x01,
-    [0x0ee] = 0x07,		/* Address block length = 8 */
-    [0x0f0] = 0xf6,		/* Field 2 address = 0x03f6 */
-    [0x0f2] = 0x03,
-    [0x0f4] = 0x01,		/* Address block length = 2 */
-    [0x0f6] = 0xee,		/* TPCE_IR = IRQ E, Level, Pulse, Share */
-    [0x0f8] = 0x20,		/* TPCE_MI = support power down mode */
-
-    [0x0fa] = CISTPL_CFTABLE_ENTRY,	/* 16-bit PC Card Configuration */
-    [0x0fc] = 0x06,		/* Tuple length = 6 bytes */
-    [0x0fe] = 0x02,		/* TPCE_INDX = I/O Primary Mode, no Default */
-    [0x100] = 0x01,		/* TPCE_FS = Vcc only, no I/O, no Memory */
-    [0x102] = 0x21,		/* NomV = 1, MinV = 0, MaxV = 0, Peakl = 1 */
-    [0x104] = 0xb5,		/* NomV: 3.3 V */
-    [0x106] = 0x1e,
-    [0x108] = 0x3e,		/* Peakl: 350 mA */
-
-    [0x10a] = CISTPL_CFTABLE_ENTRY,	/* 16-bit PC Card Configuration */
-    [0x10c] = 0x12,		/* Tuple length = 18 bytes */
-    [0x10e] = 0xc3,		/* TPCE_INDX = I/O Secondary Mode, Default */
-    [0x110] = 0x41,		/* TPCE_IF = I/O and Memory, no BVD, no WP */
-    [0x112] = 0x99,		/* TPCE_FS = Vcc only, I/O, Interrupt, Misc */
-    [0x114] = 0x27,		/* NomV = 1, MinV = 1, MaxV = 1, Peakl = 1 */
-    [0x116] = 0x55,		/* NomV: 5.0 V */
-    [0x118] = 0x4d,		/* MinV: 4.5 V */
-    [0x11a] = 0x5d,		/* MaxV: 5.5 V */
-    [0x11c] = 0x4e,		/* Peakl: 450 mA */
-    [0x11e] = 0xea,		/* TPCE_IO = 1K boundary, 16/8 access, Range */
-    [0x120] = 0x61,		/* Range: 2 fields, 2 byte addr, 1 byte len */
-    [0x122] = 0x70,		/* Field 1 address = 0x0170 */
-    [0x124] = 0x01,
-    [0x126] = 0x07,		/* Address block length = 8 */
-    [0x128] = 0x76,		/* Field 2 address = 0x0376 */
-    [0x12a] = 0x03,
-    [0x12c] = 0x01,		/* Address block length = 2 */
-    [0x12e] = 0xee,		/* TPCE_IR = IRQ E, Level, Pulse, Share */
-    [0x130] = 0x20,		/* TPCE_MI = support power down mode */
-
-    [0x132] = CISTPL_CFTABLE_ENTRY,	/* 16-bit PC Card Configuration */
-    [0x134] = 0x06,		/* Tuple length = 6 bytes */
-    [0x136] = 0x03,		/* TPCE_INDX = I/O Secondary Mode */
-    [0x138] = 0x01,		/* TPCE_FS = Vcc only, no I/O, no Memory */
-    [0x13a] = 0x21,		/* NomV = 1, MinV = 0, MaxV = 0, Peakl = 1 */
-    [0x13c] = 0xb5,		/* NomV: 3.3 V */
-    [0x13e] = 0x1e,
-    [0x140] = 0x3e,		/* Peakl: 350 mA */
-
-    [0x142] = CISTPL_NO_LINK,	/* No Link */
-    [0x144] = 0x00,		/* Tuple length = 0 bytes */
-
-    [0x146] = CISTPL_END,	/* Tuple End */
-};
-
-static int dscm1xxxx_attach(void *opaque)
-{
-    MicroDriveState *md = (MicroDriveState *) opaque;
-    md->card.attr_read = md_attr_read;
-    md->card.attr_write = md_attr_write;
-    md->card.common_read = md_common_read;
-    md->card.common_write = md_common_write;
-    md->card.io_read = md_common_read;
-    md->card.io_write = md_common_write;
-
-    md->attr_base = md->card.cis[0x74] | (md->card.cis[0x76] << 8);
-    md->io_base = 0x0;
-
-    md_reset(md);
-    md_interrupt_update(md);
-
-    md->card.slot->card_string = "DSCM-1xxxx Hitachi Microdrive";
-    return 0;
-}
-
-static int dscm1xxxx_detach(void *opaque)
-{
-    MicroDriveState *md = (MicroDriveState *) opaque;
-    md_reset(md);
-    return 0;
-}
-
-PCMCIACardState *dscm1xxxx_init(BlockDriverState *bdrv)
-{
-    MicroDriveState *md = (MicroDriveState *) qemu_mallocz(sizeof(MicroDriveState));
-    md->card.state = md;
-    md->card.attach = dscm1xxxx_attach;
-    md->card.detach = dscm1xxxx_detach;
-    md->card.cis = dscm1xxxx_cis;
-    md->card.cis_len = sizeof(dscm1xxxx_cis);
-
-    ide_init2(&md->bus, bdrv, NULL, qemu_allocate_irqs(md_set_irq, md, 1)[0]);
-    md->bus.ifs[0].is_cf = 1;
-    md->bus.ifs[0].mdata_size = METADATA_SIZE;
-    md->bus.ifs[0].mdata_storage = (uint8_t *) qemu_mallocz(METADATA_SIZE);
-
-    register_savevm("microdrive", -1, 3, md_save, md_load, md);
-
-    return &md->card;
-}
-- 
1.6.2.5

^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [Qemu-devel] [PATCH 08/11] ide: add save/restore support for isa
  2009-08-26 11:53 [Qemu-devel] [PATCH 00/11] ide: split + cleanup patches Gerd Hoffmann
                   ` (6 preceding siblings ...)
  2009-08-26 11:53 ` [Qemu-devel] [PATCH 07/11] ide: split away ide-microdrive.c Gerd Hoffmann
@ 2009-08-26 11:53 ` Gerd Hoffmann
  2009-08-26 11:53 ` [Qemu-devel] [PATCH 09/11] ide: add save/restore support for mmio Gerd Hoffmann
                   ` (3 subsequent siblings)
  11 siblings, 0 replies; 14+ messages in thread
From: Gerd Hoffmann @ 2009-08-26 11:53 UTC (permalink / raw)
  To: qemu-devel; +Cc: Gerd Hoffmann


Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 hw/ide-isa.c |   33 +++++++++++++++++++++++++++++----
 1 files changed, 29 insertions(+), 4 deletions(-)

diff --git a/hw/ide-isa.c b/hw/ide-isa.c
index 705c24d..279474b 100644
--- a/hw/ide-isa.c
+++ b/hw/ide-isa.c
@@ -33,13 +33,38 @@
 /***********************************************************/
 /* ISA IDE definitions */
 
+typedef struct ISAIDEState {
+    IDEBus *bus;
+} ISAIDEState;
+
+static void isa_ide_save(QEMUFile* f, void *opaque)
+{
+    ISAIDEState *s = opaque;
+
+    idebus_save(f, s->bus);
+    ide_save(f, &s->bus->ifs[0]);
+    ide_save(f, &s->bus->ifs[1]);
+}
+
+static int isa_ide_load(QEMUFile* f, void *opaque, int version_id)
+{
+    ISAIDEState *s = opaque;
+
+    idebus_load(f, s->bus, version_id);
+    ide_load(f, &s->bus->ifs[0], version_id);
+    ide_load(f, &s->bus->ifs[1], version_id);
+    return 0;
+}
+
 void isa_ide_init(int iobase, int iobase2, qemu_irq irq,
                   BlockDriverState *hd0, BlockDriverState *hd1)
 {
-    IDEBus *bus;
+    ISAIDEState *s;
 
-    bus = qemu_mallocz(sizeof(*bus));
+    s = qemu_mallocz(sizeof(*s));
+    s->bus = qemu_mallocz(sizeof(IDEBus));
 
-    ide_init2(bus, hd0, hd1, irq);
-    ide_init_ioport(bus, iobase, iobase2);
+    ide_init2(s->bus, hd0, hd1, irq);
+    ide_init_ioport(s->bus, iobase, iobase2);
+    register_savevm("isa-ide", 0, 3, isa_ide_save, isa_ide_load, s);
 }
-- 
1.6.2.5

^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [Qemu-devel] [PATCH 09/11] ide: add save/restore support for mmio
  2009-08-26 11:53 [Qemu-devel] [PATCH 00/11] ide: split + cleanup patches Gerd Hoffmann
                   ` (7 preceding siblings ...)
  2009-08-26 11:53 ` [Qemu-devel] [PATCH 08/11] ide: add save/restore support for isa Gerd Hoffmann
@ 2009-08-26 11:53 ` Gerd Hoffmann
  2009-08-26 11:53 ` [Qemu-devel] [PATCH 10/11] ide: move code to hw/ide/ Gerd Hoffmann
                   ` (2 subsequent siblings)
  11 siblings, 0 replies; 14+ messages in thread
From: Gerd Hoffmann @ 2009-08-26 11:53 UTC (permalink / raw)
  To: qemu-devel; +Cc: Gerd Hoffmann


Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 hw/ide-mmio.c |   20 ++++++++++++++++++++
 1 files changed, 20 insertions(+), 0 deletions(-)

diff --git a/hw/ide-mmio.c b/hw/ide-mmio.c
index 07b1ccf..ba43630 100644
--- a/hw/ide-mmio.c
+++ b/hw/ide-mmio.c
@@ -102,6 +102,25 @@ static CPUWriteMemoryFunc * const mmio_ide_cmd[] = {
     mmio_ide_cmd_write,
 };
 
+static void mmio_ide_save(QEMUFile* f, void *opaque)
+{
+    MMIOState *s = opaque;
+
+    idebus_save(f, s->bus);
+    ide_save(f, &s->bus->ifs[0]);
+    ide_save(f, &s->bus->ifs[1]);
+}
+
+static int mmio_ide_load(QEMUFile* f, void *opaque, int version_id)
+{
+    MMIOState *s = opaque;
+
+    idebus_load(f, s->bus, version_id);
+    ide_load(f, &s->bus->ifs[0], version_id);
+    ide_load(f, &s->bus->ifs[1], version_id);
+    return 0;
+}
+
 void mmio_ide_init (target_phys_addr_t membase, target_phys_addr_t membase2,
                     qemu_irq irq, int shift,
                     BlockDriverState *hd0, BlockDriverState *hd1)
@@ -119,5 +138,6 @@ void mmio_ide_init (target_phys_addr_t membase, target_phys_addr_t membase2,
     mem2 = cpu_register_io_memory(mmio_ide_status, mmio_ide_cmd, s);
     cpu_register_physical_memory(membase, 16 << shift, mem1);
     cpu_register_physical_memory(membase2, 2 << shift, mem2);
+    register_savevm("mmio-ide", 0, 3, mmio_ide_save, mmio_ide_load, s);
 }
 
-- 
1.6.2.5

^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [Qemu-devel] [PATCH 10/11] ide: move code to hw/ide/
  2009-08-26 11:53 [Qemu-devel] [PATCH 00/11] ide: split + cleanup patches Gerd Hoffmann
                   ` (8 preceding siblings ...)
  2009-08-26 11:53 ` [Qemu-devel] [PATCH 09/11] ide: add save/restore support for mmio Gerd Hoffmann
@ 2009-08-26 11:53 ` Gerd Hoffmann
  2009-08-26 11:53 ` [Qemu-devel] [PATCH 11/11] ide: pass down DriveInfo instead of BlockDriverState Gerd Hoffmann
  2009-08-28  0:48 ` [Qemu-devel] [PATCH 00/11] ide: split + cleanup patches Anthony Liguori
  11 siblings, 0 replies; 14+ messages in thread
From: Gerd Hoffmann @ 2009-08-26 11:53 UTC (permalink / raw)
  To: qemu-devel; +Cc: Gerd Hoffmann


Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 Makefile.target                           |   12 ++++++------
 configure                                 |    1 +
 hw/{ide.c => ide/core.c}                  |   12 ++++++------
 hw/{ide-internal.h => ide/internal.h}     |    4 ++--
 hw/{ide-isa.c => ide/isa.c}               |    7 ++++---
 hw/{ide-macio.c => ide/macio.c}           |    9 +++++----
 hw/{ide-microdrive.c => ide/microdrive.c} |    9 +++++----
 hw/{ide-mmio.c => ide/mmio.c}             |    5 +++--
 hw/{ide-pci.c => ide/pci.c}               |    9 +++++----
 9 files changed, 37 insertions(+), 31 deletions(-)
 rename hw/{ide.c => ide/core.c} (99%)
 rename hw/{ide-internal.h => ide/internal.h} (99%)
 rename hw/{ide-isa.c => ide/isa.c} (97%)
 rename hw/{ide-macio.c => ide/macio.c} (98%)
 rename hw/{ide-microdrive.c => ide/microdrive.c} (99%)
 rename hw/{ide-mmio.c => ide/mmio.c} (98%)
 rename hw/{ide-pci.c => ide/pci.c} (99%)

diff --git a/Makefile.target b/Makefile.target
index bfaa256..1a21cb6 100644
--- a/Makefile.target
+++ b/Makefile.target
@@ -187,14 +187,14 @@ obj-y += e1000.o
 obj-y += wdt_ib700.o wdt_i6300esb.o
 
 # Hardware support
-obj-i386-y = ide.o ide-isa.o ide-pci.o pckbd.o vga.o $(sound-obj-y) dma.o isa-bus.o
+obj-i386-y = ide/core.o ide/isa.o ide/pci.o pckbd.o vga.o $(sound-obj-y) dma.o isa-bus.o
 obj-i386-y += fdc.o mc146818rtc.o serial.o i8259.o i8254.o pcspk.o pc.o
 obj-i386-y += cirrus_vga.o apic.o ioapic.o parallel.o acpi.o piix_pci.o
 obj-i386-y += usb-uhci.o vmmouse.o vmport.o vmware_vga.o hpet.o
 obj-i386-y += device-hotplug.o pci-hotplug.o smbios.o
 
 # shared objects
-obj-ppc-y = ppc.o ide.o ide-isa.o ide-pci.o ide-macio.o
+obj-ppc-y = ppc.o ide/core.o ide/isa.o ide/pci.o ide/macio.o
 obj-ppc-y += vga.o $(sound-obj-y) dma.o isa-bus.o openpic.o
 # PREP target
 obj-ppc-y += pckbd.o serial.o i8259.o i8254.o fdc.o mc146818rtc.o
@@ -216,7 +216,7 @@ obj-ppc-$(CONFIG_FDT) += device_tree.o
 obj-mips-y = mips_r4k.o mips_jazz.o mips_malta.o mips_mipssim.o
 obj-mips-y += mips_timer.o mips_int.o dma.o vga.o serial.o i8254.o i8259.o rc4030.o
 obj-mips-y += g364fb.o jazz_led.o dp8393x.o
-obj-mips-y += ide.o ide-isa.o ide-pci.o
+obj-mips-y += ide/core.o ide/isa.o ide/pci.o
 obj-mips-y += gt64xxx.o pckbd.o fdc.o mc146818rtc.o usb-uhci.o acpi.o ds1225y.o
 obj-mips-y += piix_pci.o parallel.o cirrus_vga.o isa-bus.o pcspk.o $(sound-obj-y)
 obj-mips-y += mipsnet.o
@@ -248,7 +248,7 @@ obj-cris-y += etraxfs_ser.o
 obj-cris-y += pflash_cfi02.o
 
 ifeq ($(TARGET_ARCH), sparc64)
-obj-sparc-y = sun4u.o ide.o ide-pci.o isa-bus.o pckbd.o vga.o apb_pci.o
+obj-sparc-y = sun4u.o ide/core.o ide/pci.o isa-bus.o pckbd.o vga.o apb_pci.o
 obj-sparc-y += fdc.o mc146818rtc.o serial.o
 obj-sparc-y += cirrus_vga.o parallel.o
 else
@@ -267,7 +267,7 @@ obj-arm-y += arm-semi.o
 obj-arm-y += pxa2xx.o pxa2xx_pic.o pxa2xx_gpio.o pxa2xx_timer.o pxa2xx_dma.o
 obj-arm-y += pxa2xx_lcd.o pxa2xx_mmci.o pxa2xx_pcmcia.o pxa2xx_keypad.o
 obj-arm-y += pflash_cfi01.o gumstix.o
-obj-arm-y += zaurus.o ide.o ide-microdrive.o serial.o spitz.o tosa.o tc6393xb.o
+obj-arm-y += zaurus.o ide/core.o ide/microdrive.o serial.o spitz.o tosa.o tc6393xb.o
 obj-arm-y += omap1.o omap_lcdc.o omap_dma.o omap_clk.o omap_mmc.o omap_i2c.o
 obj-arm-y += omap2.o omap_dss.o soc_dma.o
 obj-arm-y += omap_sx1.o palm.o tsc210x.o
@@ -281,7 +281,7 @@ obj-arm-y += syborg_virtio.o
 
 obj-sh4-y = shix.o r2d.o sh7750.o sh7750_regnames.o tc58128.o
 obj-sh4-y += sh_timer.o sh_serial.o sh_intc.o sh_pci.o sm501.o serial.o
-obj-sh4-y += ide.o ide-mmio.o
+obj-sh4-y += ide/core.o ide/mmio.o
 
 obj-m68k-y = an5206.o mcf5206.o mcf_uart.o mcf_intc.o mcf5208.o mcf_fec.o
 obj-m68k-y += m68k-semi.o dummy_m68k.o
diff --git a/configure b/configure
index 5c1065f..8d97c7a 100755
--- a/configure
+++ b/configure
@@ -1834,6 +1834,7 @@ test -f $config_h && mv $config_h ${config_h}~
 mkdir -p $target_dir
 mkdir -p $target_dir/fpu
 mkdir -p $target_dir/tcg
+mkdir -p $target_dir/ide
 if test "$target" = "arm-linux-user" -o "$target" = "armeb-linux-user" -o "$target" = "arm-bsd-user" -o "$target" = "armeb-bsd-user" ; then
   mkdir -p $target_dir/nwfpe
 fi
diff --git a/hw/ide.c b/hw/ide/core.c
similarity index 99%
rename from hw/ide.c
rename to hw/ide/core.c
index d8e9613..79a3a9c 100644
--- a/hw/ide.c
+++ b/hw/ide/core.c
@@ -22,18 +22,18 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  * THE SOFTWARE.
  */
-#include "hw.h"
-#include "pc.h"
-#include "pci.h"
-#include "scsi-disk.h"
+#include <hw/hw.h>
+#include <hw/pc.h>
+#include <hw/pci.h>
+#include <hw/scsi-disk.h>
+#include <hw/sh.h>
 #include "block.h"
 #include "block_int.h"
 #include "qemu-timer.h"
 #include "sysemu.h"
-#include "sh.h"
 #include "dma.h"
 
-#include "ide-internal.h"
+#include <hw/ide/internal.h>
 
 static int smart_attributes[][5] = {
     /* id,  flags, val, wrst, thrsh */
diff --git a/hw/ide-internal.h b/hw/ide/internal.h
similarity index 99%
rename from hw/ide-internal.h
rename to hw/ide/internal.h
index bb65861..3ec8129 100644
--- a/hw/ide-internal.h
+++ b/hw/ide/internal.h
@@ -3,10 +3,10 @@
 
 /*
  * QEMU IDE Emulation -- internal header file
- * only hw/ide*.c is supposed to include this file.
+ * only files in hw/ide/ are supposed to include this file.
  * non-internal declarations are in hw/ide.h
  */
-#include "ide.h"
+#include <hw/ide.h>
 
 /* debug IDE devices */
 //#define DEBUG_IDE
diff --git a/hw/ide-isa.c b/hw/ide/isa.c
similarity index 97%
rename from hw/ide-isa.c
rename to hw/ide/isa.c
index 279474b..aa026c7 100644
--- a/hw/ide-isa.c
+++ b/hw/ide/isa.c
@@ -22,13 +22,14 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  * THE SOFTWARE.
  */
-#include "hw.h"
-#include "pc.h"
+#include <hw/hw.h>
+#include <hw/pc.h>
 #include "block.h"
 #include "block_int.h"
 #include "sysemu.h"
 #include "dma.h"
-#include "ide-internal.h"
+
+#include <hw/ide/internal.h>
 
 /***********************************************************/
 /* ISA IDE definitions */
diff --git a/hw/ide-macio.c b/hw/ide/macio.c
similarity index 98%
rename from hw/ide-macio.c
rename to hw/ide/macio.c
index cf66b3a..820cc77 100644
--- a/hw/ide-macio.c
+++ b/hw/ide/macio.c
@@ -22,14 +22,15 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  * THE SOFTWARE.
  */
-#include "hw.h"
+#include <hw/hw.h>
+#include <hw/ppc_mac.h>
+#include <hw/mac_dbdma.h>
 #include "block.h"
 #include "block_int.h"
 #include "sysemu.h"
 #include "dma.h"
-#include "ppc_mac.h"
-#include "mac_dbdma.h"
-#include "ide-internal.h"
+
+#include <hw/ide/internal.h>
 
 /***********************************************************/
 /* MacIO based PowerPC IDE */
diff --git a/hw/ide-microdrive.c b/hw/ide/microdrive.c
similarity index 99%
rename from hw/ide-microdrive.c
rename to hw/ide/microdrive.c
index f055425..a735452 100644
--- a/hw/ide-microdrive.c
+++ b/hw/ide/microdrive.c
@@ -22,14 +22,15 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  * THE SOFTWARE.
  */
-#include "hw.h"
-#include "pc.h"
+#include <hw/hw.h>
+#include <hw/pc.h>
+#include <hw/pcmcia.h>
 #include "block.h"
 #include "block_int.h"
 #include "sysemu.h"
 #include "dma.h"
-#include "ide-internal.h"
-#include "pcmcia.h"
+
+#include <hw/ide/internal.h>
 
 /***********************************************************/
 /* CF-ATA Microdrive */
diff --git a/hw/ide-mmio.c b/hw/ide/mmio.c
similarity index 98%
rename from hw/ide-mmio.c
rename to hw/ide/mmio.c
index ba43630..99ddf9d 100644
--- a/hw/ide-mmio.c
+++ b/hw/ide/mmio.c
@@ -22,12 +22,13 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  * THE SOFTWARE.
  */
-#include "hw.h"
+#include <hw/hw.h>
 #include "block.h"
 #include "block_int.h"
 #include "sysemu.h"
 #include "dma.h"
-#include "ide-internal.h"
+
+#include <hw/ide/internal.h>
 
 /***********************************************************/
 /* MMIO based ide port
diff --git a/hw/ide-pci.c b/hw/ide/pci.c
similarity index 99%
rename from hw/ide-pci.c
rename to hw/ide/pci.c
index 04c234f..433faaf 100644
--- a/hw/ide-pci.c
+++ b/hw/ide/pci.c
@@ -22,14 +22,15 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  * THE SOFTWARE.
  */
-#include "hw.h"
-#include "pc.h"
+#include <hw/hw.h>
+#include <hw/pc.h>
+#include <hw/pci.h>
 #include "block.h"
 #include "block_int.h"
 #include "sysemu.h"
 #include "dma.h"
-#include "pci.h"
-#include "ide-internal.h"
+
+#include <hw/ide/internal.h>
 
 /***********************************************************/
 /* PCI IDE definitions */
-- 
1.6.2.5

^ permalink raw reply related	[flat|nested] 14+ messages in thread

* [Qemu-devel] [PATCH 11/11] ide: pass down DriveInfo instead of BlockDriverState
  2009-08-26 11:53 [Qemu-devel] [PATCH 00/11] ide: split + cleanup patches Gerd Hoffmann
                   ` (9 preceding siblings ...)
  2009-08-26 11:53 ` [Qemu-devel] [PATCH 10/11] ide: move code to hw/ide/ Gerd Hoffmann
@ 2009-08-26 11:53 ` Gerd Hoffmann
  2009-08-28  0:48 ` [Qemu-devel] [PATCH 00/11] ide: split + cleanup patches Anthony Liguori
  11 siblings, 0 replies; 14+ messages in thread
From: Gerd Hoffmann @ 2009-08-26 11:53 UTC (permalink / raw)
  To: qemu-devel; +Cc: Gerd Hoffmann


Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 hw/ide.h            |   12 ++++++------
 hw/ide/core.c       |    7 +++++--
 hw/ide/internal.h   |    2 +-
 hw/ide/isa.c        |    2 +-
 hw/ide/macio.c      |    2 +-
 hw/ide/microdrive.c |    2 +-
 hw/ide/mmio.c       |    2 +-
 hw/ide/pci.c        |   11 +++--------
 hw/mips_malta.c     |    5 ++---
 hw/mips_r4k.c       |    5 ++---
 hw/pc.c             |   15 +++++++--------
 hw/pcmcia.h         |    3 ++-
 hw/ppc_newworld.c   |    6 ++----
 hw/ppc_oldworld.c   |   15 +++++----------
 hw/ppc_prep.c       |    5 ++---
 hw/r2d.c            |    2 +-
 hw/spitz.c          |    2 +-
 hw/sun4u.c          |    5 ++---
 hw/tosa.c           |    2 +-
 19 files changed, 46 insertions(+), 59 deletions(-)

diff --git a/hw/ide.h b/hw/ide.h
index 56cf4ec..08bebb4 100644
--- a/hw/ide.h
+++ b/hw/ide.h
@@ -5,23 +5,23 @@
 
 /* ide-isa.c */
 void isa_ide_init(int iobase, int iobase2, qemu_irq irq,
-                  BlockDriverState *hd0, BlockDriverState *hd1);
+                  DriveInfo *hd0, DriveInfo *hd1);
 
 /* ide-pci.c */
-void pci_cmd646_ide_init(PCIBus *bus, BlockDriverState **hd_table,
+void pci_cmd646_ide_init(PCIBus *bus, DriveInfo **hd_table,
                          int secondary_ide_enabled);
-void pci_piix3_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn,
+void pci_piix3_ide_init(PCIBus *bus, DriveInfo **hd_table, int devfn,
                         qemu_irq *pic);
-void pci_piix4_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn,
+void pci_piix4_ide_init(PCIBus *bus, DriveInfo **hd_table, int devfn,
                         qemu_irq *pic);
 
 /* ide-macio.c */
-int pmac_ide_init (BlockDriverState **hd_table, qemu_irq irq,
+int pmac_ide_init (DriveInfo **hd_table, qemu_irq irq,
 		   void *dbdma, int channel, qemu_irq dma_irq);
 
 /* ide-mmio.c */
 void mmio_ide_init (target_phys_addr_t membase, target_phys_addr_t membase2,
                     qemu_irq irq, int shift,
-                    BlockDriverState *hd0, BlockDriverState *hd1);
+                    DriveInfo *hd0, DriveInfo *hd1);
 
 #endif /* HW_IDE_H */
diff --git a/hw/ide/core.c b/hw/ide/core.c
index 79a3a9c..572a19d 100644
--- a/hw/ide/core.c
+++ b/hw/ide/core.c
@@ -2506,7 +2506,7 @@ void ide_reset(IDEState *s)
     s->media_changed = 0;
 }
 
-void ide_init2(IDEBus *bus, BlockDriverState *hd0, BlockDriverState *hd1,
+void ide_init2(IDEBus *bus, DriveInfo *hd0, DriveInfo *hd1,
                qemu_irq irq)
 {
     IDEState *s;
@@ -2518,7 +2518,10 @@ void ide_init2(IDEBus *bus, BlockDriverState *hd0, BlockDriverState *hd1,
         s = bus->ifs + i;
         s->bus = bus;
         s->unit = i;
-        s->bs = (i == 0) ? hd0 : hd1;
+        if (i == 0 && hd0)
+            s->bs = hd0->bdrv;
+        if (i == 1 && hd1)
+            s->bs = hd1->bdrv;
         s->io_buffer = qemu_blockalign(s->bs, IDE_DMA_BUF_SECTORS*512 + 4);
         if (s->bs) {
             bdrv_get_geometry(s->bs, &nb_sectors);
diff --git a/hw/ide/internal.h b/hw/ide/internal.h
index 3ec8129..47d033c 100644
--- a/hw/ide/internal.h
+++ b/hw/ide/internal.h
@@ -522,7 +522,7 @@ uint32_t ide_data_readw(void *opaque, uint32_t addr);
 void ide_data_writel(void *opaque, uint32_t addr, uint32_t val);
 uint32_t ide_data_readl(void *opaque, uint32_t addr);
 
-void ide_init2(IDEBus *bus, BlockDriverState *hd0, BlockDriverState *hd1,
+void ide_init2(IDEBus *bus, DriveInfo *hd0, DriveInfo *hd1,
                qemu_irq irq);
 void ide_init_ioport(IDEBus *bus, int iobase, int iobase2);
 
diff --git a/hw/ide/isa.c b/hw/ide/isa.c
index aa026c7..ec2d6fb 100644
--- a/hw/ide/isa.c
+++ b/hw/ide/isa.c
@@ -58,7 +58,7 @@ static int isa_ide_load(QEMUFile* f, void *opaque, int version_id)
 }
 
 void isa_ide_init(int iobase, int iobase2, qemu_irq irq,
-                  BlockDriverState *hd0, BlockDriverState *hd1)
+                  DriveInfo *hd0, DriveInfo *hd1)
 {
     ISAIDEState *s;
 
diff --git a/hw/ide/macio.c b/hw/ide/macio.c
index 820cc77..da2baa0 100644
--- a/hw/ide/macio.c
+++ b/hw/ide/macio.c
@@ -334,7 +334,7 @@ static void pmac_ide_reset(void *opaque)
 /* hd_table must contain 4 block drivers */
 /* PowerMac uses memory mapped registers, not I/O. Return the memory
    I/O index to access the ide. */
-int pmac_ide_init (BlockDriverState **hd_table, qemu_irq irq,
+int pmac_ide_init (DriveInfo **hd_table, qemu_irq irq,
 		   void *dbdma, int channel, qemu_irq dma_irq)
 {
     MACIOIDEState *d;
diff --git a/hw/ide/microdrive.c b/hw/ide/microdrive.c
index a735452..887cde3 100644
--- a/hw/ide/microdrive.c
+++ b/hw/ide/microdrive.c
@@ -555,7 +555,7 @@ static int dscm1xxxx_detach(void *opaque)
     return 0;
 }
 
-PCMCIACardState *dscm1xxxx_init(BlockDriverState *bdrv)
+PCMCIACardState *dscm1xxxx_init(DriveInfo *bdrv)
 {
     MicroDriveState *md = (MicroDriveState *) qemu_mallocz(sizeof(MicroDriveState));
     md->card.state = md;
diff --git a/hw/ide/mmio.c b/hw/ide/mmio.c
index 99ddf9d..acaa900 100644
--- a/hw/ide/mmio.c
+++ b/hw/ide/mmio.c
@@ -124,7 +124,7 @@ static int mmio_ide_load(QEMUFile* f, void *opaque, int version_id)
 
 void mmio_ide_init (target_phys_addr_t membase, target_phys_addr_t membase2,
                     qemu_irq irq, int shift,
-                    BlockDriverState *hd0, BlockDriverState *hd1)
+                    DriveInfo *hd0, DriveInfo *hd1)
 {
     MMIOState *s = qemu_mallocz(sizeof(MMIOState));
     IDEBus *bus = qemu_mallocz(sizeof(*bus));
diff --git a/hw/ide/pci.c b/hw/ide/pci.c
index 433faaf..689f79d 100644
--- a/hw/ide/pci.c
+++ b/hw/ide/pci.c
@@ -375,7 +375,7 @@ static void cmd646_reset(void *opaque)
 }
 
 /* CMD646 PCI IDE controller */
-void pci_cmd646_ide_init(PCIBus *bus, BlockDriverState **hd_table,
+void pci_cmd646_ide_init(PCIBus *bus, DriveInfo **hd_table,
                          int secondary_ide_enabled)
 {
     PCIIDEState *d;
@@ -443,12 +443,11 @@ static void piix3_reset(void *opaque)
 
 /* hd_table must contain 4 block drivers */
 /* NOTE: for the PIIX3, the IRQs and IOports are hardcoded */
-void pci_piix3_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn,
+void pci_piix3_ide_init(PCIBus *bus, DriveInfo **hd_table, int devfn,
                         qemu_irq *pic)
 {
     PCIIDEState *d;
     uint8_t *pci_conf;
-    int i;
 
     /* register a function 1 of PIIX3 */
     d = (PCIIDEState *)pci_register_device(bus, "PIIX3 IDE",
@@ -475,16 +474,12 @@ void pci_piix3_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn,
     ide_init_ioport(&d->bus[0], 0x1f0, 0x3f6);
     ide_init_ioport(&d->bus[1], 0x170, 0x376);
 
-    for (i = 0; i < 4; i++)
-        if (hd_table[i])
-            hd_table[i]->private = &d->dev;
-
     register_savevm("ide", 0, 3, pci_ide_save, pci_ide_load, d);
 }
 
 /* hd_table must contain 4 block drivers */
 /* NOTE: for the PIIX4, the IRQs and IOports are hardcoded */
-void pci_piix4_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn,
+void pci_piix4_ide_init(PCIBus *bus, DriveInfo **hd_table, int devfn,
                         qemu_irq *pic)
 {
     PCIIDEState *d;
diff --git a/hw/mips_malta.c b/hw/mips_malta.c
index f7a4cc8..45bb06c 100644
--- a/hw/mips_malta.c
+++ b/hw/mips_malta.c
@@ -775,7 +775,7 @@ void mips_malta_init (ram_addr_t ram_size,
     i2c_bus *smbus;
     int i;
     DriveInfo *dinfo;
-    BlockDriverState *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
+    DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
     BlockDriverState *fd[MAX_FD];
     int fl_idx = 0;
     int fl_sectors = 0;
@@ -899,8 +899,7 @@ void mips_malta_init (ram_addr_t ram_size,
     }
 
     for(i = 0; i < MAX_IDE_BUS * MAX_IDE_DEVS; i++) {
-        dinfo = drive_get(IF_IDE, i / MAX_IDE_DEVS, i % MAX_IDE_DEVS);
-        hd[i] = dinfo ? dinfo->bdrv : NULL;
+        hd[i] = drive_get(IF_IDE, i / MAX_IDE_DEVS, i % MAX_IDE_DEVS);
     }
 
     piix4_devfn = piix4_init(pci_bus, 80);
diff --git a/hw/mips_r4k.c b/hw/mips_r4k.c
index 24c1884..da5ca31 100644
--- a/hw/mips_r4k.c
+++ b/hw/mips_r4k.c
@@ -156,7 +156,7 @@ void mips_r4k_init (ram_addr_t ram_size,
     RTCState *rtc_state;
     int i;
     qemu_irq *i8259;
-    BlockDriverState *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
+    DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
     DriveInfo *dinfo;
 
     /* init CPUs */
@@ -268,8 +268,7 @@ void mips_r4k_init (ram_addr_t ram_size,
     }
 
     for(i = 0; i < MAX_IDE_BUS * MAX_IDE_DEVS; i++) {
-        dinfo = drive_get(IF_IDE, i / MAX_IDE_DEVS, i % MAX_IDE_DEVS);
-        hd[i] = dinfo ? dinfo->bdrv : NULL;
+        hd[i] = drive_get(IF_IDE, i / MAX_IDE_DEVS, i % MAX_IDE_DEVS);
     }
 
     for(i = 0; i < MAX_IDE_BUS; i++)
diff --git a/hw/pc.c b/hw/pc.c
index 1bf78c6..29b2ad2 100644
--- a/hw/pc.c
+++ b/hw/pc.c
@@ -264,7 +264,7 @@ static int pc_boot_set(void *opaque, const char *boot_device)
 
 /* hd_table must contain 4 block drivers */
 static void cmos_init(ram_addr_t ram_size, ram_addr_t above_4g_mem_size,
-                      const char *boot_device, BlockDriverState **hd_table)
+                      const char *boot_device, DriveInfo **hd_table)
 {
     RTCState *s = rtc_state;
     int nbds, bds[3] = { 0, };
@@ -355,9 +355,9 @@ static void cmos_init(ram_addr_t ram_size, ram_addr_t above_4g_mem_size,
 
     rtc_set_memory(s, 0x12, (hd_table[0] ? 0xf0 : 0) | (hd_table[1] ? 0x0f : 0));
     if (hd_table[0])
-        cmos_init_hd(0x19, 0x1b, hd_table[0]);
+        cmos_init_hd(0x19, 0x1b, hd_table[0]->bdrv);
     if (hd_table[1])
-        cmos_init_hd(0x1a, 0x24, hd_table[1]);
+        cmos_init_hd(0x1a, 0x24, hd_table[1]->bdrv);
 
     val = 0;
     for (i = 0; i < 4; i++) {
@@ -367,9 +367,9 @@ static void cmos_init(ram_addr_t ram_size, ram_addr_t above_4g_mem_size,
                 geometry.  It is always such that: 1 <= sects <= 63, 1
                 <= heads <= 16, 1 <= cylinders <= 16383. The BIOS
                 geometry can be different if a translation is done. */
-            translation = bdrv_get_translation_hint(hd_table[i]);
+            translation = bdrv_get_translation_hint(hd_table[i]->bdrv);
             if (translation == BIOS_ATA_TRANSLATION_AUTO) {
-                bdrv_get_geometry_hint(hd_table[i], &cylinders, &heads, &sectors);
+                bdrv_get_geometry_hint(hd_table[i]->bdrv, &cylinders, &heads, &sectors);
                 if (cylinders <= 1024 && heads <= 16 && sectors <= 63) {
                     /* No translation. */
                     translation = 0;
@@ -1131,7 +1131,7 @@ static void pc_init1(ram_addr_t ram_size,
     qemu_irq *i8259;
     IsaIrqState *isa_irq_state;
     DriveInfo *dinfo;
-    BlockDriverState *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
+    DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
     BlockDriverState *fd[MAX_FD];
     int using_vga = cirrus_vga_enabled || std_vga_enabled || vmsvga_enabled;
     void *fw_cfg;
@@ -1359,8 +1359,7 @@ static void pc_init1(ram_addr_t ram_size,
     }
 
     for(i = 0; i < MAX_IDE_BUS * MAX_IDE_DEVS; i++) {
-        dinfo = drive_get(IF_IDE, i / MAX_IDE_DEVS, i % MAX_IDE_DEVS);
-        hd[i] = dinfo ? dinfo->bdrv : NULL;
+        hd[i] = drive_get(IF_IDE, i / MAX_IDE_DEVS, i % MAX_IDE_DEVS);
     }
 
     if (pci_enabled) {
diff --git a/hw/pcmcia.h b/hw/pcmcia.h
index 7171504..cf2db9d 100644
--- a/hw/pcmcia.h
+++ b/hw/pcmcia.h
@@ -1,6 +1,7 @@
 /* PCMCIA/Cardbus */
 
 #include "qemu-common.h"
+#include "sysemu.h"
 
 typedef struct {
     qemu_irq irq;
@@ -48,4 +49,4 @@ struct PCMCIACardState {
 #define CISTPL_ENDMARK		0xff
 
 /* dscm1xxxx.c */
-PCMCIACardState *dscm1xxxx_init(BlockDriverState *bdrv);
+PCMCIACardState *dscm1xxxx_init(DriveInfo *bdrv);
diff --git a/hw/ppc_newworld.c b/hw/ppc_newworld.c
index 3ad0057..4951ea7 100644
--- a/hw/ppc_newworld.c
+++ b/hw/ppc_newworld.c
@@ -107,8 +107,7 @@ static void ppc_core99_init (ram_addr_t ram_size,
     qemu_irq *dummy_irq;
     int pic_mem_index, dbdma_mem_index, cuda_mem_index, escc_mem_index;
     int ppc_boot_device;
-    DriveInfo *dinfo;
-    BlockDriverState *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
+    DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
     void *fw_cfg;
     void *dbdma;
     uint8_t *vga_bios_ptr;
@@ -316,8 +315,7 @@ static void ppc_core99_init (ram_addr_t ram_size,
         exit(1);
     }
     for(i = 0; i < MAX_IDE_BUS * MAX_IDE_DEVS; i++) {
-        dinfo = drive_get(IF_IDE, i / MAX_IDE_DEVS, i % MAX_IDE_DEVS);
-        hd[i] = dinfo ? dinfo->bdrv : NULL;
+        hd[i] = drive_get(IF_IDE, i / MAX_IDE_DEVS, i % MAX_IDE_DEVS);
     }
     dbdma = DBDMA_init(&dbdma_mem_index);
     pci_cmd646_ide_init(pci_bus, hd, 0);
diff --git a/hw/ppc_oldworld.c b/hw/ppc_oldworld.c
index fc0e6f7..25ab19e 100644
--- a/hw/ppc_oldworld.c
+++ b/hw/ppc_oldworld.c
@@ -137,8 +137,7 @@ static void ppc_heathrow_init (ram_addr_t ram_size,
     int pic_mem_index, nvram_mem_index, dbdma_mem_index, cuda_mem_index;
     int escc_mem_index, ide_mem_index[2];
     uint16_t ppc_boot_device;
-    BlockDriverState *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
-    DriveInfo *dinfo;
+    DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
     void *fw_cfg;
     void *dbdma;
     uint8_t *vga_bios_ptr;
@@ -331,19 +330,15 @@ static void ppc_heathrow_init (ram_addr_t ram_size,
     }
 
     /* First IDE channel is a MAC IDE on the MacIO bus */
-    dinfo = drive_get(IF_IDE, 0, 0);
-    hd[0] = dinfo ? dinfo->bdrv : NULL;
-    dinfo = drive_get(IF_IDE, 0, 1);
-    hd[1] = dinfo ? dinfo->bdrv : NULL;
+    hd[0] = drive_get(IF_IDE, 0, 0);
+    hd[1] = drive_get(IF_IDE, 0, 1);
     dbdma = DBDMA_init(&dbdma_mem_index);
     ide_mem_index[0] = -1;
     ide_mem_index[1] = pmac_ide_init(hd, pic[0x0D], dbdma, 0x16, pic[0x02]);
 
     /* Second IDE channel is a CMD646 on the PCI bus */
-    dinfo = drive_get(IF_IDE, 1, 0);
-    hd[0] = dinfo ? dinfo->bdrv : NULL;
-    dinfo = drive_get(IF_IDE, 1, 1);
-    hd[1] = dinfo ? dinfo->bdrv : NULL;
+    hd[0] = drive_get(IF_IDE, 1, 0);
+    hd[1] = drive_get(IF_IDE, 1, 1);
     hd[3] = hd[2] = NULL;
     pci_cmd646_ide_init(pci_bus, hd, 0);
 
diff --git a/hw/ppc_prep.c b/hw/ppc_prep.c
index 42d1af5..e921559 100644
--- a/hw/ppc_prep.c
+++ b/hw/ppc_prep.c
@@ -563,7 +563,7 @@ static void ppc_prep_init (ram_addr_t ram_size,
     qemu_irq *i8259;
     int ppc_boot_device;
     DriveInfo *dinfo;
-    BlockDriverState *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
+    DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
     BlockDriverState *fd[MAX_FD];
 
     sysctrl = qemu_mallocz(sizeof(sysctrl_t));
@@ -703,8 +703,7 @@ static void ppc_prep_init (ram_addr_t ram_size,
     }
 
     for(i = 0; i < MAX_IDE_BUS * MAX_IDE_DEVS; i++) {
-        dinfo = drive_get(IF_IDE, i / MAX_IDE_DEVS, i % MAX_IDE_DEVS);
-        hd[i] = dinfo ? dinfo->bdrv : NULL;
+        hd[i] = drive_get(IF_IDE, i / MAX_IDE_DEVS, i % MAX_IDE_DEVS);
     }
 
     for(i = 0; i < MAX_IDE_BUS; i++) {
diff --git a/hw/r2d.c b/hw/r2d.c
index 4667a5d..465f8a6 100644
--- a/hw/r2d.c
+++ b/hw/r2d.c
@@ -229,7 +229,7 @@ static void r2d_init(ram_addr_t ram_size,
     /* onboard CF (True IDE mode, Master only). */
     if ((dinfo = drive_get(IF_IDE, 0, 0)) != NULL)
 	mmio_ide_init(0x14001000, 0x1400080c, irq[CF_IDE], 1,
-		      dinfo->bdrv, NULL);
+		      dinfo, NULL);
 
     /* NIC: rtl8139 on-board, and 2 slots. */
     for (i = 0; i < nb_nics; i++)
diff --git a/hw/spitz.c b/hw/spitz.c
index c1d629f..dafec1d 100644
--- a/hw/spitz.c
+++ b/hw/spitz.c
@@ -752,7 +752,7 @@ static void spitz_microdrive_attach(PXA2xxState *cpu, int slot)
         return;
     bs = dinfo->bdrv;
     if (bdrv_is_inserted(bs) && !bdrv_is_removable(bs)) {
-        md = dscm1xxxx_init(bs);
+        md = dscm1xxxx_init(dinfo);
         pxa2xx_pcmcia_attach(cpu->pcmcia[slot], md);
     }
 }
diff --git a/hw/sun4u.c b/hw/sun4u.c
index 8e66301..8110939 100644
--- a/hw/sun4u.c
+++ b/hw/sun4u.c
@@ -555,7 +555,7 @@ static void sun4uv_init(ram_addr_t RAM_size,
     long initrd_size, kernel_size;
     PCIBus *pci_bus, *pci_bus2, *pci_bus3;
     qemu_irq *irq;
-    BlockDriverState *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
+    DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
     BlockDriverState *fd[MAX_FD];
     void *fw_cfg;
     DriveInfo *dinfo;
@@ -606,9 +606,8 @@ static void sun4uv_init(ram_addr_t RAM_size,
         exit(1);
     }
     for(i = 0; i < MAX_IDE_BUS * MAX_IDE_DEVS; i++) {
-        dinfo = drive_get(IF_IDE, i / MAX_IDE_DEVS,
+        hd[i] = drive_get(IF_IDE, i / MAX_IDE_DEVS,
                           i % MAX_IDE_DEVS);
-        hd[i] = dinfo ? dinfo->bdrv : NULL;
     }
 
     pci_cmd646_ide_init(pci_bus, hd, 1);
diff --git a/hw/tosa.c b/hw/tosa.c
index b932efc..260fa1d 100644
--- a/hw/tosa.c
+++ b/hw/tosa.c
@@ -57,7 +57,7 @@ static void tosa_microdrive_attach(PXA2xxState *cpu)
         return;
     bs = dinfo->bdrv;
     if (bdrv_is_inserted(bs) && !bdrv_is_removable(bs)) {
-        md = dscm1xxxx_init(bs);
+        md = dscm1xxxx_init(dinfo);
         pxa2xx_pcmcia_attach(cpu->pcmcia[0], md);
     }
 }
-- 
1.6.2.5

^ permalink raw reply related	[flat|nested] 14+ messages in thread

* Re: [Qemu-devel] [PATCH 01/11] ide: add IDEBus struct, cleanups
  2009-08-26 11:53 ` [Qemu-devel] [PATCH 01/11] ide: add IDEBus struct, cleanups Gerd Hoffmann
@ 2009-08-27 23:39   ` Anthony Liguori
  0 siblings, 0 replies; 14+ messages in thread
From: Anthony Liguori @ 2009-08-27 23:39 UTC (permalink / raw)
  To: Gerd Hoffmann; +Cc: qemu-devel

Gerd Hoffmann wrote:
> The current IDE code uses an array of two IDEState structs to maintain
> the IDE bus.  This patch adds a IDEBus to be used instead and does a
> bunch of cleanups:
>
>  * move ide bus state from IDEState to IDEBus.
>  * drop a bunch of ugly pointer arithmetics to figure the active
>    interface, explicitly save the interface number instead.
>  * add helper functions to save/restore idebus state.
>
> It also fixes a save/restore bug: loadvm allways stores the command in
> the master's IDEState, even when it was saved from the slave.
>   

Can you prepare a patch for stable that just fixes this bug?  This 
sounds like something we want there.

> Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Regards,

Anthony Liguori

^ permalink raw reply	[flat|nested] 14+ messages in thread

* Re: [Qemu-devel] [PATCH 00/11] ide: split + cleanup patches
  2009-08-26 11:53 [Qemu-devel] [PATCH 00/11] ide: split + cleanup patches Gerd Hoffmann
                   ` (10 preceding siblings ...)
  2009-08-26 11:53 ` [Qemu-devel] [PATCH 11/11] ide: pass down DriveInfo instead of BlockDriverState Gerd Hoffmann
@ 2009-08-28  0:48 ` Anthony Liguori
  11 siblings, 0 replies; 14+ messages in thread
From: Anthony Liguori @ 2009-08-28  0:48 UTC (permalink / raw)
  To: Gerd Hoffmann; +Cc: qemu-devel

Gerd Hoffmann wrote:
>   Hi,
>
> This is a respin of the ide split and cleanup patches.  Rebased to
> master as of today, solved conflicts (smart support + mmio constify).
> It got a new patch (#11) which switches the ide init functions from
> BlockDriverState to DriveInfo.  Otherwise unmodified.
>   

Can you pull out #11 and submit that separately?  I'd like to push the 
earlier version I had in stable which is 1-10.  By the time you see 
this, they should be in master already.

Regards,

Anthony Liguori

> cheers,
>   Gerd
>
>
>   

^ permalink raw reply	[flat|nested] 14+ messages in thread

end of thread, other threads:[~2009-08-28  0:50 UTC | newest]

Thread overview: 14+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2009-08-26 11:53 [Qemu-devel] [PATCH 00/11] ide: split + cleanup patches Gerd Hoffmann
2009-08-26 11:53 ` [Qemu-devel] [PATCH 01/11] ide: add IDEBus struct, cleanups Gerd Hoffmann
2009-08-27 23:39   ` Anthony Liguori
2009-08-26 11:53 ` [Qemu-devel] [PATCH 02/11] ide: split away ide-internal.h Gerd Hoffmann
2009-08-26 11:53 ` [Qemu-devel] [PATCH 03/11] ide: split away ide-isa.c Gerd Hoffmann
2009-08-26 11:53 ` [Qemu-devel] [PATCH 04/11] ide: split away ide-pci.c Gerd Hoffmann
2009-08-26 11:53 ` [Qemu-devel] [PATCH 05/11] ide: split away ide-macio.c Gerd Hoffmann
2009-08-26 11:53 ` [Qemu-devel] [PATCH 06/11] ide: split away ide-mmio.c Gerd Hoffmann
2009-08-26 11:53 ` [Qemu-devel] [PATCH 07/11] ide: split away ide-microdrive.c Gerd Hoffmann
2009-08-26 11:53 ` [Qemu-devel] [PATCH 08/11] ide: add save/restore support for isa Gerd Hoffmann
2009-08-26 11:53 ` [Qemu-devel] [PATCH 09/11] ide: add save/restore support for mmio Gerd Hoffmann
2009-08-26 11:53 ` [Qemu-devel] [PATCH 10/11] ide: move code to hw/ide/ Gerd Hoffmann
2009-08-26 11:53 ` [Qemu-devel] [PATCH 11/11] ide: pass down DriveInfo instead of BlockDriverState Gerd Hoffmann
2009-08-28  0:48 ` [Qemu-devel] [PATCH 00/11] ide: split + cleanup patches Anthony Liguori

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