[Qemu-devel] [RFC v2 3/3] ahci: implement -cdrom and -hd[a-d]

[John Snow <jsnow@redhat.com>]

Signed-off-by: John Snow <jsnow@redhat.com>
---
 hw/i386/pc_q35.c |  3 +++
 hw/ide/ahci.c    | 31 +++++++++++++++++++++++++++++++
 hw/ide/ahci.h    |  3 +++
 3 files changed, 37 insertions(+)

diff --git a/hw/i386/pc_q35.c b/hw/i386/pc_q35.c
index fd26fe1..0f33696 100644
--- a/hw/i386/pc_q35.c
+++ b/hw/i386/pc_q35.c
@@ -86,6 +86,7 @@ static void pc_q35_init(MachineState *machine)
     DeviceState *icc_bridge;
     PcGuestInfo *guest_info;
     ram_addr_t lowmem;
+    DriveInfo *hd[MAX_SATA_PORTS];
 
     /* Check whether RAM fits below 4G (leaving 1/2 GByte for IO memory
      * and 256 Mbytes for PCI Express Enhanced Configuration Access Mapping
@@ -253,6 +254,8 @@ static void pc_q35_init(MachineState *machine)
                                            true, "ich9-ahci");
     idebus[0] = qdev_get_child_bus(&ahci->qdev, "ide.0");
     idebus[1] = qdev_get_child_bus(&ahci->qdev, "ide.1");
+    ahci_drive_get(ahci, hd);
+    ahci_ide_create_devs(ahci, hd);
 
     if (usb_enabled(false)) {
         /* Should we create 6 UHCI according to ich9 spec? */
diff --git a/hw/ide/ahci.c b/hw/ide/ahci.c
index ba69de3..ae28de4 100644
--- a/hw/ide/ahci.c
+++ b/hw/ide/ahci.c
@@ -1402,3 +1402,34 @@ static void sysbus_ahci_register_types(void)
 }
 
 type_init(sysbus_ahci_register_types)
+
+void ahci_drive_get(PCIDevice *dev, DriveInfo **tab)
+{
+    AHCIPCIState *d = ICH_AHCI(dev);
+    AHCIState *ahci = &d->ahci;
+    unsigned i;
+
+    if ((i = drive_get_max_bus(IF_IDE)) >= ahci->ports) {
+        fprintf(stderr, "AHCI: Too many IDE buses defined for AHCI (%d > %d)\n",
+                i, ahci->ports - 1);
+    }
+
+    for (i = 0; i < ahci->ports; ++i) {
+        tab[i] = drive_get_by_index(IF_IDE, i);
+    }
+}
+
+void ahci_ide_create_devs(PCIDevice *dev, DriveInfo **tab)
+{
+    AHCIPCIState *d = ICH_AHCI(dev);
+    AHCIState *ahci = &d->ahci;
+    unsigned i;
+
+    for (i = 0; i < ahci->ports; i++) {
+        if (tab[i] == NULL) {
+            continue;
+        }
+        ide_create_drive(&ahci->dev[i].port, 0, tab[i]);
+    }
+
+}
diff --git a/hw/ide/ahci.h b/hw/ide/ahci.h
index 1543df7..06a18de 100644
--- a/hw/ide/ahci.h
+++ b/hw/ide/ahci.h
@@ -332,4 +332,7 @@ void ahci_uninit(AHCIState *s);
 
 void ahci_reset(AHCIState *s);
 
+void ahci_drive_get(PCIDevice *dev, DriveInfo **tab);
+void ahci_ide_create_devs(PCIDevice *dev, DriveInfo **tab);
+
 #endif /* HW_IDE_AHCI_H */
-- 
1.9.3