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* usb device haven't save&&restore in ioemu-remote
@ 2009-03-20  7:08 James Song
  2009-03-20 10:46 ` Stefano Stabellini
  0 siblings, 1 reply; 2+ messages in thread
From: James Song @ 2009-03-20  7:08 UTC (permalink / raw)
  To: xen-devel


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usb device haven't save&&restore in ioemu-remote.
patch for that:
 
diff -r 21508368a9db tools/ioemu-remote/hw/usb-hid.c
--- a/tools/ioemu-remote/hw/usb-hid.c Fri Feb 20 21:14:55 2009 +0800
+++ b/tools/ioemu-remote/hw/usb-hid.c Wed Mar 04 11:55:39 2009 +0800
@@ -870,6 +870,60 @@
     qemu_free(s);
 }
 
+void usb_mouse_save(QEMUFile *f, void *opaque)
+{
+    USBHIDState *hs = (USBHIDState *)opaque;
+    USBPointerState *s = &hs->ptr;
+    USBPointerEvent *e;
+    if (s->head == s->tail)
+       /* use the last report */
+       s->head = (s->head - 1) & QUEUEINDEXMASK;
+    e = &s->queue[s->head];
+
+    /* save usb dev */
+    generic_usb_save(f, &hs->dev);
+
+    qemu_put_be32(f, e->xdx);
+    qemu_put_be32(f, e->ydy);
+    qemu_put_be32(f, e->dz);
+    qemu_put_be32(f, e->buttons_state);
+    qemu_put_be32(f, hs->kind);
+    qemu_put_be32(f, s->mouse_grabbed);
+    qemu_put_be32(f, s->xyrel);
+    qemu_put_be32(f, hs->protocol);
+
+}
+
+int usb_mouse_load(QEMUFile *f, void *opaque, int version_id)
+{
+    USBHIDState *hs = (USBHIDState *)opaque;
+    USBPointerState *s = &hs->ptr;
+    USBPointerEvent *e;
+
+    if (version_id != 1)
+        return -EINVAL;
+
+    if (s->head == s->tail)
+       /* use the last report */
+       s->head = (s->head - 1) & QUEUEINDEXMASK;
+    e = &s->queue[s->head];
+
+    /* load usb dev */
+    generic_usb_save(f, &hs->dev);
+
+    qemu_get_be32s(f,&e->xdx);
+    qemu_get_be32s(f,&e->ydy);
+    qemu_get_be32s(f, &e->dz);
+    qemu_get_be32s(f, &e->buttons_state);
+    qemu_get_be32s(f, &hs->kind);
+    qemu_get_be32s(f, &s->mouse_grabbed);
+    qemu_get_be32s(f,&s->xyrel);
+    qemu_get_be32s(f,&hs->protocol);
+
+    qemu_add_mouse_event_handler(usb_pointer_event, hs,!s->xyrel,  "QEMU USB Pointer");
+    return 0;
+}
+
 static USBDevice *usb_pointer_init(int kind, int xyrel, const char *devname)
 {
     USBHIDState *s;
@@ -894,6 +948,7 @@
     s->ptr.tail = 1;
 
     pstrcpy(s->dev.devname, sizeof(s->dev.devname), devname);
+    register_savevm("USB_mouse_dev", 0, 1, usb_mouse_save, usb_mouse_load, s);
     return (USBDevice *)s;
 }
 
diff -r 21508368a9db tools/ioemu-remote/hw/usb-ohci.c
--- a/tools/ioemu-remote/hw/usb-ohci.c Fri Feb 20 21:14:55 2009 +0800
+++ b/tools/ioemu-remote/hw/usb-ohci.c Wed Mar 04 11:55:39 2009 +0800
@@ -1634,6 +1634,20 @@
     OHCIState state;
 } OHCIPCIState;
 
+static void ohci_usb_save(QEMUFile *f, void *opaque)
+{
+    OHCIPCIState *ohci_pci = (OHCIPCIState *)opaque;
+
+    pci_device_save(&ohci_pci->pci_dev, f);
+}
+
+static int ohci_usb_load(QEMUFile *f, void *opaque, int version_id)
+{
+    OHCIPCIState *ohci_pci = (OHCIPCIState *)opaque;
+
+    return pci_device_load(&ohci_pci->pci_dev, f);
+}
+
 static void ohci_mapfunc(PCIDevice *pci_dev, int i,
             uint32_t addr, uint32_t size, int type)
 {
@@ -1669,6 +1683,7 @@
 
     pci_register_io_region((struct PCIDevice *)ohci, 0, 256,
                            PCI_ADDRESS_SPACE_MEM, ohci_mapfunc);
+    register_savevm("OHCI USB", 0, 1, ohci_usb_save, ohci_usb_load, ohci);
 }
 
 void usb_ohci_init_pxa(target_phys_addr_t base, int num_ports, int devfn,
diff -r 21508368a9db tools/ioemu-remote/hw/usb-uhci.c
--- a/tools/ioemu-remote/hw/usb-uhci.c Fri Feb 20 21:14:55 2009 +0800
+++ b/tools/ioemu-remote/hw/usb-uhci.c Wed Mar 04 11:55:39 2009 +0800
@@ -902,6 +902,57 @@
     register_ioport_read(addr, 32, 1, uhci_ioport_readb, s);
 }
 
+void uhci_usb_save(QEMUFile *f, void *opaque)
+{
+    int i;
+    UHCIState *s = (UHCIState*)opaque;
+
+    pci_device_save(&s->dev,f);
+
+    qemu_put_be16s(f, &s->cmd);
+    qemu_put_be16s(f, &s->status);
+    qemu_put_be16s(f, &s->intr);
+    qemu_put_be16s(f, &s->frnum);
+    qemu_put_be32s(f, &s->fl_base_addr);
+    qemu_put_8s(f, &s->sof_timing);
+    qemu_put_8s(f, &s->status2);
+
+    for(i = 0; i < NB_PORTS; i++) {
+        qemu_put_be16s(f, &s->ports[i].ctrl);
+    }
+
+    qemu_put_timer(f, s->frame_timer); 
+}
+
+int uhci_usb_load(QEMUFile *f, void *opaque, int version_id)
+{
+    int i,ret;
+    UHCIState *s = (UHCIState*)opaque;
+
+    if (version_id != 1)
+        return -EINVAL;
+
+    ret = pci_device_load(&s->dev, f);
+    if (ret < 0)
+        return ret;
+
+    qemu_get_be16s(f, &s->cmd);
+    qemu_get_be16s(f, &s->status);
+    qemu_get_be16s(f, &s->intr);
+    qemu_get_be16s(f, &s->frnum);
+    qemu_get_be32s(f, &s->fl_base_addr);
+    qemu_get_8s(f, &s->sof_timing);
+    qemu_get_8s(f, &s->status2);
+
+    for(i = 0; i < NB_PORTS; i++) {
+        qemu_get_be16s(f, &s->ports[i].ctrl);
+    }
+
+    qemu_get_timer(f, s->frame_timer);
+     
+    return 0;
+}
+
 void usb_uhci_piix3_init(PCIBus *bus, int devfn)
 {
     UHCIState *s;
@@ -935,6 +986,7 @@
        to rely on this.  */
     pci_register_io_region(&s->dev, 4, 0x20,
                            PCI_ADDRESS_SPACE_IO, uhci_map);
+    register_savevm("UHCI_usb_controller", 0, 1, uhci_usb_save, uhci_usb_load, s);
 }
 
 void usb_uhci_piix4_init(PCIBus *bus, int devfn)
@@ -970,4 +1022,5 @@
        to rely on this.  */
     pci_register_io_region(&s->dev, 4, 0x20,
                            PCI_ADDRESS_SPACE_IO, uhci_map);
+    register_savevm("UHCI_usb_controller", 0, 1, uhci_usb_save, uhci_usb_load, s);
 }
diff -r 21508368a9db tools/ioemu-remote/hw/usb.c
--- a/tools/ioemu-remote/hw/usb.c Fri Feb 20 21:14:55 2009 +0800
+++ b/tools/ioemu-remote/hw/usb.c Wed Mar 04 11:55:39 2009 +0800
@@ -23,6 +23,7 @@
  */
 #include "qemu-common.h"
 #include "usb.h"
+#include "hw.h"
 
 void usb_attach(USBPort *port, USBDevice *dev)
 {
@@ -202,3 +203,43 @@
     dev->handle_packet(dev, &p);
 }
 
+void generic_usb_save(QEMUFile* f, void *opaque)
+{
+    USBDevice *s = (USBDevice*)opaque;
+
+    qemu_put_be32s(f, &s->speed);
+    qemu_put_8s(f, &s->addr);
+    qemu_put_be32s(f, &s->state);
+
+    qemu_put_buffer(f, s->setup_buf, 8);
+    qemu_put_buffer(f, s->data_buf, 1024);
+
+    qemu_put_be32s(f, &s->remote_wakeup);
+    qemu_put_be32s(f, &s->setup_state);
+    qemu_put_be32s(f, &s->setup_len);
+    qemu_put_be32s(f, &s->setup_index);
+
+}
+
+int generic_usb_load(QEMUFile* f, void *opaque, int version_id)
+{
+    USBDevice *s = (USBDevice*)opaque;
+
+    if (version_id != 1)
+        return -EINVAL;
+
+    qemu_get_be32s(f, &s->speed);
+    qemu_get_8s(f, &s->addr);
+    qemu_get_be32s(f, &s->state);
+
+    qemu_get_buffer(f, s->setup_buf, 8);
+    qemu_get_buffer(f, s->data_buf, 1024);
+
+    qemu_get_be32s(f, &s->remote_wakeup);
+    qemu_get_be32s(f, &s->setup_state);
+    qemu_get_be32s(f, &s->setup_len);
+    qemu_get_be32s(f, &s->setup_index);
+
+    return 0;
+}
+
diff -r 21508368a9db tools/ioemu-remote/hw/usb.h
--- a/tools/ioemu-remote/hw/usb.h Fri Feb 20 21:14:55 2009 +0800
+++ b/tools/ioemu-remote/hw/usb.h Wed Mar 04 11:55:39 2009 +0800
@@ -257,3 +257,6 @@
 uint32_t musb_core_intr_get(struct musb_s *s);
 void musb_core_intr_clear(struct musb_s *s, uint32_t mask);
 void musb_set_size(struct musb_s *s, int epnum, int size, int is_tx);
+
+void generic_usb_save(QEMUFile* f, void *opaque);
+int generic_usb_load(QEMUFile* f, void *opaque, int version_id);
diff -r 21508368a9db tools/ioemu-remote/vl.c
--- a/tools/ioemu-remote/vl.c Fri Feb 20 21:14:55 2009 +0800
+++ b/tools/ioemu-remote/vl.c Wed Mar 04 11:55:39 2009 +0800
@@ -5504,6 +5504,7 @@
     const char *p;
     USBDevice *dev;
     USBPort *port;
+    char usb_name[256] = "USB ";
 
     if (!free_usb_ports)
         return -1;
@@ -5549,6 +5550,11 @@
         port = free_usb_ports;
     }
 
+    pstrcpy(usb_name + strlen(usb_name), 
+            sizeof(usb_name) - strlen(usb_name), 
+            devname);
+    register_savevm(usb_name, 0, 1, generic_usb_save, generic_usb_load, dev);
+
     free_usb_ports = port->next;
     port->next = used_usb_ports;
     used_usb_ports = port;
 
 
thanks
James Song ( Song Wei )

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2009-03-20  7:08 usb device haven't save&&restore in ioemu-remote James Song
2009-03-20 10:46 ` Stefano Stabellini

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