diff options
Diffstat (limited to 'hw/usb')
| -rw-r--r-- | hw/usb/dev-storage.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/hw/usb/dev-storage.c b/hw/usb/dev-storage.c index 7fa8b83d2e..ff48d91049 100644 --- a/hw/usb/dev-storage.c +++ b/hw/usb/dev-storage.c @@ -247,6 +247,9 @@ static void usb_msd_command_complete(SCSIRequest *req, uint32_t status, size_t r the status read packet. */ usb_msd_send_status(s, p); s->mode = USB_MSDM_CBW; + } else if (s->mode == USB_MSDM_CSW) { + usb_msd_send_status(s, p); + s->mode = USB_MSDM_CBW; } else { if (s->data_len) { int len = (p->iov.size - p->result); @@ -383,6 +386,9 @@ static int usb_msd_handle_data(USBDevice *dev, USBPacket *p) assert(le32_to_cpu(s->csw.residue) == 0); s->scsi_len = 0; s->req = scsi_req_new(s->scsi_dev, tag, 0, cbw.cmd, NULL); +#ifdef DEBUG_MSD + scsi_req_print(s->req); +#endif scsi_req_enqueue(s->req); if (s->req && s->req->cmd.xfer != SCSI_XFER_NONE) { scsi_req_continue(s->req); @@ -410,7 +416,7 @@ static int usb_msd_handle_data(USBDevice *dev, USBPacket *p) } } if (p->result < p->iov.size) { - DPRINTF("Deferring packet %p\n", p); + DPRINTF("Deferring packet %p [wait data-out]\n", p); s->packet = p; ret = USB_RET_ASYNC; } else { @@ -445,6 +451,7 @@ static int usb_msd_handle_data(USBDevice *dev, USBPacket *p) if (s->req) { /* still in flight */ + DPRINTF("Deferring packet %p [wait status]\n", p); s->packet = p; ret = USB_RET_ASYNC; } else { @@ -471,7 +478,7 @@ static int usb_msd_handle_data(USBDevice *dev, USBPacket *p) } } if (p->result < p->iov.size) { - DPRINTF("Deferring packet %p\n", p); + DPRINTF("Deferring packet %p [wait data-in]\n", p); s->packet = p; ret = USB_RET_ASYNC; } else { |