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authorGerd Hoffmann <kraxel@redhat.com>2009-11-26 15:33:58 +0100
committerAnthony Liguori <aliguori@us.ibm.com>2009-12-03 09:41:37 -0600
commit37659e510483fd8758424356b76209124ccfd98c (patch)
tree087b227ecc8712498a12938259331570eb943853
parent97a064356704af1756270b1d56dea2690ae015de (diff)
scsi: move sense to SCSIDevice, create SCSISense struct.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
-rw-r--r--hw/scsi-bus.c10
-rw-r--r--hw/scsi-disk.c8
-rw-r--r--hw/scsi.h9
3 files changed, 23 insertions, 4 deletions
diff --git a/hw/scsi-bus.c b/hw/scsi-bus.c
index e250e4f9d5..666ca3c41c 100644
--- a/hw/scsi-bus.c
+++ b/hw/scsi-bus.c
@@ -113,6 +113,16 @@ void scsi_bus_legacy_handle_cmdline(SCSIBus *bus)
}
}
+void scsi_dev_clear_sense(SCSIDevice *dev)
+{
+ memset(&dev->sense, 0, sizeof(dev->sense));
+}
+
+void scsi_dev_set_sense(SCSIDevice *dev, uint8_t key)
+{
+ dev->sense.key = key;
+}
+
SCSIRequest *scsi_req_alloc(size_t size, SCSIDevice *d, uint32_t tag, uint32_t lun)
{
SCSIRequest *req;
diff --git a/hw/scsi-disk.c b/hw/scsi-disk.c
index 4e929104bc..2eac400839 100644
--- a/hw/scsi-disk.c
+++ b/hw/scsi-disk.c
@@ -59,7 +59,6 @@ struct SCSIDiskState
This is the number of 512 byte blocks in a single scsi sector. */
int cluster_size;
uint64_t max_lba;
- int sense;
char drive_serial_str[21];
QEMUBH *bh;
};
@@ -93,7 +92,7 @@ static void scsi_command_complete(SCSIDiskReq *r, int status, int sense)
uint32_t tag;
DPRINTF("Command complete tag=0x%x status=%d sense=%d\n",
r->req.tag, status, sense);
- s->sense = sense;
+ scsi_dev_set_sense(&s->qdev, sense);
tag = r->req.tag;
r->req.bus->complete(r->req.bus, SCSI_REASON_DONE, tag, status);
scsi_remove_request(r);
@@ -394,7 +393,7 @@ static int32_t scsi_send_command(SCSIDevice *d, uint32_t tag,
goto fail;
memset(outbuf, 0, 4);
r->iov.iov_len = 4;
- if (s->sense == NOT_READY && len >= 18) {
+ if (s->qdev.sense.key == NOT_READY && len >= 18) {
memset(outbuf, 0, 18);
r->iov.iov_len = 18;
outbuf[7] = 10;
@@ -404,7 +403,8 @@ static int32_t scsi_send_command(SCSIDevice *d, uint32_t tag,
}
outbuf[0] = 0xf0;
outbuf[1] = 0;
- outbuf[2] = s->sense;
+ outbuf[2] = s->qdev.sense.key;
+ scsi_dev_clear_sense(&s->qdev);
break;
case INQUIRY:
DPRINTF("Inquiry (len %d)\n", len);
diff --git a/hw/scsi.h b/hw/scsi.h
index c5b30b82b2..f0aaed59a3 100644
--- a/hw/scsi.h
+++ b/hw/scsi.h
@@ -24,6 +24,10 @@ enum SCSIXferMode {
SCSI_XFER_TO_DEV, /* WRITE, MODE_SELECT, ... */
};
+typedef struct SCSISense {
+ uint8_t key;
+} SCSISense;
+
typedef struct SCSIRequest {
SCSIBus *bus;
SCSIDevice *dev;
@@ -48,6 +52,7 @@ struct SCSIDevice
QTAILQ_HEAD(, SCSIRequest) requests;
int blocksize;
int type;
+ struct SCSISense sense;
};
/* cdrom.c */
@@ -92,9 +97,13 @@ static inline SCSIBus *scsi_bus_from_device(SCSIDevice *d)
SCSIDevice *scsi_bus_legacy_add_drive(SCSIBus *bus, DriveInfo *dinfo, int unit);
void scsi_bus_legacy_handle_cmdline(SCSIBus *bus);
+void scsi_dev_clear_sense(SCSIDevice *dev);
+void scsi_dev_set_sense(SCSIDevice *dev, uint8_t key);
+
SCSIRequest *scsi_req_alloc(size_t size, SCSIDevice *d, uint32_t tag, uint32_t lun);
SCSIRequest *scsi_req_find(SCSIDevice *d, uint32_t tag);
void scsi_req_free(SCSIRequest *req);
+
int scsi_req_parse(SCSIRequest *req, uint8_t *buf);
#endif