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| author | Ronnie Sahlberg <ronniesahlberg@gmail.com> | 2012-04-19 20:41:16 +1000 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2012-04-19 16:16:05 +0200 |
| commit | c9e4d8284e1f3205aa3c05dc18932f9ca2c05f53 (patch) | |
| tree | 74efb950a367799f5a41d7147d362f6350517fd8 /hw | |
| parent | 6a2de0f2038349716049c9b9a972d6777c85424b (diff) | |
| download | hqemu-c9e4d8284e1f3205aa3c05dc18932f9ca2c05f53.zip hqemu-c9e4d8284e1f3205aa3c05dc18932f9ca2c05f53.tar.gz | |
SCSI emulation: Support unmap via WRITE_SAME_10.
This was added in SBC r26 in place of the reserved bits that were
present up to that version.
It is the same as WRITE_SAME_16 as far as QEMU is concerned.
Signed-off-by: Ronnie Sahlberg <ronniesahlberg@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/scsi-disk.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/hw/scsi-disk.c b/hw/scsi-disk.c index fca31fa..85a75c4 100644 --- a/hw/scsi-disk.c +++ b/hw/scsi-disk.c @@ -627,7 +627,7 @@ static int scsi_disk_emulate_inquiry(SCSIRequest *req, uint8_t *outbuf) { outbuf[3] = buflen = 8; outbuf[4] = 0; - outbuf[5] = 0x40; /* write same with unmap supported */ + outbuf[5] = 0x60; /* write_same 10/16 supported */ outbuf[6] = 0; outbuf[7] = 0; break; @@ -1558,10 +1558,11 @@ static int32_t scsi_send_command(SCSIRequest *req, uint8_t *buf) goto illegal_lba; } break; + case WRITE_SAME_10: case WRITE_SAME_16: len = r->req.cmd.xfer / s->qdev.blocksize; - DPRINTF("WRITE SAME(16) (sector %" PRId64 ", count %d)\n", + DPRINTF("WRITE SAME() (sector %" PRId64 ", count %d)\n", r->req.cmd.lba, len); if (r->req.cmd.lba > s->qdev.max_lba) { |
