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misc scsi disk/cdrom fixes/improvements 3/4

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Add asc 0x3a, ascq 0: Medium not present to NOT READY sense
(needed to keep some guests from retrying causing long sleeps in the
kernel)

Signed-off-by: Juergen Lock <nox@jelal.kn-bremen.de>


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6953 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
blueswir1 2009-03-29 15:40:42 +00:00
parent b2056c167d
commit ed6a9b307b
1 changed files with 9 additions and 1 deletions
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10
hw/scsi-disk.c
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@ -423,10 +423,18 @@ static int32_t scsi_send_command(SCSIDevice *d, uint32_t tag,
if (len < 4)
goto fail;
memset(outbuf, 0, 4);
r->buf_len = 4;
if (s->sense == SENSE_NOT_READY && len >= 18) {
memset(outbuf, 0, 18);
r->buf_len = 18;
outbuf[7] = 10;
/* asc 0x3a, ascq 0: Medium not present */
outbuf[12] = 0x3a;
outbuf[13] = 0;
}
outbuf[0] = 0xf0;
outbuf[1] = 0;
outbuf[2] = s->sense;
r->buf_len = 4;
break;
case 0x12:
DPRINTF("Inquiry (len %d)\n", len);