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scsi: introduce scsi_build_sense

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Move more knowledge of sense data format out of hw/scsi/scsi-bus.c
for reusability.

Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2017-08-22 09:42:59 +02:00
parent e5b5728cd3
commit a3760467c6
3 changed files with 14 additions and 7 deletions
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11
scsi/utils.c
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@ -96,6 +96,17 @@ int scsi_cdb_length(uint8_t *buf)
return cdb_len;
}
int scsi_build_sense(uint8_t *buf, SCSISense sense)
{
memset(buf, 0, 18);
buf[0] = 0x70;
buf[2] = sense.key;
buf[7] = 10;
buf[12] = sense.asc;
buf[13] = sense.ascq;
return 18;
}
/*
* Predefined sense codes
*/