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scsi: Remove REZERO_UNIT emulation 

REZERO_UNIT command is obsolete. Remove support for it.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Hannes Reinecke 2011-07-22 16:51:14 +02:00 committed by Kevin Wolf
parent 3790372c96
commit 8bd3e139c6
3 changed files with 0 additions and 11 deletions
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3
hw/scsi-bus.c
View File

@ -223,7 +223,6 @@ static int scsi_req_length(SCSIRequest *req, uint8_t *cmd)
switch(cmd[0]) {
case TEST_UNIT_READY:
case REZERO_UNIT:
case START_STOP:
case SEEK_6:
case WRITE_FILEMARKS:
@ -516,8 +515,6 @@ static const char *scsi_command_name(uint8_t cmd)
{
static const char *names[] = {
[ TEST_UNIT_READY ] = "TEST_UNIT_READY",
[ REZERO_UNIT ] = "REZERO_UNIT",
/* REWIND and REZERO_UNIT use the same operation code */
[ REQUEST_SENSE ] = "REQUEST_SENSE",
[ FORMAT_UNIT ] = "FORMAT_UNIT",
[ READ_BLOCK_LIMITS ] = "READ_BLOCK_LIMITS",

1
hw/scsi-defs.h
View File

@ -25,7 +25,6 @@
*/
#define TEST_UNIT_READY 0x00
#define REZERO_UNIT 0x01
#define REQUEST_SENSE 0x03
#define FORMAT_UNIT 0x04
#define READ_BLOCK_LIMITS 0x05

7
hw/scsi-disk.c
View File

@ -972,12 +972,6 @@ static int scsi_disk_emulate_command(SCSIDiskReq *r, uint8_t *outbuf)
break;
case VERIFY:
break;
case REZERO_UNIT:
DPRINTF("Rezero Unit\n");
if (!bdrv_is_inserted(s->bs)) {
goto not_ready;
}
break;
default:
scsi_command_complete(r, CHECK_CONDITION, SENSE_CODE(INVALID_OPCODE));
return -1;
@ -1059,7 +1053,6 @@ static int32_t scsi_send_command(SCSIRequest *req, uint8_t *buf)
case SERVICE_ACTION_IN:
case REPORT_LUNS:
case VERIFY:
case REZERO_UNIT:
rc = scsi_disk_emulate_command(r, outbuf);
if (rc < 0) {
return 0;