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authorMark Cave-Ayland <mark.cave-ayland@ilande.co.uk>2022-06-22 11:53:08 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2022-07-13 16:58:58 +0200
commit6ab717610fe7ef791454df6c61e2b5736d26c8bf (patch)
treea447a04f559b034df999f15dff337437a27a8a05 /hw/scsi
parentd9a107d153bf7e00c0e05c2e9cbc42621a42c44c (diff)
scsi-disk: add FORMAT UNIT command
When initialising a drive ready to install MacOS, Apple HD SC Setup first attempts to format the drive. Add a simple FORMAT UNIT command which simply returns success to allow the format to succeed. Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Message-Id: <20220622105314.802852-9-mark.cave-ayland@ilande.co.uk> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/scsi')
-rw-r--r--hw/scsi/scsi-disk.c4
-rw-r--r--hw/scsi/trace-events1
2 files changed, 5 insertions, 0 deletions
diff --git a/hw/scsi/scsi-disk.c b/hw/scsi/scsi-disk.c
index 2cdbba7ccc..9413b33bac 100644
--- a/hw/scsi/scsi-disk.c
+++ b/hw/scsi/scsi-disk.c
@@ -2180,6 +2180,9 @@ static int32_t scsi_disk_emulate_command(SCSIRequest *req, uint8_t *buf)
trace_scsi_disk_emulate_command_WRITE_SAME(
req->cmd.buf[0] == WRITE_SAME_10 ? 10 : 16, r->req.cmd.xfer);
break;
+ case FORMAT_UNIT:
+ trace_scsi_disk_emulate_command_FORMAT_UNIT(r->req.cmd.xfer);
+ break;
default:
trace_scsi_disk_emulate_command_UNKNOWN(buf[0],
scsi_command_name(buf[0]));
@@ -2585,6 +2588,7 @@ static const SCSIReqOps *const scsi_disk_reqops_dispatch[256] = {
[VERIFY_10] = &scsi_disk_emulate_reqops,
[VERIFY_12] = &scsi_disk_emulate_reqops,
[VERIFY_16] = &scsi_disk_emulate_reqops,
+ [FORMAT_UNIT] = &scsi_disk_emulate_reqops,
[READ_6] = &scsi_disk_dma_reqops,
[READ_10] = &scsi_disk_dma_reqops,
diff --git a/hw/scsi/trace-events b/hw/scsi/trace-events
index 20fb0dc162..03b2640934 100644
--- a/hw/scsi/trace-events
+++ b/hw/scsi/trace-events
@@ -334,6 +334,7 @@ scsi_disk_emulate_command_UNMAP(size_t xfer) "Unmap (len %zd)"
scsi_disk_emulate_command_VERIFY(int bytchk) "Verify (bytchk %d)"
scsi_disk_emulate_command_WRITE_SAME(int cmd, size_t xfer) "WRITE SAME %d (len %zd)"
scsi_disk_emulate_command_UNKNOWN(int cmd, const char *name) "Unknown SCSI command (0x%2.2x=%s)"
+scsi_disk_emulate_command_FORMAT_UNIT(size_t xfer) "Format Unit (len %zu)"
scsi_disk_dma_command_READ(uint64_t lba, uint32_t len) "Read (sector %" PRId64 ", count %u)"
scsi_disk_dma_command_WRITE(const char *cmd, uint64_t lba, int len) "Write %s(sector %" PRId64 ", count %u)"
scsi_disk_new_request(uint32_t lun, uint32_t tag, const char *line) "Command: lun=%d tag=0x%x data=%s"