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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>
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@ -2180,6 +2180,9 @@ static int32_t scsi_disk_emulate_command(SCSIRequest *req, uint8_t *buf)
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trace_scsi_disk_emulate_command_WRITE_SAME(
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req->cmd.buf[0] == WRITE_SAME_10 ? 10 : 16, r->req.cmd.xfer);
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break;
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case FORMAT_UNIT:
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trace_scsi_disk_emulate_command_FORMAT_UNIT(r->req.cmd.xfer);
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break;
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default:
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trace_scsi_disk_emulate_command_UNKNOWN(buf[0],
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scsi_command_name(buf[0]));
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@ -2585,6 +2588,7 @@ static const SCSIReqOps *const scsi_disk_reqops_dispatch[256] = {
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[VERIFY_10] = &scsi_disk_emulate_reqops,
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[VERIFY_12] = &scsi_disk_emulate_reqops,
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[VERIFY_16] = &scsi_disk_emulate_reqops,
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[FORMAT_UNIT] = &scsi_disk_emulate_reqops,
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[READ_6] = &scsi_disk_dma_reqops,
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[READ_10] = &scsi_disk_dma_reqops,
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@ -334,6 +334,7 @@ scsi_disk_emulate_command_UNMAP(size_t xfer) "Unmap (len %zd)"
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scsi_disk_emulate_command_VERIFY(int bytchk) "Verify (bytchk %d)"
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scsi_disk_emulate_command_WRITE_SAME(int cmd, size_t xfer) "WRITE SAME %d (len %zd)"
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scsi_disk_emulate_command_UNKNOWN(int cmd, const char *name) "Unknown SCSI command (0x%2.2x=%s)"
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scsi_disk_emulate_command_FORMAT_UNIT(size_t xfer) "Format Unit (len %zu)"
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scsi_disk_dma_command_READ(uint64_t lba, uint32_t len) "Read (sector %" PRId64 ", count %u)"
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scsi_disk_dma_command_WRITE(const char *cmd, uint64_t lba, int len) "Write %s(sector %" PRId64 ", count %u)"
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scsi_disk_new_request(uint32_t lun, uint32_t tag, const char *line) "Command: lun=%d tag=0x%x data=%s"
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