Revision afa46c46 hw/scsi-bus.c
| b/hw/scsi-bus.c | ||
|---|---|---|
| 7 | 7 |
#include "trace.h" |
| 8 | 8 |
|
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static char *scsibus_get_fw_dev_path(DeviceState *dev); |
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static int scsi_req_parse(SCSICommand *cmd, SCSIDevice *dev, uint8_t *buf); |
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| 10 | 11 |
static int scsi_build_sense(uint8_t *in_buf, int in_len, |
| 11 | 12 |
uint8_t *buf, int len, bool fixed); |
| 12 | 13 |
|
| ... | ... | |
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return res; |
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} |
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|
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/* SCSIReqOps implementation for invalid commands. */ |
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static int32_t scsi_invalid_command(SCSIRequest *req, uint8_t *buf) |
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{
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scsi_req_build_sense(req, SENSE_CODE(INVALID_OPCODE)); |
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scsi_req_complete(req, CHECK_CONDITION); |
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return 0; |
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} |
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struct SCSIReqOps reqops_invalid_opcode = {
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.size = sizeof(SCSIRequest), |
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.send_command = scsi_invalid_command |
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}; |
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SCSIRequest *scsi_req_alloc(SCSIReqOps *reqops, SCSIDevice *d, uint32_t tag, |
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uint32_t lun, void *hba_private) |
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{
|
| ... | ... | |
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uint8_t *buf, void *hba_private) |
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{
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SCSIRequest *req; |
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req = d->info->alloc_req(d, tag, lun, hba_private); |
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memcpy(req->cmd.buf, buf, 16); |
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SCSICommand cmd; |
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if (scsi_req_parse(&cmd, d, buf) != 0) {
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trace_scsi_req_parse_bad(d->id, lun, tag, buf[0]); |
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req = scsi_req_alloc(&reqops_invalid_opcode, d, tag, lun, hba_private); |
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} else {
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trace_scsi_req_parsed(d->id, lun, tag, buf[0], |
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cmd.mode, cmd.xfer); |
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if (req->cmd.lba != -1) {
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trace_scsi_req_parsed_lba(d->id, lun, tag, buf[0], |
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cmd.lba); |
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} |
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req = d->info->alloc_req(d, tag, lun, hba_private); |
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} |
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req->cmd = cmd; |
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return req; |
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} |
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|
| ... | ... | |
| 424 | 453 |
return lba; |
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} |
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|
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int scsi_req_parse(SCSIRequest *req, uint8_t *buf)
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int scsi_req_parse(SCSICommand *cmd, SCSIDevice *dev, uint8_t *buf)
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{
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int rc; |
| 430 | 459 |
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if (req->dev->type == TYPE_TAPE) {
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rc = scsi_req_stream_length(&req->cmd, req->dev, buf);
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if (dev->type == TYPE_TAPE) {
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rc = scsi_req_stream_length(cmd, dev, buf);
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} else {
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rc = scsi_req_length(&req->cmd, req->dev, buf);
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rc = scsi_req_length(cmd, dev, buf);
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} |
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if (rc != 0) |
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return rc; |
| 438 | 467 |
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assert(buf == req->cmd.buf); |
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scsi_cmd_xfer_mode(&req->cmd); |
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req->cmd.lba = scsi_cmd_lba(&req->cmd); |
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trace_scsi_req_parsed(req->dev->id, req->lun, req->tag, buf[0], |
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req->cmd.mode, req->cmd.xfer); |
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if (req->cmd.lba != -1) {
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trace_scsi_req_parsed_lba(req->dev->id, req->lun, req->tag, buf[0], |
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req->cmd.lba); |
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} |
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memcpy(cmd->buf, buf, cmd->len); |
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scsi_cmd_xfer_mode(cmd); |
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cmd->lba = scsi_cmd_lba(cmd); |
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| 448 | 471 |
return 0; |
| 449 | 472 |
} |
| 450 | 473 |
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