Revision aba1f023
| b/hw/esp.c | ||
|---|---|---|
| 395 | 395 |
esp_dma_done(s); |
| 396 | 396 |
} |
| 397 | 397 |
|
| 398 |
static void esp_command_complete(SCSIRequest *req, uint32_t arg)
|
|
| 398 |
static void esp_command_complete(SCSIRequest *req, uint32_t status)
|
|
| 399 | 399 |
{
|
| 400 | 400 |
ESPState *s = DO_UPCAST(ESPState, busdev.qdev, req->bus->qbus.parent); |
| 401 | 401 |
|
| ... | ... | |
| 406 | 406 |
s->ti_size = 0; |
| 407 | 407 |
s->dma_left = 0; |
| 408 | 408 |
s->async_len = 0; |
| 409 |
if (arg) {
|
|
| 409 |
if (status) {
|
|
| 410 | 410 |
DPRINTF("Command failed\n");
|
| 411 | 411 |
} |
| 412 |
s->status = arg;
|
|
| 412 |
s->status = status;
|
|
| 413 | 413 |
s->rregs[ESP_RSTAT] = STAT_ST; |
| 414 | 414 |
esp_dma_done(s); |
| 415 | 415 |
if (s->current_req) {
|
| ... | ... | |
| 419 | 419 |
} |
| 420 | 420 |
} |
| 421 | 421 |
|
| 422 |
static void esp_transfer_data(SCSIRequest *req, uint32_t arg)
|
|
| 422 |
static void esp_transfer_data(SCSIRequest *req, uint32_t len)
|
|
| 423 | 423 |
{
|
| 424 | 424 |
ESPState *s = DO_UPCAST(ESPState, busdev.qdev, req->bus->qbus.parent); |
| 425 | 425 |
|
| 426 | 426 |
DPRINTF("transfer %d/%d\n", s->dma_left, s->ti_size);
|
| 427 |
s->async_len = arg;
|
|
| 427 |
s->async_len = len;
|
|
| 428 | 428 |
s->async_buf = scsi_req_get_buf(req); |
| 429 | 429 |
if (s->dma_left) {
|
| 430 | 430 |
esp_do_dma(s); |
| b/hw/lsi53c895a.c | ||
|---|---|---|
| 680 | 680 |
|
| 681 | 681 |
/* Record that data is available for a queued command. Returns zero if |
| 682 | 682 |
the device was reselected, nonzero if the IO is deferred. */ |
| 683 |
static int lsi_queue_tag(LSIState *s, uint32_t tag, uint32_t arg)
|
|
| 683 |
static int lsi_queue_tag(LSIState *s, uint32_t tag, uint32_t len)
|
|
| 684 | 684 |
{
|
| 685 | 685 |
lsi_request *p; |
| 686 | 686 |
|
| ... | ... | |
| 693 | 693 |
if (p->pending) {
|
| 694 | 694 |
BADF("Multiple IO pending for tag %d\n", tag);
|
| 695 | 695 |
} |
| 696 |
p->pending = arg;
|
|
| 696 |
p->pending = len;
|
|
| 697 | 697 |
/* Reselect if waiting for it, or if reselection triggers an IRQ |
| 698 | 698 |
and the bus is free. |
| 699 | 699 |
Since no interrupt stacking is implemented in the emulation, it |
| ... | ... | |
| 707 | 707 |
return 0; |
| 708 | 708 |
} else {
|
| 709 | 709 |
DPRINTF("Queueing IO tag=0x%x\n", tag);
|
| 710 |
p->pending = arg;
|
|
| 710 |
p->pending = len;
|
|
| 711 | 711 |
return 1; |
| 712 | 712 |
} |
| 713 | 713 |
} |
| 714 | 714 |
|
| 715 | 715 |
/* Callback to indicate that the SCSI layer has completed a command. */ |
| 716 |
static void lsi_command_complete(SCSIRequest *req, uint32_t arg)
|
|
| 716 |
static void lsi_command_complete(SCSIRequest *req, uint32_t status)
|
|
| 717 | 717 |
{
|
| 718 | 718 |
LSIState *s = DO_UPCAST(LSIState, dev.qdev, req->bus->qbus.parent); |
| 719 | 719 |
int out; |
| 720 | 720 |
|
| 721 | 721 |
out = (s->sstat1 & PHASE_MASK) == PHASE_DO; |
| 722 |
DPRINTF("Command complete status=%d\n", (int)arg);
|
|
| 723 |
s->status = arg;
|
|
| 722 |
DPRINTF("Command complete status=%d\n", (int)status);
|
|
| 723 |
s->status = status;
|
|
| 724 | 724 |
s->command_complete = 2; |
| 725 | 725 |
if (s->waiting && s->dbc != 0) {
|
| 726 | 726 |
/* Raise phase mismatch for short transfers. */ |
| ... | ... | |
| 738 | 738 |
} |
| 739 | 739 |
|
| 740 | 740 |
/* Callback to indicate that the SCSI layer has completed a transfer. */ |
| 741 |
static void lsi_transfer_data(SCSIRequest *req, uint32_t arg)
|
|
| 741 |
static void lsi_transfer_data(SCSIRequest *req, uint32_t len)
|
|
| 742 | 742 |
{
|
| 743 | 743 |
LSIState *s = DO_UPCAST(LSIState, dev.qdev, req->bus->qbus.parent); |
| 744 | 744 |
int out; |
| 745 | 745 |
|
| 746 | 746 |
if (s->waiting == 1 || !s->current || req->tag != s->current->tag || |
| 747 | 747 |
(lsi_irq_on_rsl(s) && !(s->scntl1 & LSI_SCNTL1_CON))) {
|
| 748 |
if (lsi_queue_tag(s, req->tag, arg)) {
|
|
| 748 |
if (lsi_queue_tag(s, req->tag, len)) {
|
|
| 749 | 749 |
return; |
| 750 | 750 |
} |
| 751 | 751 |
} |
| ... | ... | |
| 753 | 753 |
out = (s->sstat1 & PHASE_MASK) == PHASE_DO; |
| 754 | 754 |
|
| 755 | 755 |
/* host adapter (re)connected */ |
| 756 |
DPRINTF("Data ready tag=0x%x len=%d\n", req->tag, arg);
|
|
| 757 |
s->current->dma_len = arg;
|
|
| 756 |
DPRINTF("Data ready tag=0x%x len=%d\n", req->tag, len);
|
|
| 757 |
s->current->dma_len = len;
|
|
| 758 | 758 |
s->command_complete = 1; |
| 759 | 759 |
if (s->waiting) {
|
| 760 | 760 |
if (s->waiting == 1 || s->dbc == 0) {
|
| b/hw/spapr_vscsi.c | ||
|---|---|---|
| 480 | 480 |
} |
| 481 | 481 |
|
| 482 | 482 |
/* Callback to indicate that the SCSI layer has completed a transfer. */ |
| 483 |
static void vscsi_transfer_data(SCSIRequest *sreq, uint32_t arg)
|
|
| 483 |
static void vscsi_transfer_data(SCSIRequest *sreq, uint32_t len)
|
|
| 484 | 484 |
{
|
| 485 | 485 |
VSCSIState *s = DO_UPCAST(VSCSIState, vdev.qdev, sreq->bus->qbus.parent); |
| 486 | 486 |
vscsi_req *req = vscsi_find_req(s, sreq); |
| 487 | 487 |
uint8_t *buf; |
| 488 |
int len, rc = 0;
|
|
| 488 |
int rc = 0; |
|
| 489 | 489 |
|
| 490 |
dprintf("VSCSI: SCSI xfer complete tag=0x%x arg=0x%x, req=%p\n",
|
|
| 491 |
sreq->tag, arg, req);
|
|
| 490 |
dprintf("VSCSI: SCSI xfer complete tag=0x%x len=0x%x, req=%p\n",
|
|
| 491 |
sreq->tag, len, req);
|
|
| 492 | 492 |
if (req == NULL) {
|
| 493 | 493 |
fprintf(stderr, "VSCSI: Can't find request for tag 0x%x\n", sreq->tag); |
| 494 | 494 |
return; |
| ... | ... | |
| 497 | 497 |
if (req->sensing) {
|
| 498 | 498 |
uint8_t *buf = scsi_req_get_buf(sreq); |
| 499 | 499 |
|
| 500 |
len = MIN(arg, SCSI_SENSE_BUF_SIZE);
|
|
| 500 |
len = MIN(len, SCSI_SENSE_BUF_SIZE);
|
|
| 501 | 501 |
dprintf("VSCSI: Sense data, %d bytes:\n", len);
|
| 502 | 502 |
dprintf(" %02x %02x %02x %02x %02x %02x %02x %02x\n",
|
| 503 | 503 |
buf[0], buf[1], buf[2], buf[3], |
| ... | ... | |
| 511 | 511 |
return; |
| 512 | 512 |
} |
| 513 | 513 |
|
| 514 |
/* "arg" is how much we have read for reads and how much we want |
|
| 515 |
* to write for writes (ie, how much is to be DMA'd) |
|
| 516 |
*/ |
|
| 517 |
if (arg) {
|
|
| 514 |
if (len) {
|
|
| 518 | 515 |
buf = scsi_req_get_buf(sreq); |
| 519 |
rc = vscsi_srp_transfer_data(s, req, req->writing, buf, arg);
|
|
| 516 |
rc = vscsi_srp_transfer_data(s, req, req->writing, buf, len);
|
|
| 520 | 517 |
} |
| 521 | 518 |
if (rc < 0) {
|
| 522 | 519 |
fprintf(stderr, "VSCSI: RDMA error rc=%d!\n", rc); |
| ... | ... | |
| 531 | 528 |
} |
| 532 | 529 |
|
| 533 | 530 |
/* Callback to indicate that the SCSI layer has completed a transfer. */ |
| 534 |
static void vscsi_command_complete(SCSIRequest *sreq, uint32_t arg)
|
|
| 531 |
static void vscsi_command_complete(SCSIRequest *sreq, uint32_t status)
|
|
| 535 | 532 |
{
|
| 536 | 533 |
VSCSIState *s = DO_UPCAST(VSCSIState, vdev.qdev, sreq->bus->qbus.parent); |
| 537 | 534 |
vscsi_req *req = vscsi_find_req(s, sreq); |
| 538 | 535 |
int32_t res_in = 0, res_out = 0; |
| 539 | 536 |
|
| 540 |
dprintf("VSCSI: SCSI cmd complete, r=0x%x tag=0x%x arg=0x%x, req=%p\n",
|
|
| 541 |
reason, sreq->tag, arg, req);
|
|
| 537 |
dprintf("VSCSI: SCSI cmd complete, r=0x%x tag=0x%x status=0x%x, req=%p\n",
|
|
| 538 |
reason, sreq->tag, status, req);
|
|
| 542 | 539 |
if (req == NULL) {
|
| 543 | 540 |
fprintf(stderr, "VSCSI: Can't find request for tag 0x%x\n", sreq->tag); |
| 544 | 541 |
return; |
| 545 | 542 |
} |
| 546 | 543 |
|
| 547 |
if (!req->sensing && arg == CHECK_CONDITION) {
|
|
| 544 |
if (!req->sensing && status == CHECK_CONDITION) {
|
|
| 548 | 545 |
vscsi_send_request_sense(s, req); |
| 549 | 546 |
return; |
| 550 | 547 |
} |
| 551 | 548 |
|
| 552 | 549 |
if (req->sensing) {
|
| 553 | 550 |
dprintf("VSCSI: Sense done !\n");
|
| 554 |
arg = CHECK_CONDITION;
|
|
| 551 |
status = CHECK_CONDITION;
|
|
| 555 | 552 |
} else {
|
| 556 |
dprintf("VSCSI: Command complete err=%d\n", arg);
|
|
| 557 |
if (arg == 0) {
|
|
| 553 |
dprintf("VSCSI: Command complete err=%d\n", status);
|
|
| 554 |
if (status == 0) {
|
|
| 558 | 555 |
/* We handle overflows, not underflows for normal commands, |
| 559 | 556 |
* but hopefully nobody cares |
| 560 | 557 |
*/ |
| b/hw/usb-msd.c | ||
|---|---|---|
| 208 | 208 |
memcpy(p->data, &csw, len); |
| 209 | 209 |
} |
| 210 | 210 |
|
| 211 |
static void usb_msd_transfer_data(SCSIRequest *req, uint32_t arg)
|
|
| 211 |
static void usb_msd_transfer_data(SCSIRequest *req, uint32_t len)
|
|
| 212 | 212 |
{
|
| 213 | 213 |
MSDState *s = DO_UPCAST(MSDState, dev.qdev, req->bus->qbus.parent); |
| 214 | 214 |
USBPacket *p = s->packet; |
| ... | ... | |
| 218 | 218 |
} |
| 219 | 219 |
|
| 220 | 220 |
assert((s->mode == USB_MSDM_DATAOUT) == (req->cmd.mode == SCSI_XFER_TO_DEV)); |
| 221 |
s->scsi_len = arg;
|
|
| 221 |
s->scsi_len = len;
|
|
| 222 | 222 |
s->scsi_buf = scsi_req_get_buf(req); |
| 223 | 223 |
if (p) {
|
| 224 | 224 |
usb_msd_copy_data(s); |
| ... | ... | |
| 233 | 233 |
} |
| 234 | 234 |
} |
| 235 | 235 |
|
| 236 |
static void usb_msd_command_complete(SCSIRequest *req, uint32_t arg)
|
|
| 236 |
static void usb_msd_command_complete(SCSIRequest *req, uint32_t status)
|
|
| 237 | 237 |
{
|
| 238 | 238 |
MSDState *s = DO_UPCAST(MSDState, dev.qdev, req->bus->qbus.parent); |
| 239 | 239 |
USBPacket *p = s->packet; |
| ... | ... | |
| 241 | 241 |
if (req->tag != s->tag) {
|
| 242 | 242 |
fprintf(stderr, "usb-msd: Unexpected SCSI Tag 0x%x\n", req->tag); |
| 243 | 243 |
} |
| 244 |
DPRINTF("Command complete %d\n", arg);
|
|
| 244 |
DPRINTF("Command complete %d\n", status);
|
|
| 245 | 245 |
s->residue = s->data_len; |
| 246 |
s->result = arg != 0;
|
|
| 246 |
s->result = status != 0;
|
|
| 247 | 247 |
if (s->packet) {
|
| 248 | 248 |
if (s->data_len == 0 && s->mode == USB_MSDM_DATAOUT) {
|
| 249 | 249 |
/* A deferred packet with no write data remaining must be |
Also available in: Unified diff