usb/storage/ustorage_fs.c

203 	}	sc_transfer;
500 			sc->sc_transfer.data_error = 1;
547 		sc->sc_transfer.offset = 0;
548 		sc->sc_transfer.data_rem =
552 		sc->sc_transfer.data_short = 0;
555 		sc->sc_transfer.lun = sc->sc_cbw->bCBWLUN;
557 		if (sc->sc_transfer.data_rem == 0) {
558 			sc->sc_transfer.cbw_dir = DIR_NONE;
561 				sc->sc_transfer.cbw_dir = DIR_WRITE;
563 				sc->sc_transfer.cbw_dir = DIR_READ;
567 		sc->sc_transfer.cmd_len = sc->sc_cbw->bCDBLength;
568 		if ((sc->sc_transfer.cmd_len > sizeof(sc->sc_cbw->CBWCDB)) ||
569 		    (sc->sc_transfer.cmd_len == 0)) {
572 			    sc->sc_transfer.cmd_len);
582 		if ((sc->sc_transfer.data_rem > 0) &&
583 		    (sc->sc_transfer.cbw_dir != sc->sc_transfer.cmd_dir)) {
589 		switch (sc->sc_transfer.cbw_dir) {
605 		if (sc->sc_transfer.data_error) {
606 			sc->sc_transfer.data_error = 0;
622 			sc->sc_transfer.data_error = 1;
632 		if (sc->sc_transfer.cbw_dir == DIR_READ) {
638 		if (sc->sc_transfer.cbw_dir == DIR_WRITE) {
640 			sc->sc_transfer.data_error = 1;
659 		sc->sc_transfer.data_rem -= actlen;
660 		sc->sc_transfer.offset += actlen;
662 		if (actlen != sumlen || sc->sc_transfer.data_rem == 0) {
672 		if (max_bulk > sc->sc_transfer.data_rem) {
673 			max_bulk = sc->sc_transfer.data_rem;
675 		if (sc->sc_transfer.data_error) {
676 			sc->sc_transfer.data_error = 0;
691 			sc->sc_transfer.data_error = 1;
712 		memcpy(sc->sc_transfer.data_ptr, sc->sc_dma_ptr, actlen);
714 		sc->sc_transfer.data_rem -= actlen;
715 		sc->sc_transfer.data_ptr += actlen;
716 		sc->sc_transfer.offset += actlen;
718 		if (actlen != sumlen || sc->sc_transfer.data_rem == 0) {
728 		if (max_bulk > sc->sc_transfer.data_rem) {
729 			max_bulk = sc->sc_transfer.data_rem;
731 		if (sc->sc_transfer.data_error) {
732 			sc->sc_transfer.data_error = 0;
746 			sc->sc_transfer.data_error = 1;
766 		sc->sc_transfer.data_rem -= actlen;
767 		sc->sc_transfer.data_ptr += actlen;
768 		sc->sc_transfer.offset += actlen;
770 		if (actlen != sumlen || sc->sc_transfer.data_rem == 0) {
778 		if (max_bulk >= sc->sc_transfer.data_rem) {
779 			max_bulk = sc->sc_transfer.data_rem;
780 			if (sc->sc_transfer.data_short)
787 		if (sc->sc_transfer.data_error) {
788 			sc->sc_transfer.data_error = 0;
793 		memcpy(sc->sc_dma_ptr, sc->sc_transfer.data_ptr, max_bulk);
808 			sc->sc_transfer.data_error = 1;
830 		USETDW(sc->sc_csw->dCSWDataResidue, sc->sc_transfer.data_rem);
832 		if (sc->sc_transfer.data_error) {
833 			sc->sc_transfer.data_error = 0;
847 			sc->sc_transfer.data_error = 1;
940 	struct ustorage_fs_lun *currlun = sc->sc_transfer.currlun;
995 	uint8_t *buf = sc->sc_transfer.data_ptr;
997 	struct ustorage_fs_lun *currlun = sc->sc_transfer.currlun;
999 	if (!sc->sc_transfer.currlun) {
1036 	uint8_t *buf = sc->sc_transfer.data_ptr;
1037 	struct ustorage_fs_lun *currlun = sc->sc_transfer.currlun;
1105 	uint8_t *buf = sc->sc_transfer.data_ptr;
1106 	struct ustorage_fs_lun *currlun = sc->sc_transfer.currlun;
1136 	uint8_t *buf = sc->sc_transfer.data_ptr;
1137 	struct ustorage_fs_lun *currlun = sc->sc_transfer.currlun;
1243 	struct ustorage_fs_lun *currlun = sc->sc_transfer.currlun;
1272 	struct ustorage_fs_lun *currlun = sc->sc_transfer.currlun;
1302 	uint8_t *buf = sc->sc_transfer.data_ptr;
1303 	struct ustorage_fs_lun *currlun = sc->sc_transfer.currlun;
1333 	struct ustorage_fs_lun *currlun = sc->sc_transfer.currlun;
1351 	struct ustorage_fs_lun *currlun = sc->sc_transfer.currlun;
1375 	struct ustorage_fs_lun *currlun = sc->sc_transfer.currlun;
1400 	len = sc->sc_transfer.data_rem >> 9;
1412 	sc->sc_transfer.data_ptr = currlun->memory_image + file_offset;
1427 	struct ustorage_fs_lun *currlun = sc->sc_transfer.currlun;
1464 	len = sc->sc_transfer.data_rem >> 9;
1476 	sc->sc_transfer.data_ptr = currlun->memory_image + file_offset;
1491 	if (len != sc->sc_transfer.data_rem) {
1493 		if (sc->sc_transfer.cbw_dir == DIR_READ) {
1503 		if (sc->sc_transfer.data_rem > len) {
1505 			sc->sc_transfer.data_rem = len;
1506 			sc->sc_transfer.data_short = 1;
1510 		if (sc->sc_transfer.data_rem & ~mask) {
1512 			sc->sc_transfer.data_rem &= mask;
1513 			sc->sc_transfer.data_short = 1;
1538 	if (min_cmd_size > sc->sc_transfer.cmd_len) {
1540 		    min_cmd_size, sc->sc_transfer.cmd_len);
1548 	if (lun != sc->sc_transfer.lun) {
1552 	if (sc->sc_transfer.lun <= sc->sc_last_lun) {
1553 		sc->sc_transfer.currlun = currlun =
1554 		    sc->sc_lun + sc->sc_transfer.lun;
1573 		sc->sc_transfer.currlun = currlun = NULL;
1625 	sc->sc_transfer.data_ptr = sc->sc_qdata;
1628 	    sc->sc_cbw->CBWCDB[0], sc->sc_transfer.data_rem);
1632 		sc->sc_transfer.cmd_dir = DIR_WRITE;
1647 		sc->sc_transfer.cmd_dir = DIR_READ;
1662 		sc->sc_transfer.cmd_dir = DIR_READ;
1678 		sc->sc_transfer.cmd_dir = DIR_WRITE;
1693 		sc->sc_transfer.cmd_dir = DIR_WRITE;
1724 		sc->sc_transfer.cmd_dir = DIR_WRITE;
1740 		sc->sc_transfer.cmd_dir = DIR_WRITE;
1756 		sc->sc_transfer.cmd_dir = DIR_WRITE;
1778 		sc->sc_transfer.cmd_dir = DIR_WRITE;
1789 		sc->sc_transfer.cmd_dir = DIR_WRITE;
1805 		sc->sc_transfer.cmd_dir = DIR_WRITE;
1876 		sc->sc_transfer.cmd_dir = DIR_READ;
1892 		sc->sc_transfer.cmd_dir = DIR_READ;
1908 		sc->sc_transfer.cmd_dir = DIR_READ;
1947 		error = ustorage_fs_check_cmd(sc, sc->sc_transfer.cmd_len,
1952 		sc->sc_transfer.currlun->sense_data =