- ESCB *pEScb;
-
- pEScb = pSCB->SCB_EScb;
- pEScb->SCB_Srb = SCpnt;
- pSG = NULL;
-
- pSCB->SCB_Opcode = ORC_EXECSCSI;
- pSCB->SCB_Flags = SCF_NO_DCHK; /* Clear done bit */
- pSCB->SCB_Target = SCpnt->device->id;
- pSCB->SCB_Lun = SCpnt->device->lun;
- pSCB->SCB_Reserved0 = 0;
- pSCB->SCB_Reserved1 = 0;
- pSCB->SCB_SGLen = 0;
-
- if ((pSCB->SCB_XferLen = (U32) SCpnt->request_bufflen)) {
- pSG = (ORC_SG *) & pEScb->ESCB_SGList[0];
- if (SCpnt->use_sg) {
- pSrbSG = (struct scatterlist *) SCpnt->request_buffer;
- count_sg = pci_map_sg(pHCB->pdev, pSrbSG, SCpnt->use_sg,
- SCpnt->sc_data_direction);
- pSCB->SCB_SGLen = (U32) (count_sg * 8);
- for (i = 0; i < count_sg; i++, pSG++, pSrbSG++) {
- pSG->SG_Ptr = (U32) sg_dma_address(pSrbSG);
- pSG->SG_Len = (U32) sg_dma_len(pSrbSG);
- }
- } else if (SCpnt->request_bufflen != 0) {/* Non SG */
- pSCB->SCB_SGLen = 0x8;
- SCpnt->SCp.dma_handle = pci_map_single(pHCB->pdev,
- SCpnt->request_buffer,
- SCpnt->request_bufflen,
- SCpnt->sc_data_direction);
- pSG->SG_Ptr = (U32) SCpnt->SCp.dma_handle;
- pSG->SG_Len = (U32) SCpnt->request_bufflen;
- } else {
- pSCB->SCB_SGLen = 0;
- pSG->SG_Ptr = 0;
- pSG->SG_Len = 0;
+ struct orc_extended_scb *escb;
+
+ /* Links between the escb, scb and Linux scsi midlayer cmd */
+ escb = scb->escb;
+ escb->srb = cmd;
+ sgent = NULL;
+
+ /* Set up the SCB to do a SCSI command block */
+ scb->opcode = ORC_EXECSCSI;
+ scb->flags = SCF_NO_DCHK; /* Clear done bit */
+ scb->target = cmd->device->id;
+ scb->lun = cmd->device->lun;
+ scb->reserved0 = 0;
+ scb->reserved1 = 0;
+ scb->sg_len = 0;
+
+ scb->xferlen = (u32) scsi_bufflen(cmd);
+ sgent = (struct orc_sgent *) & escb->sglist[0];
+
+ count_sg = scsi_dma_map(cmd);
+ BUG_ON(count_sg < 0);
+
+ /* Build the scatter gather lists */
+ if (count_sg) {
+ scb->sg_len = (u32) (count_sg * 8);
+ scsi_for_each_sg(cmd, sg, count_sg, i) {
+ sgent->base = (u32) sg_dma_address(sg);
+ sgent->length = (u32) sg_dma_len(sg);
+ sgent++;