/* Copy the code from the BIOS to the SRAM */
+ udelay(500); /* Required on Sun Ultra 5 ... 350 -> failures */
bios_addr = (u16) le32_to_cpu(data32); /* FW code locate at BIOS address + ? */
for (i = 0, data32_ptr = (u8 *) & data32; /* Download the code */
i < 0x1000; /* Firmware code size = 4K */
* Build a host adapter control block from the SCSI mid layer command
*/
-static void inia100_build_scb(struct orc_host * host, struct orc_scb * scb, struct scsi_cmnd * cmd)
+static int inia100_build_scb(struct orc_host * host, struct orc_scb * scb, struct scsi_cmnd * cmd)
{ /* Create corresponding SCB */
struct scatterlist *sg;
struct orc_sgent *sgent; /* Pointer to SG list */
sgent = (struct orc_sgent *) & escb->sglist[0];
count_sg = scsi_dma_map(cmd);
- BUG_ON(count_sg < 0);
+ if (count_sg < 0)
+ return count_sg;
+ BUG_ON(count_sg > TOTAL_SG_ENTRY);
/* Build the scatter gather lists */
if (count_sg) {
scb->tag_msg = 0; /* No tag support */
}
memcpy(scb->cdb, cmd->cmnd, scb->cdb_len);
+ return 0;
}
/**
if ((scb = orc_alloc_scb(host)) == NULL)
return SCSI_MLQUEUE_HOST_BUSY;
- inia100_build_scb(host, scb, cmd);
+ if (inia100_build_scb(host, scb, cmd)) {
+ orc_release_scb(host, scb);
+ return SCSI_MLQUEUE_HOST_BUSY;
+ }
orc_exec_scb(host, scb); /* Start execute SCB */
return 0;
}