[SCSI] qla2xxx: Add support for embedded ISP24xx firmware.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 61 insertions, 0 deletions

diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index 13e2aaf5676..dadc91bd0ea 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -3550,6 +3550,67 @@ qla2x00_load_risc(scsi_qla_host_t *ha, uint32_t *srisc_addr)
 }
 
 int
+qla24xx_load_risc(scsi_qla_host_t *ha, uint32_t *srisc_addr)
+{
+	int	rval, num, i;
+	uint32_t cnt;
+	uint32_t *risc_code;
+	uint32_t risc_addr, risc_size;
+	uint32_t *req_ring;
+	struct qla_fw_info *fw_iter;
+
+	rval = QLA_SUCCESS;
+
+	/* Load firmware sequences */
+	fw_iter = ha->brd_info->fw_info;
+	*srisc_addr = *((uint32_t *)fw_iter->lfwstart);
+	while (fw_iter->addressing != FW_INFO_ADDR_NOMORE) {
+		risc_code = (uint32_t *)fw_iter->fwcode;
+		risc_size = *((uint32_t *)fw_iter->fwlen);
+		risc_addr = *((uint32_t *)fw_iter->lfwstart);
+
+		num = 0;
+		rval = 0;
+		while (risc_size > 0 && !rval) {
+			cnt = (uint32_t)(ha->fw_transfer_size >> 2);
+			if (cnt > risc_size)
+				cnt = risc_size;
+
+			DEBUG7(printk("scsi(%ld): Loading risc segment@ "
+			    "addr %p, number of bytes 0x%x, offset 0x%lx.\n",
+			    ha->host_no, risc_code, cnt, risc_addr));
+
+			req_ring = (uint32_t *)ha->request_ring;
+			for (i = 0; i < cnt; i++)
+				req_ring[i] = cpu_to_le32(risc_code[i]);
+
+			rval = qla2x00_load_ram(ha, ha->request_dma, risc_addr,
+			    cnt);
+			if (rval) {
+				DEBUG(printk("scsi(%ld): [ERROR] Failed to "
+				    "load segment %d of firmware\n",
+				    ha->host_no, num));
+				qla_printk(KERN_WARNING, ha,
+				    "[ERROR] Failed to load segment %d of "
+				    "firmware\n", num);
+
+				qla2x00_dump_regs(ha);
+				break;
+			}
+
+			risc_code += cnt;
+			risc_addr += cnt;
+			risc_size -= cnt;
+			num++;
+		}
+
+		/* Next firmware sequence */
+		fw_iter++;
+	}
+	return rval;
+}
+
+int
 qla24xx_load_risc_flash(scsi_qla_host_t *ha, uint32_t *srisc_addr)
 {
 	int	rval;