+void
+qla2xxx_get_flash_info(scsi_qla_host_t *ha)
+{
+#define FLASH_BLK_SIZE_32K 0x8000
+#define FLASH_BLK_SIZE_64K 0x10000
+ uint16_t cnt, chksum;
+ uint16_t *wptr;
+ struct qla_fdt_layout *fdt;
+ uint8_t man_id, flash_id;
+
+ if (!IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha))
+ return;
+
+ wptr = (uint16_t *)ha->request_ring;
+ fdt = (struct qla_fdt_layout *)ha->request_ring;
+ ha->isp_ops->read_optrom(ha, (uint8_t *)ha->request_ring,
+ FA_FLASH_DESCR_ADDR << 2, OPTROM_BURST_SIZE);
+ if (*wptr == __constant_cpu_to_le16(0xffff))
+ goto no_flash_data;
+ if (fdt->sig[0] != 'Q' || fdt->sig[1] != 'L' || fdt->sig[2] != 'I' ||
+ fdt->sig[3] != 'D')
+ goto no_flash_data;
+
+ for (cnt = 0, chksum = 0; cnt < sizeof(struct qla_fdt_layout) >> 1;
+ cnt++)
+ chksum += le16_to_cpu(*wptr++);
+ if (chksum) {
+ DEBUG2(qla_printk(KERN_INFO, ha, "Inconsistent FDT detected: "
+ "checksum=0x%x id=%c version=0x%x.\n", chksum, fdt->sig[0],
+ le16_to_cpu(fdt->version)));
+ DEBUG9(qla2x00_dump_buffer((uint8_t *)fdt, sizeof(*fdt)));
+ goto no_flash_data;
+ }
+
+ ha->fdt_odd_index = le16_to_cpu(fdt->man_id) == 0x1f;
+ ha->fdt_wrt_disable = fdt->wrt_disable_bits;
+ ha->fdt_erase_cmd = flash_conf_to_access_addr(0x0300 | fdt->erase_cmd);
+ ha->fdt_block_size = le32_to_cpu(fdt->block_size);
+ if (fdt->unprotect_sec_cmd) {
+ ha->fdt_unprotect_sec_cmd = flash_conf_to_access_addr(0x0300 |
+ fdt->unprotect_sec_cmd);
+ ha->fdt_protect_sec_cmd = fdt->protect_sec_cmd ?
+ flash_conf_to_access_addr(0x0300 | fdt->protect_sec_cmd):
+ flash_conf_to_access_addr(0x0336);
+ }
+
+ DEBUG2(qla_printk(KERN_DEBUG, ha, "Flash[FDT]: (0x%x/0x%x) erase=0x%x "
+ "pro=%x upro=%x idx=%d wrtd=0x%x blk=0x%x.\n",
+ le16_to_cpu(fdt->man_id), le16_to_cpu(fdt->id), ha->fdt_erase_cmd,
+ ha->fdt_protect_sec_cmd, ha->fdt_unprotect_sec_cmd,
+ ha->fdt_odd_index, ha->fdt_wrt_disable, ha->fdt_block_size));
+ return;
+
+no_flash_data:
+ qla24xx_get_flash_manufacturer(ha, &man_id, &flash_id);
+ ha->fdt_wrt_disable = 0x9c;
+ ha->fdt_erase_cmd = flash_conf_to_access_addr(0x03d8);
+ switch (man_id) {
+ case 0xbf: /* STT flash. */
+ if (flash_id == 0x8e)
+ ha->fdt_block_size = FLASH_BLK_SIZE_64K;
+ else
+ ha->fdt_block_size = FLASH_BLK_SIZE_32K;
+
+ if (flash_id == 0x80)
+ ha->fdt_erase_cmd = flash_conf_to_access_addr(0x0352);
+ break;
+ case 0x13: /* ST M25P80. */
+ ha->fdt_block_size = FLASH_BLK_SIZE_64K;
+ break;
+ case 0x1f: /* Atmel 26DF081A. */
+ ha->fdt_odd_index = 1;
+ ha->fdt_block_size = FLASH_BLK_SIZE_64K;
+ ha->fdt_erase_cmd = flash_conf_to_access_addr(0x0320);
+ ha->fdt_unprotect_sec_cmd = flash_conf_to_access_addr(0x0339);
+ ha->fdt_protect_sec_cmd = flash_conf_to_access_addr(0x0336);
+ break;
+ default:
+ /* Default to 64 kb sector size. */
+ ha->fdt_block_size = FLASH_BLK_SIZE_64K;
+ break;
+ }
+
+ DEBUG2(qla_printk(KERN_DEBUG, ha, "Flash[MID]: (0x%x/0x%x) erase=0x%x "
+ "pro=%x upro=%x idx=%d wrtd=0x%x blk=0x%x.\n", man_id, flash_id,
+ ha->fdt_erase_cmd, ha->fdt_protect_sec_cmd,
+ ha->fdt_unprotect_sec_cmd, ha->fdt_odd_index, ha->fdt_wrt_disable,
+ ha->fdt_block_size));
+}
+