diff options
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_sup.c')
-rw-r--r-- | drivers/scsi/qla2xxx/qla_sup.c | 242 |
1 files changed, 212 insertions, 30 deletions
diff --git a/drivers/scsi/qla2xxx/qla_sup.c b/drivers/scsi/qla2xxx/qla_sup.c index 1bca744..6de1e3b 100644 --- a/drivers/scsi/qla2xxx/qla_sup.c +++ b/drivers/scsi/qla2xxx/qla_sup.c @@ -543,23 +543,186 @@ qla24xx_get_flash_manufacturer(scsi_qla_host_t *ha, uint8_t *man_id, } } -void -qla2xxx_get_flash_info(scsi_qla_host_t *ha) +static int +qla2xxx_find_flt_start(scsi_qla_host_t *ha, uint32_t *start) +{ + const char *loc, *locations[] = { "DEF", "PCI" }; + uint32_t pcihdr, pcids; + uint32_t *dcode; + uint8_t *buf, *bcode, last_image; + uint16_t cnt, chksum, *wptr; + struct qla_flt_location *fltl; + + /* + * FLT-location structure resides after the last PCI region. + */ + + /* Begin with sane defaults. */ + loc = locations[0]; + *start = IS_QLA24XX_TYPE(ha) ? FA_FLASH_LAYOUT_ADDR_24: + FA_FLASH_LAYOUT_ADDR; + + /* Begin with first PCI expansion ROM header. */ + buf = (uint8_t *)ha->request_ring; + dcode = (uint32_t *)ha->request_ring; + pcihdr = 0; + last_image = 1; + do { + /* Verify PCI expansion ROM header. */ + qla24xx_read_flash_data(ha, dcode, pcihdr >> 2, 0x20); + bcode = buf + (pcihdr % 4); + if (bcode[0x0] != 0x55 || bcode[0x1] != 0xaa) + goto end; + + /* Locate PCI data structure. */ + pcids = pcihdr + ((bcode[0x19] << 8) | bcode[0x18]); + qla24xx_read_flash_data(ha, dcode, pcids >> 2, 0x20); + bcode = buf + (pcihdr % 4); + + /* Validate signature of PCI data structure. */ + if (bcode[0x0] != 'P' || bcode[0x1] != 'C' || + bcode[0x2] != 'I' || bcode[0x3] != 'R') + goto end; + + last_image = bcode[0x15] & BIT_7; + + /* Locate next PCI expansion ROM. */ + pcihdr += ((bcode[0x11] << 8) | bcode[0x10]) * 512; + } while (!last_image); + + /* Now verify FLT-location structure. */ + fltl = (struct qla_flt_location *)ha->request_ring; + qla24xx_read_flash_data(ha, dcode, pcihdr >> 2, + sizeof(struct qla_flt_location) >> 2); + if (fltl->sig[0] != 'Q' || fltl->sig[1] != 'F' || + fltl->sig[2] != 'L' || fltl->sig[3] != 'T') + goto end; + + wptr = (uint16_t *)ha->request_ring; + cnt = sizeof(struct qla_flt_location) >> 1; + for (chksum = 0; cnt; cnt--) + chksum += le16_to_cpu(*wptr++); + if (chksum) { + qla_printk(KERN_ERR, ha, + "Inconsistent FLTL detected: checksum=0x%x.\n", chksum); + qla2x00_dump_buffer(buf, sizeof(struct qla_flt_location)); + return QLA_FUNCTION_FAILED; + } + + /* Good data. Use specified location. */ + loc = locations[1]; + *start = le16_to_cpu(fltl->start_hi) << 16 | + le16_to_cpu(fltl->start_lo); +end: + DEBUG2(qla_printk(KERN_DEBUG, ha, "FLTL[%s] = 0x%x.\n", loc, *start)); + return QLA_SUCCESS; +} + +static void +qla2xxx_get_flt_info(scsi_qla_host_t *ha, uint32_t flt_addr) +{ + const char *loc, *locations[] = { "DEF", "FLT" }; + uint16_t *wptr; + uint16_t cnt, chksum; + uint32_t start; + struct qla_flt_header *flt; + struct qla_flt_region *region; + + ha->flt_region_flt = flt_addr; + wptr = (uint16_t *)ha->request_ring; + flt = (struct qla_flt_header *)ha->request_ring; + region = (struct qla_flt_region *)&flt[1]; + ha->isp_ops->read_optrom(ha, (uint8_t *)ha->request_ring, + flt_addr << 2, OPTROM_BURST_SIZE); + if (*wptr == __constant_cpu_to_le16(0xffff)) + goto no_flash_data; + if (flt->version != __constant_cpu_to_le16(1)) { + DEBUG2(qla_printk(KERN_INFO, ha, "Unsupported FLT detected: " + "version=0x%x length=0x%x checksum=0x%x.\n", + le16_to_cpu(flt->version), le16_to_cpu(flt->length), + le16_to_cpu(flt->checksum))); + goto no_flash_data; + } + + cnt = (sizeof(struct qla_flt_header) + le16_to_cpu(flt->length)) >> 1; + for (chksum = 0; cnt; cnt--) + chksum += le16_to_cpu(*wptr++); + if (chksum) { + DEBUG2(qla_printk(KERN_INFO, ha, "Inconsistent FLT detected: " + "version=0x%x length=0x%x checksum=0x%x.\n", + le16_to_cpu(flt->version), le16_to_cpu(flt->length), + chksum)); + goto no_flash_data; + } + + loc = locations[1]; + cnt = le16_to_cpu(flt->length) / sizeof(struct qla_flt_region); + for ( ; cnt; cnt--, region++) { + /* Store addresses as DWORD offsets. */ + start = le32_to_cpu(region->start) >> 2; + + DEBUG3(qla_printk(KERN_DEBUG, ha, "FLT[%02x]: start=0x%x " + "end=0x%x size=0x%x.\n", le32_to_cpu(region->code), start, + le32_to_cpu(region->end) >> 2, le32_to_cpu(region->size))); + + switch (le32_to_cpu(region->code)) { + case FLT_REG_FW: + ha->flt_region_fw = start; + break; + case FLT_REG_BOOT_CODE: + ha->flt_region_boot = start; + break; + case FLT_REG_VPD_0: + ha->flt_region_vpd_nvram = start; + break; + case FLT_REG_FDT: + ha->flt_region_fdt = start; + break; + case FLT_REG_HW_EVENT_0: + if (!PCI_FUNC(ha->pdev->devfn)) + ha->flt_region_hw_event = start; + break; + case FLT_REG_HW_EVENT_1: + if (PCI_FUNC(ha->pdev->devfn)) + ha->flt_region_hw_event = start; + break; + } + } + goto done; + +no_flash_data: + /* Use hardcoded defaults. */ + loc = locations[0]; + ha->flt_region_fw = FA_RISC_CODE_ADDR; + ha->flt_region_boot = FA_BOOT_CODE_ADDR; + ha->flt_region_vpd_nvram = FA_VPD_NVRAM_ADDR; + ha->flt_region_fdt = IS_QLA24XX_TYPE(ha) ? FA_FLASH_DESCR_ADDR_24: + FA_FLASH_DESCR_ADDR; + ha->flt_region_hw_event = !PCI_FUNC(ha->pdev->devfn) ? + FA_HW_EVENT0_ADDR: FA_HW_EVENT1_ADDR; +done: + DEBUG2(qla_printk(KERN_DEBUG, ha, "FLT[%s]: boot=0x%x fw=0x%x " + "vpd_nvram=0x%x fdt=0x%x flt=0x%x hwe=0x%x.\n", loc, + ha->flt_region_boot, ha->flt_region_fw, ha->flt_region_vpd_nvram, + ha->flt_region_fdt, ha->flt_region_flt, ha->flt_region_hw_event)); +} + +static void +qla2xxx_get_fdt_info(scsi_qla_host_t *ha) { #define FLASH_BLK_SIZE_32K 0x8000 #define FLASH_BLK_SIZE_64K 0x10000 + const char *loc, *locations[] = { "MID", "FDT" }; 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; + uint16_t mid, fid; 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); + ha->flt_region_fdt << 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' || @@ -577,7 +740,10 @@ qla2xxx_get_flash_info(scsi_qla_host_t *ha) goto no_flash_data; } - ha->fdt_odd_index = le16_to_cpu(fdt->man_id) == 0x1f; + loc = locations[1]; + mid = le16_to_cpu(fdt->man_id); + fid = le16_to_cpu(fdt->id); + ha->fdt_odd_index = mid == 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); @@ -588,16 +754,12 @@ qla2xxx_get_flash_info(scsi_qla_host_t *ha) 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; - + goto done; no_flash_data: + loc = locations[0]; qla24xx_get_flash_manufacturer(ha, &man_id, &flash_id); + mid = man_id; + fid = flash_id; ha->fdt_wrt_disable = 0x9c; ha->fdt_erase_cmd = flash_conf_to_access_addr(0x03d8); switch (man_id) { @@ -625,14 +787,33 @@ no_flash_data: 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, +done: + DEBUG2(qla_printk(KERN_DEBUG, ha, "FDT[%s]: (0x%x/0x%x) erase=0x%x " + "pro=%x upro=%x idx=%d wrtd=0x%x blk=0x%x.\n", loc, mid, fid, 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)); } +int +qla2xxx_get_flash_info(scsi_qla_host_t *ha) +{ + int ret; + uint32_t flt_addr; + + if (!IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha)) + return QLA_SUCCESS; + + ret = qla2xxx_find_flt_start(ha, &flt_addr); + if (ret != QLA_SUCCESS) + return ret; + + qla2xxx_get_flt_info(ha, flt_addr); + qla2xxx_get_fdt_info(ha); + + return QLA_SUCCESS; +} + static void qla24xx_unprotect_flash(scsi_qla_host_t *ha) { @@ -920,7 +1101,8 @@ qla25xx_read_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, dwptr = (uint32_t *)buf; for (i = 0; i < bytes >> 2; i++, naddr++) dwptr[i] = cpu_to_le32(qla24xx_read_flash_dword(ha, - flash_data_to_access_addr(FA_VPD_NVRAM_ADDR | naddr))); + flash_data_to_access_addr(ha->flt_region_vpd_nvram | + naddr))); return buf; } @@ -935,10 +1117,10 @@ qla25xx_write_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, dbuf = vmalloc(RMW_BUFFER_SIZE); if (!dbuf) return QLA_MEMORY_ALLOC_FAILED; - ha->isp_ops->read_optrom(ha, dbuf, FA_VPD_NVRAM_ADDR << 2, + ha->isp_ops->read_optrom(ha, dbuf, ha->flt_region_vpd_nvram << 2, RMW_BUFFER_SIZE); memcpy(dbuf + (naddr << 2), buf, bytes); - ha->isp_ops->write_optrom(ha, dbuf, FA_VPD_NVRAM_ADDR << 2, + ha->isp_ops->write_optrom(ha, dbuf, ha->flt_region_vpd_nvram << 2, RMW_BUFFER_SIZE); vfree(dbuf); @@ -2166,7 +2348,7 @@ qla2x00_get_flash_version(scsi_qla_host_t *ha, void *mbuf) memset(dbyte, 0, 8); dcode = (uint16_t *)dbyte; - qla2x00_read_flash_data(ha, dbyte, FA_RISC_CODE_ADDR * 4 + 10, + qla2x00_read_flash_data(ha, dbyte, ha->flt_region_fw * 4 + 10, 8); DEBUG3(printk("%s(%ld): dumping fw ver from flash:\n", __func__, ha->host_no)); @@ -2177,7 +2359,7 @@ qla2x00_get_flash_version(scsi_qla_host_t *ha, void *mbuf) (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 && dcode[3] == 0)) { DEBUG2(printk("%s(): Unrecognized fw revision at " - "%x.\n", __func__, FA_RISC_CODE_ADDR * 4)); + "%x.\n", __func__, ha->flt_region_fw * 4)); } else { /* values are in big endian */ ha->fw_revision[0] = dbyte[0] << 16 | dbyte[1]; @@ -2212,7 +2394,7 @@ qla24xx_get_flash_version(scsi_qla_host_t *ha, void *mbuf) dcode = mbuf; /* Begin with first PCI expansion ROM header. */ - pcihdr = 0; + pcihdr = ha->flt_region_boot; last_image = 1; do { /* Verify PCI expansion ROM header. */ @@ -2282,7 +2464,7 @@ qla24xx_get_flash_version(scsi_qla_host_t *ha, void *mbuf) memset(ha->fw_revision, 0, sizeof(ha->fw_revision)); dcode = mbuf; - qla24xx_read_flash_data(ha, dcode, FA_RISC_CODE_ADDR + 4, 4); + qla24xx_read_flash_data(ha, dcode, ha->flt_region_fw + 4, 4); for (i = 0; i < 4; i++) dcode[i] = be32_to_cpu(dcode[i]); @@ -2291,7 +2473,7 @@ qla24xx_get_flash_version(scsi_qla_host_t *ha, void *mbuf) (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 && dcode[3] == 0)) { DEBUG2(printk("%s(): Unrecognized fw version at %x.\n", - __func__, FA_RISC_CODE_ADDR)); + __func__, ha->flt_region_fw)); } else { ha->fw_revision[0] = dcode[0]; ha->fw_revision[1] = dcode[1]; @@ -2355,7 +2537,7 @@ qla2xxx_hw_event_store(scsi_qla_host_t *ha, uint32_t *fdata) /* Locate first empty entry. */ for (;;) { if (ha->hw_event_ptr >= - ha->hw_event_start + FA_HW_EVENT_SIZE) { + ha->flt_region_hw_event + FA_HW_EVENT_SIZE) { DEBUG2(qla_printk(KERN_WARNING, ha, "HW event -- Log Full!\n")); return QLA_MEMORY_ALLOC_FAILED; @@ -2391,7 +2573,7 @@ qla2xxx_hw_event_log(scsi_qla_host_t *ha, uint16_t code, uint16_t d1, int rval; uint32_t marker[2], fdata[4]; - if (ha->hw_event_start == 0) + if (ha->flt_region_hw_event == 0) return QLA_FUNCTION_FAILED; DEBUG2(qla_printk(KERN_WARNING, ha, @@ -2406,7 +2588,7 @@ qla2xxx_hw_event_log(scsi_qla_host_t *ha, uint16_t code, uint16_t d1, QLA_DRIVER_PATCH_VER, QLA_DRIVER_BETA_VER); /* Locate marker. */ - ha->hw_event_ptr = ha->hw_event_start; + ha->hw_event_ptr = ha->flt_region_hw_event; for (;;) { qla24xx_read_flash_data(ha, fdata, ha->hw_event_ptr, 4); @@ -2415,7 +2597,7 @@ qla2xxx_hw_event_log(scsi_qla_host_t *ha, uint16_t code, uint16_t d1, break; ha->hw_event_ptr += FA_HW_EVENT_ENTRY_SIZE; if (ha->hw_event_ptr >= - ha->hw_event_start + FA_HW_EVENT_SIZE) { + ha->flt_region_hw_event + FA_HW_EVENT_SIZE) { DEBUG2(qla_printk(KERN_WARNING, ha, "HW event -- Log Full!\n")); return QLA_MEMORY_ALLOC_FAILED; |