diff options
| -rw-r--r-- | drivers/net/benet/be_cmds.c | 29 | ||||
| -rw-r--r-- | drivers/net/benet/be_cmds.h | 2 | ||||
| -rw-r--r-- | drivers/net/benet/be_hw.h | 5 | ||||
| -rw-r--r-- | drivers/net/benet/be_main.c | 31 |
4 files changed, 67 insertions, 0 deletions
diff --git a/drivers/net/benet/be_cmds.c b/drivers/net/benet/be_cmds.c index cc75dd0df0d..808ad0dd411 100644 --- a/drivers/net/benet/be_cmds.c +++ b/drivers/net/benet/be_cmds.c @@ -1251,3 +1251,32 @@ int be_cmd_write_flashrom(struct be_adapter *adapter, struct be_dma_mem *cmd, spin_unlock_bh(&adapter->mcc_lock); return status; } + +int be_cmd_get_flash_crc(struct be_adapter *adapter, u8 *flashed_crc) +{ + struct be_mcc_wrb *wrb; + struct be_cmd_write_flashrom *req; + int status; + + spin_lock_bh(&adapter->mcc_lock); + + wrb = wrb_from_mccq(adapter); + req = embedded_payload(wrb); + + be_wrb_hdr_prepare(wrb, sizeof(*req)+4, true, 0); + + be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, + OPCODE_COMMON_READ_FLASHROM, sizeof(*req)+4); + + req->params.op_type = cpu_to_le32(FLASHROM_TYPE_REDBOOT); + req->params.op_code = cpu_to_le32(FLASHROM_OPER_REPORT); + req->params.offset = 0x3FFFC; + req->params.data_buf_size = 0x4; + + status = be_mcc_notify_wait(adapter); + if (!status) + memcpy(flashed_crc, req->params.data_buf, 4); + + spin_unlock_bh(&adapter->mcc_lock); + return status; +} diff --git a/drivers/net/benet/be_cmds.h b/drivers/net/benet/be_cmds.h index 69dc017c814..6a430e4d175 100644 --- a/drivers/net/benet/be_cmds.h +++ b/drivers/net/benet/be_cmds.h @@ -118,6 +118,7 @@ struct be_mcc_mailbox { #define OPCODE_COMMON_NTWK_MULTICAST_SET 3 #define OPCODE_COMMON_NTWK_VLAN_CONFIG 4 #define OPCODE_COMMON_NTWK_LINK_STATUS_QUERY 5 +#define OPCODE_COMMON_READ_FLASHROM 6 #define OPCODE_COMMON_WRITE_FLASHROM 7 #define OPCODE_COMMON_CQ_CREATE 12 #define OPCODE_COMMON_EQ_CREATE 13 @@ -846,3 +847,4 @@ extern int be_cmd_read_port_type(struct be_adapter *adapter, u32 port, extern int be_cmd_write_flashrom(struct be_adapter *adapter, struct be_dma_mem *cmd, u32 flash_oper, u32 flash_opcode, u32 buf_size); +extern int be_cmd_get_flash_crc(struct be_adapter *adapter, u8 *flashed_crc); diff --git a/drivers/net/benet/be_hw.h b/drivers/net/benet/be_hw.h index a3394b4aa14..f53d5ca2da9 100644 --- a/drivers/net/benet/be_hw.h +++ b/drivers/net/benet/be_hw.h @@ -225,6 +225,7 @@ struct be_eth_rx_compl { #define NUM_FLASHDIR_ENTRIES 32 #define FLASHROM_TYPE_ISCSI_ACTIVE 0 +#define FLASHROM_TYPE_REDBOOT 1 #define FLASHROM_TYPE_BIOS 2 #define FLASHROM_TYPE_PXE_BIOS 3 #define FLASHROM_TYPE_FCOE_BIOS 8 @@ -234,9 +235,11 @@ struct be_eth_rx_compl { #define FLASHROM_OPER_FLASH 1 #define FLASHROM_OPER_SAVE 2 +#define FLASHROM_OPER_REPORT 4 #define FLASH_IMAGE_MAX_SIZE (1310720) /* Max firmware image size */ #define FLASH_BIOS_IMAGE_MAX_SIZE (262144) /* Max OPTION ROM image sz */ +#define FLASH_REDBOOT_IMAGE_MAX_SIZE (262144) /* Max redboot image sz */ /* Offsets for components on Flash. */ #define FLASH_iSCSI_PRIMARY_IMAGE_START (1048576) @@ -246,6 +249,8 @@ struct be_eth_rx_compl { #define FLASH_iSCSI_BIOS_START (7340032) #define FLASH_PXE_BIOS_START (7864320) #define FLASH_FCoE_BIOS_START (524288) +#define FLASH_REDBOOT_START (32768) +#define FLASH_REDBOOT_ISM_START (0) struct controller_id { u32 vendor; diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c index c0bd20356ea..921103c4019 100644 --- a/drivers/net/benet/be_main.c +++ b/drivers/net/benet/be_main.c @@ -1721,6 +1721,31 @@ static int be_close(struct net_device *netdev) #define FW_FILE_HDR_SIGN "ServerEngines Corp. " char flash_cookie[2][16] = {"*** SE FLAS", "H DIRECTORY *** "}; + +static bool be_flash_redboot(struct be_adapter *adapter, + const u8 *p) +{ + u32 crc_offset; + u8 flashed_crc[4]; + int status; + crc_offset = FLASH_REDBOOT_START + FLASH_REDBOOT_IMAGE_MAX_SIZE - 4 + + sizeof(struct flash_file_hdr) - 32*1024; + p += crc_offset; + status = be_cmd_get_flash_crc(adapter, flashed_crc); + if (status) { + dev_err(&adapter->pdev->dev, + "could not get crc from flash, not flashing redboot\n"); + return false; + } + + /*update redboot only if crc does not match*/ + if (!memcmp(flashed_crc, p, 4)) + return false; + else + return true; + +} + static int be_flash_image(struct be_adapter *adapter, const struct firmware *fw, struct be_dma_mem *flash_cmd, u32 flash_type) @@ -1760,6 +1785,12 @@ static int be_flash_image(struct be_adapter *adapter, image_offset = FLASH_PXE_BIOS_START; image_size = FLASH_BIOS_IMAGE_MAX_SIZE; break; + case FLASHROM_TYPE_REDBOOT: + if (!be_flash_redboot(adapter, fw->data)) + return 0; + image_offset = FLASH_REDBOOT_ISM_START; + image_size = FLASH_REDBOOT_IMAGE_MAX_SIZE; + break; default: return 0; } |