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-rw-r--r--drivers/net/benet/be_cmds.c29
-rw-r--r--drivers/net/benet/be_cmds.h2
-rw-r--r--drivers/net/benet/be_hw.h5
-rw-r--r--drivers/net/benet/be_main.c31
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;
}