[SCSI] qla2xxx: Add hardware trace-logging support.

Recent ISPs have a region within FLASH which acts as a repository
for the logging of serious hardware and software failures.
Currently, the region is large enough to support up to 255
entries.

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

1 files changed, 13 insertions, 1 deletions

diff --git a/drivers/scsi/qla2xxx/qla_fw.h b/drivers/scsi/qla2xxx/qla_fw.h
index 4ae26533fe12..5d19b0e49a62 100644
--- a/drivers/scsi/qla2xxx/qla_fw.h
+++ b/drivers/scsi/qla2xxx/qla_fw.h
@@ -793,7 +793,19 @@ struct device_reg_24xx {
 #define FA_VPD_NVRAM_ADDR       0x48000
 #define FA_FEATURE_ADDR         0x4C000
 #define FA_FLASH_DESCR_ADDR     0x50000
-#define FA_HW_EVENT_ADDR        0x54000
+#define FA_HW_EVENT0_ADDR       0x54000
+#define FA_HW_EVENT1_ADDR       0x54200
+#define FA_HW_EVENT_SIZE        0x200
+#define FA_HW_EVENT_ENTRY_SIZE  4
+/*
+ * Flash Error Log Event Codes.
+ */
+#define HW_EVENT_RESET_ERR      0xF00B
+#define HW_EVENT_ISP_ERR        0xF020
+#define HW_EVENT_PARITY_ERR     0xF022
+#define HW_EVENT_NVRAM_CHKSUM_ERR       0xF023
+#define HW_EVENT_FLASH_FW_ERR   0xF024
+
 #define FA_BOOT_LOG_ADDR        0x58000
 #define FA_FW_DUMP0_ADDR        0x60000
 #define FA_FW_DUMP1_ADDR        0x70000