[PATCH ipmi-fru-parser v8 03/11] Added interface function to parse wirte fru data message into a dictionary.
OpenBMC Patches
patches at stwcx.xyz
Sun Nov 1 12:13:08 AEDT 2015
From: Hariharasubramanian R <hramasub at in.ibm.com>
---
frup.c | 250 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++----
1 file changed, 237 insertions(+), 13 deletions(-)
diff --git a/frup.c b/frup.c
index d3471ff..9711645 100644
--- a/frup.c
+++ b/frup.c
@@ -47,7 +47,19 @@
#define uint8_t unsigned char
#define uint32_t unsigned int
-#define ASSERT(x) if(!(x)) return -1;
+#define TEXTSTR(a) #a
+# define ASSERT(x) \
+do { \
+if (0 == (x)) { \
+fprintf(stderr, \
+"Assertion failed: %s, " \
+"%d at \'%s\'\n", \
+__FILE__, \
+__LINE__, \
+TEXTSTR(a)); \
+return -1; \
+} \
+} while (0)
#define IPMI_FRU_AREA_TYPE_LENGTH_FIELD_MAX 512
@@ -57,6 +69,20 @@
#define IPMI_FRU_TYPE_LENGTH_NUMBER_OF_DATA_BYTES_MASK 0x3F
#define IPMI_FRU_TYPE_LENGTH_TYPE_CODE_LANGUAGE_CODE 0x03
+/* OpenBMC defines for Parser */
+#define IPMI_FRU_AREA_TYPE_MAX 0x05
+#define IPMI_FRU_AREA_INTERNAL_USE 0x00
+#define IPMI_FRU_AREA_CHASSIS_INFO 0x01
+#define IPMI_FRU_AREA_BOARD_INFO 0x02
+#define IPMI_FRU_AREA_PRODUCT_INFO 0x03
+#define IPMI_FRU_AREA_MULTI_RECORD 0x04
+
+#define OPENBMC_VPD_KEY_LEN 64
+#define OPENBMC_VPD_VAL_LEN 512
+
+
+int sd_bus_message_append (void*, const char*, ...);
+typedef struct sd_bus_message sd_bus_message;
struct ipmi_fru_field
{
@@ -66,7 +92,91 @@ struct ipmi_fru_field
};
typedef struct ipmi_fru_field ipmi_fru_field_t;
+/*
+ * FRU Parser
+ */
+
+typedef struct ipmi_fru_area_info
+{
+ uint8_t off;
+ uint8_t len;
+} ipmi_fru_area_info_t;
+
+typedef struct ipmi_fru_common_hdr
+{
+ uint8_t fmtver;
+ uint8_t internal;
+ uint8_t chassis;
+ uint8_t board;
+ uint8_t product;
+ uint8_t multirec;
+} ipmi_fru_common_hdr_t;
+
+enum openbmc_vpd_key_id
+{
+ OPENBMC_VPD_KEY_CHASSIS_TYPE = 1, /* not a type/len */
+ OPENBMC_VPD_KEY_CHASSIS_PART_NUM,
+ OPENBMC_VPD_KEY_CHASSIS_SERIAL_NUM,
+ /* TODO: chassis_custom_fields */
+
+ OPENBMC_VPD_KEY_BOARD_MFG_DATE, /* not a type/len */
+ OPENBMC_VPD_KEY_BOARD_MFR,
+ OPENBMC_VPD_KEY_BOARD_NAME,
+ OPENBMC_VPD_KEY_BOARD_SERIAL_NUM,
+ OPENBMC_VPD_KEY_BOARD_PART_NUM,
+ OPENBMC_VPD_KEY_BOARD_FRU_FILE_ID,
+ /* TODO: board_custom_fields */
+
+ OPENBMC_VPD_KEY_PRODUCT_MFR,
+ OPENBMC_VPD_KEY_PRODUCT_NAME,
+ OPENBMC_VPD_KEY_PRODUCT_PART_MODEL_NUM,
+ OPENBMC_VPD_KEY_PRODUCT_VER,
+ OPENBMC_VPD_KEY_PRODUCT_SERIAL_NUM,
+ OPENBMC_VPD_KEY_PRODUCT_ASSET_TAG,
+ OPENBMC_VPD_KEY_PRODUCT_FRU_FILE_ID,
+ /* TODO: product_custom_fields */
+
+ OPENBMC_VPD_KEY_MAX,
+
+};
+
+const char* vpd_key_names [] =
+{
+ "Key Names Table Start",
+ "Chassis Type", /*OPENBMC_VPD_KEY_CHASSIS_TYPE*/
+ "Chassis Part Number", /*OPENBMC_VPD_KEY_CHASSIS_PART_NUM,*/
+ "Chassis Serial Number", /*OPENBMC_VPD_KEY_CHASSIS_SERIAL_NUM,*/
+
+ /* TODO: chassis_custom_fields */
+
+ "Board Mfg Date", /* OPENBMC_VPD_KEY_BOARD_MFG_DATE, */ /* not a type/len */
+ "Board Manufacturer", /* OPENBMC_VPD_KEY_BOARD_MFR, */
+ "Board Name", /* OPENBMC_VPD_KEY_BOARD_NAME, */
+ "Board Serial Number", /* OPENBMC_VPD_KEY_BOARD_SERIAL_NUM, */
+ "Board Part Number", /* OPENBMC_VPD_KEY_BOARD_PART_NUM, */
+ "Board FRU File ID", /* OPENBMC_VPD_KEY_BOARD_FRU_FILE_ID, */
+ /* TODO: board_custom_fields */
+
+ "Product Manufacturer", /* OPENBMC_VPD_KEY_PRODUCT_MFR, */
+ "Product Name", /* OPENBMC_VPD_KEY_PRODUCT_NAME, */
+ "Product Model Number", /* OPENBMC_VPD_KEY_PRODUCT_PART_MODEL_NUM, */
+ "Product Version", /* OPENBMC_VPD_KEY_PRODUCT_VER, */
+ "Product Serial Number", /* OPENBMC_VPD_KEY_PRODUCT_SERIAL_NUM, */
+ "Product Asset Tag", /* OPENBMC_VPD_KEY_PRODUCT_ASSET_TAG, */
+ "Product FRU File ID", /* OPENBMC_VPD_KEY_PRODUCT_FRU_FILE_ID, */
+ /* TODO: product_custom_fields */
+
+ "Key Names Table End" /*OPENBMC_VPD_KEY_MAX,*/
+};
+
+/*
+ * --------------------------------------------------------------------
+ *
+ * --------------------------------------------------------------------
+ */
+
+/* private method to parse type/length */
static int
_parse_type_length (const void *areabuf,
unsigned int areabuflen,
@@ -84,14 +194,14 @@ _parse_type_length (const void *areabuf,
type_length = areabufptr[current_area_offset];
- /* IPMI Workaround
+ /* ipmi workaround
*
- * Dell P weredge R610
+ * dell p weredge r610
*
- * My reading of the FRU Spec is that all non-custom fields are
- * required to be listed by the vendor. However, on this
+ * my reading of the fru spec is that all non-custom fields are
+ * required to be listed by the vendor. however, on this
* motherboard, some areas list this, indicating that there is
- * no more data to be parsed. So now, for "required" fields, I
+ * no more data to be parsed. so now, for "required" fields, i
* check to see if the type-length field is a sentinel before
* calling this function.
*/
@@ -101,8 +211,8 @@ _parse_type_length (const void *areabuf,
type_code = (type_length & IPMI_FRU_TYPE_LENGTH_TYPE_CODE_MASK) >> IPMI_FRU_TYPE_LENGTH_TYPE_CODE_SHIFT;
(*number_of_data_bytes) = type_length & IPMI_FRU_TYPE_LENGTH_NUMBER_OF_DATA_BYTES_MASK;
- /* Special Case: This shouldn't be a length of 0x01 (see type/length
- * byte format in FRU Information Storage Definition).
+ /* special case: this shouldn't be a length of 0x01 (see type/length
+ * byte format in fru information storage definition).
*/
if (type_code == IPMI_FRU_TYPE_LENGTH_TYPE_CODE_LANGUAGE_CODE
&& (*number_of_data_bytes) == 0x01)
@@ -294,19 +404,19 @@ ipmi_fru_board_info_area (const void *areabuf,
/* mfg_date_time is in minutes, so multiple by 60 to get seconds */
mfg_date_time_tmp *= 60;
- /* Posix says individual calls need not clear/set all portions of
+ /* posix says individual calls need not clear/set all portions of
* 'struct tm', thus passing 'struct tm' between functions could
- * have issues. So we need to memset.
+ * have issues. so we need to memset.
*/
memset (&tm, '\0', sizeof(struct tm));
- /* In FRU, epoch is 0:00 hrs 1/1/96
+ /* in fru, epoch is 0:00 hrs 1/1/96
*
- * So convert into ansi epoch
+ * so convert into ansi epoch
*/
tm.tm_year = 96; /* years since 1900 */
- tm.tm_mon = 0; /* months since January */
+ tm.tm_mon = 0; /* months since january */
tm.tm_mday = 1; /* 1-31 */
tm.tm_hour = 0;
tm.tm_min = 0;
@@ -597,3 +707,117 @@ ipmi_fru_product_info_area (const void *areabuf,
cleanup:
return (rv);
}
+
+
+int
+parse_fru (const void* msgbuf, sd_bus_message* vpdtbl)
+{
+ int ret = 0;
+ int rv = -1;
+ int i = 0;
+ ipmi_fru_area_info_t fru_area_info [ IPMI_FRU_AREA_TYPE_MAX ];
+ ipmi_fru_common_hdr_t* chdr = NULL;
+ uint8_t* hdr = NULL;
+
+
+ ipmi_fru_field_t vpd_info [ OPENBMC_VPD_KEY_MAX ];
+
+ /* Chassis */
+ uint8_t chassis_type;
+
+ /* Board */
+ uint32_t mfg_date_time;
+
+ /* Product */
+ unsigned int product_custom_fields_len;
+
+ ASSERT (msgbuf);
+ ASSERT (vpdtbl);
+
+ chdr = (ipmi_fru_common_hdr_t*) msgbuf;
+ hdr = (uint8_t*) msgbuf;
+
+ fru_area_info [ IPMI_FRU_AREA_INTERNAL_USE ].off = chdr->internal;
+ fru_area_info [ IPMI_FRU_AREA_CHASSIS_INFO ].off = chdr->chassis;
+ fru_area_info [ IPMI_FRU_AREA_BOARD_INFO ].off = chdr->board;
+ fru_area_info [ IPMI_FRU_AREA_PRODUCT_INFO ].off = chdr->product;
+ fru_area_info [ IPMI_FRU_AREA_MULTI_RECORD ].off = chdr->multirec;
+
+ if (chdr->internal)
+ {
+ fru_area_info [ IPMI_FRU_AREA_INTERNAL_USE ].len = 8*(*(hdr+chdr->internal+1));
+
+ /* TODO: Parse internal use area */
+ }
+
+ if (chdr->chassis)
+ {
+ fru_area_info [ IPMI_FRU_AREA_CHASSIS_INFO ].len = 8*(*(hdr+chdr->chassis+1));
+ ipmi_fru_chassis_info_area (hdr+chdr->chassis,
+ fru_area_info [ IPMI_FRU_AREA_CHASSIS_INFO ].len,
+ &chassis_type,
+ &vpd_info [OPENBMC_VPD_KEY_CHASSIS_PART_NUM],
+ &vpd_info [OPENBMC_VPD_KEY_CHASSIS_SERIAL_NUM],
+ NULL, 0);
+ }
+
+ if (chdr->board)
+ {
+ fru_area_info [ IPMI_FRU_AREA_BOARD_INFO ].len = 8*(*(hdr+chdr->board+1));
+ ipmi_fru_board_info_area (hdr+chdr->board,
+ fru_area_info [ IPMI_FRU_AREA_BOARD_INFO ].len,
+ NULL,
+ &mfg_date_time,
+ &vpd_info [OPENBMC_VPD_KEY_BOARD_MFR],
+ &vpd_info [OPENBMC_VPD_KEY_BOARD_NAME],
+ &vpd_info [OPENBMC_VPD_KEY_BOARD_SERIAL_NUM],
+ &vpd_info [OPENBMC_VPD_KEY_BOARD_PART_NUM],
+ &vpd_info [OPENBMC_VPD_KEY_BOARD_FRU_FILE_ID],
+ NULL, 0);
+ }
+
+ if (chdr->product)
+ {
+ fru_area_info [ IPMI_FRU_AREA_PRODUCT_INFO ].len = 8*(*(hdr+chdr->product+1));
+ ipmi_fru_product_info_area (hdr+chdr->product,
+ fru_area_info [ IPMI_FRU_AREA_PRODUCT_INFO ].len,
+ NULL,
+ &vpd_info [OPENBMC_VPD_KEY_PRODUCT_MFR],
+ &vpd_info [OPENBMC_VPD_KEY_PRODUCT_NAME],
+ &vpd_info [OPENBMC_VPD_KEY_PRODUCT_PART_MODEL_NUM],
+ &vpd_info [OPENBMC_VPD_KEY_PRODUCT_VER],
+ &vpd_info [OPENBMC_VPD_KEY_PRODUCT_SERIAL_NUM],
+ &vpd_info [OPENBMC_VPD_KEY_PRODUCT_ASSET_TAG],
+ &vpd_info [OPENBMC_VPD_KEY_PRODUCT_FRU_FILE_ID],
+ NULL, 0);
+ }
+
+ if (chdr->multirec)
+ {
+ fru_area_info [ IPMI_FRU_AREA_MULTI_RECORD ].len = 8*(*(hdr+chdr->multirec+1));
+ /* TODO: Parse multi record area */
+ }
+
+ /* Populate VPD Table */
+ for (i=1; i<OPENBMC_VPD_KEY_MAX; i++)
+ {
+ if (i==OPENBMC_VPD_KEY_CHASSIS_TYPE)
+ {
+ sd_bus_message_append (vpdtbl, "sd", vpd_key_names[i], chassis_type);
+ continue;
+ }
+
+ if (i==OPENBMC_VPD_KEY_BOARD_MFG_DATE)
+ {
+ sd_bus_message_append (vpdtbl, "sd", vpd_key_names[i], mfg_date_time);
+ continue;
+ }
+
+ sd_bus_message_append (vpdtbl, "ss", vpd_key_names[i], vpd_info [i].type_length_field);
+ }
+
+ out:
+ rv = 0;
+ cleanup:
+ return (rv);
+}
--
2.6.0
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