[PATCH v1 2/2] cmd: fru: add product info area parsing support
Jae Hyun Yoo
quic_jaehyoo at quicinc.com
Fri Jul 29 23:54:57 CEST 2022
Add product info area parsing support. Custom product info field parsing
function 'fru_parse_product_custom' can be replaced with a board specific
implementation.
Signed-off-by: Jae Hyun Yoo <quic_jaehyoo at quicinc.com>
---
Changes from RFC:
* Added manufacturer custom product info fields parsing flow.
common/fru_ops.c | 161 ++++++++++++++++++++++++++++++++++++++++++++++-
include/fru.h | 22 +++++++
2 files changed, 182 insertions(+), 1 deletion(-)
diff --git a/common/fru_ops.c b/common/fru_ops.c
index c03eeffbddc6..9f350f875035 100644
--- a/common/fru_ops.c
+++ b/common/fru_ops.c
@@ -264,6 +264,91 @@ static int fru_parse_board(unsigned long addr)
return ret;
}
+__weak int fru_parse_product_custom(unsigned long addr)
+{
+ int len;
+ u8 type;
+
+ do {
+ len = fru_check_type_len(*(u8 *)addr, fru_data.prd.lang_code,
+ &type);
+ if (len == -EINVAL)
+ break;
+
+ addr += 1;
+
+ /* Skip empty field */
+ if (!len)
+ continue;
+
+ if (DEBUG_PARSE_CUSTOM_FIELDS)
+ print_hex_dump_bytes("Product Custom Field: ",
+ DUMP_PREFIX_NONE, (u8 *)addr, len);
+
+ addr += len;
+ } while (true);
+
+ return 0;
+}
+
+static int fru_parse_product(unsigned long addr)
+{
+ u8 i, type;
+ int len, ret = 0;
+ u8 *data, *term, *limit;
+
+ memcpy(&fru_data.prd.ver, (void *)addr, 6);
+ addr += 3;
+ data = (u8 *)&fru_data.prd.manufacturer_type_len;
+
+ /* Record max structure limit not to write data over allocated space */
+ limit = (u8 *)&fru_data.prd + sizeof(struct fru_product_data);
+
+ for (i = 0; i < FRU_PRODUCT_AREA_TOTAL_FIELDS;
+ i++, data += FRU_BOARD_MAX_LEN) {
+ len = fru_check_type_len(*(u8 *)addr, fru_data.prd.lang_code,
+ &type);
+ /*
+ * Stop cature if it end of fields
+ */
+ if (len == -EINVAL)
+ break;
+
+ /* Stop when amount of chars is more then fields to record */
+ if (data + len > limit)
+ break;
+ /* This record type/len field */
+ *data++ = *(u8 *)addr;
+
+ /* Add offset to match data */
+ addr += 1;
+
+ /* If len is 0 it means empty field that's why skip writing */
+ if (!len)
+ continue;
+
+ /* Record data field */
+ memcpy(data, (u8 *)addr, len);
+ term = data + (u8)len;
+ *term = 0;
+ addr += len;
+ }
+
+ if (i < FRU_PRODUCT_AREA_TOTAL_FIELDS) {
+ printf("Product area require minimum %d fields\n",
+ FRU_PRODUCT_AREA_TOTAL_FIELDS);
+ return -EINVAL;
+ }
+
+ len = fru_check_type_len(*(u8 *)addr, fru_data.prd.lang_code, &type);
+
+ /* If it has custom fields, do custom parsing */
+ if (len != -EINVAL)
+ ret = fru_parse_product_custom(addr);
+
+ return ret;
+}
+
__weak int fru_parse_multirec_oem(unsigned long addr)
{
struct fru_multirec_hdr *mrc = (struct fru_multirec_hdr *)addr;
@@ -319,6 +404,9 @@ int fru_capture(unsigned long addr)
if (hdr->off_board)
fru_parse_board(addr + fru_cal_area_len(hdr->off_board));
+ if (hdr->off_product)
+ fru_parse_product(addr + fru_cal_area_len(hdr->off_product));
+
if (hdr->off_multirec)
fru_parse_multirec(addr + fru_cal_area_len(hdr->off_multirec));
@@ -397,6 +485,71 @@ static int fru_display_board(struct fru_board_data *brd, int verbose)
return 0;
}
+static int fru_display_product(struct fru_product_data *prd, int verbose)
+{
+ u8 type;
+ int len;
+ u8 *data;
+ static const char * const productinfo[] = {
+ "Manufacturer Name",
+ "Product Name",
+ "Part Number",
+ "Version Number",
+ "Serial No",
+ "Asset Number",
+ "File ID",
+ };
+
+ if (verbose) {
+ printf("*****PRODUCT INFO*****\n");
+ printf("Version:%d\n", fru_version(prd->ver));
+ printf("Product Area Length:%d\n", fru_cal_area_len(prd->len));
+ }
+
+ if (fru_check_language(prd->lang_code))
+ return -EINVAL;
+
+ data = (u8 *)&prd->manufacturer_type_len;
+
+ for (u8 i = 0; i < (sizeof(productinfo) / sizeof(*productinfo)); i++) {
+ len = fru_check_type_len(*data++, prd->lang_code,
+ &type);
+ if (len == -EINVAL) {
+ printf("**** EOF for Product Area ****\n");
+ break;
+ }
+
+ if (type <= FRU_TYPELEN_TYPE_ASCII8 &&
+ (prd->lang_code == FRU_LANG_CODE_ENGLISH ||
+ prd->lang_code == FRU_LANG_CODE_ENGLISH_1))
+ debug("Type code: %s\n", fru_typecode_str[type]);
+ else
+ debug("Type code: %s\n", fru_typecode_str[type + 1]);
+
+ if (!len) {
+ debug("%s not found\n", productinfo[i]);
+ continue;
+ }
+
+ switch (type) {
+ case FRU_TYPELEN_TYPE_BINARY:
+ debug("Length: %d\n", len);
+ printf(" %s: 0x%x\n", productinfo[i], *data);
+ break;
+ case FRU_TYPELEN_TYPE_ASCII8:
+ debug("Length: %d\n", len);
+ printf(" %s: %s\n", productinfo[i], data);
+ break;
+ default:
+ debug("Unsupported type %x\n", type);
+ }
+
+ data += FRU_BOARD_MAX_LEN;
+ }
+
+ return 0;
+}
+
static void fru_display_common_hdr(struct fru_common_hdr *hdr, int verbose)
{
if (!verbose)
@@ -437,6 +590,8 @@ static void fru_display_common_hdr(struct fru_common_hdr *hdr, int verbose)
int fru_display(int verbose)
{
+ int ret;
+
if (!fru_data.captured) {
printf("FRU data not available please run fru parse\n");
return -EINVAL;
@@ -444,7 +599,11 @@ int fru_display(int verbose)
fru_display_common_hdr(&fru_data.hdr, verbose);
- return fru_display_board(&fru_data.brd, verbose);
+ ret = fru_display_board(&fru_data.brd, verbose);
+ if (ret)
+ return ret;
+
+ return fru_display_product(&fru_data.prd, verbose);
}
const struct fru_table *fru_get_fru_data(void)
diff --git a/include/fru.h b/include/fru.h
index f64fe1cca5e6..14643fd9616c 100644
--- a/include/fru.h
+++ b/include/fru.h
@@ -49,6 +49,26 @@ struct fru_board_data {
u8 file_id[FRU_BOARD_MAX_LEN];
};
+struct fru_product_data {
+ u8 ver;
+ u8 len;
+ u8 lang_code;
+ u8 manufacturer_type_len;
+ u8 manufacturer_name[FRU_BOARD_MAX_LEN];
+ u8 product_name_type_len;
+ u8 product_name[FRU_BOARD_MAX_LEN];
+ u8 part_number_type_len;
+ u8 part_number[FRU_BOARD_MAX_LEN];
+ u8 version_number_type_len;
+ u8 version_number[FRU_BOARD_MAX_LEN];
+ u8 serial_number_type_len;
+ u8 serial_number[FRU_BOARD_MAX_LEN];
+ u8 asset_number_type_len;
+ u8 asset_number[FRU_BOARD_MAX_LEN];
+ u8 file_id_type_len;
+ u8 file_id[FRU_BOARD_MAX_LEN];
+};
+
struct fru_multirec_hdr {
u8 rec_type;
u8 type;
@@ -60,6 +80,7 @@ struct fru_multirec_hdr {
struct fru_table {
struct fru_common_hdr hdr;
struct fru_board_data brd;
+ struct fru_product_data prd;
bool captured;
};
@@ -74,6 +95,7 @@ struct fru_table {
/* This should be minimum of fields */
#define FRU_BOARD_AREA_TOTAL_FIELDS 5
+#define FRU_PRODUCT_AREA_TOTAL_FIELDS 7
#define FRU_TYPELEN_TYPE_SHIFT 6
#define FRU_TYPELEN_TYPE_BINARY 0
#define FRU_TYPELEN_TYPE_ASCII8 3
--
2.25.1
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