On 8/25/22 18:42, Jae Hyun Yoo wrote:
Refactor FRU handling support to remove Xilinx customization dependency.
With this change, single or multiple custom board fields and
multi-records can be added dynamically using linked list so that each
board support can utilize them in their own custom way.

It's a preparation change for moving the FRU command support to common
region.

Signed-off-by: Jae Hyun Yoo <quic_jaeh...@quicinc.com>
---
Changes from v3:
  * None.

Changes from v2:
  * None.

Changes from v1:
  * Newly added in v2.

  board/xilinx/common/board.c   |  63 ++++++++--
  board/xilinx/common/fru.c     |  12 +-
  board/xilinx/common/fru.h     |  76 +++++++-----
  board/xilinx/common/fru_ops.c | 227 ++++++++++++++++++++++++----------
  4 files changed, 263 insertions(+), 115 deletions(-)

When this patch is applied fru board_gen is not working properly.
Before:
ZynqMP> fru board_gen 100000 Xilinx test 112545 12551 A
ZynqMP> md 100000
00100000: 01000001 fe000000 00000701 58c60000  ...............X
00100010: 6e696c69 6574c478 31c67473 34353231  ilinx.test.11254
00100020: 3231c535 d0313535 6f422d55 6720746f  5.12551.U-Boot g
00100030: 72656e65 726f7461 00c141c1 e7000000  enerator.A......
00100040: 03000000 04000000 38000000 ad0f2b63  ...........8c+..
00100050: 03000000 11000000 00000000 42205444  ............DT B
00100060: 20626f6c 61657243 6e6f6974 00000000  lob Creation....
00100070: 01000000 67616d69 00007365 01000000  ....images......
00100080: 2d746466 74737973 742d6d65 0000706f  fdt-system-top..
00100090: 03000000 04000000 54000000 d07f0000  ...........T....
001000a0: 03000000 04000000 48000000 00000000  ...........H....
001000b0: 03000000 04000000 00000000 004b4d53  ............SMK.
001000c0: 03000000 08000000 11000000 74616c66  ............flat
001000d0: 0074645f 03000000 06000000 16000000  _dt.............
001000e0: 366d7261 00000034 03000000 05000000  arm64...........
001000f0: 1b000000 656e6f6e 00000000 01000000  ....none........
ZynqMP> fru capture 100000
ZynqMP> fru display
*****COMMON HEADER*****
Version:1
*** No Internal Area ***
*** No Chassis Info Area ***
Board Area Offset:8
*** No Product Info Area ***
*** No MultiRecord Area ***
*****BOARD INFO*****
Version:1
Board Area Length:56
Time in Minutes from 0:00hrs 1/1/96: 0
 Manufacturer Name: Xilinx
 Product Name: test
 Serial No: 112545
 Part Number: 12551
 File ID: U-Boot generator
ZynqMP>

when patch is applied.

ZynqMP> fru board_gen 100000 Xilinx test 112545 12551 A
ZynqMP> md 100000
00100000: 01000001 fe000000 00000401 74c40000  ...............t
00100010: c6747365 35323131 31c53534 31353532  est.112545.12551
00100020: 00c141c1 f9000000 00000000 00000000  .A..............
00100030: 00000000 00000000 01000000 00000000  ................
00100040: 03000000 04000000 38000000 e3102b63  ...........8c+..
00100050: 03000000 11000000 00000000 42205444  ............DT B
00100060: 20626f6c 61657243 6e6f6974 00000000  lob Creation....
00100070: 01000000 67616d69 00007365 01000000  ....images......
00100080: 2d746466 74737973 742d6d65 0000706f  fdt-system-top..
00100090: 03000000 04000000 54000000 d07f0000  ...........T....
001000a0: 03000000 04000000 48000000 00000000  ...........H....
001000b0: 03000000 04000000 00000000 004b4d53  ............SMK.
001000c0: 03000000 08000000 11000000 74616c66  ............flat
001000d0: 0074645f 03000000 06000000 16000000  _dt.............
001000e0: 366d7261 00000034 03000000 05000000  arm64...........
001000f0: 1b000000 656e6f6e 00000000 01000000  ....none........
ZynqMP> fru capture 100000
Board area require minimum 5 fields
ZynqMP>

it is clear that manufacturer parameter is ignored.





diff --git a/board/xilinx/common/board.c b/board/xilinx/common/board.c
index 9b4aded466ab..e979f0176273 100644
--- a/board/xilinx/common/board.c
+++ b/board/xilinx/common/board.c
@@ -88,6 +88,9 @@ int zynq_board_read_rom_ethaddr(unsigned char *ethaddr)
  #define EEPROM_HDR_NO_OF_MAC_ADDR     4
  #define EEPROM_HDR_ETH_ALEN           ETH_ALEN
  #define EEPROM_HDR_UUID_LEN           16
+#define EEPROM_MULTIREC_TYPE_XILINX_OEM        0xD2
+#define EEPROM_MULTIREC_MAC_OFFSET     4
+#define EEPROM_MULTIREC_DUT_MACID      0x31
struct xilinx_board_description {
        u32 header;
@@ -116,6 +119,19 @@ struct xilinx_legacy_format {
        char unused3[29]; /* 0xe3 */
  };
+struct xilinx_multirec_mac {
+       u8 xlnx_iana_id[3];
+       u8 ver;
+       u8 macid[EEPROM_HDR_NO_OF_MAC_ADDR][ETH_ALEN];
+};
+
+enum xilinx_board_custom_field {
+       brd_custom_field_rev = 0,
+       brd_custom_field_pcie,
+       brd_custom_field_uuid,
+       brd_custom_field_max
+};
+
  static void xilinx_eeprom_legacy_cleanup(char *eeprom, int size)
  {
        int i;
@@ -200,9 +216,14 @@ static bool xilinx_detect_legacy(u8 *buffer)
  static int xilinx_read_eeprom_fru(struct udevice *dev, char *name,
                                  struct xilinx_board_description *desc)
  {
+       u8 parsed_macid[EEPROM_HDR_NO_OF_MAC_ADDR][ETH_ALEN] = { 0 };
+       struct fru_custom_info custom_info[brd_custom_field_max] = { 0 };
+       struct fru_custom_field_node *ci_node;
+       struct fru_multirec_node *mr_node;
+       const struct fru_table *fru_data;
        int i, ret, eeprom_size;
        u8 *fru_content;
-       u8 id = 0;
+       u8 id = 0, field = 0;
/* FIXME this is shortcut - if eeprom type is wrong it will fail */
        eeprom_size = i2c_eeprom_size(dev);
@@ -237,30 +258,56 @@ static int xilinx_read_eeprom_fru(struct udevice *dev, 
char *name,
                goto end;
        }
+ fru_data = fru_get_fru_data();
+
+       list_for_each_entry(ci_node, &fru_data->brd.custom_fields, list) {
+               custom_info[field].type_len = ci_node->info.type_len;
+               memcpy(custom_info[field].data, ci_node->info.data,
+                      ci_node->info.type_len & FRU_TYPELEN_LEN_MASK);
+               if (++field < brd_custom_field_max)
+                       break;
+       }
+
+       list_for_each_entry(mr_node, &fru_data->multi_recs, list) {
+               struct fru_multirec_hdr *hdr = &mr_node->info.hdr;
+
+               if (hdr->rec_type == EEPROM_MULTIREC_TYPE_XILINX_OEM) {
+                       struct xilinx_multirec_mac *mac;
+
+                       mac = (struct xilinx_multirec_mac *)mr_node->info.data;
+                       if (mac->ver == EEPROM_MULTIREC_DUT_MACID) {
+                               int mac_len = hdr->len -
+                                             EEPROM_MULTIREC_MAC_OFFSET;
+
+                               memcpy(parsed_macid, mac->macid, mac_len);
+                       }
+               }
+       }
+
        /* It is clear that FRU was captured and structures were filled */
-       strlcpy(desc->manufacturer, (char *)fru_data.brd.manufacturer_name,
+       strlcpy(desc->manufacturer, (char *)fru_data->brd.manufacturer_name,
                sizeof(desc->manufacturer));
-       strlcpy(desc->uuid, (char *)fru_data.brd.uuid,
+       strlcpy(desc->uuid, (char *)custom_info[brd_custom_field_uuid].data,
                sizeof(desc->uuid));
-       strlcpy(desc->name, (char *)fru_data.brd.product_name,
+       strlcpy(desc->name, (char *)fru_data->brd.product_name,
                sizeof(desc->name));
        for (i = 0; i < sizeof(desc->name); i++) {
                if (desc->name[i] == ' ')
                        desc->name[i] = '\0';
        }
-       strlcpy(desc->revision, (char *)fru_data.brd.rev,
+       strlcpy(desc->revision, (char *)custom_info[brd_custom_field_rev].data,
                sizeof(desc->revision));
        for (i = 0; i < sizeof(desc->revision); i++) {
                if (desc->revision[i] == ' ')
                        desc->revision[i] = '\0';
        }
-       strlcpy(desc->serial, (char *)fru_data.brd.serial_number,
+       strlcpy(desc->serial, (char *)fru_data->brd.serial_number,
                sizeof(desc->serial));
while (id < EEPROM_HDR_NO_OF_MAC_ADDR) {
-               if (is_valid_ethaddr((const u8 *)fru_data.mac.macid[id]))
+               if (is_valid_ethaddr((const u8 *)parsed_macid[id]))
                        memcpy(&desc->mac_addr[id],
-                              (char *)fru_data.mac.macid[id], ETH_ALEN);
+                              (char *)parsed_macid[id], ETH_ALEN);
                id++;
        }
diff --git a/board/xilinx/common/fru.c b/board/xilinx/common/fru.c
index f6ca46c3cecc..0d72911df04d 100644
--- a/board/xilinx/common/fru.c
+++ b/board/xilinx/common/fru.c
@@ -1,6 +1,7 @@
  // SPDX-License-Identifier: GPL-2.0
  /*
   * (C) Copyright 2019 - 2020 Xilinx, Inc.
+ * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
   */
#include <common.h>
@@ -43,7 +44,7 @@ static int do_fru_generate(struct cmd_tbl *cmdtp, int flag, 
int argc,
addr = hextoul(argv[2], NULL); - return fru_generate(addr, argv[3], argv[4], argv[5], argv[6], argv[7]);
+       return fru_generate(addr, argc - 3, argv + 3);
  }
static struct cmd_tbl cmd_fru_sub[] = {
@@ -78,14 +79,15 @@ static char fru_help_text[] =
        "fru display - Displays content of FRU table that was captured using\n"
        "              fru capture command\n"
        "fru board_gen <addr> <manufacturer> <board name> <serial number>\n"
-       "              <part number> <revision> - Generate FRU format with\n"
-       "              board info area filled based on parameters. <addr> is\n"
-       "              pointing to place where FRU is generated.\n"
+       "              <part number> <file id> [custom ...] - Generate FRU\n"

That command was created for generating fragment with board revision. Here you are changing it to file id without any reason why.


+       "              format with board info area filled based on\n"
+       "                parameters. <addr> is pointing to place where FRU is\n"
+       "                generated.\n"
        ;
  #endif
U_BOOT_CMD(
-       fru, 8, 1, do_fru,
+       fru, CONFIG_SYS_MAXARGS, 1, do_fru,

What's the intention to change this? We have this macro setup to 64. Do you want to support to write all fields?




        "FRU table info",
        fru_help_text
  )
diff --git a/board/xilinx/common/fru.h b/board/xilinx/common/fru.h
index 59f6b722cf12..41655864dbf5 100644
--- a/board/xilinx/common/fru.h
+++ b/board/xilinx/common/fru.h
@@ -2,11 +2,13 @@
  /*
   * (C) Copyright 2019 Xilinx, Inc.
   * Siva Durga Prasad Paladugu <siva.durga.palad...@xilinx.com>
+ * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
   */
#ifndef __FRU_H
  #define __FRU_H
-#include <net.h>
+
+#include <linux/list.h>
struct fru_common_hdr {
        u8 version;
@@ -17,21 +19,31 @@ struct fru_common_hdr {
        u8 off_multirec;
        u8 pad;
        u8 crc;
-};
+} __packed;
-#define FRU_BOARD_MAX_LEN 32
-#define FRU_MAX_NO_OF_MAC_ADDR 4
+#define FRU_INFO_FIELD_LEN_MAX         32

This is pretty much just macro name change in a lot of places. It should be done in separate patch.


+#define FRU_MULTIREC_DATA_LEN_MAX      255
-struct __packed fru_board_info_header {
+struct fru_board_info_header {
        u8 ver;
        u8 len;
        u8 lang_code;
        u8 time[3];
-};
+} __packed;
-struct __packed fru_board_info_member {
+struct fru_board_info_member {
        u8 type_len;
        u8 *name;
+} __packed;

Also pretty much self contained change without proper description.

+
+struct fru_custom_info {
+       u8 type_len;
+       u8 data[FRU_INFO_FIELD_LEN_MAX];
+} __packed;
+
+struct fru_custom_field_node {
+       struct list_head list;
+       struct fru_custom_info info;
  };
struct fru_board_data {
@@ -40,22 +52,16 @@ struct fru_board_data {
        u8 lang_code;
        u8 time[3];
        u8 manufacturer_type_len;
-       u8 manufacturer_name[FRU_BOARD_MAX_LEN];
+       u8 manufacturer_name[FRU_INFO_FIELD_LEN_MAX];
        u8 product_name_type_len;
-       u8 product_name[FRU_BOARD_MAX_LEN];
+       u8 product_name[FRU_INFO_FIELD_LEN_MAX];
        u8 serial_number_type_len;
-       u8 serial_number[FRU_BOARD_MAX_LEN];
+       u8 serial_number[FRU_INFO_FIELD_LEN_MAX];
        u8 part_number_type_len;
-       u8 part_number[FRU_BOARD_MAX_LEN];
+       u8 part_number[FRU_INFO_FIELD_LEN_MAX];
        u8 file_id_type_len;
-       u8 file_id[FRU_BOARD_MAX_LEN];
-       /* Xilinx custom fields */
-       u8 rev_type_len;
-       u8 rev[FRU_BOARD_MAX_LEN];
-       u8 pcie_type_len;
-       u8 pcie[FRU_BOARD_MAX_LEN];
-       u8 uuid_type_len;
-       u8 uuid[FRU_BOARD_MAX_LEN];
+       u8 file_id[FRU_INFO_FIELD_LEN_MAX];
+       struct list_head custom_fields;
  };
struct fru_multirec_hdr {
@@ -64,32 +70,35 @@ struct fru_multirec_hdr {
        u8 len;
        u8 csum;
        u8 hdr_csum;
-};
+} __packed;
-struct fru_multirec_mac {
-       u8 xlnx_iana_id[3];
-       u8 ver;
-       u8 macid[FRU_MAX_NO_OF_MAC_ADDR][ETH_ALEN];
+struct fru_multirec_info {
+       struct fru_multirec_hdr hdr;
+       u8 data[FRU_MULTIREC_DATA_LEN_MAX];
+} __packed;
+
+struct fru_multirec_node {
+       struct list_head list;
+       struct fru_multirec_info info;
  };
struct fru_table {
        struct fru_common_hdr hdr;
        struct fru_board_data brd;
-       struct fru_multirec_mac mac;
+       struct list_head multi_recs;
        bool captured;
  };
-#define FRU_TYPELEN_CODE_MASK 0xC0
-#define FRU_TYPELEN_LEN_MASK   0x3F
+#define FRU_TYPELEN_CODE_MASK          0xC0
+#define FRU_TYPELEN_LEN_MASK           0x3F
  #define FRU_COMMON_HDR_VER_MASK               0xF
  #define FRU_COMMON_HDR_LEN_MULTIPLIER 8
  #define FRU_LANG_CODE_ENGLISH         0
  #define FRU_LANG_CODE_ENGLISH_1               25
  #define FRU_TYPELEN_EOF                       0xC1
-#define FRU_MULTIREC_TYPE_OEM          0xD2
-#define FRU_MULTIREC_MAC_OFFSET                4
  #define FRU_LAST_REC                  BIT(7)
-#define FRU_DUT_MACID                  0x31
+#define FRU_MULTIREC_TYPE_OEM_START    0xC0
+#define FRU_MULTIREC_TYPE_OEM_END      0xFF
/* This should be minimum of fields */
  #define FRU_BOARD_AREA_TOTAL_FIELDS   5
@@ -99,10 +108,9 @@ struct fru_table {
int fru_display(int verbose);
  int fru_capture(unsigned long addr);
-int fru_generate(unsigned long addr, char *manufacturer, char *board_name,
-                char *serial_no, char *part_no, char *revision);
+int fru_generate(unsigned long addr, int argc, char *const argv[]);
  u8 fru_checksum(u8 *addr, u8 len);
-
-extern struct fru_table fru_data;
+int fru_check_type_len(u8 type_len, u8 language, u8 *type);

This is used just inside fru_ops.c that means that change in this patch is unrelated to change you need to do here. Please move it to patch which really needs this.

+const struct fru_table *fru_get_fru_data(void);
#endif /* FRU_H */
diff --git a/board/xilinx/common/fru_ops.c b/board/xilinx/common/fru_ops.c
index 49846ae3d660..8291e347716b 100644
--- a/board/xilinx/common/fru_ops.c
+++ b/board/xilinx/common/fru_ops.c
@@ -1,21 +1,24 @@
  // SPDX-License-Identifier: GPL-2.0
  /*
   * (C) Copyright 2019 - 2020 Xilinx, Inc.
+ * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
   */
#include <common.h>
-#include <cpu_func.h>
  #include <env.h>
  #include <fdtdec.h>
+#include <hexdump.h>
  #include <log.h>
  #include <malloc.h>
-#include <net.h>
  #include <asm/io.h>
-#include <asm/arch/hardware.h>
+#include <linux/compat.h>
#include "fru.h" -struct fru_table fru_data __section(".data");
+struct fru_table fru_data __section(".data") = {
+       .brd.custom_fields = LIST_HEAD_INIT(fru_data.brd.custom_fields),
+       .multi_recs = LIST_HEAD_INIT(fru_data.multi_recs),
+};
static u16 fru_cal_area_len(u8 len)
  {
@@ -57,7 +60,7 @@ u8 fru_checksum(u8 *addr, u8 len)
        return checksum;
  }
-static int fru_check_type_len(u8 type_len, u8 language, u8 *type)
+int fru_check_type_len(u8 type_len, u8 language, u8 *type)
  {
        int len;
@@ -89,8 +92,7 @@ static u8 fru_gen_type_len(u8 *addr, char *name)
        return 1 + len;
  }
-int fru_generate(unsigned long addr, char *manufacturer, char *board_name,
-                char *serial_no, char *part_no, char *revision)
+int fru_generate(unsigned long addr, int argc, char *const argv[])

This is again the self contained change where you want to support generation for more fields in the patch which is doing a lot of other things.

I am fine with changing it but in steps. It means improve fru generation. Renaming macros, extraction OEM fields from board are, change multi record handling.



  {
        struct fru_common_hdr *header = (struct fru_common_hdr *)addr;
        struct fru_board_info_header *board_info;
@@ -126,18 +128,10 @@ int fru_generate(unsigned long addr, char *manufacturer, 
char *board_name,
        /* Member fields are just after board_info header */
        member = (u8 *)board_info + sizeof(*board_info);
- len = fru_gen_type_len(member, manufacturer); /* Board Manufacturer */
-       member += len;
-       len = fru_gen_type_len(member, board_name); /* Board Product name */
-       member += len;
-       len = fru_gen_type_len(member, serial_no); /* Board Serial number */
-       member += len;
-       len = fru_gen_type_len(member, part_no); /* Board part number */
-       member += len;
-       len = fru_gen_type_len(member, "U-Boot generator"); /* File ID */
-       member += len;
-       len = fru_gen_type_len(member, revision); /* Revision */
-       member += len;
+       while (--argc > 0 && ++argv) {
+               len = fru_gen_type_len(member, *argv);
+               member += len;
+       }
*member++ = 0xc1; /* Indication of no more fields */ @@ -168,6 +162,35 @@ int fru_generate(unsigned long addr, char *manufacturer, char *board_name,
        return 0;
  }
+static void fru_delete_custom_fields(struct list_head *custom_fields)
+{
+       struct fru_custom_field_node *node, *next;
+
+       list_for_each_entry_safe(node, next, custom_fields, list) {
+               list_del(&node->list);
+               kfree(node);
+       }
+}
+
+static int fru_append_custom_info(unsigned long addr,
+                                 struct list_head *custom_fields)
+{
+       struct fru_custom_info *info = (struct fru_custom_info *)addr;
+       struct fru_custom_field_node *ci_new;
+
+       ci_new = kzalloc(sizeof(*ci_new), GFP_KERNEL);
+       if (!ci_new)
+               return -ENOMEM;
+
+       ci_new->info.type_len = info->type_len;
+       memcpy(&ci_new->info.data, (void *)info->data,
+              ci_new->info.type_len & FRU_TYPELEN_LEN_MASK);
+
+       list_add_tail(&ci_new->list, custom_fields);
+
+       return 0;
+}
+
  static int fru_parse_board(unsigned long addr)
  {
        u8 i, type;
@@ -179,9 +202,10 @@ static int fru_parse_board(unsigned long addr)
        data = (u8 *)&fru_data.brd.manufacturer_type_len;
/* Record max structure limit not to write data over allocated space */
-       limit = (u8 *)&fru_data.brd + sizeof(struct fru_board_data);
+       limit = (u8 *)&fru_data.brd + sizeof(struct fru_board_data) -
+               sizeof(struct fru_custom_field_node *);
- for (i = 0; ; i++, data += FRU_BOARD_MAX_LEN) {
+       for (i = 0; ; i++, data += FRU_INFO_FIELD_LEN_MAX) {
                len = fru_check_type_len(*(u8 *)addr, fru_data.brd.lang_code,
                                         &type);
                /*
@@ -190,11 +214,14 @@ static int fru_parse_board(unsigned long addr)
                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;
+               if (i < FRU_BOARD_AREA_TOTAL_FIELDS) {
+                       /* Stop when length 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;
@@ -203,10 +230,23 @@ static int fru_parse_board(unsigned long addr)
                if (!len)
                        continue;
- /* Record data field */
-               memcpy(data, (u8 *)addr, len);
-               term = data + (u8)len;
-               *term = 0;
+               if (i < FRU_BOARD_AREA_TOTAL_FIELDS) {
+                       /* Record data field */
+                       memcpy(data, (u8 *)addr, len);
+                       term = data + (u8)len;
+                       *term = 0;
+               } else {
+                       struct list_head *custom_fields;
+
+                       custom_fields = &fru_data.brd.custom_fields;
+
+                       /* Add a custom info field */
+                       if (fru_append_custom_info(addr - 1, custom_fields)) {
+                               fru_delete_custom_fields(custom_fields);
+                               return -EINVAL;
+                       }
+               }
+
                addr += len;
        }
@@ -219,34 +259,52 @@ static int fru_parse_board(unsigned long addr)
        return 0;
  }
+static void fru_delete_multirecs(struct list_head *multi_recs)
+{
+       struct fru_multirec_node *node, *next;
+
+       list_for_each_entry_safe(node, next, multi_recs, list) {
+               list_del(&node->list);
+               kfree(node);
+       }
+}
+
+static int fru_append_multirec(unsigned long addr,
+                              struct list_head *multi_recs)
+{
+       struct fru_multirec_info *mr_src = (struct fru_multirec_info *)addr;
+       struct fru_multirec_node *mr_new;
+
+       mr_new = kzalloc(sizeof(*mr_new), GFP_KERNEL);
+       if (!mr_new)
+               return -ENOMEM;
+
+       memcpy(&mr_new->info.hdr, (void *)&mr_src->hdr, sizeof(mr_src->hdr));
+       memcpy(&mr_new->info.data, (void *)mr_src->data, mr_src->hdr.len);
+
+       list_add_tail(&mr_new->list, multi_recs);
+
+       return 0;
+}
+
  static int fru_parse_multirec(unsigned long addr)
  {
-       struct fru_multirec_hdr mrc;
-       u8 checksum = 0;
        u8 hdr_len = sizeof(struct fru_multirec_hdr);
-       int mac_len = 0;
+       struct fru_multirec_hdr *mr_hdr;
- debug("%s: multirec addr %lx\n", __func__, addr);
+       debug("%s: multirec addr %lx\n", __func__, (ulong)addr);
do {
-               memcpy(&mrc.rec_type, (void *)addr, hdr_len);
-
-               checksum = fru_checksum((u8 *)addr, hdr_len);
-               if (checksum) {
+               if (fru_checksum((u8 *)addr, hdr_len)) {
                        debug("%s header CRC error\n", __func__);
                        return -EINVAL;
                }
- if (mrc.rec_type == FRU_MULTIREC_TYPE_OEM) {
-                       struct fru_multirec_mac *mac = (void *)addr + hdr_len;
+               fru_append_multirec(addr, &fru_data.multi_recs);
- if (mac->ver == FRU_DUT_MACID) {
-                               mac_len = mrc.len - FRU_MULTIREC_MAC_OFFSET;
-                               memcpy(&fru_data.mac.macid, mac->macid, 
mac_len);
-                       }
-               }
-               addr += mrc.len + hdr_len;
-       } while (!(mrc.type & FRU_LAST_REC));
+               mr_hdr = (struct fru_multirec_hdr *)addr;
+               addr += mr_hdr->len + hdr_len;
+       } while (!(mr_hdr->type & FRU_LAST_REC));
return 0;
  }
@@ -255,7 +313,6 @@ int fru_capture(unsigned long addr)
  {
        struct fru_common_hdr *hdr;
        u8 checksum = 0;
-       unsigned long multirec_addr = addr;
checksum = fru_checksum((u8 *)addr, sizeof(struct fru_common_hdr));
        if (checksum) {
@@ -264,33 +321,28 @@ int fru_capture(unsigned long addr)
        }
hdr = (struct fru_common_hdr *)addr;
+       fru_delete_custom_fields(&fru_data.brd.custom_fields);
+       fru_delete_multirecs(&fru_data.multi_recs);
        memset((void *)&fru_data, 0, sizeof(fru_data));
-       memcpy((void *)&fru_data, (void *)hdr,
-              sizeof(struct fru_common_hdr));
+       INIT_LIST_HEAD(&fru_data.brd.custom_fields);
+       INIT_LIST_HEAD(&fru_data.multi_recs);
+       memcpy((void *)&fru_data, (void *)hdr, sizeof(struct fru_common_hdr));
fru_data.captured = true; - if (hdr->off_board) {
-               addr += fru_cal_area_len(hdr->off_board);
-               fru_parse_board(addr);
-       }
+       if (hdr->off_board)
+               fru_parse_board(addr + fru_cal_area_len(hdr->off_board));
- env_set_hex("fru_addr", addr);
+       if (hdr->off_multirec)
+               fru_parse_multirec(addr + fru_cal_area_len(hdr->off_multirec));
- if (hdr->off_multirec) {
-               multirec_addr += fru_cal_area_len(hdr->off_multirec);
-               fru_parse_multirec(multirec_addr);
-       }
+       env_set_hex("fru_addr", (ulong)addr);
return 0;
  }
static int fru_display_board(struct fru_board_data *brd, int verbose)
  {
-       u32 time = 0;
-       u8 type;
-       int len;
-       u8 *data;
        static const char * const typecode[] = {
                "Binary/Unspecified",
                "BCD plus",
@@ -301,12 +353,15 @@ static int fru_display_board(struct fru_board_data *brd, 
int verbose)
        static const char * const boardinfo[] = {
                "Manufacturer Name",
                "Product Name",
-               "Serial No",
+               "Serial Number",
                "Part Number",
                "File ID",
-               /* Xilinx spec */
-               "Revision Number",
        };
+       struct fru_custom_field_node *node;
+       u32 time = 0;
+       u8 *data;
+       u8 type;
+       int len;
if (verbose) {
                printf("*****BOARD INFO*****\n");
@@ -358,7 +413,32 @@ static int fru_display_board(struct fru_board_data *brd, 
int verbose)
                        debug("Unsupported type %x\n", type);
                }
- data += FRU_BOARD_MAX_LEN;
+               data += FRU_INFO_FIELD_LEN_MAX;
+       }
+
+       list_for_each_entry(node, &brd->custom_fields, list) {
+               printf(" Custom Type/Length: 0x%x\n", node->info.type_len);
+               print_hex_dump_bytes("  ", DUMP_PREFIX_OFFSET, node->info.data,
+                                    node->info.type_len &
+                                    FRU_TYPELEN_LEN_MASK);


this is pretty much debug information. Bootlog contains a lot of data and won't look good. I think this should be moved to verbose or debug.

 File ID: 0x0
 Custom Type/Length: 0xc8
  00000000: 41 00 00 00 00 00 00 00                          A.......
 Custom Type/Length: 0x8
  00000000: 10 ee 00 00 00 00 00 00                          ........
 Custom Type/Length: 0x10
  00000000: 52 64 da 0f 73 44 46 03 ac 1b 1e f6 35 92 3c f1  Rd..sDF.....5.<.
Type ID: 0x2, Type: 0x2 Length: 13
 00000000: 01 f4 01 c2 01 26 02 64 00 00 00 a0 0f           .....&.d.....
Type ID: 0xd2, Type: 0x2 Length: 10
 00000000: da 10 00 31 00 0a 35 10 39 cd                    ...1..5.9.
Type ID: 0xd3, Type: 0x82 Length: 87
 00000000: da 10 00 4d 65 6d 6f 72 79 3a 20 51 53 50 49 3a  ...Memory: QSPI:
 00000010: 35 31 32 4d 62 20 20 00 4d 65 6d 6f 72 79 3a 20  512Mb  .Memory:
 00000020: 65 4d 4d 43 3a 4e 6f 6e 65 20 20 20 00 4d 65 6d  eMMC:None   .Mem
 00000030: 6f 72 79 3a 20 50 53 44 44 52 34 3a 34 47 42 20  ory: PSDDR4:4GB
 00000040: 20 00 4d 65 6d 6f 72 79 3a 20 50 4c 44 44 52 34   .Memory: PLDDR4
 00000050: 3a 4e 6f 6e 65 20 00                             :None .




+       }
+
+       return 0;
+}
+
+static int fru_display_multirec(struct list_head *multi_recs, int verbose)
+{
+       struct fru_multirec_node *node;
+
+       if (verbose)
+               printf("*****MULTIRECORDS*****\n");
+
+       list_for_each_entry(node, multi_recs, list) {
+               printf("Type ID: 0x%x, Type: 0x%x Length: %d\n",
+                      node->info.hdr.rec_type, node->info.hdr.type,
+                      node->info.hdr.len);
+               print_hex_dump_bytes(" ", DUMP_PREFIX_OFFSET, node->info.data,
+                                    node->info.hdr.len);

And here again the same.



        }
return 0;
@@ -404,6 +484,8 @@ 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;
@@ -411,5 +493,14 @@ 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_multirec(&fru_data.multi_recs, verbose);
+}
+
+const struct fru_table *fru_get_fru_data(void)
+{
+       return &fru_data;
  }

Definitely patch is going in the right direction to remove Xilinx custom parts but I would like to see this to be split to couple of patches. I don't think this is going to be problem and it will be much easier to review.

Thanks,
Michal

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