board/xilinx/common/fru.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * (C) Copyright 2019 - 2020 Xilinx, Inc.
   4  */
   5
   6 #include <common.h>
   7 #include <command.h>
   8 #include <fdtdec.h>
   9 #include <malloc.h>
  10
  11 #include "fru.h"
  12
  13 static int do_fru_capture(struct cmd_tbl *cmdtp, int flag, int argc,
  14                           char *const argv[])
  15 {
  16         unsigned long addr;
  17         char *endp;
  18
  19         if (argc < cmdtp->maxargs)
  20                 return CMD_RET_USAGE;
  21
  22         addr = simple_strtoul(argv[2], &endp, 16);
  23         if (*argv[1] == 0 || *endp != 0)
  24                 return -1;
  25
  26         return fru_capture(addr);
  27 }
  28
  29 static int do_fru_display(struct cmd_tbl *cmdtp, int flag, int argc,
  30                           char *const argv[])
  31 {
  32         fru_display(1);
  33         return CMD_RET_SUCCESS;
  34 }
  35
  36 static struct cmd_tbl cmd_fru_sub[] = {
  37         U_BOOT_CMD_MKENT(capture, 3, 0, do_fru_capture, "", ""),
  38         U_BOOT_CMD_MKENT(display, 2, 0, do_fru_display, "", ""),
  39 };
  40
  41 static int do_fru(struct cmd_tbl *cmdtp, int flag, int argc,
  42                   char *const argv[])
  43 {
  44         struct cmd_tbl *c;
  45         int ret;
  46
  47         if (argc < 2)
  48                 return CMD_RET_USAGE;
  49
  50         c = find_cmd_tbl(argv[1], &cmd_fru_sub[0],
  51                          ARRAY_SIZE(cmd_fru_sub));
  52         if (!c)
  53                 return CMD_RET_USAGE;
  54
  55         ret = c->cmd(c, flag, argc, argv);
  56
  57         return cmd_process_error(c, ret);
  58 }
  59
  60 /***************************************************/
  61 #ifdef CONFIG_SYS_LONGHELP
  62 static char fru_help_text[] =
  63         "capture <addr> - Parse and capture FRU table present at address.\n"
  64         "fru display - Displays content of FRU table that was captured using\n"
  65         "              fru capture command\n"
  66         ;
  67 #endif
  68
  69 U_BOOT_CMD(
  70         fru, 3, 1, do_fru,
  71         "FRU table info",
  72         fru_help_text
  73 )