arch/x86/lib/fsp/cmd_fsp.c

   1 /*
   2  * Copyright (C) 2014-2015, Bin Meng <bmeng.cn@gmail.com>
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #include <common.h>
   8 #include <command.h>
   9 #include <asm/fsp/fsp_support.h>
  10
  11 DECLARE_GLOBAL_DATA_PTR;
  12
  13 static char *hob_type[] = {
  14         "reserved",
  15         "Hand-off",
  16         "Mem Alloc",
  17         "Res Desc",
  18         "GUID Ext",
  19         "FV",
  20         "CPU",
  21         "Mem Pool",
  22         "reserved",
  23         "FV2",
  24         "Load PEIM",
  25         "Capsule",
  26 };
  27
  28 static int do_hdr(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
  29 {
  30         struct fsp_header *hdr = find_fsp_header();
  31         u32 img_addr = hdr->img_base;
  32         char *sign = (char *)&hdr->sign;
  33         int i;
  34
  35         printf("FSP    : binary 0x%08x, header 0x%08x\n",
  36                CONFIG_FSP_ADDR, (int)hdr);
  37         printf("Header : sign ");
  38         for (i = 0; i < sizeof(hdr->sign); i++)
  39                 printf("%c", *sign++);
  40         printf(", size %d, rev %d\n", hdr->hdr_len, hdr->hdr_rev);
  41         printf("Image  : rev ");
  42         if (hdr->hdr_rev == FSP_HEADER_REVISION_1) {
  43                 printf("%d.%d",
  44                        (hdr->img_rev >> 8) & 0xff, hdr->img_rev & 0xff);
  45         } else {
  46                 printf("%d.%d.%d.%d",
  47                        (hdr->img_rev >> 24) & 0xff, (hdr->img_rev >> 16) & 0xff,
  48                        (hdr->img_rev >> 8) & 0xff, hdr->img_rev & 0xff);
  49         }
  50         printf(", id ");
  51         for (i = 0; i < ARRAY_SIZE(hdr->img_id); i++)
  52                 printf("%c", hdr->img_id[i]);
  53         printf(", addr 0x%08x, size %d\n", img_addr, hdr->img_size);
  54         if (hdr->hdr_rev == FSP_HEADER_REVISION_2) {
  55                 printf("GFX    :%ssupported\n",
  56                        hdr->img_attr & FSP_ATTR_GRAPHICS_SUPPORT ? " " : " un");
  57         }
  58         printf("VPD    : addr 0x%08x, size %d\n",
  59                hdr->cfg_region_off + img_addr, hdr->cfg_region_size);
  60         printf("\nNumber of APIs Supported : %d\n", hdr->api_num);
  61         printf("\tTempRamInit : 0x%08x\n", hdr->fsp_tempram_init + img_addr);
  62         printf("\tFspInit     : 0x%08x\n", hdr->fsp_init + img_addr);
  63         printf("\tFspNotify   : 0x%08x\n", hdr->fsp_notify + img_addr);
  64         if (hdr->hdr_rev == FSP_HEADER_REVISION_2) {
  65                 printf("\tMemoryInit  : 0x%08x\n",
  66                        hdr->fsp_mem_init + img_addr);
  67                 printf("\tTempRamExit : 0x%08x\n",
  68                        hdr->fsp_tempram_exit + img_addr);
  69                 printf("\tSiliconInit : 0x%08x\n",
  70                        hdr->fsp_silicon_init + img_addr);
  71         }
  72
  73         return 0;
  74 }
  75
  76 static int do_hob(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
  77 {
  78         const struct hob_header *hdr;
  79         uint type;
  80         char *desc;
  81         int i = 0;
  82
  83         hdr = gd->arch.hob_list;
  84
  85         printf("HOB list address: 0x%08x\n\n", (unsigned int)hdr);
  86
  87         printf("#  | Address  | Type      | Len  | ");
  88         printf("%42s\n", "GUID");
  89         printf("---|----------|-----------|------|-");
  90         printf("------------------------------------------\n");
  91         while (!end_of_hob(hdr)) {
  92                 printf("%02x | %08x | ", i, (unsigned int)hdr);
  93                 type = hdr->type;
  94                 if (type == HOB_TYPE_UNUSED)
  95                         desc = "*Unused*";
  96                 else if (type == HOB_TYPE_EOH)
  97                         desc = "*EOH*";
  98                 else if (type >= 0 && type <= ARRAY_SIZE(hob_type))
  99                         desc = hob_type[type];
 100                 else
 101                         desc = "*Invalid*";
 102                 printf("%-9s | %04x | ", desc, hdr->len);
 103
 104                 if (type == HOB_TYPE_MEM_ALLOC || type == HOB_TYPE_RES_DESC ||
 105                     type == HOB_TYPE_GUID_EXT) {
 106                         struct efi_guid *guid = (struct efi_guid *)(hdr + 1);
 107                         int j;
 108
 109                         printf("%08x-%04x-%04x", guid->data1,
 110                                guid->data2, guid->data3);
 111                         for (j = 0; j < ARRAY_SIZE(guid->data4); j++)
 112                                 printf("-%02x", guid->data4[j]);
 113                 } else {
 114                         printf("%42s", "Not Available");
 115                 }
 116                 printf("\n");
 117                 hdr = get_next_hob(hdr);
 118                 i++;
 119         }
 120
 121         return 0;
 122 }
 123
 124 static cmd_tbl_t fsp_commands[] = {
 125         U_BOOT_CMD_MKENT(hdr, 0, 1, do_hdr, "", ""),
 126         U_BOOT_CMD_MKENT(hob, 0, 1, do_hob, "", ""),
 127 };
 128
 129 static int do_fsp(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 130 {
 131         cmd_tbl_t *fsp_cmd;
 132         int ret;
 133
 134         if (argc < 2)
 135                 return CMD_RET_USAGE;
 136         fsp_cmd = find_cmd_tbl(argv[1], fsp_commands, ARRAY_SIZE(fsp_commands));
 137         argc -= 2;
 138         argv += 2;
 139         if (!fsp_cmd || argc > fsp_cmd->maxargs)
 140                 return CMD_RET_USAGE;
 141
 142         ret = fsp_cmd->cmd(fsp_cmd, flag, argc, argv);
 143
 144         return cmd_process_error(fsp_cmd, ret);
 145 }
 146
 147 U_BOOT_CMD(
 148         fsp,    2,      1,      do_fsp,
 149         "Show Intel Firmware Support Package (FSP) related information",
 150         "hdr - Print FSP header information\n"
 151         "fsp hob - Print FSP Hand-Off Block (HOB) information"
 152 );