cmd/x86/fsp.c

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