fsp.c 3.0 KB

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  1. // SPDX-License-Identifier: GPL-2.0+
  2. /*
  3. * Copyright (C) 2014-2015, Bin Meng <bmeng.cn@gmail.com>
  4. */
  5. #include <common.h>
  6. #include <command.h>
  7. #include <asm/fsp/fsp_support.h>
  8. #include <asm/global_data.h>
  9. DECLARE_GLOBAL_DATA_PTR;
  10. static int do_hdr(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
  11. {
  12. struct fsp_header *hdr;
  13. u32 img_addr;
  14. char *sign;
  15. uint addr;
  16. int i;
  17. #ifdef CONFIG_FSP_VERSION2
  18. /*
  19. * Only FSP-S is displayed. FSP-M was used in SPL but may not still be
  20. * around, and we didn't keep a pointer to it.
  21. */
  22. hdr = gd->arch.fsp_s_hdr;
  23. img_addr = hdr->img_base;
  24. addr = img_addr;
  25. #else
  26. addr = CONFIG_FSP_ADDR;
  27. hdr = fsp_find_header();
  28. img_addr = hdr->img_base;
  29. #endif
  30. sign = (char *)&hdr->sign;
  31. printf("FSP : binary %08x, header %08x\n", addr, (int)hdr);
  32. printf("Header : sign ");
  33. for (i = 0; i < sizeof(hdr->sign); i++)
  34. printf("%c", *sign++);
  35. printf(", size %x, rev %d\n", hdr->hdr_len, hdr->hdr_rev);
  36. printf("Image : rev ");
  37. if (hdr->hdr_rev == FSP_HEADER_REVISION_1) {
  38. printf("%d.%d",
  39. (hdr->img_rev >> 8) & 0xff, hdr->img_rev & 0xff);
  40. } else {
  41. printf("%d.%d.%d.%d",
  42. (hdr->img_rev >> 24) & 0xff, (hdr->img_rev >> 16) & 0xff,
  43. (hdr->img_rev >> 8) & 0xff, hdr->img_rev & 0xff);
  44. }
  45. printf(", id ");
  46. for (i = 0; i < ARRAY_SIZE(hdr->img_id); i++)
  47. printf("%c", hdr->img_id[i]);
  48. printf(", addr %08x, size %x\n", img_addr, hdr->img_size);
  49. if (hdr->hdr_rev >= FSP_HEADER_REVISION_1) {
  50. printf("GFX :%ssupported\n",
  51. hdr->img_attr & FSP_ATTR_GRAPHICS_SUPPORT ? " " : " un");
  52. }
  53. printf("VPD : addr %08x, size %x\n",
  54. hdr->cfg_region_off + img_addr, hdr->cfg_region_size);
  55. if (hdr->hdr_rev <= FSP_HEADER_REVISION_2)
  56. printf("\nNumber of APIs Supported : %d\n", hdr->api_num);
  57. if (hdr->fsp_tempram_init)
  58. printf("\tTempRamInit : %08x\n",
  59. hdr->fsp_tempram_init + img_addr);
  60. if (hdr->fsp_init)
  61. printf("\tFspInit : %08x\n", hdr->fsp_init + img_addr);
  62. if (hdr->fsp_notify)
  63. printf("\tFspNotify : %08x\n", hdr->fsp_notify + img_addr);
  64. if (hdr->hdr_rev >= FSP_HEADER_REVISION_1) {
  65. if (hdr->fsp_mem_init)
  66. printf("\tMemoryInit : %08x\n",
  67. hdr->fsp_mem_init + img_addr);
  68. if (hdr->fsp_tempram_exit)
  69. printf("\tTempRamExit : %08x\n",
  70. hdr->fsp_tempram_exit + img_addr);
  71. if (hdr->fsp_silicon_init)
  72. printf("\tSiliconInit : %08x\n",
  73. hdr->fsp_silicon_init + img_addr);
  74. }
  75. return 0;
  76. }
  77. static struct cmd_tbl fsp_commands[] = {
  78. U_BOOT_CMD_MKENT(hdr, 0, 1, do_hdr, "", ""),
  79. };
  80. static int do_fsp(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
  81. {
  82. struct cmd_tbl *fsp_cmd;
  83. int ret;
  84. if (argc < 2)
  85. return CMD_RET_USAGE;
  86. fsp_cmd = find_cmd_tbl(argv[1], fsp_commands, ARRAY_SIZE(fsp_commands));
  87. argc -= 2;
  88. argv += 2;
  89. if (!fsp_cmd || argc > fsp_cmd->maxargs)
  90. return CMD_RET_USAGE;
  91. ret = fsp_cmd->cmd(fsp_cmd, flag, argc, argv);
  92. return cmd_process_error(fsp_cmd, ret);
  93. }
  94. U_BOOT_CMD(
  95. fsp, 2, 1, do_fsp,
  96. "Show Intel Firmware Support Package (FSP) related information",
  97. "hdr - Print FSP header information"
  98. );