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