1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Copyright (C) 2014-2015, Bin Meng <bmeng.cn@gmail.com>
4 */
5
6 #include <command.h>
7 #include <asm/fsp/fsp_support.h>
8 #include <asm/global_data.h>
9
10 DECLARE_GLOBAL_DATA_PTR;
11
do_hdr(struct cmd_tbl * cmdtp,int flag,int argc,char * const argv[])12 static int do_hdr(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
13 {
14 struct fsp_header *hdr;
15 u32 img_addr;
16 char *sign;
17 uint addr;
18 int i;
19
20 #ifdef CONFIG_FSP_VERSION2
21 /*
22 * Only FSP-S is displayed. FSP-M was used in SPL but may not still be
23 * around, and we didn't keep a pointer to it.
24 */
25 hdr = gd->arch.fsp_s_hdr;
26 img_addr = hdr->img_base;
27 addr = img_addr;
28 #else
29 addr = CONFIG_FSP_ADDR;
30 hdr = fsp_find_header();
31 img_addr = hdr->img_base;
32 #endif
33 sign = (char *)&hdr->sign;
34
35 printf("FSP : binary %08x, header %08x\n", addr, (int)hdr);
36 printf("Header : sign ");
37 for (i = 0; i < sizeof(hdr->sign); i++)
38 printf("%c", *sign++);
39 printf(", size %x, 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 %08x, size %x\n", img_addr, hdr->img_size);
53 if (hdr->hdr_rev >= FSP_HEADER_REVISION_1) {
54 printf("GFX :%ssupported\n",
55 hdr->img_attr & FSP_ATTR_GRAPHICS_SUPPORT ? " " : " un");
56 }
57 printf("VPD : addr %08x, size %x\n",
58 hdr->cfg_region_off + img_addr, hdr->cfg_region_size);
59 if (hdr->hdr_rev <= FSP_HEADER_REVISION_2)
60 printf("\nNumber of APIs Supported : %d\n", hdr->api_num);
61 if (hdr->fsp_tempram_init)
62 printf("\tTempRamInit : %08x\n",
63 hdr->fsp_tempram_init + img_addr);
64 if (hdr->fsp_init)
65 printf("\tFspInit : %08x\n", hdr->fsp_init + img_addr);
66 if (hdr->fsp_notify)
67 printf("\tFspNotify : %08x\n", hdr->fsp_notify + img_addr);
68 if (hdr->hdr_rev >= FSP_HEADER_REVISION_1) {
69 if (hdr->fsp_mem_init)
70 printf("\tMemoryInit : %08x\n",
71 hdr->fsp_mem_init + img_addr);
72 if (hdr->fsp_tempram_exit)
73 printf("\tTempRamExit : %08x\n",
74 hdr->fsp_tempram_exit + img_addr);
75 if (hdr->fsp_silicon_init)
76 printf("\tSiliconInit : %08x\n",
77 hdr->fsp_silicon_init + img_addr);
78 }
79
80 return 0;
81 }
82
83 static struct cmd_tbl fsp_commands[] = {
84 U_BOOT_CMD_MKENT(hdr, 0, 1, do_hdr, "", ""),
85 };
86
do_fsp(struct cmd_tbl * cmdtp,int flag,int argc,char * const argv[])87 static int do_fsp(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
88 {
89 struct cmd_tbl *fsp_cmd;
90 int ret;
91
92 if (argc < 2)
93 return CMD_RET_USAGE;
94 fsp_cmd = find_cmd_tbl(argv[1], fsp_commands, ARRAY_SIZE(fsp_commands));
95 argc -= 2;
96 argv += 2;
97 if (!fsp_cmd || argc > fsp_cmd->maxargs)
98 return CMD_RET_USAGE;
99
100 ret = fsp_cmd->cmd(fsp_cmd, flag, argc, argv);
101
102 return cmd_process_error(fsp_cmd, ret);
103 }
104
105 U_BOOT_CMD(
106 fsp, 2, 1, do_fsp,
107 "Show Intel Firmware Support Package (FSP) related information",
108 "hdr - Print FSP header information"
109 );
110