fsp.c
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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2014-2015, Bin Meng <bmeng.cn@gmail.com>
*/
#include <common.h>
#include <command.h>
#include <asm/fsp/fsp_support.h>
DECLARE_GLOBAL_DATA_PTR;
static int do_hdr(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
struct fsp_header *hdr;
u32 img_addr;
char *sign;
uint addr;
int i;
#ifdef CONFIG_FSP_VERSION2
/*
* Only FSP-S is displayed. FSP-M was used in SPL but may not still be
* around, and we didn't keep a pointer to it.
*/
hdr = gd->arch.fsp_s_hdr;
img_addr = hdr->img_base;
addr = img_addr;
#else
addr = CONFIG_FSP_ADDR;
hdr = fsp_find_header();
img_addr = hdr->img_base;
#endif
sign = (char *)&hdr->sign;
printf("FSP : binary %08x, header %08x\n", addr, (int)hdr);
printf("Header : sign ");
for (i = 0; i < sizeof(hdr->sign); i++)
printf("%c", *sign++);
printf(", size %x, rev %d\n", hdr->hdr_len, hdr->hdr_rev);
printf("Image : rev ");
if (hdr->hdr_rev == FSP_HEADER_REVISION_1) {
printf("%d.%d",
(hdr->img_rev >> 8) & 0xff, hdr->img_rev & 0xff);
} else {
printf("%d.%d.%d.%d",
(hdr->img_rev >> 24) & 0xff, (hdr->img_rev >> 16) & 0xff,
(hdr->img_rev >> 8) & 0xff, hdr->img_rev & 0xff);
}
printf(", id ");
for (i = 0; i < ARRAY_SIZE(hdr->img_id); i++)
printf("%c", hdr->img_id[i]);
printf(", addr %08x, size %x\n", img_addr, hdr->img_size);
if (hdr->hdr_rev >= FSP_HEADER_REVISION_1) {
printf("GFX :%ssupported\n",
hdr->img_attr & FSP_ATTR_GRAPHICS_SUPPORT ? " " : " un");
}
printf("VPD : addr %08x, size %x\n",
hdr->cfg_region_off + img_addr, hdr->cfg_region_size);
if (hdr->hdr_rev <= FSP_HEADER_REVISION_2)
printf("\nNumber of APIs Supported : %d\n", hdr->api_num);
if (hdr->fsp_tempram_init)
printf("\tTempRamInit : %08x\n",
hdr->fsp_tempram_init + img_addr);
if (hdr->fsp_init)
printf("\tFspInit : %08x\n", hdr->fsp_init + img_addr);
if (hdr->fsp_notify)
printf("\tFspNotify : %08x\n", hdr->fsp_notify + img_addr);
if (hdr->hdr_rev >= FSP_HEADER_REVISION_1) {
if (hdr->fsp_mem_init)
printf("\tMemoryInit : %08x\n",
hdr->fsp_mem_init + img_addr);
if (hdr->fsp_tempram_exit)
printf("\tTempRamExit : %08x\n",
hdr->fsp_tempram_exit + img_addr);
if (hdr->fsp_silicon_init)
printf("\tSiliconInit : %08x\n",
hdr->fsp_silicon_init + img_addr);
}
return 0;
}
static cmd_tbl_t fsp_commands[] = {
U_BOOT_CMD_MKENT(hdr, 0, 1, do_hdr, "", ""),
};
static int do_fsp(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
cmd_tbl_t *fsp_cmd;
int ret;
if (argc < 2)
return CMD_RET_USAGE;
fsp_cmd = find_cmd_tbl(argv[1], fsp_commands, ARRAY_SIZE(fsp_commands));
argc -= 2;
argv += 2;
if (!fsp_cmd || argc > fsp_cmd->maxargs)
return CMD_RET_USAGE;
ret = fsp_cmd->cmd(fsp_cmd, flag, argc, argv);
return cmd_process_error(fsp_cmd, ret);
}
U_BOOT_CMD(
fsp, 2, 1, do_fsp,
"Show Intel Firmware Support Package (FSP) related information",
"hdr - Print FSP header information"
);