diff options
Diffstat (limited to 'arch/x86/lib/fsp')
| -rw-r--r-- | arch/x86/lib/fsp/Makefile | 1 | ||||
| -rw-r--r-- | arch/x86/lib/fsp/cmd_fsp.c | 132 | ||||
| -rw-r--r-- | arch/x86/lib/fsp/fsp_common.c | 30 | ||||
| -rw-r--r-- | arch/x86/lib/fsp/fsp_dram.c | 6 |
4 files changed, 168 insertions, 1 deletions
diff --git a/arch/x86/lib/fsp/Makefile b/arch/x86/lib/fsp/Makefile index 5b12c12d7a..3ea4880a30 100644 --- a/arch/x86/lib/fsp/Makefile +++ b/arch/x86/lib/fsp/Makefile @@ -4,6 +4,7 @@ # SPDX-License-Identifier: GPL-2.0+ # +obj-y += cmd_fsp.o obj-y += fsp_car.o obj-y += fsp_common.o obj-y += fsp_dram.o diff --git a/arch/x86/lib/fsp/cmd_fsp.c b/arch/x86/lib/fsp/cmd_fsp.c new file mode 100644 index 0000000000..4959edf11b --- /dev/null +++ b/arch/x86/lib/fsp/cmd_fsp.c @@ -0,0 +1,132 @@ +/* + * Copyright (C) 2014-2015, Bin Meng <bmeng.cn@gmail.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <command.h> +#include <asm/fsp/fsp_support.h> + +DECLARE_GLOBAL_DATA_PTR; + +static char *hob_type[] = { + "reserved", + "Hand-off", + "Mem Alloc", + "Res Desc", + "GUID Ext", + "FV", + "CPU", + "Mem Pool", + "reserved", + "FV2", + "Load PEIM", + "Capsule", +}; + +static int do_hdr(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + struct fsp_header *hdr = find_fsp_header(); + u32 img_addr = hdr->img_base; + char *sign = (char *)&hdr->sign; + int i; + + printf("FSP : binary 0x%08x, header 0x%08x\n", + CONFIG_FSP_ADDR, (int)hdr); + printf("Header : sign "); + for (i = 0; i < sizeof(hdr->sign); i++) + printf("%c", *sign++); + printf(", size %d, rev %d\n", hdr->hdr_len, hdr->hdr_rev); + printf("Image : rev %d.%d, id ", + (hdr->img_rev >> 8) & 0xff, hdr->img_rev & 0xff); + for (i = 0; i < ARRAY_SIZE(hdr->img_id); i++) + printf("%c", hdr->img_id[i]); + printf(", addr 0x%08x, size %d\n", img_addr, hdr->img_size); + printf("VPD : addr 0x%08x, size %d\n", + hdr->cfg_region_off + img_addr, hdr->cfg_region_size); + printf("\nNumber of APIs Supported : %d\n", hdr->api_num); + printf("\tTempRamInit : 0x%08x\n", hdr->fsp_tempram_init + img_addr); + printf("\tFspInit : 0x%08x\n", hdr->fsp_init + img_addr); + printf("\tFspNotify : 0x%08x\n", hdr->fsp_notify + img_addr); + + return 0; +} + +static int do_hob(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + const struct hob_header *hdr; + uint type; + char *desc; + int i = 0; + + hdr = gd->arch.hob_list; + + printf("HOB list address: 0x%08x\n\n", (unsigned int)hdr); + + printf("# | Address | Type | Len | "); + printf("%42s\n", "GUID"); + printf("---|----------|-----------|------|-"); + printf("------------------------------------------\n"); + while (!end_of_hob(hdr)) { + printf("%-2d | %08x | ", i, (unsigned int)hdr); + type = hdr->type; + if (type == HOB_TYPE_UNUSED) + desc = "*Unused*"; + else if (type == HOB_TYPE_EOH) + desc = "*EOH*"; + else if (type >= 0 && type <= ARRAY_SIZE(hob_type)) + desc = hob_type[type]; + else + desc = "*Invalid*"; + printf("%-9s | %-4d | ", desc, hdr->len); + + if (type == HOB_TYPE_MEM_ALLOC || type == HOB_TYPE_RES_DESC || + type == HOB_TYPE_GUID_EXT) { + struct efi_guid *guid = (struct efi_guid *)(hdr + 1); + int j; + + printf("%08x-%04x-%04x", guid->data1, + guid->data2, guid->data3); + for (j = 0; j < ARRAY_SIZE(guid->data4); j++) + printf("-%02x", guid->data4[j]); + } else { + printf("%42s", "Not Available"); + } + printf("\n"); + hdr = get_next_hob(hdr); + i++; + } + + return 0; +} + +static cmd_tbl_t fsp_commands[] = { + U_BOOT_CMD_MKENT(hdr, 0, 1, do_hdr, "", ""), + U_BOOT_CMD_MKENT(hob, 0, 1, do_hob, "", ""), +}; + +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\n" + "fsp hob - Print FSP Hand-Off Block (HOB) information" +); diff --git a/arch/x86/lib/fsp/fsp_common.c b/arch/x86/lib/fsp/fsp_common.c index 658f32d583..c78df94b80 100644 --- a/arch/x86/lib/fsp/fsp_common.c +++ b/arch/x86/lib/fsp/fsp_common.c @@ -7,6 +7,7 @@ #include <common.h> #include <errno.h> #include <asm/io.h> +#include <asm/mrccache.h> #include <asm/post.h> #include <asm/processor.h> #include <asm/fsp/fsp_support.h> @@ -54,15 +55,42 @@ void board_final_cleanup(void) return; } +static __maybe_unused void *fsp_prepare_mrc_cache(void) +{ + struct mrc_data_container *cache; + struct mrc_region entry; + int ret; + + ret = mrccache_get_region(NULL, &entry); + if (ret) + return NULL; + + cache = mrccache_find_current(&entry); + if (!cache) + return NULL; + + debug("%s: mrc cache at %p, size %x checksum %04x\n", __func__, + cache->data, cache->data_size, cache->checksum); + + return cache->data; +} + int x86_fsp_init(void) { + void *nvs; + if (!gd->arch.hob_list) { +#ifdef CONFIG_ENABLE_MRC_CACHE + nvs = fsp_prepare_mrc_cache(); +#else + nvs = NULL; +#endif /* * The first time we enter here, call fsp_init(). * Note the execution does not return to this function, * instead it jumps to fsp_continue(). */ - fsp_init(CONFIG_FSP_TEMP_RAM_ADDR, BOOT_FULL_CONFIG, NULL); + fsp_init(CONFIG_FSP_TEMP_RAM_ADDR, BOOT_FULL_CONFIG, nvs); } else { /* * The second time we enter here, adjust the size of malloc() diff --git a/arch/x86/lib/fsp/fsp_dram.c b/arch/x86/lib/fsp/fsp_dram.c index e51ca96eb7..fcfe693ce5 100644 --- a/arch/x86/lib/fsp/fsp_dram.c +++ b/arch/x86/lib/fsp/fsp_dram.c @@ -7,6 +7,7 @@ #include <common.h> #include <asm/fsp/fsp_support.h> #include <asm/e820.h> +#include <asm/mrccache.h> #include <asm/post.h> DECLARE_GLOBAL_DATA_PTR; @@ -32,6 +33,11 @@ int dram_init(void) gd->ram_size = ram_size; post_code(POST_DRAM); +#ifdef CONFIG_ENABLE_MRC_CACHE + gd->arch.mrc_output = fsp_get_nvs_data(gd->arch.hob_list, + &gd->arch.mrc_output_len); +#endif + return 0; } |