diff --git a/cmd/bootefi.c b/cmd/bootefi.c index 271b385ede..cba81ffe75 100644 --- a/cmd/bootefi.c +++ b/cmd/bootefi.c @@ -358,6 +358,9 @@ static efi_status_t do_bootefi_exec(efi_handle_t handle, void *load_options) free(load_options); + if (IS_ENABLED(CONFIG_EFI_LOAD_FILE2_INITRD)) + efi_initrd_deregister(); + return ret; } diff --git a/cmd/efidebug.c b/cmd/efidebug.c index e4030f514a..6e36575a94 100644 --- a/cmd/efidebug.c +++ b/cmd/efidebug.c @@ -9,6 +9,7 @@ #include #include #include +#include #include #include #include @@ -19,6 +20,7 @@ #include #include #include +#include #define BS systab.boottime #define RT systab.runtime @@ -72,7 +74,7 @@ static int do_efi_capsule_update(struct cmd_tbl *cmdtp, int flag, capsule->capsule_image_size); } - ret = EFI_CALL(RT->update_capsule(&capsule, 1, (u64)NULL)); + ret = EFI_CALL(RT->update_capsule(&capsule, 1, 0)); if (ret) { printf("Cannot handle a capsule at %p", capsule); return CMD_RET_FAILURE; @@ -129,6 +131,82 @@ static int do_efi_capsule_show(struct cmd_tbl *cmdtp, int flag, return CMD_RET_SUCCESS; } +#ifdef CONFIG_EFI_ESRT + +#define EFI_ESRT_FW_TYPE_NUM 4 +char *efi_fw_type_str[EFI_ESRT_FW_TYPE_NUM] = {"unknown", "system FW", "device FW", + "UEFI driver"}; + +#define EFI_ESRT_UPDATE_STATUS_NUM 9 +char *efi_update_status_str[EFI_ESRT_UPDATE_STATUS_NUM] = {"success", "unsuccessful", + "insufficient resources", "incorrect version", "invalid format", + "auth error", "power event (AC)", "power event (batt)", + "unsatisfied dependencies"}; + +#define EFI_FW_TYPE_STR_GET(idx) (\ +EFI_ESRT_FW_TYPE_NUM > (idx) ? efi_fw_type_str[(idx)] : "error"\ +) + +#define EFI_FW_STATUS_STR_GET(idx) (\ +EFI_ESRT_UPDATE_STATUS_NUM > (idx) ? efi_update_status_str[(idx)] : "error"\ +) + +/** + * do_efi_capsule_esrt() - manage UEFI capsules + * + * @cmdtp: Command table + * @flag: Command flag + * @argc: Number of arguments + * @argv: Argument array + * Return: CMD_RET_SUCCESS on success, + * CMD_RET_USAGE or CMD_RET_RET_FAILURE on failure + * + * Implement efidebug "capsule esrt" sub-command. + * The prints the current ESRT table. + * + * efidebug capsule esrt + */ +static int do_efi_capsule_esrt(struct cmd_tbl *cmdtp, int flag, + int argc, char * const argv[]) +{ + struct efi_system_resource_table *esrt = NULL; + + if (argc != 1) + return CMD_RET_USAGE; + + for (int idx = 0; idx < systab.nr_tables; idx++) + if (!guidcmp(&efi_esrt_guid, &systab.tables[idx].guid)) + esrt = (struct efi_system_resource_table *)systab.tables[idx].table; + + if (!esrt) { + log_info("ESRT: table not present\n"); + return CMD_RET_SUCCESS; + } + + printf("========================================\n"); + printf("ESRT: fw_resource_count=%d\n", esrt->fw_resource_count); + printf("ESRT: fw_resource_count_max=%d\n", esrt->fw_resource_count_max); + printf("ESRT: fw_resource_version=%lld\n", esrt->fw_resource_version); + + for (int idx = 0; idx < esrt->fw_resource_count; idx++) { + printf("[entry %d]==============================\n", idx); + printf("ESRT: fw_class=%pUL\n", &esrt->entries[idx].fw_class); + printf("ESRT: fw_type=%s\n", EFI_FW_TYPE_STR_GET(esrt->entries[idx].fw_type)); + printf("ESRT: fw_version=%d\n", esrt->entries[idx].fw_version); + printf("ESRT: lowest_supported_fw_version=%d\n", + esrt->entries[idx].lowest_supported_fw_version); + printf("ESRT: capsule_flags=%d\n", + esrt->entries[idx].capsule_flags); + printf("ESRT: last_attempt_version=%d\n", + esrt->entries[idx].last_attempt_version); + printf("ESRT: last_attempt_status=%s\n", + EFI_FW_STATUS_STR_GET(esrt->entries[idx].last_attempt_status)); + } + printf("========================================\n"); + + return CMD_RET_SUCCESS; +} +#endif /* CONFIG_EFI_ESRT */ /** * do_efi_capsule_res() - show a capsule update result * @@ -221,6 +299,10 @@ static struct cmd_tbl cmd_efidebug_capsule_sub[] = { "", ""), U_BOOT_CMD_MKENT(show, CONFIG_SYS_MAXARGS, 1, do_efi_capsule_show, "", ""), +#ifdef CONFIG_EFI_ESRT + U_BOOT_CMD_MKENT(esrt, CONFIG_SYS_MAXARGS, 1, do_efi_capsule_esrt, + "", ""), +#endif U_BOOT_CMD_MKENT(disk-update, 0, 0, do_efi_capsule_on_disk_update, "", ""), U_BOOT_CMD_MKENT(result, CONFIG_SYS_MAXARGS, 1, do_efi_capsule_res, @@ -516,6 +598,10 @@ static const struct { "ACPI table", EFI_ACPI_TABLE_GUID, }, + { + "EFI System Resource Table", + EFI_SYSTEM_RESOURCE_TABLE_GUID, + }, { "device tree", EFI_FDT_GUID, @@ -798,6 +884,54 @@ static int do_efi_show_tables(struct cmd_tbl *cmdtp, int flag, return CMD_RET_SUCCESS; } +/** + * create_initrd_dp() - Create a special device for our Boot### option + * + * @dev: Device + * @part: Disk partition + * @file: Filename + * Return: Pointer to the device path or ERR_PTR + * + */ +static +struct efi_device_path *create_initrd_dp(const char *dev, const char *part, + const char *file) + +{ + struct efi_device_path *tmp_dp = NULL, *tmp_fp = NULL; + struct efi_device_path *initrd_dp = NULL; + efi_status_t ret; + const struct efi_initrd_dp id_dp = { + .vendor = { + { + DEVICE_PATH_TYPE_MEDIA_DEVICE, + DEVICE_PATH_SUB_TYPE_VENDOR_PATH, + sizeof(id_dp.vendor), + }, + EFI_INITRD_MEDIA_GUID, + }, + .end = { + DEVICE_PATH_TYPE_END, + DEVICE_PATH_SUB_TYPE_END, + sizeof(id_dp.end), + } + }; + + ret = efi_dp_from_name(dev, part, file, &tmp_dp, &tmp_fp); + if (ret != EFI_SUCCESS) { + printf("Cannot create device path for \"%s %s\"\n", part, file); + goto out; + } + + initrd_dp = efi_dp_append((const struct efi_device_path *)&id_dp, + tmp_fp); + +out: + efi_free_pool(tmp_dp); + efi_free_pool(tmp_fp); + return initrd_dp; +} + /** * do_efi_boot_add() - set UEFI load option * @@ -810,7 +944,9 @@ static int do_efi_show_tables(struct cmd_tbl *cmdtp, int flag, * * Implement efidebug "boot add" sub-command. Create or change UEFI load option. * - * efidebug boot add