diff options
| -rw-r--r-- | cmd/Makefile | 2 | ||||
| -rw-r--r-- | cmd/efi_common.c | 26 | ||||
| -rw-r--r-- | cmd/efidebug.c | 6 | ||||
| -rw-r--r-- | include/efi.h | 9 |
4 files changed, 37 insertions, 6 deletions
diff --git a/cmd/Makefile b/cmd/Makefile index 7198029f11e..62f50e2b1cc 100644 --- a/cmd/Makefile +++ b/cmd/Makefile @@ -63,7 +63,7 @@ obj-$(CONFIG_CMD_ECHO) += echo.o obj-$(CONFIG_ENV_IS_IN_EEPROM) += eeprom.o obj-$(CONFIG_CMD_EEPROM) += eeprom.o obj-$(CONFIG_EFI) += efi.o -obj-$(CONFIG_CMD_EFIDEBUG) += efidebug.o +obj-$(CONFIG_CMD_EFIDEBUG) += efidebug.o efi_common.o obj-$(CONFIG_CMD_EFICONFIG) += eficonfig.o ifdef CONFIG_CMD_EFICONFIG ifdef CONFIG_EFI_MM_COMM_TEE diff --git a/cmd/efi_common.c b/cmd/efi_common.c new file mode 100644 index 00000000000..f4056096cd3 --- /dev/null +++ b/cmd/efi_common.c @@ -0,0 +1,26 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Common code for EFI commands + * + * Copyright 2023 Google LLC + * Written by Simon Glass <sjg@chromium.org> + */ + +#include <common.h> +#include <efi.h> +#include <efi_api.h> +#include <uuid.h> + +void efi_show_tables(struct efi_system_table *systab) +{ + int i; + + for (i = 0; i < systab->nr_tables; i++) { + struct efi_configuration_table *tab = &systab->tables[i]; + char guid_str[37]; + + uuid_bin_to_str(tab->guid.b, guid_str, 1); + printf("%p %pUl %s\n", tab->table, guid_str, + uuid_guid_get_str(tab->guid.b) ?: "(unknown)"); + } +} diff --git a/cmd/efidebug.c b/cmd/efidebug.c index e6959ede930..9622430c475 100644 --- a/cmd/efidebug.c +++ b/cmd/efidebug.c @@ -649,11 +649,7 @@ static int do_efi_show_memmap(struct cmd_tbl *cmdtp, int flag, static int do_efi_show_tables(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]) { - efi_uintn_t i; - - for (i = 0; i < systab.nr_tables; ++i) - printf("%pUl (%pUs)\n", - &systab.tables[i].guid, &systab.tables[i].guid); + efi_show_tables(&systab); return CMD_RET_SUCCESS; } diff --git a/include/efi.h b/include/efi.h index 2f312da3cba..f0e5faa7549 100644 --- a/include/efi.h +++ b/include/efi.h @@ -648,4 +648,13 @@ int efi_call_exit_boot_services(void); int efi_get_mmap(struct efi_mem_desc **descp, int *sizep, uint *keyp, int *desc_sizep, uint *versionp); +/** + * efi_show_tables() - Show a list of available tables + * + * Shows the address, GUID (and name where known) for each table + * + * @systab: System table containing the list of tables + */ +void efi_show_tables(struct efi_system_table *systab); + #endif /* _LINUX_EFI_H */ |