Allow the EFI_DEVICE_PATH_UTILITIES_PROTOCOL to be disabled via configuration.
On systems that are very tight on U-Boot image size we may want to disable the protocol. As it is required to run the UEFI Shell enable it by default.
Signed-off-by: Heinrich Schuchardt xypron.glpk@gmx.de --- lib/efi_loader/Kconfig | 7 +++++++ lib/efi_loader/Makefile | 2 +- lib/efi_loader/efi_root_node.c | 2 ++ 3 files changed, 10 insertions(+), 1 deletion(-)
diff --git a/lib/efi_loader/Kconfig b/lib/efi_loader/Kconfig index 227cfa5ca4..038cdc9b6e 100644 --- a/lib/efi_loader/Kconfig +++ b/lib/efi_loader/Kconfig @@ -208,6 +208,13 @@ config EFI_DEVICE_PATH_TO_TEXT The device path to text protocol converts device nodes and paths to human readable strings.
+config EFI_DEVICE_PATH_UTIL + bool "Device path utilities protocol" + default y + help + The device path utilities protocol creates and manipulates device + paths and device nodes. It is required to run the EFI Shell. + config EFI_DT_FIXUP bool "Device tree fixup protocol" depends on !GENERATE_ACPI_TABLE diff --git a/lib/efi_loader/Makefile b/lib/efi_loader/Makefile index a6355d240a..10b42e8847 100644 --- a/lib/efi_loader/Makefile +++ b/lib/efi_loader/Makefile @@ -28,7 +28,7 @@ obj-$(CONFIG_EFI_CAPSULE_FIRMWARE) += efi_firmware.o obj-y += efi_console.o obj-y += efi_device_path.o obj-$(CONFIG_EFI_DEVICE_PATH_TO_TEXT) += efi_device_path_to_text.o -obj-y += efi_device_path_utilities.o +obj-$(CONFIG_EFI_DEVICE_PATH_UTIL) += efi_device_path_utilities.o ifeq ($(CONFIG_GENERATE_ACPI_TABLE),) obj-y += efi_dt_fixup.o endif diff --git a/lib/efi_loader/efi_root_node.c b/lib/efi_loader/efi_root_node.c index 8383fce943..4d59890a7e 100644 --- a/lib/efi_loader/efi_root_node.c +++ b/lib/efi_loader/efi_root_node.c @@ -58,9 +58,11 @@ efi_status_t efi_root_node_register(void) &efi_guid_device_path_to_text_protocol, (void *)&efi_device_path_to_text, #endif +#ifdef EFI_DEVICE_PATH_UTIL /* Device path utilities protocol */ &efi_guid_device_path_utilities_protocol, (void *)&efi_device_path_utilities, +#endif #ifdef CONFIG_EFI_DT_FIXUP /* Device-tree fix-up protocol */ &efi_guid_dt_fixup_protocol, -- 2.29.2