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efi_loader: make device path to text protocol customizable

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The device path to text protocol is not needed for EBBR compliance. So
let's make it a customizable option.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
This commit is contained in:
Heinrich Schuchardt 2019-05-11 09:53:33 +02:00
parent 334997356e
commit 64b5ba4d29
6 changed files with 15 additions and 3 deletions
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1
cmd/Kconfig
View File

@ -1436,6 +1436,7 @@ config CMD_DISPLAY
config CMD_EFIDEBUG
bool "efidebug - display/configure UEFI environment"
depends on EFI_LOADER
select EFI_DEVICE_PATH_TO_TEXT
default n
help
Enable the 'efidebug' command which provides a subset of UEFI

7
lib/efi_loader/Kconfig
View File

@ -18,6 +18,13 @@ config EFI_LOADER
if EFI_LOADER
config EFI_DEVICE_PATH_TO_TEXT
bool "Device path to text protocol"
default y
help
The device path to text protocol converts device nodes and paths to
human readable strings.
config EFI_LOADER_HII
bool "HII protocols"
default y

2
lib/efi_loader/Makefile
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@ -21,7 +21,7 @@ obj-y += efi_bootmgr.o
obj-y += efi_boottime.o
obj-y += efi_console.o
obj-y += efi_device_path.o
obj-y += efi_device_path_to_text.o
obj-$(CONFIG_EFI_DEVICE_PATH_TO_TEXT) += efi_device_path_to_text.o
obj-y += efi_device_path_utilities.o
obj-y += efi_file.o
obj-$(CONFIG_EFI_LOADER_HII) += efi_hii.o efi_hii_config.o

2
lib/efi_loader/efi_root_node.c
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@ -52,9 +52,11 @@ efi_status_t efi_root_node_register(void)
(&efi_root,
/* Device path protocol */
&efi_guid_device_path, dp,
#if CONFIG_IS_ENABLED(EFI_DEVICE_PATH_TO_TEXT)
/* Device path to text protocol */
&efi_guid_device_path_to_text_protocol,
(void *)&efi_device_path_to_text,
#endif
/* Device path utilities protocol */
&efi_guid_device_path_utilities_protocol,
(void *)&efi_device_path_utilities,

2
lib/efi_selftest/Makefile
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@ -17,7 +17,6 @@ efi_selftest_config_table.o \
efi_selftest_controllers.o \
efi_selftest_console.o \
efi_selftest_crc32.o \
efi_selftest_devicepath.o \
efi_selftest_devicepath_util.o \
efi_selftest_events.o \
efi_selftest_event_groups.o \
@ -38,6 +37,7 @@ efi_selftest_util.o \
efi_selftest_variables.o \
efi_selftest_watchdog.o
obj-$(CONFIG_EFI_DEVICE_PATH_TO_TEXT) += efi_selftest_devicepath.o
obj-$(CONFIG_EFI_UNICODE_COLLATION_PROTOCOL) += efi_selftest_unicode_collation.o
obj-$(CONFIG_CPU_V7) += efi_selftest_unaligned.o

4
lib/vsprintf.c
View File

@ -296,6 +296,7 @@ static char *string16(char *buf, char *end, u16 *s, int field_width,
return buf;
}
#if CONFIG_IS_ENABLED(EFI_DEVICE_PATH_TO_TEXT)
static char *device_path_string(char *buf, char *end, void *dp, int field_width,
int precision, int flags)
{
@ -314,6 +315,7 @@ static char *device_path_string(char *buf, char *end, void *dp, int field_width,
return buf;
}
#endif
#endif
#ifdef CONFIG_CMD_NET
static char *mac_address_string(char *buf, char *end, u8 *addr, int field_width,
@ -451,7 +453,7 @@ static char *pointer(const char *fmt, char *buf, char *end, void *ptr,
switch (*fmt) {
/* Device paths only exist in the EFI context. */
#if CONFIG_IS_ENABLED(EFI_LOADER) && !defined(API_BUILD)
#if CONFIG_IS_ENABLED(EFI_DEVICE_PATH_TO_TEXT) && !defined(API_BUILD)
case 'D':
return device_path_string(buf, end, ptr, field_width,
precision, flags);