grub2: Specify boot partition

Since boot partition was not specified, grub tools try to detect it
automatically. This patch add an option to force it.

Signed-off-by: Jérôme Pouiller <jezz@sysmic.org>
Acked-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Tested-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
This commit is contained in:
Jérôme Pouiller 2014-07-01 19:49:47 +02:00 committed by Peter Korsgaard
parent cc61bda9f8
commit 8a5a57de1c
2 changed files with 19 additions and 4 deletions

View File

@ -111,6 +111,19 @@ config BR2_TARGET_GRUB2_X86_64_EFI
endchoice
if BR2_TARGET_GRUB2_I386_PC
config BR2_TARGET_GRUB2_BOOT_PARTITION
string "boot partition"
default "hd0,msdos1"
help
Specify the partition where the /boot/grub/grub.cfg file is
located. Use 'hd0,msdos1' for the first partition of the
first disk if using a legacy partition table, or 'hd0,gpt1'
if using GPT partition table.
endif # BR2_TARGET_GRUB2_I386_PC
config BR2_TARGET_GRUB2_BUILTIN_MODULES
string "builtin modules"
default "boot linux ext2 fat part_msdos part_gpt normal biosdisk" if BR2_TARGET_GRUB2_I386_PC

View File

@ -11,9 +11,14 @@ GRUB2_LICENSE = GPLv3+
GRUB2_LICENSE_FILES = COPYING
GRUB2_DEPENDENCIES = host-bison host-flex
GRUB2_BUILTIN_MODULES = $(call qstrip,$(BR2_TARGET_GRUB2_BUILTIN_MODULES))
GRUB2_BUILTIN_CONFIG = $(call qstrip,$(BR2_TARGET_GRUB2_BUILTIN_CONFIG))
GRUB2_BOOT_PARTITION = $(call qstrip,$(BR2_TARGET_GRUB2_BOOT_PARTITION))
ifeq ($(BR2_TARGET_GRUB2_I386_PC),y)
GRUB2_IMAGE = $(BINARIES_DIR)/grub.img
GRUB2_CFG = $(TARGET_DIR)/boot/grub/grub.cfg
GRUB2_PREFIX = ($(GRUB2_BOOT_PARTITION))/boot/grub
GRUB2_TUPLE = i386-pc
GRUB2_TARGET = i386
GRUB2_PLATFORM = pc
@ -33,9 +38,6 @@ GRUB2_TARGET = x86_64
GRUB2_PLATFORM = efi
endif
GRUB2_BUILTIN_MODULES = $(call qstrip,$(BR2_TARGET_GRUB2_BUILTIN_MODULES))
GRUB2_BUILTIN_CONFIG = $(call qstrip,$(BR2_TARGET_GRUB2_BUILTIN_CONFIG))
# Grub2 is kind of special: it considers CC, LD and so on to be the
# tools to build the native tools (i.e to be executed on the build
# machine), and uses TARGET_CC, TARGET_CFLAGS, TARGET_CPPFLAGS to
@ -71,7 +73,7 @@ define GRUB2_IMAGE_INSTALLATION
-d $(HOST_DIR)/usr/lib/grub/$(GRUB2_TUPLE) \
-O $(GRUB2_TUPLE) \
-o $(GRUB2_IMAGE) \
$(if $(GRUB2_PREFIX),-p $(GRUB2_PREFIX)) \
-p "$(GRUB2_PREFIX)" \
$(if $(GRUB2_BUILTIN_CONFIG),-c $(GRUB2_BUILTIN_CONFIG)) \
$(GRUB2_BUILTIN_MODULES)
mkdir -p $(dir $(GRUB2_CFG))