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x86: fix GRUB_ROOT for Xen subtarget

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Change grub's root device to xen/xvda,msdos1 for the x86_xen_domu
target so that it will boot without further changes.

Signed-off-by: Wilfried Klaebe <w+lede-project@chaos.in-kiel.de>
[Jo-Philipp Wich: fixed and rebased patch from FS#264, added subject]
Signed-off-by: Jo-Philipp Wich <jo@mein.io>
This commit is contained in:
Wilfried Klaebe 2016-11-11 15:50:00 +02:00 committed by Jo-Philipp Wich
parent 478f1f6b16
commit 81e3c022e0
2 changed files with 7 additions and 1 deletions
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6
target/linux/x86/image/Makefile
View File

@ -15,6 +15,7 @@ GRUB_TERMINALS =
GRUB_SERIAL_CONFIG =
GRUB_TERMINAL_CONFIG =
GRUB_CONSOLE_CMDLINE =
GRUB_ROOT = hd0,msdos1
USE_ATKBD = generic 64
@ -46,6 +47,10 @@ ROOTPART:=$(if $(ROOTPART),$(ROOTPART),PARTUUID=$(SIGNATURE)-02)
GRUB_TIMEOUT:=$(call qstrip,$(CONFIG_GRUB_TIMEOUT))
ifneq ($(CONFIG_TARGET_x86_xen_domu),)
GRUB_ROOT = xen/xvda,msdos1
endif
ifneq ($(CONFIG_GRUB_IMAGES),)
BOOTOPTS:=$(call qstrip,$(CONFIG_GRUB_BOOTOPTS))
@ -75,6 +80,7 @@ ifneq ($(CONFIG_GRUB_IMAGES),)
-e 's#@TERMINAL_CONFIG@#$(strip $(GRUB_TERMINAL_CONFIG))#g' \
-e 's#@CMDLINE@#$(strip $(call Image/cmdline/$(1)) $(BOOTOPTS) $(GRUB_CONSOLE_CMDLINE))#g' \
-e 's#@TIMEOUT@#$(GRUB_TIMEOUT)#g' \
-e 's#@ROOT@#$(GRUB_ROOT)#g' \
./grub.cfg > $(KDIR)/root.grub/boot/grub/grub.cfg
PADDING="$(CONFIG_TARGET_IMAGES_PAD)" SIGNATURE="$(SIGNATURE)" PATH="$(TARGET_PATH)" ./gen_image_generic.sh \
$(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img \

2
target/linux/x86/image/grub.cfg
View File

@ -3,7 +3,7 @@
set default="0"
set timeout="@TIMEOUT@"
set root='(hd0,msdos1)'
set root='(@ROOT@)'
menuentry "LEDE" {
linux /boot/vmlinuz @CMDLINE@ noinitrd