Commit 7689b72e authored by Thomas Petazzoni's avatar Thomas Petazzoni Committed by Peter Korsgaard
Browse files

boot-wrapper-aarch64: new package 



The boot wrapper contains both a minimal bootloader and a tool to
generate an image suitable for execution by the AArch64 software
simulator. The image generated embeds the minimal bootloader, the
kernel image, the Device Tree Blob and the kernel command line.

Signed-off-by: default avatarThomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: default avatarPeter Korsgaard <jacmet@sunsite.dk>
parent b90a1030

boot/Config.in

+1 −0
Original line number Diff line number Diff line
@@ -4,6 +4,7 @@ source "boot/at91bootstrap/Config.in" 
source "boot/at91bootstrap3/Config.in"

source "boot/at91dataflashboot/Config.in"

source "boot/barebox/Config.in"

source "boot/boot-wrapper-aarch64/Config.in"

source "boot/grub/Config.in"

source "boot/lpc32xxcdl/Config.in"

source "boot/mxs-bootlets/Config.in"

boot/boot-wrapper-aarch64/Config.in

0 → 100644
+31 −0
Original line number Diff line number Diff line 
config BR2_TARGET_BOOT_WRAPPER_AARCH64

	bool "boot-wrapper-aarch64"

	depends on BR2_aarch64

	depends on BR2_LINUX_KERNEL

	help

	  The boot-wrapper-aarch64 is a small bootloader that makes it

	  possible to start an Aarch64 kernel inside the available

	  software simulators for the Aarch64 architecture.



	  git://git.kernel.org/pub/scm/linux/kernel/git/cmarinas/boot-wrapper-aarch64.git



if BR2_TARGET_BOOT_WRAPPER_AARCH64



config BR2_TARGET_BOOT_WRAPPER_AARCH64_DTS

	string "Device Tree Source name"

	default ""

	help

	  Name of the Device Tree Source file to use to generate the

	  Device Tree Blob that will be embedded in the image

	  generated by the boot wrapper. Valid names are the .dts

	  files from arch/arm64/boot/dts/ in the kernel source

	  tree. The name must be specified without the .dts suffix.



config BR2_TARGET_BOOT_WRAPPER_AARCH64_BOOTARGS

	string "Kernel bootargs"

	default ""

	help

	  Kernel bootargs to embed inside the image generated by the

	  boot wrapper.



endif

boot/boot-wrapper-aarch64/boot-wrapper-aarch64.mk

0 → 100644
+29 −0
Original line number Diff line number Diff line 
#############################################################

#

# boot-wrapper-aarch64

#

#############################################################



BOOT_WRAPPER_AARCH64_VERSION        = 26b62f586020fd998c6efd43db657eaafeec14da

BOOT_WRAPPER_AARCH64_SITE           = git://git.kernel.org/pub/scm/linux/kernel/git/cmarinas/boot-wrapper-aarch64.git

BOOT_WRAPPER_AARCH64_LICENSE        = BSD3c

BOOT_WRAPPER_AARCH64_LICENSE_FILES  = LICENSE.txt

BOOT_WRAPPER_AARCH64_DEPENDENCIES   = linux

BOOT_WRAPPER_AARCH64_INSTALL_IMAGES = YES



BOOT_WRAPPER_AARCH64_DTS = $(call qstrip,$(BR2_TARGET_BOOT_WRAPPER_AARCH64_DTS))



define BOOT_WRAPPER_AARCH64_BUILD_CMDS

	$(MAKE) \

		KERNEL=$(BINARIES_DIR)/Image \

		DTC=$(LINUX_DIR)/scripts/dtc/dtc \

		FDT_SRC=$(LINUX_DIR)/arch/arm64/boot/dts/$(BOOT_WRAPPER_AARCH64_DTS).dts \

		CROSS_COMPILE="$(CCACHE) $(TARGET_CROSS)" \

		BOOTARGS='$(BR2_TARGET_BOOT_WRAPPER_AARCH64_BOOTARGS)' -C $(@D)

endef



define BOOT_WRAPPER_AARCH64_INSTALL_IMAGES_CMDS

	cp $(@D)/linux-system.axf $(BINARIES_DIR)

endef



$(eval $(generic-package))