59a326b934
The name "patch-kernel.sh" is a bit stupid, since this script is used to patch everything in Buildroot, not only kernel trees. Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
101 lines
3.3 KiB
Makefile
101 lines
3.3 KiB
Makefile
#############################################################
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#
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# U-Boot
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#
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#############################################################
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UBOOT_VERSION = $(call qstrip,$(BR2_TARGET_UBOOT_VERSION))
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UBOOT_BOARD_NAME = $(call qstrip,$(BR2_TARGET_UBOOT_BOARDNAME))
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UBOOT_INSTALL_IMAGES = YES
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ifeq ($(UBOOT_VERSION),custom)
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# Handle custom U-Boot tarballs as specified by the configuration
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UBOOT_TARBALL = $(call qstrip,$(BR2_TARGET_UBOOT_CUSTOM_TARBALL_LOCATION))
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UBOOT_SITE = $(dir $(UBOOT_TARBALL))
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UBOOT_SOURCE = $(notdir $(UBOOT_TARBALL))
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else ifeq ($(BR2_TARGET_UBOOT_CUSTOM_GIT),y)
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UBOOT_SITE = $(call qstrip,$(BR2_TARGET_UBOOT_CUSTOM_GIT_REPO_URL))
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UBOOT_SITE_METHOD = git
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else
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# Handle stable official U-Boot versions
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UBOOT_SITE = ftp://ftp.denx.de/pub/u-boot
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UBOOT_SOURCE = u-boot-$(UBOOT_VERSION).tar.bz2
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endif
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ifeq ($(BR2_TARGET_UBOOT_FORMAT_KWB),y)
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UBOOT_BIN = u-boot.kwb
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UBOOT_MAKE_TARGET = $(UBOOT_BIN)
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else ifeq ($(BR2_TARGET_UBOOT_FORMAT_LDR),y)
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UBOOT_BIN = u-boot.ldr
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else
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UBOOT_BIN = u-boot.bin
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endif
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UBOOT_ARCH=$(KERNEL_ARCH)
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UBOOT_CONFIGURE_OPTS += CONFIG_NOSOFTFLOAT=1
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UBOOT_MAKE_OPTS += \
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CROSS_COMPILE="$(CCACHE) $(TARGET_CROSS)" \
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ARCH=$(UBOOT_ARCH)
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# Helper function to fill the U-Boot config.h file.
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# Argument 1: option name
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# Argument 2: option value
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# If the option value is empty, this function does nothing.
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define insert_define
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$(if $(call qstrip,$(2)),
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@echo "#ifdef $(strip $(1))" >> $(@D)/include/config.h
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@echo "#undef $(strip $(1))" >> $(@D)/include/config.h
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@echo "#endif" >> $(@D)/include/config.h
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@echo '#define $(strip $(1)) $(call qstrip,$(2))' >> $(@D)/include/config.h)
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endef
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ifneq ($(call qstrip,$(BR2_TARGET_UBOOT_CUSTOM_PATCH_DIR)),)
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define UBOOT_APPLY_CUSTOM_PATCHES
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support/scripts/apply-patches.sh $(@D) $(BR2_TARGET_UBOOT_CUSTOM_PATCH_DIR) \
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uboot-$(UBOOT_VERSION)-\*.patch
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endef
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UBOOT_POST_PATCH_HOOKS += UBOOT_APPLY_CUSTOM_PATCHES
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endif
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define UBOOT_CONFIGURE_CMDS
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$(TARGET_CONFIGURE_OPTS) $(UBOOT_CONFIGURE_OPTS) \
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$(MAKE) -C $(@D) $(UBOOT_MAKE_OPTS) \
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$(UBOOT_BOARD_NAME)_config
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@echo >> $(@D)/include/config.h
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@echo "/* Add a wrapper around the values Buildroot sets. */" >> $(@D)/include/config.h
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@echo "#ifndef __BR2_ADDED_CONFIG_H" >> $(@D)/include/config.h
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@echo "#define __BR2_ADDED_CONFIG_H" >> $(@D)/include/config.h
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$(call insert_define,DATE,$(DATE))
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$(call insert_define,CONFIG_LOAD_SCRIPTS,1)
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$(call insert_define,CONFIG_IPADDR,$(BR2_TARGET_UBOOT_IPADDR))
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$(call insert_define,CONFIG_GATEWAYIP,$(BR2_TARGET_UBOOT_GATEWAY))
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$(call insert_define,CONFIG_NETMASK,$(BR2_TARGET_UBOOT_NETMASK))
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$(call insert_define,CONFIG_SERVERIP,$(BR2_TARGET_UBOOT_SERVERIP))
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$(call insert_define,CONFIG_ETHADDR,$(BR2_TARGET_UBOOT_ETHADDR))
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$(call insert_define,CONFIG_ETH1ADDR,$(BR2_TARGET_UBOOT_ETH1ADDR))
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@echo "#endif /* __BR2_ADDED_CONFIG_H */" >> $(@D)/include/config.h
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endef
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define UBOOT_BUILD_CMDS
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$(TARGET_CONFIGURE_OPTS) $(UBOOT_CONFIGURE_OPTS) \
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$(MAKE) -C $(@D) $(UBOOT_MAKE_OPTS) \
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$(UBOOT_MAKE_TARGET)
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endef
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define UBOOT_INSTALL_IMAGES_CMDS
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cp -dpf $(@D)/$(UBOOT_BIN) $(BINARIES_DIR)/
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endef
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$(eval $(call GENTARGETS,boot,uboot))
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ifeq ($(BR2_TARGET_UBOOT),y)
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# we NEED a board name unless we're at make source
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ifeq ($(filter source,$(MAKECMDGOALS)),)
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ifeq ($(UBOOT_BOARD_NAME),)
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$(error NO U-Boot board name set. Check your BR2_TARGET_UBOOT_BOARDNAME setting)
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endif
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endif
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endif
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