294 lines
10 KiB
Makefile
294 lines
10 KiB
Makefile
#############################################################
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#
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# U-Boot
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#
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#############################################################
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U_BOOT_VERSION:=$(call qstrip,$(BR2_UBOOT_VERSION))
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U_BOOT_SOURCE:=u-boot-$(U_BOOT_VERSION).tar.bz2
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U_BOOT_SITE:=$(call qstrip,$(BR2_U_BOOT_SITE))
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U_BOOT_DIR:=$(BUILD_DIR)/u-boot-$(U_BOOT_VERSION)
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U_BOOT_PATCH_DIR:=$(BUILD_DIR)/u-boot-$(U_BOOT_VERSION)-patches
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U_BOOT_CAT:=$(BZCAT)
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U_BOOT_BIN:=u-boot.bin
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U_BOOT_TARGET_BIN:=u-boot-$(U_BOOT_VERSION)-$(DATE).bin
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U_BOOT_TOOLS:=$(HOST_DIR)/usr/bin/mkimage
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MKIMAGE:=$(U_BOOT_TOOLS)
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U_BOOT_AUTOSCRIPT=$(BINARIES_DIR)/autoscript
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U_BOOT_TARGETS:=$(BINARIES_DIR)/$(U_BOOT_BIN) $(U_BOOT_TOOLS)
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ifeq ($(call qstrip,$(BR2_TARGET_UBOOT_DEFAULT_ENV)),y)
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U_BOOT_TARGETS += u-boot-autoscript
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endif
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TARGET_UBOOT_IPADDR:=$(call qstrip,$(BR2_TARGET_UBOOT_IPADDR))
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TARGET_UBOOT_SERVERIP:=$(call qstrip,$(BR2_TARGET_UBOOT_SERVERIP))
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TARGET_UBOOT_GATEWAY:=$(call qstrip,$(BR2_TARGET_UBOOT_GATEWAY))
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TARGET_UBOOT_NETMASK:=$(call qstrip,$(BR2_TARGET_UBOOT_NETMASK))
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TARGET_UBOOT_ETHADDR:=$(call qstrip,$(BR2_TARGET_UBOOT_ETHADDR))
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# u-boot still uses arch=ppc for powerpc
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U_BOOT_ARCH=$(KERNEL_ARCH:powerpc=ppc)
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ifeq ($(UBOOT_BOARD_NAME),)
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UBOOT_BOARD_NAME:=$(call qstrip,$(BR2_TARGET_UBOOT_BOARDNAME))
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endif
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U_BOOT_INC_CONF_FILE:=$(U_BOOT_DIR)/include/config.h
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U_BOOT_TARGET_TOOLS:=
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ifeq ($(BR2_TARGET_UBOOT_TOOL_MKIMAGE),y)
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U_BOOT_TARGETS+=$(TARGET_DIR)/usr/bin/mkimage
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endif
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ifeq ($(BR2_TARGET_UBOOT_TOOL_ENV),y)
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U_BOOT_TARGETS+=$(TARGET_DIR)/usr/sbin/fw_printenv
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endif
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U_BOOT_CONFIGURE_OPTS :=
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ifneq ($(BR2_TARGET_UBOOT_1_2_0_ATMEL),)
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U_BOOT_CONFIGURE_OPTS += CONFIG_NOSOFTFLOAT=1
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endif
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# Define a helper function
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define insert_define
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@echo "#ifdef $(strip $(1))" >> $(U_BOOT_INC_CONF_FILE)
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@echo "#undef $(strip $(1))" >> $(U_BOOT_INC_CONF_FILE)
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@echo "#endif" >> $(U_BOOT_INC_CONF_FILE)
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@echo '#define $(strip $(1)) $(call qstrip,$(2))' >> $(U_BOOT_INC_CONF_FILE)
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endef
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$(DL_DIR)/$(U_BOOT_SOURCE):
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$(call DOWNLOAD,$(U_BOOT_SITE),$(U_BOOT_SOURCE))
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$(U_BOOT_DIR)/.unpacked: $(DL_DIR)/$(U_BOOT_SOURCE)
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$(U_BOOT_CAT) $(DL_DIR)/$(U_BOOT_SOURCE) \
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| tar -C $(BUILD_DIR) $(TAR_OPTIONS) -
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mkdir -p $(U_BOOT_DIR)
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touch $@
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$(U_BOOT_DIR)/.patched: $(U_BOOT_DIR)/.unpacked
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toolchain/patch-kernel.sh $(U_BOOT_DIR) boot/u-boot \
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u-boot-$(U_BOOT_VERSION)-\*.patch \
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u-boot-$(U_BOOT_VERSION)-\*.patch.$(ARCH)
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ifneq ($(strip $(U_BOOT_ARCH_PATCH_DIR)),)
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toolchain/patch-kernel.sh $(U_BOOT_DIR) $(U_BOOT_ARCH_PATCH_DIR) \*.patch
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endif
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ifneq ($(strip $(BR2_TARGET_UBOOT_CUSTOM_PATCH)),"")
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@mkdir -p $(U_BOOT_PATCH_DIR)
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cp -dpr $(BR2_TARGET_UBOOT_CUSTOM_PATCH) $(U_BOOT_PATCH_DIR)
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toolchain/patch-kernel.sh $(U_BOOT_DIR) $(U_BOOT_PATCH_DIR) \*.patch
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endif
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touch $@
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$(U_BOOT_DIR)/.configured: $(U_BOOT_DIR)/.patched
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$(TARGET_CONFIGURE_OPTS) \
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CFLAGS="$(TARGET_CFLAGS)" \
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LDFLAGS="$(TARGET_LDFLAGS)" \
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$(U_BOOT_CONFIGURE_OPTS) \
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$(MAKE) -C $(U_BOOT_DIR) \
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$(UBOOT_BOARD_NAME)_config
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touch $@
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$(U_BOOT_DIR)/.header_modified: $(U_BOOT_DIR)/.configured
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# Modify configuration header in $(U_BOOT_INC_CONF_FILE)
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ifdef BR2_TARGET_UBOOT_DEFAULT_ENV
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@echo >> $(U_BOOT_INC_CONF_FILE)
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@echo "/* Add a wrapper around the values Buildroot sets. */" >> $(U_BOOT_INC_CONF_FILE)
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@echo "#ifndef __BR2_ADDED_CONFIG_H" >> $(U_BOOT_INC_CONF_FILE)
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@echo "#define __BR2_ADDED_CONFIG_H" >> $(U_BOOT_INC_CONF_FILE)
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$(call insert_define, DATE, $(DATE))
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$(call insert_define, CONFIG_LOAD_SCRIPTS, 1)
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endif # BR2_TARGET_UBOOT_DEFAULT_ENV
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ifdef BR2_TARGET_UBOOT_NETWORK
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ifneq ($(strip $(BR2_TARGET_UBOOT_IPADDR)),"")
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$(call insert_define, CONFIG_IPADDR, $(BR2_TARGET_UBOOT_IPADDR))
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ifneq ($(strip $(BR2_TARGET_UBOOT_GATEWAY)),"")
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$(call insert_define, CONFIG_GATEWAYIP, $(BR2_TARGET_UBOOT_GATEWAY))
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endif
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ifneq ($(strip $(BR2_TARGET_UBOOT_NETMASK)),"")
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$(call insert_define, CONFIG_NETMASK, $(BR2_TARGET_UBOOT_NETMASK))
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endif
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endif # end BR2_TARGET_U_BOOT_IPADDR
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ifneq ($(strip $(BR2_TARGET_UBOOT_SERVERIP)),"")
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$(call insert_define, CONFIG_SERVERIP, $(BR2_TARGET_UBOOT_SERVERIP))
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endif
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ifneq ($(strip $(BR2_TARGET_UBOOT_ETHADDR)),"")
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$(call insert_define, CONFIG_ETHADDR, $(BR2_TARGET_UBOOT_ETHADDR))
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endif
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ifneq ($(strip $(BR2_TARGET_UBOOT_ETH1ADDR)),)
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ifneq ($(strip $(BR2_TARGET_UBOOT_ETH1ADDR)),"")
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$(call insert_define, CONFIG_ETH1ADDR, $(BR2_TARGET_UBOOT_ETH1ADDR))
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endif
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endif
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endif # BR2_TARGET_UBOOT_NETWORK
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ifeq ($(BR2_TARGET_UBOOT_SILENT),y)
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$(call insert_define, CONFIG_SILENT_CONSOLE,)
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endif
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ifdef BR2_TARGET_UBOOT_DEFAULT_ENV
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ifneq ($(strip $(BR2_TARGET_UBOOT_KERNEL_START)),"")
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$(call insert_define, KERNEL_START, $(BR2_TARGET_UBOOT_KERNEL_START))
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endif
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ifneq ($(strip $(BR2_TARGET_UBOOT_KERNEL_LOCATION)),"")
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$(call insert_define, KERNEL_LOCATION, $(BR2_TARGET_UBOOT_KERNEL_LOCATION))
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endif
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ifneq ($(strip $(BR2_TARGET_UBOOT_FILESYSTEM_START)),"")
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$(call insert_define, FILESYSTEM_START, $(BR2_TARGET_UBOOT_FILESYSTEM_START))
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endif
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ifneq ($(strip $(BR2_TARGET_UBOOT_FILESYSTEM_LOCATION)),"")
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$(call insert_define, FILESYSTEM_LOCATION, $(BR2_TARGET_UBOOT_FILESYSTEM_LOCATION))
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endif
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ifneq ($(strip $(BR2_TARGET_UBOOT_FILESYSTEM_SIZE)),"")
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$(call insert_define, FILESYSTEM_SIZE, $(BR2_TARGET_UBOOT_FILESYSTEM_SIZE))
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endif
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ifneq ($(strip $(BR2_TARGET_UBOOT_END_OF_FLASH)),"")
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$(call insert_define, END_OF_FLASH, $(BR2_TARGET_UBOOT_END_OF_FLASH))
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endif
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ifneq ($(strip $(BR2_TARGET_UBOOT_MEMORY_SIZE)),"")
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$(call insert_define, MEMORY_SIZE, $(BR2_TARGET_UBOOT_MEMORY_SIZE))
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endif
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@echo "#endif /* __BR2_ADDED_CONFIG_H */" >> $(U_BOOT_INC_CONF_FILE)
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endif # BR2_TARGET_UBOOT_DEFAULT_ENV
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touch $@
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$(U_BOOT_DIR)/$(U_BOOT_BIN): $(U_BOOT_DIR)/.header_modified
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$(TARGET_CONFIGURE_OPTS) \
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CFLAGS="$(TARGET_CFLAGS)" \
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LDFLAGS="$(TARGET_LDFLAGS)" \
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$(U_BOOT_CONFIGURE_OPTS) \
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$(MAKE) CROSS_COMPILE="$(TARGET_CROSS)" ARCH=$(U_BOOT_ARCH) \
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-C $(U_BOOT_DIR)
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$(BINARIES_DIR)/$(U_BOOT_BIN): $(U_BOOT_DIR)/$(U_BOOT_BIN)
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rm -f $(BINARIES_DIR)/$(U_BOOT_BIN)
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rm -f $(BINARIES_DIR)/$(U_BOOT_TARGET_BIN)
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cp -dpf $(U_BOOT_DIR)/$(U_BOOT_BIN) $(BINARIES_DIR)/$(U_BOOT_TARGET_BIN)
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(cd $(BINARIES_DIR); ln -s $(U_BOOT_TARGET_BIN) $(U_BOOT_BIN))
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$(U_BOOT_TOOLS): $(U_BOOT_DIR)/$(U_BOOT_BIN)
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mkdir -p $(@D)
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cp -dpf $(U_BOOT_DIR)/tools/mkimage $@
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$(TARGET_DIR)/usr/bin/mkimage: $(U_BOOT_DIR)/$(U_BOOT_BIN)
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mkdir -p $(@D)
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$(TARGET_CC) -I$(U_BOOT_DIR)/include -I$(U_BOOT_DIR)/tools \
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-DUSE_HOSTCC -o $@ \
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$(U_BOOT_DIR)/common/image.c \
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$(wildcard $(addprefix $(U_BOOT_DIR)/tools/,default_image.c \
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fit_image.c imximage.c kwbimage.c mkimage.c)) \
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$(addprefix $(U_BOOT_DIR)/lib_generic/,crc32.c md5.c sha1.c) \
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$(U_BOOT_DIR)/tools/os_support.c \
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$(U_BOOT_DIR)/libfdt/fdt*.c
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$(STRIPCMD) $(STRIP_STRIP_UNNEEDED) $@
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$(TARGET_DIR)/usr/sbin/fw_printenv: $(U_BOOT_DIR)/$(U_BOOT_BIN)
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mkdir -p $(@D)
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$(TARGET_CC) -I$(U_BOOT_DIR)/include -I$(LINUX_HEADERS_DIR)/include \
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-DUSE_HOSTCC -o $@ \
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$(U_BOOT_DIR)/tools/env/*.c $(U_BOOT_DIR)/lib_generic/crc32.c
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$(STRIPCMD) $(STRIP_STRIP_UNNEEDED) $@
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ln -sf fw_printenv $(TARGET_DIR)/usr/sbin/fw_setenv
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u-boot: $(U_BOOT_TARGETS)
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u-boot-autoscript: $(U_BOOT_AUTOSCRIPT).img
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u-boot-clean:
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-$(MAKE) -C $(U_BOOT_DIR) clean
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rm -f $(U_BOOT_TOOLS) $(U_BOOT_TARGET_TOOLS)
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u-boot-dirclean:
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rm -rf $(U_BOOT_DIR)
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u-boot-source: $(DL_DIR)/$(U_BOOT_SOURCE)
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u-boot-unpacked: $(U_BOOT_DIR)/.patched
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u-boot-configured: $(U_BOOT_DIR)/.header_modified
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#############################################################
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#
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# Generate an autoscript with the configration items
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#
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#############################################################
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$(U_BOOT_AUTOSCRIPT): .config
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rm -f $(U_BOOT_AUTOSCRIPT)
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ifneq ($(TARGET_UBOOT_IPADDR),)
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echo setenv ipaddr $(TARGET_UBOOT_IPADDR) > $(U_BOOT_AUTOSCRIPT)
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else
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echo TARGET_UBOOT_IPADDR="$(TARGET_UBOOT_IPADDR)"
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endif
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ifneq ($(TARGET_UBOOT_SERVERIP),)
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echo setenv serverip $(TARGET_UBOOT_SERVERIP) >> $(U_BOOT_AUTOSCRIPT)
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endif
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ifneq ($(TARGET_UBOOT_GATEWAY),)
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echo setenv gatewayip $(TARGET_UBOOT_GATEWAY) >> $(U_BOOT_AUTOSCRIPT)
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endif
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ifneq ($(TARGET_UBOOT_NETMASK),)
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echo setenv netmask $(TARGET_UBOOT_NETMASK) >> $(U_BOOT_AUTOSCRIPT)
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endif
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echo setenv linux $(LINUX26_KERNEL_NAME) >> $(U_BOOT_AUTOSCRIPT)
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echo setenv kernel-version $(LINUX26_VERSION) >> $(U_BOOT_AUTOSCRIPT)
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echo setenv kernel-date $(DATE) >> $(U_BOOT_AUTOSCRIPT)
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echo setenv hostname $(TARGET_HOSTNAME) >> $(U_BOOT_AUTOSCRIPT)
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echo setenv fs-date $(DATE) >> $(U_BOOT_AUTOSCRIPT)
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echo setenv rd-1 rootfs.$(ARCH)-$(DATE).ext2 >> $(U_BOOT_AUTOSCRIPT)
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echo setenv rd-2 rootfs.$(ARCH)-$(DATE).jffs2 >> $(U_BOOT_AUTOSCRIPT)
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echo setenv rd rootfs.$(BR2_ARCH)-$(DATE).ext2 >> $(U_BOOT_AUTOSCRIPT)
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echo setenv ver 1 >> $(U_BOOT_AUTOSCRIPT)
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ifneq ($(TARGET_UBOOT_ETHADDR),)
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echo setenv ethaddr $(TARGET_UBOOT_ETHADDR) >> $(U_BOOT_AUTOSCRIPT)
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endif
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echo setenv fstype ram >> $(U_BOOT_AUTOSCRIPT)
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echo fs >> $(U_BOOT_AUTOSCRIPT)
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echo os >> $(U_BOOT_AUTOSCRIPT)
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echo setargs >> $(U_BOOT_AUTOSCRIPT)
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echo saveenv >> $(U_BOOT_AUTOSCRIPT)
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$(U_BOOT_AUTOSCRIPT).img: $(U_BOOT_AUTOSCRIPT) $(MKIMAGE)
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$(MKIMAGE) -A $(ARCH) \
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-O linux \
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-T script \
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-C none \
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-a 0 \
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-e 0 \
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-n "autoscr config" \
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-d $(U_BOOT_AUTOSCRIPT) \
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$(U_BOOT_AUTOSCRIPT).img
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#############################################################
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#
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# Toplevel Makefile options
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#
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#############################################################
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ifeq ($(BR2_TARGET_UBOOT),y)
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TARGETS+=u-boot
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# we NEED a board name
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ifeq ($(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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u-boot-status:
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@echo
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@echo U_BOOT_INC_CONF_FILE = $(U_BOOT_INC_CONF_FILE)
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@echo BR2_UBOOT_VERSION = $(BR2_UBOOT_VERSION)
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@echo BR2_TARGET_UBOOT_SERVERIP = $(BR2_TARGET_UBOOT_SERVERIP)
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@echo BR2_TARGET_UBOOT_IPADDR = $(BR2_TARGET_UBOOT_IPADDR)
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@echo BR2_TARGET_UBOOT_GATEWAY = $(BR2_TARGET_UBOOT_GATEWAY)
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@echo BR2_TARGET_UBOOT_NETMASK = $(BR2_TARGET_UBOOT_NETMASK)
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@echo BR2_TARGET_UBOOT_ETH0ADDR = $(BR2_TARGET_UBOOT_ETHADDR)
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@echo BR2_TARGET_UBOOT_ETH1ADDR = $(BR2_TARGET_UBOOT_ETH1ADDR)
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@echo BR2_TARGET_UBOOT_SILENT = $(BR2_TARGET_UBOOT_SILENT)
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@echo UBOOT_BOARD_NAME=$(UBOOT_BOARD_NAME)
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@exit 0
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