diff options
Diffstat (limited to 'boot/u-boot/u-boot.mk')
| -rw-r--r-- | boot/u-boot/u-boot.mk | 293 |
1 files changed, 293 insertions, 0 deletions
diff --git a/boot/u-boot/u-boot.mk b/boot/u-boot/u-boot.mk new file mode 100644 index 000000000..a875f2b5e --- /dev/null +++ b/boot/u-boot/u-boot.mk @@ -0,0 +1,293 @@ +############################################################# +# +# U-Boot +# +############################################################# +U_BOOT_VERSION:=$(call qstrip,$(BR2_UBOOT_VERSION)) + +U_BOOT_SOURCE:=u-boot-$(U_BOOT_VERSION).tar.bz2 + +U_BOOT_SITE:=$(call qstrip,$(BR2_U_BOOT_SITE)) +U_BOOT_DIR:=$(BUILD_DIR)/u-boot-$(U_BOOT_VERSION) +U_BOOT_PATCH_DIR:=$(BUILD_DIR)/u-boot-$(U_BOOT_VERSION)-patches +U_BOOT_CAT:=$(BZCAT) +U_BOOT_BIN:=u-boot.bin +U_BOOT_TARGET_BIN:=u-boot-$(U_BOOT_VERSION)-$(DATE).bin + +U_BOOT_TOOLS:=$(HOST_DIR)/usr/bin/mkimage +MKIMAGE:=$(U_BOOT_TOOLS) +U_BOOT_AUTOSCRIPT=$(BINARIES_DIR)/autoscript + +U_BOOT_TARGETS:=$(BINARIES_DIR)/$(U_BOOT_BIN) $(U_BOOT_TOOLS) + +ifeq ($(call qstrip,$(BR2_TARGET_UBOOT_DEFAULT_ENV)),y) +U_BOOT_TARGETS += u-boot-autoscript +endif + +TARGET_UBOOT_IPADDR:=$(call qstrip,$(BR2_TARGET_UBOOT_IPADDR)) +TARGET_UBOOT_SERVERIP:=$(call qstrip,$(BR2_TARGET_UBOOT_SERVERIP)) +TARGET_UBOOT_GATEWAY:=$(call qstrip,$(BR2_TARGET_UBOOT_GATEWAY)) +TARGET_UBOOT_NETMASK:=$(call qstrip,$(BR2_TARGET_UBOOT_NETMASK)) +TARGET_UBOOT_ETHADDR:=$(call qstrip,$(BR2_TARGET_UBOOT_ETHADDR)) + +# u-boot still uses arch=ppc for powerpc +U_BOOT_ARCH=$(KERNEL_ARCH:powerpc=ppc) +ifeq ($(UBOOT_BOARD_NAME),) +UBOOT_BOARD_NAME:=$(call qstrip,$(BR2_TARGET_UBOOT_BOARDNAME)) +endif + +U_BOOT_INC_CONF_FILE:=$(U_BOOT_DIR)/include/config.h + +U_BOOT_TARGET_TOOLS:= +ifeq ($(BR2_TARGET_UBOOT_TOOL_MKIMAGE),y) +U_BOOT_TARGETS+=$(TARGET_DIR)/usr/bin/mkimage +endif +ifeq ($(BR2_TARGET_UBOOT_TOOL_ENV),y) +U_BOOT_TARGETS+=$(TARGET_DIR)/usr/sbin/fw_printenv +endif + +U_BOOT_CONFIGURE_OPTS := + +ifneq ($(BR2_TARGET_UBOOT_1_2_0_ATMEL),) +U_BOOT_CONFIGURE_OPTS += CONFIG_NOSOFTFLOAT=1 +endif + +# Define a helper function +define insert_define +@echo "#ifdef $(strip $(1))" >> $(U_BOOT_INC_CONF_FILE) +@echo "#undef $(strip $(1))" >> $(U_BOOT_INC_CONF_FILE) +@echo "#endif" >> $(U_BOOT_INC_CONF_FILE) +@echo '#define $(strip $(1)) $(call qstrip,$(2))' >> $(U_BOOT_INC_CONF_FILE) +endef + +$(DL_DIR)/$(U_BOOT_SOURCE): + $(call DOWNLOAD,$(U_BOOT_SITE),$(U_BOOT_SOURCE)) + +$(U_BOOT_DIR)/.unpacked: $(DL_DIR)/$(U_BOOT_SOURCE) + $(U_BOOT_CAT) $(DL_DIR)/$(U_BOOT_SOURCE) \ + | tar -C $(BUILD_DIR) $(TAR_OPTIONS) - + mkdir -p $(U_BOOT_DIR) + touch $@ + +$(U_BOOT_DIR)/.patched: $(U_BOOT_DIR)/.unpacked + toolchain/patch-kernel.sh $(U_BOOT_DIR) boot/u-boot \ + u-boot-$(U_BOOT_VERSION)-\*.patch \ + u-boot-$(U_BOOT_VERSION)-\*.patch.$(ARCH) +ifneq ($(strip $(U_BOOT_ARCH_PATCH_DIR)),) + toolchain/patch-kernel.sh $(U_BOOT_DIR) $(U_BOOT_ARCH_PATCH_DIR) \*.patch +endif +ifneq ($(strip $(BR2_TARGET_UBOOT_CUSTOM_PATCH)),"") + @mkdir -p $(U_BOOT_PATCH_DIR) + cp -dpr $(BR2_TARGET_UBOOT_CUSTOM_PATCH) $(U_BOOT_PATCH_DIR) + toolchain/patch-kernel.sh $(U_BOOT_DIR) $(U_BOOT_PATCH_DIR) \*.patch +endif + touch $@ + +$(U_BOOT_DIR)/.configured: $(U_BOOT_DIR)/.patched + $(TARGET_CONFIGURE_OPTS) \ + CFLAGS="$(TARGET_CFLAGS)" \ + LDFLAGS="$(TARGET_LDFLAGS)" \ + $(U_BOOT_CONFIGURE_OPTS) \ + $(MAKE) -C $(U_BOOT_DIR) \ + $(UBOOT_BOARD_NAME)_config + touch $@ + +$(U_BOOT_DIR)/.header_modified: $(U_BOOT_DIR)/.configured + # Modify configuration header in $(U_BOOT_INC_CONF_FILE) +ifdef BR2_TARGET_UBOOT_DEFAULT_ENV + @echo >> $(U_BOOT_INC_CONF_FILE) + @echo "/* Add a wrapper around the values Buildroot sets. */" >> $(U_BOOT_INC_CONF_FILE) + @echo "#ifndef __BR2_ADDED_CONFIG_H" >> $(U_BOOT_INC_CONF_FILE) + @echo "#define __BR2_ADDED_CONFIG_H" >> $(U_BOOT_INC_CONF_FILE) + $(call insert_define, DATE, $(DATE)) + $(call insert_define, CONFIG_LOAD_SCRIPTS, 1) +endif # BR2_TARGET_UBOOT_DEFAULT_ENV +ifdef BR2_TARGET_UBOOT_NETWORK +ifneq ($(strip $(BR2_TARGET_UBOOT_IPADDR)),"") + $(call insert_define, CONFIG_IPADDR, $(BR2_TARGET_UBOOT_IPADDR)) +ifneq ($(strip $(BR2_TARGET_UBOOT_GATEWAY)),"") + $(call insert_define, CONFIG_GATEWAYIP, $(BR2_TARGET_UBOOT_GATEWAY)) +endif +ifneq ($(strip $(BR2_TARGET_UBOOT_NETMASK)),"") + $(call insert_define, CONFIG_NETMASK, $(BR2_TARGET_UBOOT_NETMASK)) +endif +endif # end BR2_TARGET_U_BOOT_IPADDR +ifneq ($(strip $(BR2_TARGET_UBOOT_SERVERIP)),"") + $(call insert_define, CONFIG_SERVERIP, $(BR2_TARGET_UBOOT_SERVERIP)) +endif +ifneq ($(strip $(BR2_TARGET_UBOOT_ETHADDR)),"") + $(call insert_define, CONFIG_ETHADDR, $(BR2_TARGET_UBOOT_ETHADDR)) +endif +ifneq ($(strip $(BR2_TARGET_UBOOT_ETH1ADDR)),) +ifneq ($(strip $(BR2_TARGET_UBOOT_ETH1ADDR)),"") + $(call insert_define, CONFIG_ETH1ADDR, $(BR2_TARGET_UBOOT_ETH1ADDR)) +endif +endif +endif # BR2_TARGET_UBOOT_NETWORK +ifeq ($(BR2_TARGET_UBOOT_SILENT),y) + $(call insert_define, CONFIG_SILENT_CONSOLE,) +endif +ifdef BR2_TARGET_UBOOT_DEFAULT_ENV +ifneq ($(strip $(BR2_TARGET_UBOOT_KERNEL_START)),"") + $(call insert_define, KERNEL_START, $(BR2_TARGET_UBOOT_KERNEL_START)) +endif +ifneq ($(strip $(BR2_TARGET_UBOOT_KERNEL_LOCATION)),"") + $(call insert_define, KERNEL_LOCATION, $(BR2_TARGET_UBOOT_KERNEL_LOCATION)) +endif +ifneq ($(strip $(BR2_TARGET_UBOOT_FILESYSTEM_START)),"") + $(call insert_define, FILESYSTEM_START, $(BR2_TARGET_UBOOT_FILESYSTEM_START)) +endif +ifneq ($(strip $(BR2_TARGET_UBOOT_FILESYSTEM_LOCATION)),"") + $(call insert_define, FILESYSTEM_LOCATION, $(BR2_TARGET_UBOOT_FILESYSTEM_LOCATION)) +endif +ifneq ($(strip $(BR2_TARGET_UBOOT_FILESYSTEM_SIZE)),"") + $(call insert_define, FILESYSTEM_SIZE, $(BR2_TARGET_UBOOT_FILESYSTEM_SIZE)) +endif +ifneq ($(strip $(BR2_TARGET_UBOOT_END_OF_FLASH)),"") + $(call insert_define, END_OF_FLASH, $(BR2_TARGET_UBOOT_END_OF_FLASH)) +endif +ifneq ($(strip $(BR2_TARGET_UBOOT_MEMORY_SIZE)),"") + $(call insert_define, MEMORY_SIZE, $(BR2_TARGET_UBOOT_MEMORY_SIZE)) +endif + @echo "#endif /* __BR2_ADDED_CONFIG_H */" >> $(U_BOOT_INC_CONF_FILE) +endif # BR2_TARGET_UBOOT_DEFAULT_ENV + touch $@ + +$(U_BOOT_DIR)/$(U_BOOT_BIN): $(U_BOOT_DIR)/.header_modified + $(TARGET_CONFIGURE_OPTS) \ + CFLAGS="$(TARGET_CFLAGS)" \ + LDFLAGS="$(TARGET_LDFLAGS)" \ + $(U_BOOT_CONFIGURE_OPTS) \ + $(MAKE) CROSS_COMPILE="$(TARGET_CROSS)" ARCH=$(U_BOOT_ARCH) \ + -C $(U_BOOT_DIR) + +$(BINARIES_DIR)/$(U_BOOT_BIN): $(U_BOOT_DIR)/$(U_BOOT_BIN) + rm -f $(BINARIES_DIR)/$(U_BOOT_BIN) + rm -f $(BINARIES_DIR)/$(U_BOOT_TARGET_BIN) + cp -dpf $(U_BOOT_DIR)/$(U_BOOT_BIN) $(BINARIES_DIR)/$(U_BOOT_TARGET_BIN) + (cd $(BINARIES_DIR); ln -s $(U_BOOT_TARGET_BIN) $(U_BOOT_BIN)) + +$(U_BOOT_TOOLS): $(U_BOOT_DIR)/$(U_BOOT_BIN) + mkdir -p $(@D) + cp -dpf $(U_BOOT_DIR)/tools/mkimage $@ + +$(TARGET_DIR)/usr/bin/mkimage: $(U_BOOT_DIR)/$(U_BOOT_BIN) + mkdir -p $(@D) + $(TARGET_CC) -I$(U_BOOT_DIR)/include -I$(U_BOOT_DIR)/tools \ + -DUSE_HOSTCC -o $@ \ + $(U_BOOT_DIR)/common/image.c \ + $(wildcard $(addprefix $(U_BOOT_DIR)/tools/,default_image.c \ + fit_image.c imximage.c kwbimage.c mkimage.c)) \ + $(addprefix $(U_BOOT_DIR)/lib_generic/,crc32.c md5.c sha1.c) \ + $(U_BOOT_DIR)/tools/os_support.c \ + $(U_BOOT_DIR)/libfdt/fdt*.c + + $(STRIPCMD) $(STRIP_STRIP_UNNEEDED) $@ + +$(TARGET_DIR)/usr/sbin/fw_printenv: $(U_BOOT_DIR)/$(U_BOOT_BIN) + mkdir -p $(@D) + $(TARGET_CC) -I$(U_BOOT_DIR)/include -I$(LINUX_HEADERS_DIR)/include \ + -DUSE_HOSTCC -o $@ \ + $(U_BOOT_DIR)/tools/env/*.c $(U_BOOT_DIR)/lib_generic/crc32.c + $(STRIPCMD) $(STRIP_STRIP_UNNEEDED) $@ + ln -sf fw_printenv $(TARGET_DIR)/usr/sbin/fw_setenv + +u-boot: $(U_BOOT_TARGETS) + +u-boot-autoscript: $(U_BOOT_AUTOSCRIPT).img + +u-boot-clean: + -$(MAKE) -C $(U_BOOT_DIR) clean + rm -f $(U_BOOT_TOOLS) $(U_BOOT_TARGET_TOOLS) + +u-boot-dirclean: + rm -rf $(U_BOOT_DIR) + +u-boot-source: $(DL_DIR)/$(U_BOOT_SOURCE) + +u-boot-unpacked: $(U_BOOT_DIR)/.patched + +u-boot-configured: $(U_BOOT_DIR)/.header_modified + +############################################################# +# +# Generate an autoscript with the configration items +# +############################################################# + +$(U_BOOT_AUTOSCRIPT): .config + rm -f $(U_BOOT_AUTOSCRIPT) +ifneq ($(TARGET_UBOOT_IPADDR),) + echo setenv ipaddr $(TARGET_UBOOT_IPADDR) > $(U_BOOT_AUTOSCRIPT) +else + echo TARGET_UBOOT_IPADDR="$(TARGET_UBOOT_IPADDR)" +endif +ifneq ($(TARGET_UBOOT_SERVERIP),) + echo setenv serverip $(TARGET_UBOOT_SERVERIP) >> $(U_BOOT_AUTOSCRIPT) +endif +ifneq ($(TARGET_UBOOT_GATEWAY),) + echo setenv gatewayip $(TARGET_UBOOT_GATEWAY) >> $(U_BOOT_AUTOSCRIPT) +endif +ifneq ($(TARGET_UBOOT_NETMASK),) + echo setenv netmask $(TARGET_UBOOT_NETMASK) >> $(U_BOOT_AUTOSCRIPT) +endif + echo setenv linux $(LINUX26_KERNEL_NAME) >> $(U_BOOT_AUTOSCRIPT) + echo setenv kernel-version $(LINUX26_VERSION) >> $(U_BOOT_AUTOSCRIPT) + echo setenv kernel-date $(DATE) >> $(U_BOOT_AUTOSCRIPT) + echo setenv hostname $(TARGET_HOSTNAME) >> $(U_BOOT_AUTOSCRIPT) + echo setenv fs-date $(DATE) >> $(U_BOOT_AUTOSCRIPT) + echo setenv rd-1 rootfs.$(ARCH)-$(DATE).ext2 >> $(U_BOOT_AUTOSCRIPT) + echo setenv rd-2 rootfs.$(ARCH)-$(DATE).jffs2 >> $(U_BOOT_AUTOSCRIPT) + echo setenv rd rootfs.$(BR2_ARCH)-$(DATE).ext2 >> $(U_BOOT_AUTOSCRIPT) + echo setenv ver 1 >> $(U_BOOT_AUTOSCRIPT) +ifneq ($(TARGET_UBOOT_ETHADDR),) + echo setenv ethaddr $(TARGET_UBOOT_ETHADDR) >> $(U_BOOT_AUTOSCRIPT) +endif + echo setenv fstype ram >> $(U_BOOT_AUTOSCRIPT) + echo fs >> $(U_BOOT_AUTOSCRIPT) + echo os >> $(U_BOOT_AUTOSCRIPT) + echo setargs >> $(U_BOOT_AUTOSCRIPT) + echo saveenv >> $(U_BOOT_AUTOSCRIPT) + +$(U_BOOT_AUTOSCRIPT).img: $(U_BOOT_AUTOSCRIPT) $(MKIMAGE) + $(MKIMAGE) -A $(ARCH) \ + -O linux \ + -T script \ + -C none \ + -a 0 \ + -e 0 \ + -n "autoscr config" \ + -d $(U_BOOT_AUTOSCRIPT) \ + $(U_BOOT_AUTOSCRIPT).img + + + +############################################################# +# +# Toplevel Makefile options +# +############################################################# +ifeq ($(BR2_TARGET_UBOOT),y) +TARGETS+=u-boot + +# we NEED a board name +ifeq ($(UBOOT_BOARD_NAME),) +$(error NO U-Boot board name set. Check your BR2_TARGET_UBOOT_BOARDNAME setting) +endif + +endif + +u-boot-status: + @echo + @echo U_BOOT_INC_CONF_FILE = $(U_BOOT_INC_CONF_FILE) + @echo BR2_UBOOT_VERSION = $(BR2_UBOOT_VERSION) + @echo BR2_TARGET_UBOOT_SERVERIP = $(BR2_TARGET_UBOOT_SERVERIP) + @echo BR2_TARGET_UBOOT_IPADDR = $(BR2_TARGET_UBOOT_IPADDR) + @echo BR2_TARGET_UBOOT_GATEWAY = $(BR2_TARGET_UBOOT_GATEWAY) + @echo BR2_TARGET_UBOOT_NETMASK = $(BR2_TARGET_UBOOT_NETMASK) + @echo BR2_TARGET_UBOOT_ETH0ADDR = $(BR2_TARGET_UBOOT_ETHADDR) + @echo BR2_TARGET_UBOOT_ETH1ADDR = $(BR2_TARGET_UBOOT_ETH1ADDR) + @echo BR2_TARGET_UBOOT_SILENT = $(BR2_TARGET_UBOOT_SILENT) + @echo UBOOT_BOARD_NAME=$(UBOOT_BOARD_NAME) + @exit 0 + |