diff options
Diffstat (limited to 'scripts/Makefile.spl')
| -rw-r--r-- | scripts/Makefile.spl | 280 |
1 files changed, 280 insertions, 0 deletions
diff --git a/scripts/Makefile.spl b/scripts/Makefile.spl new file mode 100644 index 0000000..bf677aa --- /dev/null +++ b/scripts/Makefile.spl @@ -0,0 +1,280 @@ +# +# (C) Copyright 2000-2011 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# (C) Copyright 2011 +# Daniel Schwierzeck, daniel.schwierzeck@googlemail.com. +# +# (C) Copyright 2011 +# Texas Instruments Incorporated - http://www.ti.com/ +# Aneesh V <aneesh@ti.com> +# +# SPDX-License-Identifier: GPL-2.0+ +# +# Based on top-level Makefile. +# + +src := $(obj) + +# Create output directory if not already present +_dummy := $(shell [ -d $(obj) ] || mkdir -p $(obj)) + +include $(srctree)/scripts/Kbuild.include + +CONFIG_SPL_BUILD := y +export CONFIG_SPL_BUILD + +KBUILD_CPPFLAGS += -DCONFIG_SPL_BUILD +ifeq ($(CONFIG_TPL_BUILD),y) +KBUILD_CPPFLAGS += -DCONFIG_TPL_BUILD +endif + +ifeq ($(CONFIG_TPL_BUILD),y) +export CONFIG_TPL_BUILD +SPL_BIN := u-boot-tpl +else +SPL_BIN := u-boot-spl +endif + +include include/config.mk + +ifeq ($(CONFIG_TPL_BUILD),y) + -include include/tpl-autoconf.mk +else + -include include/spl-autoconf.mk +endif + +include $(srctree)/config.mk + +# Enable garbage collection of un-used sections for SPL +KBUILD_CFLAGS += -ffunction-sections -fdata-sections +LDFLAGS_FINAL += --gc-sections + +# FIX ME +cpp_flags := $(KBUILD_CPPFLAGS) $(PLATFORM_CPPFLAGS) $(UBOOTINCLUDE) \ + $(NOSTDINC_FLAGS) +c_flags := $(KBUILD_CFLAGS) $(cpp_flags) + +# Auto-generate the spl-autoconf.mk file (which is included by all makefiles for SPL) +quiet_cmd_autoconf = GEN $@ + cmd_autoconf = \ + $(CPP) $(c_flags) -DDO_DEPS_ONLY -dM $(srctree)/include/common.h > $@.tmp && \ + sed -n -f $(srctree)/tools/scripts/define2mk.sed $@.tmp > $@; \ + rm $@.tmp + +include/tpl-autoconf.mk: include/config.h + $(call cmd,autoconf) + +include/spl-autoconf.mk: include/config.h + $(call cmd,autoconf) + +HAVE_VENDOR_COMMON_LIB = $(if $(wildcard $(srctree)/board/$(VENDOR)/common/Makefile),y,n) + +ifdef CONFIG_SPL_START_S_PATH +START_PATH := $(CONFIG_SPL_START_S_PATH:"%"=%) +else +START_PATH := $(CPUDIR) +endif + +head-y := $(START_PATH)/start.o +head-$(CONFIG_X86) += $(START_PATH)/start16.o $(START_PATH)/resetvec.o +head-$(CONFIG_4xx) += $(START_PATH)/resetvec.o +head-$(CONFIG_MPC85xx) += $(START_PATH)/resetvec.o + +libs-y += arch/$(ARCH)/lib/ + +libs-y += $(CPUDIR)/ + +ifdef SOC +libs-y += $(CPUDIR)/$(SOC)/ +endif +libs-y += $(if $(BOARDDIR),board/$(BOARDDIR)/) +libs-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/ + +libs-$(CONFIG_SPL_FRAMEWORK) += common/spl/ +libs-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/ +libs-$(CONFIG_SPL_LIBDISK_SUPPORT) += disk/ +libs-$(CONFIG_SPL_I2C_SUPPORT) += drivers/i2c/ +libs-$(CONFIG_SPL_GPIO_SUPPORT) += drivers/gpio/ +libs-$(CONFIG_SPL_MMC_SUPPORT) += drivers/mmc/ +libs-$(CONFIG_SPL_MPC8XXX_INIT_DDR_SUPPORT) += drivers/ddr/fsl/ +libs-$(CONFIG_SPL_SERIAL_SUPPORT) += drivers/serial/ +libs-$(CONFIG_SPL_SPI_FLASH_SUPPORT) += drivers/mtd/spi/ +libs-$(CONFIG_SPL_SPI_SUPPORT) += drivers/spi/ +libs-y += fs/ +libs-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/ +libs-$(CONFIG_SPL_POWER_SUPPORT) += drivers/power/ drivers/power/pmic/ +libs-$(CONFIG_SPL_MTD_SUPPORT) += drivers/mtd/ +libs-$(if $(CONFIG_CMD_NAND),$(CONFIG_SPL_NAND_SUPPORT)) += drivers/mtd/nand/ +libs-$(CONFIG_SPL_DRIVERS_MISC_SUPPORT) += drivers/misc/ +libs-$(CONFIG_SPL_ONENAND_SUPPORT) += drivers/mtd/onenand/ +libs-$(CONFIG_SPL_DMA_SUPPORT) += drivers/dma/ +libs-$(CONFIG_SPL_POST_MEM_SUPPORT) += post/drivers/ +libs-$(CONFIG_SPL_NET_SUPPORT) += net/ +libs-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/ +libs-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/phy/ +libs-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/net/phy/ +libs-$(CONFIG_SPL_MUSB_NEW_SUPPORT) += drivers/usb/musb-new/ +libs-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/usb/gadget/ +libs-$(CONFIG_SPL_WATCHDOG_SUPPORT) += drivers/watchdog/ +libs-$(CONFIG_SPL_USB_HOST_SUPPORT) += drivers/usb/host/ +libs-$(CONFIG_OMAP_USB_PHY) += drivers/usb/phy/ +libs-$(CONFIG_SPL_SATA_SUPPORT) += drivers/block/ + +ifneq (,$(CONFIG_MX23)$(CONFIG_MX35)$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35)) +libs-y += arch/$(ARCH)/imx-common/ +endif + +libs-$(CONFIG_ARM) += arch/arm/cpu/ +libs-$(CONFIG_PPC) += arch/powerpc/cpu/ + +head-y := $(addprefix $(obj)/,$(head-y)) +libs-y := $(addprefix $(obj)/,$(libs-y)) +u-boot-spl-dirs := $(patsubst %/,%,$(filter %/, $(libs-y))) + +libs-y := $(patsubst %/, %/built-in.o, $(libs-y)) + +# Add GCC lib +ifeq ($(CONFIG_USE_PRIVATE_LIBGCC),y) +PLATFORM_LIBGCC = arch/$(ARCH)/lib/lib.a +PLATFORM_LIBS := $(filter-out %/lib.a, $(filter-out -lgcc, $(PLATFORM_LIBS))) $(PLATFORM_LIBGCC) +endif + +u-boot-spl-init := $(head-y) +u-boot-spl-main := $(libs-y) + +# Linker Script +ifdef CONFIG_SPL_LDSCRIPT +# need to strip off double quotes +LDSCRIPT := $(addprefix $(srctree)/,$(CONFIG_SPL_LDSCRIPT:"%"=%)) +endif + +ifeq ($(wildcard $(LDSCRIPT)),) + LDSCRIPT := $(srctree)/board/$(BOARDDIR)/u-boot-spl.lds +endif +ifeq ($(wildcard $(LDSCRIPT)),) + LDSCRIPT := $(srctree)/$(CPUDIR)/u-boot-spl.lds +endif +ifeq ($(wildcard $(LDSCRIPT)),) + LDSCRIPT := $(srctree)/arch/$(ARCH)/cpu/u-boot-spl.lds +endif +ifeq ($(wildcard $(LDSCRIPT)),) +$(error could not find linker script) +endif + +# Special flags for CPP when processing the linker script. +# Pass the version down so we can handle backwards compatibility +# on the fly. +LDPPFLAGS += \ + -include $(srctree)/include/u-boot/u-boot.lds.h \ + -include $(objtree)/include/config.h \ + -DCPUDIR=$(CPUDIR) \ + $(shell $(LD) --version | \ + sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p') + +quiet_cmd_mkimage = MKIMAGE $@ +cmd_mkimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -d $< $@ \ + $(if $(KBUILD_VERBOSE:1=), >/dev/null) + +MKIMAGEFLAGS_MLO = -T omapimage -a $(CONFIG_SPL_TEXT_BASE) + +MKIMAGEFLAGS_MLO.byteswap = -T omapimage -n byteswap -a $(CONFIG_SPL_TEXT_BASE) + +MLO MLO.byteswap: $(obj)/u-boot-spl.bin + $(call if_changed,mkimage) + +MKIMAGEFLAGS_boot.bin = -T atmelimage + +ifeq ($(CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER),y) +MKIMAGEFLAGS_boot.bin += -n $(shell $(obj)/../tools/atmel_pmecc_params) + +boot.bin: $(obj)/../tools/atmel_pmecc_params +endif + +boot.bin: $(obj)/u-boot-spl.bin + $(call if_changed,mkimage) + +ALL-y += $(obj)/$(SPL_BIN).bin + +ifdef CONFIG_SAMSUNG +ALL-y += $(obj)/$(BOARD)-spl.bin +endif + +ifdef CONFIG_SUNXI +ifndef CONFIG_SPL_FEL +ALL-y += $(obj)/sunxi-spl.bin +endif +endif + +all: $(ALL-y) + +ifdef CONFIG_SAMSUNG +ifdef CONFIG_VAR_SIZE_SPL +VAR_SIZE_PARAM = --vs +else +VAR_SIZE_PARAM = +endif +$(obj)/$(BOARD)-spl.bin: $(obj)/u-boot-spl.bin + $(if $(wildcard $(objtree)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl),\ + $(objtree)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl,\ + $(objtree)/tools/mkexynosspl) $(VAR_SIZE_PARAM) $< $@ +endif + +quiet_cmd_objcopy = OBJCOPY $@ +cmd_objcopy = $(OBJCOPY) $(OBJCOPYFLAGS) $(OBJCOPYFLAGS_$(@F)) $< $@ + +OBJCOPYFLAGS_$(SPL_BIN).bin = $(SPL_OBJCFLAGS) -O binary + +$(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN) FORCE + $(call if_changed,objcopy) + +LDFLAGS_$(SPL_BIN) += -T u-boot-spl.lds $(LDFLAGS_FINAL) +ifneq ($(CONFIG_SPL_TEXT_BASE),) +LDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_SPL_TEXT_BASE) +endif + +ifdef CONFIG_SUNXI +quiet_cmd_mksunxiboot = MKSUNXI $@ +cmd_mksunxiboot = $(objtree)/tools/mksunxiboot $< $@ +$(obj)/sunxi-spl.bin: $(obj)/$(SPL_BIN).bin + $(call if_changed,mksunxiboot) +endif + +quiet_cmd_u-boot-spl = LD $@ + cmd_u-boot-spl = cd $(obj) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \ + $(patsubst $(obj)/%,%,$(u-boot-spl-init)) --start-group \ + $(patsubst $(obj)/%,%,$(u-boot-spl-main)) --end-group \ + $(PLATFORM_LIBS) -Map $(SPL_BIN).map -o $(SPL_BIN) + +$(obj)/$(SPL_BIN): $(u-boot-spl-init) $(u-boot-spl-main) $(obj)/u-boot-spl.lds + $(call cmd,u-boot-spl) + +$(sort $(u-boot-spl-init) $(u-boot-spl-main)): $(u-boot-spl-dirs) ; + +PHONY += $(u-boot-spl-dirs) +$(u-boot-spl-dirs): + $(Q)$(MAKE) $(build)=$@ + +quiet_cmd_cpp_lds = LDS $@ +cmd_cpp_lds = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \ + -D__ASSEMBLY__ -x assembler-with-cpp -P -o $@ $< + +$(obj)/u-boot-spl.lds: $(LDSCRIPT) FORCE + $(call if_changed_dep,cpp_lds) + +# read all saved command lines + +targets := $(wildcard $(sort $(targets))) +cmd_files := $(wildcard $(obj)/.*.cmd $(foreach f,$(targets),$(dir $(f)).$(notdir $(f)).cmd)) + +ifneq ($(cmd_files),) + $(cmd_files): ; # Do not try to update included dependency files + include $(cmd_files) +endif + +PHONY += FORCE +FORCE: + +# Declare the contents of the .PHONY variable as phony. We keep that +# information in a variable so we can use it in if_changed and friends. +.PHONY: $(PHONY) |