X-Git-Url: https://git.kernelconcepts.de/?p=karo-tx-uboot.git;a=blobdiff_plain;f=spl%2FMakefile;h=9d3d1822f1e6525d5f4d62150248244b8b64ca14;hp=4143e3810cd4340eae32b155307cbe24975e77f1;hb=6445262ca8d0400def05c4ef8e2b8e8424929599;hpb=17998eff9021b7b579c0387e934d8c52603fe247 diff --git a/spl/Makefile b/spl/Makefile index 4143e3810c..9d3d1822f1 100644 --- a/spl/Makefile +++ b/spl/Makefile @@ -14,9 +14,25 @@ # 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 + +# Enable garbage collection of un-used sections for SPL +KBUILD_CFLAGS += -ffunction-sections -fdata-sections +LDFLAGS_FINAL += --gc-sections + ifeq ($(CONFIG_TPL_BUILD),y) export CONFIG_TPL_BUILD SPL_BIN := u-boot-tpl @@ -24,16 +40,32 @@ else SPL_BIN := u-boot-spl endif -include $(TOPDIR)/config.mk +include include/config.mk -# We want the final binaries in this directory ifeq ($(CONFIG_TPL_BUILD),y) -obj := $(OBJTREE)/tpl/ -SPLTREE := $(TPLTREE) + -include include/tpl-autoconf.mk else -obj := $(OBJTREE)/spl/ + -include include/spl-autoconf.mk endif +include $(TOPDIR)/config.mk + +# FIX ME +c_flags := $(KBUILD_CFLAGS) $(KBUILD_CPPFLAGS) $(CPPFLAGS) $(UBOOTINCLUDE) $(NOSTDINC_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 @@ -47,65 +79,66 @@ 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 += arch/$(ARCH)/lib/ -LIBS-y += $(CPUDIR)/ +libs-y += $(CPUDIR)/ ifdef SOC -LIBS-y += $(CPUDIR)/$(SOC)/ -endif -LIBS-y += 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-$(CONFIG_SPL_POWER_SUPPORT) += drivers/power/ \ - drivers/power/pmic/ -LIBS-$(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-y += $(CPUDIR)/$(SOC)/ +endif +libs-y += 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-$(CONFIG_SPL_POWER_SUPPORT) += drivers/power/ drivers/power/pmic/ +libs-$(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/ +libs-y += arch/$(ARCH)/imx-common/ endif -LIBS-$(CONFIG_ARM) += arch/arm/cpu/ -LIBS-$(CONFIG_PPC) += arch/powerpc/cpu/ +libs-$(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)) +libs-y := $(patsubst %/, %/built-in.o, $(libs-y)) # Add GCC lib ifeq ("$(USE_PRIVATE_LIBGCC)", "yes") -PLATFORM_LIBGCC = $(SPLTREE)/arch/$(ARCH)/lib/libgcc.o -PLATFORM_LIBS := $(filter-out %/libgcc.o, $(filter-out -lgcc, $(PLATFORM_LIBS))) $(PLATFORM_LIBGCC) +PLATFORM_LIBGCC = $(SPLTREE)/arch/$(ARCH)/lib/lib.a +PLATFORM_LIBS := $(filter-out %/lib.a, $(filter-out -lgcc, $(PLATFORM_LIBS))) $(PLATFORM_LIBGCC) endif -START := $(addprefix $(SPLTREE)/,$(head-y)) -LIBS := $(addprefix $(SPLTREE)/,$(sort $(LIBS-y))) - -__START := $(subst $(obj),,$(START)) -__LIBS := $(subst $(obj),,$(LIBS)) +u-boot-spl-init := $(head-y) +u-boot-spl-main := $(libs-y) # Linker Script ifdef CONFIG_SPL_LDSCRIPT @@ -126,8 +159,6 @@ ifeq ($(wildcard $(LDSCRIPT)),) $(error could not find linker script) endif -build := -f $(TOPDIR)/scripts/Makefile.build -C - # Special flags for CPP when processing the linker script. # Pass the version down so we can handle backwards compatibility # on the fly. @@ -138,21 +169,21 @@ LDPPFLAGS += \ $(shell $(LD) --version | \ sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p') -$(OBJTREE)/MLO: $(obj)u-boot-spl.bin +$(OBJTREE)/MLO: $(obj)/u-boot-spl.bin $(OBJTREE)/tools/mkimage -T omapimage \ -a $(CONFIG_SPL_TEXT_BASE) -d $< $@ -$(OBJTREE)/MLO.byteswap: $(obj)u-boot-spl.bin +$(OBJTREE)/MLO.byteswap: $(obj)/u-boot-spl.bin $(OBJTREE)/tools/mkimage -T omapimage -n byteswap \ -a $(CONFIG_SPL_TEXT_BASE) -d $< $@ -$(OBJTREE)/SPL : $(obj)u-boot-spl.bin depend - $(MAKE) $(build) $(SRCTREE)/arch/arm/imx-common $@ +$(objtree)/SPL : $(obj)/u-boot-spl.bin + $(MAKE) $(build)=spl/arch/arm/imx-common $@ -ALL-y += $(obj)$(SPL_BIN).bin +ALL-y += $(obj)/$(SPL_BIN).bin ifdef CONFIG_SAMSUNG -ALL-y += $(obj)$(BOARD)-spl.bin +ALL-y += $(obj)/$(BOARD)-spl.bin endif all: $(ALL-y) @@ -163,32 +194,44 @@ VAR_SIZE_PARAM = --vs else VAR_SIZE_PARAM = endif -$(obj)$(BOARD)-spl.bin: $(obj)u-boot-spl.bin - $(OBJTREE)/tools/mk$(BOARD)spl $(VAR_SIZE_PARAM) $< $@ +$(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) $< $@ endif -$(obj)$(SPL_BIN).bin: $(obj)$(SPL_BIN) +$(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN) $(OBJCOPY) $(OBJCFLAGS) $(SPL_OBJCFLAGS) -O binary $< $@ -GEN_UBOOT = \ - cd $(obj) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) $(__START) \ - --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \ - -Map $(SPL_BIN).map -o $(SPL_BIN) +LDFLAGS_$(SPL_BIN) += -T u-boot-spl.lds $(LDFLAGS_FINAL) +ifneq ($(CONFIG_SPL_TEXT_BASE),) +LDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_SPL_TEXT_BASE) +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 + $(call cmd,u-boot-spl) -$(obj)$(SPL_BIN): depend $(START) $(LIBS) $(obj)u-boot-spl.lds - $(GEN_UBOOT) +$(sort $(u-boot-spl-init) $(u-boot-spl-main)): $(u-boot-spl-dirs) ; -$(START): - @: +PHONY += $(u-boot-spl-dirs) +$(u-boot-spl-dirs): + $(Q)$(MAKE) $(build)=$@ -$(LIBS): depend - $(MAKE) $(build) $(SRCTREE)$(dir $(subst $(SPLTREE),,$@)) +# FIX ME +cpp_flags := $(KBUILD_CPPFLAGS) $(CPPFLAGS) $(UBOOTINCLUDE) $(NOSTDINC_FLAGS) -$(obj)u-boot-spl.lds: $(LDSCRIPT) depend - $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -I$(obj). -ansi -D__ASSEMBLY__ -P - < $< > $@ +$(obj)/u-boot-spl.lds: $(LDSCRIPT) FORCE + $(CPP) $(cpp_flags) $(LDPPFLAGS) -I$(obj). -ansi -D__ASSEMBLY__ -P - < $< > $@ -depend: $(obj).depend -.PHONY: depend +PHONY += FORCE +FORCE: -# defines $(obj).depend target -include $(SRCTREE)/rules.mk +# 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)