1c7163083SMasahiro Yamada# 2c7163083SMasahiro Yamada# (C) Copyright 2000-2011 3c7163083SMasahiro Yamada# Wolfgang Denk, DENX Software Engineering, wd@denx.de. 4c7163083SMasahiro Yamada# 5c7163083SMasahiro Yamada# (C) Copyright 2011 6c7163083SMasahiro Yamada# Daniel Schwierzeck, daniel.schwierzeck@googlemail.com. 7c7163083SMasahiro Yamada# 8c7163083SMasahiro Yamada# (C) Copyright 2011 9c7163083SMasahiro Yamada# Texas Instruments Incorporated - http://www.ti.com/ 10c7163083SMasahiro Yamada# Aneesh V <aneesh@ti.com> 11c7163083SMasahiro Yamada# 12c7163083SMasahiro Yamada# SPDX-License-Identifier: GPL-2.0+ 13c7163083SMasahiro Yamada# 14c7163083SMasahiro Yamada# Based on top-level Makefile. 15c7163083SMasahiro Yamada# 16c7163083SMasahiro Yamada 17c7163083SMasahiro Yamadasrc := $(obj) 18c7163083SMasahiro Yamada 19c7163083SMasahiro Yamada# Create output directory if not already present 20c7163083SMasahiro Yamada_dummy := $(shell [ -d $(obj) ] || mkdir -p $(obj)) 21c7163083SMasahiro Yamada 22c7163083SMasahiro Yamadainclude $(srctree)/scripts/Kbuild.include 23c7163083SMasahiro Yamada 24e02ee254SMasahiro Yamada-include include/config/auto.conf 2551148790SMasahiro Yamada-include $(obj)/include/autoconf.mk 26c7163083SMasahiro Yamada 27e02ee254SMasahiro YamadaKBUILD_CPPFLAGS += -DCONFIG_SPL_BUILD 28c7163083SMasahiro Yamadaifeq ($(CONFIG_TPL_BUILD),y) 29e02ee254SMasahiro YamadaKBUILD_CPPFLAGS += -DCONFIG_TPL_BUILD 30e02ee254SMasahiro Yamadaendif 31e02ee254SMasahiro Yamada 32e02ee254SMasahiro Yamadaifeq ($(CONFIG_TPL_BUILD),y) 33c7163083SMasahiro YamadaSPL_BIN := u-boot-tpl 34c7163083SMasahiro Yamadaelse 35c7163083SMasahiro YamadaSPL_BIN := u-boot-spl 36c7163083SMasahiro Yamadaendif 37c7163083SMasahiro Yamada 38c7163083SMasahiro Yamadainclude $(srctree)/config.mk 39e19db555SDaniel Schwierzeckinclude $(srctree)/arch/$(ARCH)/Makefile 40c7163083SMasahiro Yamada 41c7163083SMasahiro Yamada# Enable garbage collection of un-used sections for SPL 42c7163083SMasahiro YamadaKBUILD_CFLAGS += -ffunction-sections -fdata-sections 43c7163083SMasahiro YamadaLDFLAGS_FINAL += --gc-sections 44c7163083SMasahiro Yamada 45c7163083SMasahiro Yamada# FIX ME 46c7163083SMasahiro Yamadacpp_flags := $(KBUILD_CPPFLAGS) $(PLATFORM_CPPFLAGS) $(UBOOTINCLUDE) \ 47c7163083SMasahiro Yamada $(NOSTDINC_FLAGS) 48c7163083SMasahiro Yamada 49c7163083SMasahiro YamadaHAVE_VENDOR_COMMON_LIB = $(if $(wildcard $(srctree)/board/$(VENDOR)/common/Makefile),y,n) 50c7163083SMasahiro Yamada 51c7163083SMasahiro Yamadalibs-y += $(if $(BOARDDIR),board/$(BOARDDIR)/) 52c7163083SMasahiro Yamadalibs-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/ 53c7163083SMasahiro Yamada 54c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_FRAMEWORK) += common/spl/ 55c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/ 56c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_LIBDISK_SUPPORT) += disk/ 5711516518SSimon Glasslibs-$(CONFIG_SPL_DM) += drivers/core/ 58c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_I2C_SUPPORT) += drivers/i2c/ 59c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_GPIO_SUPPORT) += drivers/gpio/ 60c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_MMC_SUPPORT) += drivers/mmc/ 61c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_MPC8XXX_INIT_DDR_SUPPORT) += drivers/ddr/fsl/ 620cf47862SStefan Roeselibs-$(CONFIG_SYS_MVEBU_DDR) += drivers/ddr/mvebu/ 63c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_SERIAL_SUPPORT) += drivers/serial/ 64c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_SPI_FLASH_SUPPORT) += drivers/mtd/spi/ 65c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_SPI_SUPPORT) += drivers/spi/ 66c7163083SMasahiro Yamadalibs-y += fs/ 67c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/ 68c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_POWER_SUPPORT) += drivers/power/ drivers/power/pmic/ 69c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_MTD_SUPPORT) += drivers/mtd/ 70167544e8SMasahiro Yamadalibs-$(CONFIG_SPL_NAND_SUPPORT) += drivers/mtd/nand/ 71c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_DRIVERS_MISC_SUPPORT) += drivers/misc/ 72c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_ONENAND_SUPPORT) += drivers/mtd/onenand/ 73c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_DMA_SUPPORT) += drivers/dma/ 74c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_POST_MEM_SUPPORT) += post/drivers/ 75c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_NET_SUPPORT) += net/ 76c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/ 77c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/phy/ 78c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/net/phy/ 79c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_MUSB_NEW_SUPPORT) += drivers/usb/musb-new/ 80c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/usb/gadget/ 81c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_WATCHDOG_SUPPORT) += drivers/watchdog/ 82c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_USB_HOST_SUPPORT) += drivers/usb/host/ 83c7163083SMasahiro Yamadalibs-$(CONFIG_OMAP_USB_PHY) += drivers/usb/phy/ 84c7163083SMasahiro Yamadalibs-$(CONFIG_SPL_SATA_SUPPORT) += drivers/block/ 85c7163083SMasahiro Yamada 86c7163083SMasahiro Yamadahead-y := $(addprefix $(obj)/,$(head-y)) 87c7163083SMasahiro Yamadalibs-y := $(addprefix $(obj)/,$(libs-y)) 88c7163083SMasahiro Yamadau-boot-spl-dirs := $(patsubst %/,%,$(filter %/, $(libs-y))) 89c7163083SMasahiro Yamada 90c7163083SMasahiro Yamadalibs-y := $(patsubst %/, %/built-in.o, $(libs-y)) 91c7163083SMasahiro Yamada 92c7163083SMasahiro Yamada# Add GCC lib 93c7163083SMasahiro Yamadaifeq ($(CONFIG_USE_PRIVATE_LIBGCC),y) 94c7163083SMasahiro YamadaPLATFORM_LIBGCC = arch/$(ARCH)/lib/lib.a 95c7163083SMasahiro YamadaPLATFORM_LIBS := $(filter-out %/lib.a, $(filter-out -lgcc, $(PLATFORM_LIBS))) $(PLATFORM_LIBGCC) 96c7163083SMasahiro Yamadaendif 97c7163083SMasahiro Yamada 98c7163083SMasahiro Yamadau-boot-spl-init := $(head-y) 99c7163083SMasahiro Yamadau-boot-spl-main := $(libs-y) 100c7163083SMasahiro Yamada 101c7163083SMasahiro Yamada# Linker Script 102c7163083SMasahiro Yamadaifdef CONFIG_SPL_LDSCRIPT 103c7163083SMasahiro Yamada# need to strip off double quotes 104c7163083SMasahiro YamadaLDSCRIPT := $(addprefix $(srctree)/,$(CONFIG_SPL_LDSCRIPT:"%"=%)) 105c7163083SMasahiro Yamadaendif 106c7163083SMasahiro Yamada 107c7163083SMasahiro Yamadaifeq ($(wildcard $(LDSCRIPT)),) 108c7163083SMasahiro Yamada LDSCRIPT := $(srctree)/board/$(BOARDDIR)/u-boot-spl.lds 109c7163083SMasahiro Yamadaendif 110c7163083SMasahiro Yamadaifeq ($(wildcard $(LDSCRIPT)),) 111c7163083SMasahiro Yamada LDSCRIPT := $(srctree)/$(CPUDIR)/u-boot-spl.lds 112c7163083SMasahiro Yamadaendif 113c7163083SMasahiro Yamadaifeq ($(wildcard $(LDSCRIPT)),) 114c7163083SMasahiro Yamada LDSCRIPT := $(srctree)/arch/$(ARCH)/cpu/u-boot-spl.lds 115c7163083SMasahiro Yamadaendif 116c7163083SMasahiro Yamadaifeq ($(wildcard $(LDSCRIPT)),) 117c7163083SMasahiro Yamada$(error could not find linker script) 118c7163083SMasahiro Yamadaendif 119c7163083SMasahiro Yamada 120c7163083SMasahiro Yamada# Special flags for CPP when processing the linker script. 121c7163083SMasahiro Yamada# Pass the version down so we can handle backwards compatibility 122c7163083SMasahiro Yamada# on the fly. 123c7163083SMasahiro YamadaLDPPFLAGS += \ 124c7163083SMasahiro Yamada -include $(srctree)/include/u-boot/u-boot.lds.h \ 125c7163083SMasahiro Yamada -include $(objtree)/include/config.h \ 126c7163083SMasahiro Yamada -DCPUDIR=$(CPUDIR) \ 127c7163083SMasahiro Yamada $(shell $(LD) --version | \ 128c7163083SMasahiro Yamada sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p') 129c7163083SMasahiro Yamada 130c7163083SMasahiro Yamadaquiet_cmd_mkimage = MKIMAGE $@ 131c7163083SMasahiro Yamadacmd_mkimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -d $< $@ \ 132c7163083SMasahiro Yamada $(if $(KBUILD_VERBOSE:1=), >/dev/null) 133c7163083SMasahiro Yamada 134c7163083SMasahiro YamadaMKIMAGEFLAGS_MLO = -T omapimage -a $(CONFIG_SPL_TEXT_BASE) 135c7163083SMasahiro Yamada 136c7163083SMasahiro YamadaMKIMAGEFLAGS_MLO.byteswap = -T omapimage -n byteswap -a $(CONFIG_SPL_TEXT_BASE) 137c7163083SMasahiro Yamada 138c7163083SMasahiro YamadaMLO MLO.byteswap: $(obj)/u-boot-spl.bin 139c7163083SMasahiro Yamada $(call if_changed,mkimage) 140c7163083SMasahiro Yamada 141c7163083SMasahiro YamadaMKIMAGEFLAGS_boot.bin = -T atmelimage 142c7163083SMasahiro Yamada 143c7163083SMasahiro Yamadaifeq ($(CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER),y) 144c7163083SMasahiro YamadaMKIMAGEFLAGS_boot.bin += -n $(shell $(obj)/../tools/atmel_pmecc_params) 145c7163083SMasahiro Yamada 146c7163083SMasahiro Yamadaboot.bin: $(obj)/../tools/atmel_pmecc_params 147c7163083SMasahiro Yamadaendif 148c7163083SMasahiro Yamada 149c7163083SMasahiro Yamadaboot.bin: $(obj)/u-boot-spl.bin 150c7163083SMasahiro Yamada $(call if_changed,mkimage) 151c7163083SMasahiro Yamada 152*741e58e0SSimon GlassALL-y += $(obj)/$(SPL_BIN).bin $(obj)/$(SPL_BIN).cfg 153c7163083SMasahiro Yamada 154c7163083SMasahiro Yamadaifdef CONFIG_SAMSUNG 155c7163083SMasahiro YamadaALL-y += $(obj)/$(BOARD)-spl.bin 156c7163083SMasahiro Yamadaendif 157c7163083SMasahiro Yamada 158c7163083SMasahiro Yamadaifdef CONFIG_SUNXI 159c7163083SMasahiro YamadaALL-y += $(obj)/sunxi-spl.bin 160c7163083SMasahiro Yamadaendif 161c7163083SMasahiro Yamada 162c001486dSHeiko Schocherifeq ($(CONFIG_SYS_SOC),"at91") 163c001486dSHeiko SchocherALL-y += boot.bin 164c001486dSHeiko Schocherendif 165c001486dSHeiko Schocher 166c7163083SMasahiro Yamadaall: $(ALL-y) 167c7163083SMasahiro Yamada 168*741e58e0SSimon Glassquiet_cmd_cpp_cfg = CFG $@ 169*741e58e0SSimon Glasscmd_cpp_cfg = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \ 170*741e58e0SSimon Glass -D__ASSEMBLY__ -x assembler-with-cpp -P -dM -E -o $@ $< 171*741e58e0SSimon Glass 172*741e58e0SSimon Glass$(obj)/$(SPL_BIN).cfg: include/config.h 173*741e58e0SSimon Glass $(call if_changed,cpp_cfg) 174*741e58e0SSimon Glass 175c7163083SMasahiro Yamadaifdef CONFIG_SAMSUNG 176c7163083SMasahiro Yamadaifdef CONFIG_VAR_SIZE_SPL 177c7163083SMasahiro YamadaVAR_SIZE_PARAM = --vs 178c7163083SMasahiro Yamadaelse 179c7163083SMasahiro YamadaVAR_SIZE_PARAM = 180c7163083SMasahiro Yamadaendif 181c7163083SMasahiro Yamada$(obj)/$(BOARD)-spl.bin: $(obj)/u-boot-spl.bin 182c7163083SMasahiro Yamada $(if $(wildcard $(objtree)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl),\ 183c7163083SMasahiro Yamada $(objtree)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl,\ 184c7163083SMasahiro Yamada $(objtree)/tools/mkexynosspl) $(VAR_SIZE_PARAM) $< $@ 185c7163083SMasahiro Yamadaendif 186c7163083SMasahiro Yamada 187c7163083SMasahiro Yamadaquiet_cmd_objcopy = OBJCOPY $@ 188c7163083SMasahiro Yamadacmd_objcopy = $(OBJCOPY) $(OBJCOPYFLAGS) $(OBJCOPYFLAGS_$(@F)) $< $@ 189c7163083SMasahiro Yamada 190c7163083SMasahiro YamadaOBJCOPYFLAGS_$(SPL_BIN).bin = $(SPL_OBJCFLAGS) -O binary 191c7163083SMasahiro Yamada 192c7163083SMasahiro Yamada$(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN) FORCE 193c7163083SMasahiro Yamada $(call if_changed,objcopy) 194c7163083SMasahiro Yamada 195c7163083SMasahiro YamadaLDFLAGS_$(SPL_BIN) += -T u-boot-spl.lds $(LDFLAGS_FINAL) 196c7163083SMasahiro Yamadaifneq ($(CONFIG_SPL_TEXT_BASE),) 197c7163083SMasahiro YamadaLDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_SPL_TEXT_BASE) 198c7163083SMasahiro Yamadaendif 199c7163083SMasahiro Yamada 200c7163083SMasahiro Yamadaifdef CONFIG_SUNXI 201c7163083SMasahiro Yamadaquiet_cmd_mksunxiboot = MKSUNXI $@ 202c7163083SMasahiro Yamadacmd_mksunxiboot = $(objtree)/tools/mksunxiboot $< $@ 203c7163083SMasahiro Yamada$(obj)/sunxi-spl.bin: $(obj)/$(SPL_BIN).bin 204c7163083SMasahiro Yamada $(call if_changed,mksunxiboot) 205c7163083SMasahiro Yamadaendif 206c7163083SMasahiro Yamada 207c7163083SMasahiro Yamadaquiet_cmd_u-boot-spl = LD $@ 2089adb6d24SMasahiro Yamada cmd_u-boot-spl = (cd $(obj) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \ 209c7163083SMasahiro Yamada $(patsubst $(obj)/%,%,$(u-boot-spl-init)) --start-group \ 210c7163083SMasahiro Yamada $(patsubst $(obj)/%,%,$(u-boot-spl-main)) --end-group \ 2119adb6d24SMasahiro Yamada $(PLATFORM_LIBS) -Map $(SPL_BIN).map -o $(SPL_BIN)) 212c7163083SMasahiro Yamada 2139adb6d24SMasahiro Yamada$(obj)/$(SPL_BIN): $(u-boot-spl-init) $(u-boot-spl-main) $(obj)/u-boot-spl.lds FORCE 2149adb6d24SMasahiro Yamada $(call if_changed,u-boot-spl) 215c7163083SMasahiro Yamada 216c7163083SMasahiro Yamada$(sort $(u-boot-spl-init) $(u-boot-spl-main)): $(u-boot-spl-dirs) ; 217c7163083SMasahiro Yamada 218c7163083SMasahiro YamadaPHONY += $(u-boot-spl-dirs) 219c7163083SMasahiro Yamada$(u-boot-spl-dirs): 220c7163083SMasahiro Yamada $(Q)$(MAKE) $(build)=$@ 221c7163083SMasahiro Yamada 222c7163083SMasahiro Yamadaquiet_cmd_cpp_lds = LDS $@ 223c7163083SMasahiro Yamadacmd_cpp_lds = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \ 224c7163083SMasahiro Yamada -D__ASSEMBLY__ -x assembler-with-cpp -P -o $@ $< 225c7163083SMasahiro Yamada 226c7163083SMasahiro Yamada$(obj)/u-boot-spl.lds: $(LDSCRIPT) FORCE 227c7163083SMasahiro Yamada $(call if_changed_dep,cpp_lds) 228c7163083SMasahiro Yamada 229c7163083SMasahiro Yamada# read all saved command lines 230c7163083SMasahiro Yamada 231c7163083SMasahiro Yamadatargets := $(wildcard $(sort $(targets))) 232c7163083SMasahiro Yamadacmd_files := $(wildcard $(obj)/.*.cmd $(foreach f,$(targets),$(dir $(f)).$(notdir $(f)).cmd)) 233c7163083SMasahiro Yamada 234c7163083SMasahiro Yamadaifneq ($(cmd_files),) 235c7163083SMasahiro Yamada $(cmd_files): ; # Do not try to update included dependency files 236c7163083SMasahiro Yamada include $(cmd_files) 237c7163083SMasahiro Yamadaendif 238c7163083SMasahiro Yamada 239c7163083SMasahiro YamadaPHONY += FORCE 240c7163083SMasahiro YamadaFORCE: 241c7163083SMasahiro Yamada 242c7163083SMasahiro Yamada# Declare the contents of the .PHONY variable as phony. We keep that 243c7163083SMasahiro Yamada# information in a variable so we can use it in if_changed and friends. 244c7163083SMasahiro Yamada.PHONY: $(PHONY) 245