mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-30 16:39:35 +00:00
7e6403a66d
Most link scripts differ only in the directory containing the start.o file. Make this a #define to remove this last difference. (Note that if start.o were disallowed outside the CPU start directory then we wouldn't even need this. But that is a separate discussion.) Signed-off-by: Simon Glass <sjg@chromium.org>
151 lines
4.4 KiB
Makefile
151 lines
4.4 KiB
Makefile
#
|
|
# (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>
|
|
#
|
|
# This file is released under the terms of GPL v2 and any later version.
|
|
# See the file COPYING in the root directory of the source tree for details.
|
|
#
|
|
# Based on top-level Makefile.
|
|
#
|
|
|
|
CONFIG_SPL_BUILD := y
|
|
export CONFIG_SPL_BUILD
|
|
|
|
include $(TOPDIR)/config.mk
|
|
|
|
# We want the final binaries in this directory
|
|
obj := $(OBJTREE)/spl/
|
|
|
|
HAVE_VENDOR_COMMON_LIB := $(shell [ -f $(SRCTREE)/board/$(VENDOR)/common/Makefile ] \
|
|
&& echo y || echo n)
|
|
|
|
ifdef CONFIG_SPL_START_S_PATH
|
|
START_PATH := $(subst ",,$(CONFIG_SPL_START_S_PATH))
|
|
else
|
|
START_PATH := $(CPUDIR)
|
|
endif
|
|
|
|
START := $(START_PATH)/start.o
|
|
|
|
LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o
|
|
LIBS-y += $(CPUDIR)/lib$(CPU).o
|
|
ifdef SOC
|
|
LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o
|
|
endif
|
|
LIBS-y += board/$(BOARDDIR)/lib$(BOARD).o
|
|
LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/lib$(VENDOR).o
|
|
|
|
LIBS-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/libcommon.o
|
|
LIBS-$(CONFIG_SPL_LIBDISK_SUPPORT) += disk/libdisk.o
|
|
LIBS-$(CONFIG_SPL_I2C_SUPPORT) += drivers/i2c/libi2c.o
|
|
LIBS-$(CONFIG_SPL_GPIO_SUPPORT) += drivers/gpio/libgpio.o
|
|
LIBS-$(CONFIG_SPL_MMC_SUPPORT) += drivers/mmc/libmmc.o
|
|
LIBS-$(CONFIG_SPL_SERIAL_SUPPORT) += drivers/serial/libserial.o
|
|
LIBS-$(CONFIG_SPL_SPI_FLASH_SUPPORT) += drivers/mtd/spi/libspi_flash.o
|
|
LIBS-$(CONFIG_SPL_SPI_SUPPORT) += drivers/spi/libspi.o
|
|
LIBS-$(CONFIG_SPL_FAT_SUPPORT) += fs/fat/libfat.o
|
|
LIBS-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/libgeneric.o
|
|
LIBS-$(CONFIG_SPL_POWER_SUPPORT) += drivers/power/libpower.o
|
|
LIBS-$(CONFIG_SPL_NAND_SUPPORT) += drivers/mtd/nand/libnand.o
|
|
LIBS-$(CONFIG_SPL_ONENAND_SUPPORT) += drivers/mtd/onenand/libonenand.o
|
|
LIBS-$(CONFIG_SPL_DMA_SUPPORT) += drivers/dma/libdma.o
|
|
LIBS-$(CONFIG_SPL_POST_MEM_SUPPORT) += post/drivers/memory.o
|
|
|
|
ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP34XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX),)
|
|
LIBS-y += $(CPUDIR)/omap-common/libomap-common.o
|
|
endif
|
|
|
|
START := $(addprefix $(SPLTREE)/,$(START))
|
|
LIBS := $(addprefix $(SPLTREE)/,$(sort $(LIBS-y)))
|
|
|
|
__START := $(subst $(obj),,$(START))
|
|
__LIBS := $(subst $(obj),,$(LIBS))
|
|
|
|
# Linker Script
|
|
ifdef CONFIG_SPL_LDSCRIPT
|
|
# need to strip off double quotes
|
|
LDSCRIPT := $(addprefix $(SRCTREE)/,$(subst ",,$(CONFIG_SPL_LDSCRIPT)))
|
|
endif
|
|
|
|
ifeq ($(wildcard $(LDSCRIPT)),)
|
|
LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-spl.lds
|
|
endif
|
|
ifeq ($(wildcard $(LDSCRIPT)),)
|
|
LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-spl.lds
|
|
endif
|
|
ifeq ($(wildcard $(LDSCRIPT)),)
|
|
LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot.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 $(TOPDIR)/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')
|
|
|
|
ifdef CONFIG_OMAP
|
|
$(OBJTREE)/MLO: $(obj)u-boot-spl.bin
|
|
$(OBJTREE)/tools/mkimage -T omapimage \
|
|
-a $(CONFIG_SPL_TEXT_BASE) -d $< $@
|
|
endif
|
|
ifdef CONFIG_AM33XX
|
|
$(OBJTREE)/MLO: $(obj)u-boot-spl.bin
|
|
$(OBJTREE)/tools/mkimage -T omapimage \
|
|
-a $(CONFIG_SPL_TEXT_BASE) -d $< $@
|
|
endif
|
|
|
|
ALL-y += $(obj)u-boot-spl.bin
|
|
|
|
ifdef CONFIG_SAMSUNG
|
|
ALL-y += $(obj)$(BOARD)-spl.bin
|
|
endif
|
|
|
|
all: $(ALL-y)
|
|
|
|
ifdef CONFIG_SAMSUNG
|
|
$(obj)$(BOARD)-spl.bin: $(obj)u-boot-spl.bin
|
|
$(OBJTREE)/tools/mk$(BOARD)spl \
|
|
$(obj)u-boot-spl.bin $(obj)$(BOARD)-spl.bin
|
|
endif
|
|
|
|
$(obj)u-boot-spl.bin: $(obj)u-boot-spl
|
|
$(OBJCOPY) $(OBJCFLAGS) -O binary $< $@
|
|
|
|
GEN_UBOOT = \
|
|
UNDEF_SYM=`$(OBJDUMP) -x $(LIBS) | \
|
|
sed -n -e 's/.*\($(SYM_PREFIX)__u_boot_cmd_.*\)/-u\1/p'|sort|uniq`;\
|
|
cd $(obj) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) $$UNDEF_SYM $(__START) \
|
|
--start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
|
|
-Map u-boot-spl.map -o u-boot-spl
|
|
|
|
$(obj)u-boot-spl: depend $(START) $(LIBS) $(obj)u-boot-spl.lds
|
|
$(GEN_UBOOT)
|
|
|
|
$(START): depend
|
|
$(MAKE) -C $(SRCTREE)/$(START_PATH) $@
|
|
|
|
$(LIBS): depend
|
|
$(MAKE) -C $(SRCTREE)$(dir $(subst $(SPLTREE),,$@))
|
|
|
|
$(obj)u-boot-spl.lds: $(LDSCRIPT) depend
|
|
$(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - < $< > $@
|
|
|
|
depend: $(obj).depend
|
|
.PHONY: depend
|
|
|
|
# defines $(obj).depend target
|
|
include $(SRCTREE)/rules.mk
|