[people/ms/u-boot.git] / spl / 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
Commit	Line	Data
6a11cf48 DS	1	#
	2	# (C) Copyright 2000-2011
	3	# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
	4	#
	5	# (C) Copyright 2011
	6	# Daniel Schwierzeck, daniel.schwierzeck@googlemail.com.
	7	#
	8	# (C) Copyright 2011
	9	# Texas Instruments Incorporated - http://www.ti.com/
	10	# Aneesh V <aneesh@ti.com>
	11	#
	12	# This file is released under the terms of GPL v2 and any later version.
	13	# See the file COPYING in the root directory of the source tree for details.
	14	#
	15	# Based on top-level Makefile.
	16	#
	17
	18	CONFIG_SPL_BUILD := y
	19	export CONFIG_SPL_BUILD
	20
	21	include $(TOPDIR)/config.mk
	22
	23	# We want the final binaries in this directory
	24	obj := $(OBJTREE)/spl/
	25
	26	HAVE_VENDOR_COMMON_LIB := $(shell [ -f $(SRCTREE)/board/$(VENDOR)/common/Makefile ] \
	27	&& echo y \|\| echo n)
	28
08e4f700 MV	29	ifdef CONFIG_SPL_START_S_PATH
	30	START_PATH := $(subst ",,$(CONFIG_SPL_START_S_PATH))
	31	else
	32	START_PATH := $(CPUDIR)
	33	endif
	34
	35	START := $(START_PATH)/start.o
6a11cf48 DS	36
	37	LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o
	38	LIBS-y += $(CPUDIR)/lib$(CPU).o
	39	ifdef SOC
	40	LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o
	41	endif
	42	LIBS-y += board/$(BOARDDIR)/lib$(BOARD).o
	43	LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/lib$(VENDOR).o
	44
efcc6096 DS	45	LIBS-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/libcommon.o
	46	LIBS-$(CONFIG_SPL_LIBDISK_SUPPORT) += disk/libdisk.o
	47	LIBS-$(CONFIG_SPL_I2C_SUPPORT) += drivers/i2c/libi2c.o
	48	LIBS-$(CONFIG_SPL_GPIO_SUPPORT) += drivers/gpio/libgpio.o
	49	LIBS-$(CONFIG_SPL_MMC_SUPPORT) += drivers/mmc/libmmc.o
	50	LIBS-$(CONFIG_SPL_SERIAL_SUPPORT) += drivers/serial/libserial.o
	51	LIBS-$(CONFIG_SPL_SPI_FLASH_SUPPORT) += drivers/mtd/spi/libspi_flash.o
	52	LIBS-$(CONFIG_SPL_SPI_SUPPORT) += drivers/spi/libspi.o
	53	LIBS-$(CONFIG_SPL_FAT_SUPPORT) += fs/fat/libfat.o
	54	LIBS-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/libgeneric.o
682b3a81	55	LIBS-$(CONFIG_SPL_POWER_SUPPORT) += drivers/power/libpower.o
12c2f1ee	56	LIBS-$(CONFIG_SPL_NAND_SUPPORT) += drivers/mtd/nand/libnand.o
54cd51bf	57	LIBS-$(CONFIG_SPL_ONENAND_SUPPORT) += drivers/mtd/onenand/libonenand.o
3a0d60c5	58	LIBS-$(CONFIG_SPL_DMA_SUPPORT) += drivers/dma/libdma.o
18e8ff18	59	LIBS-$(CONFIG_SPL_POST_MEM_SUPPORT) += post/drivers/memory.o
efcc6096	60
8a8f084e	61	ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP34XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX),)
508a58fa S	62	LIBS-y += $(CPUDIR)/omap-common/libomap-common.o
508a58fa S	63	endif
525728b4	64
6a11cf48 DS	65	START := $(addprefix $(SPLTREE)/,$(START))
	66	LIBS := $(addprefix $(SPLTREE)/,$(sort $(LIBS-y)))
	67
	68	__START := $(subst $(obj),,$(START))
	69	__LIBS := $(subst $(obj),,$(LIBS))
	70
	71	# Linker Script
	72	ifdef CONFIG_SPL_LDSCRIPT
	73	# need to strip off double quotes
	74	LDSCRIPT := $(addprefix $(SRCTREE)/,$(subst ",,$(CONFIG_SPL_LDSCRIPT)))
	75	endif
	76
	77	ifeq ($(wildcard $(LDSCRIPT)),)
	78	LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-spl.lds
	79	endif
	80	ifeq ($(wildcard $(LDSCRIPT)),)
	81	LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-spl.lds
	82	endif
ee60197e SG	83	ifeq ($(wildcard $(LDSCRIPT)),)
	84	LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot.lds
	85	endif
6a11cf48 DS	86	ifeq ($(wildcard $(LDSCRIPT)),)
	87	$(error could not find linker script)
	88	endif
	89
	90	# Special flags for CPP when processing the linker script.
	91	# Pass the version down so we can handle backwards compatibility
	92	# on the fly.
	93	LDPPFLAGS += \
	94	-include $(TOPDIR)/include/u-boot/u-boot.lds.h \
	95	-include $(OBJTREE)/include/config.h \
7e6403a6	96	-DCPUDIR=$(CPUDIR) \
6a11cf48 DS	97	$(shell $(LD) --version \| \
	98	sed -ne 's/GNU ld version \([0-9][0-9]\)\.\([0-9][0-9]\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
	99
3decb14a JR	100	ifdef CONFIG_OMAP
	101	$(OBJTREE)/MLO: $(obj)u-boot-spl.bin
	102	$(OBJTREE)/tools/mkimage -T omapimage \
	103	-a $(CONFIG_SPL_TEXT_BASE) -d $< $@
	104	endif
8a8f084e CN	105	ifdef CONFIG_AM33XX
	106	$(OBJTREE)/MLO: $(obj)u-boot-spl.bin
	107	$(OBJTREE)/tools/mkimage -T omapimage \
	108	-a $(CONFIG_SPL_TEXT_BASE) -d $< $@
	109	endif
3decb14a	110
6a11cf48 DS	111	ALL-y += $(obj)u-boot-spl.bin
6a11cf48 DS	112
98a48c5d CK	113	ifdef CONFIG_SAMSUNG
	114	ALL-y += $(obj)$(BOARD)-spl.bin
	115	endif
	116
6a11cf48 DS	117	all: $(ALL-y)
6a11cf48 DS	118
98a48c5d CK	119	ifdef CONFIG_SAMSUNG
98a48c5d CK	120	$(obj)$(BOARD)-spl.bin: $(obj)u-boot-spl.bin
a2ee7f07	121	$(OBJTREE)/tools/mk$(BOARD)spl \
98a48c5d CK	122	$(obj)u-boot-spl.bin $(obj)$(BOARD)-spl.bin
	123	endif
	124
6a11cf48 DS	125	$(obj)u-boot-spl.bin: $(obj)u-boot-spl
	126	$(OBJCOPY) $(OBJCFLAGS) -O binary $< $@
	127
	128	GEN_UBOOT = \
	129	UNDEF_SYM=`$(OBJDUMP) -x $(LIBS) \| \
	130	sed -n -e 's/.\($(SYM_PREFIX)__u_boot_cmd_.\)/-u\1/p'\|sort\|uniq`;\
	131	cd $(obj) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) $$UNDEF_SYM $(__START) \
	132	--start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
	133	-Map u-boot-spl.map -o u-boot-spl
	134
	135	$(obj)u-boot-spl: depend $(START) $(LIBS) $(obj)u-boot-spl.lds
	136	$(GEN_UBOOT)
	137
	138	$(START): depend
08e4f700	139	$(MAKE) -C $(SRCTREE)/$(START_PATH) $@
6a11cf48 DS	140
	141	$(LIBS): depend
	142	$(MAKE) -C $(SRCTREE)$(dir $(subst $(SPLTREE),,$@))
	143
	144	$(obj)u-boot-spl.lds: $(LDSCRIPT) depend
	145	$(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - < $< > $@
	146
	147	depend: $(obj).depend
	148	.PHONY: depend
	149
	150	# defines $(obj).depend target
	151	include $(SRCTREE)/rules.mk