[u-boot.git] / spl / Makefile

#
# (C) Copyright 2000-2011
# Wolfgang Denk, DENX Software Engineering, [email protected].
#
# (C) Copyright 2011
# Daniel Schwierzeck, [email protected].
#
# (C) Copyright 2011
# Texas Instruments Incorporated - http://www.ti.com/
# Aneesh V <[email protected]>
#
# 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 = $(if $(wildcard $(SRCTREE)/board/$(VENDOR)/common/Makefile),y,n)

ifdef	CONFIG_SPL_START_S_PATH
START_PATH := $(subst ",,$(CONFIG_SPL_START_S_PATH))
else
START_PATH := $(CPUDIR)
endif

START := $(START_PATH)/start.o
ifeq ($(CPU),x86)
START += $(START_PATH)/start16.o
START += $(START_PATH)/resetvec.o
endif
ifeq ($(CPU),ppc4xx)
START += $(START_PATH)/resetvec.o
endif
ifeq ($(CPU),mpc85xx)
START += $(START_PATH)/resetvec.o
endif

LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o

LIBS-y += $(CPUDIR)/lib$(CPU).o
ifeq ($(CPU),mpc83xx)
LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
endif
ifeq ($(CPU),mpc85xx)
LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
endif
ifeq ($(CPU),mpc86xx)
LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
endif

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-$(CONFIG_SPL_FRAMEWORK) += common/spl/libspl.o
LIBS-$(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
LIBS-$(CONFIG_SPL_NET_SUPPORT) += net/libnet.o
LIBS-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/libnet.o
LIBS-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/phy/libphy.o

ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP34XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX),)
LIBS-y += $(CPUDIR)/omap-common/libomap-common.o
endif

ifeq ($(SOC),tegra20)
LIBS-y += arch/$(ARCH)/cpu/$(SOC)-common/lib$(SOC)-common.o
LIBS-y += arch/$(ARCH)/cpu/tegra-common/libcputegra-common.o
LIBS-y += $(CPUDIR)/tegra-common/libtegra-common.o
endif

# 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)
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')

$(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)/tools/mkimage -T omapimage -n byteswap \
		-a $(CONFIG_SPL_TEXT_BASE) -d $< $@

ifneq ($(CONFIG_IMX_CONFIG),)
$(OBJTREE)/SPL:	$(obj)u-boot-spl.bin
	$(OBJTREE)/tools/mkimage -n  $(SRCTREE)/$(CONFIG_IMX_CONFIG) -T imximage \
		-e $(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 = \
	cd $(obj) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) $(__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 $(SPLTREE),,$@))

# The following line expands into whole rule which generates u-boot.lst,
# the file containing u-boots LG-array linker section. This is included into
# $(LDSCRIPT). The function make_u_boot_list is defined in helper.mk file.
$(eval $(call make_u_boot_list, $(obj)u-boot.lst, $(LIBS)))
$(obj)u-boot-spl.lds: $(LDSCRIPT) $(obj)u-boot.lst depend
	$(CPP) $(CPPFLAGS) $(LDPPFLAGS) -I$(obj). -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, [email protected].
	4	#
	5	# (C) Copyright 2011
	6	# Daniel Schwierzeck, [email protected].
	7	#
	8	# (C) Copyright 2011
	9	# Texas Instruments Incorporated - http://www.ti.com/
	10	# Aneesh V <[email protected]>
	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
e66443fd	26	HAVE_VENDOR_COMMON_LIB = $(if $(wildcard $(SRCTREE)/board/$(VENDOR)/common/Makefile),y,n)
6a11cf48	27
08e4f700 MV	28	ifdef CONFIG_SPL_START_S_PATH
	29	START_PATH := $(subst ",,$(CONFIG_SPL_START_S_PATH))
	30	else
	31	START_PATH := $(CPUDIR)
	32	endif
	33
	34	START := $(START_PATH)/start.o
510ed3b8 SW	35	ifeq ($(CPU),x86)
	36	START += $(START_PATH)/start16.o
	37	START += $(START_PATH)/resetvec.o
	38	endif
	39	ifeq ($(CPU),ppc4xx)
	40	START += $(START_PATH)/resetvec.o
	41	endif
	42	ifeq ($(CPU),mpc85xx)
	43	START += $(START_PATH)/resetvec.o
	44	endif
6a11cf48 DS	45
6a11cf48 DS	46	LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o
510ed3b8	47
6a11cf48	48	LIBS-y += $(CPUDIR)/lib$(CPU).o
510ed3b8 SW	49	ifeq ($(CPU),mpc83xx)
	50	LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
	51	endif
	52	ifeq ($(CPU),mpc85xx)
	53	LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
	54	endif
	55	ifeq ($(CPU),mpc86xx)
	56	LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
	57	endif
	58
6a11cf48 DS	59	ifdef SOC
	60	LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o
	61	endif
	62	LIBS-y += board/$(BOARDDIR)/lib$(BOARD).o
	63	LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/lib$(VENDOR).o
	64
47f7bcae	65	LIBS-$(CONFIG_SPL_FRAMEWORK) += common/spl/libspl.o
efcc6096 DS	66	LIBS-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/libcommon.o
	67	LIBS-$(CONFIG_SPL_LIBDISK_SUPPORT) += disk/libdisk.o
	68	LIBS-$(CONFIG_SPL_I2C_SUPPORT) += drivers/i2c/libi2c.o
	69	LIBS-$(CONFIG_SPL_GPIO_SUPPORT) += drivers/gpio/libgpio.o
	70	LIBS-$(CONFIG_SPL_MMC_SUPPORT) += drivers/mmc/libmmc.o
	71	LIBS-$(CONFIG_SPL_SERIAL_SUPPORT) += drivers/serial/libserial.o
	72	LIBS-$(CONFIG_SPL_SPI_FLASH_SUPPORT) += drivers/mtd/spi/libspi_flash.o
	73	LIBS-$(CONFIG_SPL_SPI_SUPPORT) += drivers/spi/libspi.o
	74	LIBS-$(CONFIG_SPL_FAT_SUPPORT) += fs/fat/libfat.o
	75	LIBS-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/libgeneric.o
682b3a81	76	LIBS-$(CONFIG_SPL_POWER_SUPPORT) += drivers/power/libpower.o
12c2f1ee	77	LIBS-$(CONFIG_SPL_NAND_SUPPORT) += drivers/mtd/nand/libnand.o
54cd51bf	78	LIBS-$(CONFIG_SPL_ONENAND_SUPPORT) += drivers/mtd/onenand/libonenand.o
3a0d60c5	79	LIBS-$(CONFIG_SPL_DMA_SUPPORT) += drivers/dma/libdma.o
18e8ff18	80	LIBS-$(CONFIG_SPL_POST_MEM_SUPPORT) += post/drivers/memory.o
7ac2fe2d IY	81	LIBS-$(CONFIG_SPL_NET_SUPPORT) += net/libnet.o
	82	LIBS-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/libnet.o
	83	LIBS-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/phy/libphy.o
efcc6096	84
8a8f084e	85	ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP34XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX),)
508a58fa S	86	LIBS-y += $(CPUDIR)/omap-common/libomap-common.o
508a58fa S	87	endif
525728b4	88
d9e73a87 AM	89	ifeq ($(SOC),tegra20)
d9e73a87 AM	90	LIBS-y += arch/$(ARCH)/cpu/$(SOC)-common/lib$(SOC)-common.o
3064f322 TW	91	LIBS-y += arch/$(ARCH)/cpu/tegra-common/libcputegra-common.o
3064f322 TW	92	LIBS-y += $(CPUDIR)/tegra-common/libtegra-common.o
d9e73a87 AM	93	endif
d9e73a87 AM	94
660e98f2 AM	95	# Add GCC lib
	96	ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
	97	PLATFORM_LIBGCC = $(SPLTREE)/arch/$(ARCH)/lib/libgcc.o
	98	PLATFORM_LIBS := $(filter-out %/libgcc.o, $(filter-out -lgcc, $(PLATFORM_LIBS))) $(PLATFORM_LIBGCC)
	99	endif
	100
6a11cf48 DS	101	START := $(addprefix $(SPLTREE)/,$(START))
	102	LIBS := $(addprefix $(SPLTREE)/,$(sort $(LIBS-y)))
	103
	104	__START := $(subst $(obj),,$(START))
	105	__LIBS := $(subst $(obj),,$(LIBS))
	106
	107	# Linker Script
	108	ifdef CONFIG_SPL_LDSCRIPT
	109	# need to strip off double quotes
	110	LDSCRIPT := $(addprefix $(SRCTREE)/,$(subst ",,$(CONFIG_SPL_LDSCRIPT)))
	111	endif
	112
	113	ifeq ($(wildcard $(LDSCRIPT)),)
	114	LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-spl.lds
	115	endif
	116	ifeq ($(wildcard $(LDSCRIPT)),)
	117	LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-spl.lds
	118	endif
ee60197e SG	119	ifeq ($(wildcard $(LDSCRIPT)),)
	120	LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot.lds
	121	endif
6a11cf48 DS	122	ifeq ($(wildcard $(LDSCRIPT)),)
	123	$(error could not find linker script)
	124	endif
	125
	126	# Special flags for CPP when processing the linker script.
	127	# Pass the version down so we can handle backwards compatibility
	128	# on the fly.
	129	LDPPFLAGS += \
	130	-include $(TOPDIR)/include/u-boot/u-boot.lds.h \
	131	-include $(OBJTREE)/include/config.h \
7e6403a6	132	-DCPUDIR=$(CPUDIR) \
6a11cf48 DS	133	$(shell $(LD) --version \| \
	134	sed -ne 's/GNU ld version \([0-9][0-9]\)\.\([0-9][0-9]\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
	135
3decb14a JR	136	$(OBJTREE)/MLO: $(obj)u-boot-spl.bin
	137	$(OBJTREE)/tools/mkimage -T omapimage \
	138	-a $(CONFIG_SPL_TEXT_BASE) -d $< $@
79b9ebb7 TR	139
	140	$(OBJTREE)/MLO.byteswap: $(obj)u-boot-spl.bin
	141	$(OBJTREE)/tools/mkimage -T omapimage -n byteswap \
8a8f084e	142	-a $(CONFIG_SPL_TEXT_BASE) -d $< $@
3decb14a	143
a80834c0 SB	144	ifneq ($(CONFIG_IMX_CONFIG),)
	145	$(OBJTREE)/SPL: $(obj)u-boot-spl.bin
	146	$(OBJTREE)/tools/mkimage -n $(SRCTREE)/$(CONFIG_IMX_CONFIG) -T imximage \
	147	-e $(CONFIG_SPL_TEXT_BASE) -d $< $@
	148	endif
	149
6a11cf48 DS	150	ALL-y += $(obj)u-boot-spl.bin
6a11cf48 DS	151
98a48c5d CK	152	ifdef CONFIG_SAMSUNG
	153	ALL-y += $(obj)$(BOARD)-spl.bin
	154	endif
	155
6a11cf48 DS	156	all: $(ALL-y)
6a11cf48 DS	157
98a48c5d CK	158	ifdef CONFIG_SAMSUNG
98a48c5d CK	159	$(obj)$(BOARD)-spl.bin: $(obj)u-boot-spl.bin
a2ee7f07	160	$(OBJTREE)/tools/mk$(BOARD)spl \
98a48c5d CK	161	$(obj)u-boot-spl.bin $(obj)$(BOARD)-spl.bin
	162	endif
	163
6a11cf48 DS	164	$(obj)u-boot-spl.bin: $(obj)u-boot-spl
	165	$(OBJCOPY) $(OBJCFLAGS) -O binary $< $@
	166
	167	GEN_UBOOT = \
be7e41ef	168	cd $(obj) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) $(__START) \
6a11cf48 DS	169	--start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
	170	-Map u-boot-spl.map -o u-boot-spl
	171
	172	$(obj)u-boot-spl: depend $(START) $(LIBS) $(obj)u-boot-spl.lds
	173	$(GEN_UBOOT)
	174
	175	$(START): depend
08e4f700	176	$(MAKE) -C $(SRCTREE)/$(START_PATH) $@
6a11cf48 DS	177
	178	$(LIBS): depend
	179	$(MAKE) -C $(SRCTREE)$(dir $(subst $(SPLTREE),,$@))
	180
97b24d3d MV	181	# The following line expands into whole rule which generates u-boot.lst,
	182	# the file containing u-boots LG-array linker section. This is included into
	183	# $(LDSCRIPT). The function make_u_boot_list is defined in helper.mk file.
	184	$(eval $(call make_u_boot_list, $(obj)u-boot.lst, $(LIBS)))
	185	$(obj)u-boot-spl.lds: $(LDSCRIPT) $(obj)u-boot.lst depend
	186	$(CPP) $(CPPFLAGS) $(LDPPFLAGS) -I$(obj). -ansi -D__ASSEMBLY__ -P - < $< > $@
6a11cf48 DS	187
	188	depend: $(obj).depend
	189	.PHONY: depend
	190
	191	# defines $(obj).depend target
	192	include $(SRCTREE)/rules.mk