blob: b816e20efc9ac52f8b7d4c3efc8749f655e5b22f [file] [log] [blame]
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +00001#
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#
Wolfgang Denkd79de1d2013-07-08 09:37:19 +020012# SPDX-License-Identifier: GPL-2.0+
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +000013#
14# Based on top-level Makefile.
15#
16
17CONFIG_SPL_BUILD := y
18export CONFIG_SPL_BUILD
19
Ying Zhang2d2e3b62013-08-16 15:16:15 +080020ifeq ($(CONFIG_TPL_BUILD),y)
21export CONFIG_TPL_BUILD
22SPL_BIN := u-boot-tpl
23else
24SPL_BIN := u-boot-spl
25endif
26
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +000027include $(TOPDIR)/config.mk
28
29# We want the final binaries in this directory
Ying Zhang2d2e3b62013-08-16 15:16:15 +080030ifeq ($(CONFIG_TPL_BUILD),y)
31obj := $(OBJTREE)/tpl/
32SPLTREE := $(TPLTREE)
33else
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +000034obj := $(OBJTREE)/spl/
Ying Zhang2d2e3b62013-08-16 15:16:15 +080035endif
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +000036
Scott Wooda1e40102012-08-14 01:44:29 +000037HAVE_VENDOR_COMMON_LIB = $(if $(wildcard $(SRCTREE)/board/$(VENDOR)/common/Makefile),y,n)
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +000038
Marek Vasut2a866862011-09-11 17:56:19 +000039ifdef CONFIG_SPL_START_S_PATH
Masahiro Yamada7c9c7442013-12-05 15:08:31 +090040START_PATH := $(CONFIG_SPL_START_S_PATH:"%"=%)
Marek Vasut2a866862011-09-11 17:56:19 +000041else
42START_PATH := $(CPUDIR)
43endif
44
45START := $(START_PATH)/start.o
Scott Wood56c354f2012-09-19 17:56:39 -050046ifeq ($(CPU),x86)
47START += $(START_PATH)/start16.o
48START += $(START_PATH)/resetvec.o
49endif
50ifeq ($(CPU),ppc4xx)
51START += $(START_PATH)/resetvec.o
52endif
53ifeq ($(CPU),mpc85xx)
54START += $(START_PATH)/resetvec.o
55endif
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +000056
Masahiro Yamada30a198b2013-11-11 14:36:00 +090057LIBS-y += arch/$(ARCH)/lib/
Scott Wood56c354f2012-09-19 17:56:39 -050058
Masahiro Yamada30a198b2013-11-11 14:36:00 +090059LIBS-y += $(CPUDIR)/
Scott Wood56c354f2012-09-19 17:56:39 -050060
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +000061ifdef SOC
Masahiro Yamada30a198b2013-11-11 14:36:00 +090062LIBS-y += $(CPUDIR)/$(SOC)/
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +000063endif
Masahiro Yamada30a198b2013-11-11 14:36:00 +090064LIBS-y += board/$(BOARDDIR)/
65LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +000066
Masahiro Yamada30a198b2013-11-11 14:36:00 +090067LIBS-$(CONFIG_SPL_FRAMEWORK) += common/spl/
68LIBS-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/
69LIBS-$(CONFIG_SPL_LIBDISK_SUPPORT) += disk/
70LIBS-$(CONFIG_SPL_I2C_SUPPORT) += drivers/i2c/
71LIBS-$(CONFIG_SPL_GPIO_SUPPORT) += drivers/gpio/
72LIBS-$(CONFIG_SPL_MMC_SUPPORT) += drivers/mmc/
York Sunf0626592013-09-30 09:22:09 -070073LIBS-$(CONFIG_SPL_MPC8XXX_INIT_DDR_SUPPORT) += drivers/ddr/fsl/
Masahiro Yamada30a198b2013-11-11 14:36:00 +090074LIBS-$(CONFIG_SPL_SERIAL_SUPPORT) += drivers/serial/
75LIBS-$(CONFIG_SPL_SPI_FLASH_SUPPORT) += drivers/mtd/spi/
76LIBS-$(CONFIG_SPL_SPI_SUPPORT) += drivers/spi/
Masahiro Yamadaaf1274a2013-11-11 14:36:09 +090077LIBS-y += fs/
Masahiro Yamada30a198b2013-11-11 14:36:00 +090078LIBS-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/
79LIBS-$(CONFIG_SPL_POWER_SUPPORT) += drivers/power/ \
80 drivers/power/pmic/
81LIBS-$(CONFIG_SPL_NAND_SUPPORT) += drivers/mtd/nand/
82LIBS-$(CONFIG_SPL_ONENAND_SUPPORT) += drivers/mtd/onenand/
83LIBS-$(CONFIG_SPL_DMA_SUPPORT) += drivers/dma/
84LIBS-$(CONFIG_SPL_POST_MEM_SUPPORT) += post/drivers/
85LIBS-$(CONFIG_SPL_NET_SUPPORT) += net/
86LIBS-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/
87LIBS-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/phy/
88LIBS-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/net/phy/
89LIBS-$(CONFIG_SPL_MUSB_NEW_SUPPORT) += drivers/usb/musb-new/
90LIBS-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/usb/gadget/
91LIBS-$(CONFIG_SPL_WATCHDOG_SUPPORT) += drivers/watchdog/
Daniel Schwierzeck2a7cda82011-07-13 05:11:08 +000092
Benoît Thébaudeau755d98a2013-05-06 01:15:48 +000093ifneq (,$(CONFIG_MX23)$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35))
Masahiro Yamada30a198b2013-11-11 14:36:00 +090094LIBS-y += arch/$(ARCH)/imx-common/
Marek Vasut0a997122013-04-21 05:52:25 +000095endif
96
Masahiro Yamada30a198b2013-11-11 14:36:00 +090097LIBS-$(CONFIG_ARM) += arch/arm/cpu/
98LIBS-$(CONFIG_PPC) += arch/powerpc/cpu/
Allen Martin21fe2f02012-08-31 08:30:01 +000099
Benoît Thébaudeau0743f992013-05-03 10:32:19 +0000100ifneq ($(CONFIG_MX23)$(CONFIG_MX35),)
Masahiro Yamada30a198b2013-11-11 14:36:00 +0900101LIBS-y += arch/$(ARCH)/imx-common/
Stefan Roese05b0ef42013-04-09 21:06:08 +0000102endif
103
Masahiro Yamada30a198b2013-11-11 14:36:00 +0900104LIBS-y := $(patsubst %/, %/built-in.o, $(LIBS-y))
105
Allen Martinfb338cc2012-08-31 08:30:14 +0000106# Add GCC lib
107ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
108PLATFORM_LIBGCC = $(SPLTREE)/arch/$(ARCH)/lib/libgcc.o
109PLATFORM_LIBS := $(filter-out %/libgcc.o, $(filter-out -lgcc, $(PLATFORM_LIBS))) $(PLATFORM_LIBGCC)
110endif
111
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000112START := $(addprefix $(SPLTREE)/,$(START))
113LIBS := $(addprefix $(SPLTREE)/,$(sort $(LIBS-y)))
114
115__START := $(subst $(obj),,$(START))
116__LIBS := $(subst $(obj),,$(LIBS))
117
118# Linker Script
119ifdef CONFIG_SPL_LDSCRIPT
120# need to strip off double quotes
Masahiro Yamada7c9c7442013-12-05 15:08:31 +0900121LDSCRIPT := $(addprefix $(SRCTREE)/,$(CONFIG_SPL_LDSCRIPT:"%"=%))
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000122endif
123
124ifeq ($(wildcard $(LDSCRIPT)),)
125 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-spl.lds
126endif
127ifeq ($(wildcard $(LDSCRIPT)),)
128 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-spl.lds
129endif
130ifeq ($(wildcard $(LDSCRIPT)),)
Albert ARIBAUD6277b192013-02-25 00:58:58 +0000131 LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot-spl.lds
Simon Glass9b309372011-11-21 10:49:37 +0000132endif
133ifeq ($(wildcard $(LDSCRIPT)),)
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000134$(error could not find linker script)
135endif
136
Masahiro Yamada15103d12013-10-17 17:34:53 +0900137build := -f $(TOPDIR)/scripts/Makefile.build -C
138
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000139# Special flags for CPP when processing the linker script.
140# Pass the version down so we can handle backwards compatibility
141# on the fly.
142LDPPFLAGS += \
143 -include $(TOPDIR)/include/u-boot/u-boot.lds.h \
144 -include $(OBJTREE)/include/config.h \
Simon Glass7b0fb5f2011-11-21 10:49:40 +0000145 -DCPUDIR=$(CPUDIR) \
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000146 $(shell $(LD) --version | \
147 sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
148
John Rigby34d12a12011-07-21 09:10:30 -0400149$(OBJTREE)/MLO: $(obj)u-boot-spl.bin
150 $(OBJTREE)/tools/mkimage -T omapimage \
151 -a $(CONFIG_SPL_TEXT_BASE) -d $< $@
Tom Rinid505e902012-10-16 13:06:06 +0000152
153$(OBJTREE)/MLO.byteswap: $(obj)u-boot-spl.bin
154 $(OBJTREE)/tools/mkimage -T omapimage -n byteswap \
Chandan Nath77a73fe2012-01-09 20:38:59 +0000155 -a $(CONFIG_SPL_TEXT_BASE) -d $< $@
John Rigby34d12a12011-07-21 09:10:30 -0400156
Troy Kiskya18d7862013-01-18 16:14:24 +0000157$(OBJTREE)/SPL : $(obj)u-boot-spl.bin depend
Masahiro Yamada15103d12013-10-17 17:34:53 +0900158 $(MAKE) $(build) $(SRCTREE)/arch/arm/imx-common $@
Stefano Babic72ce4832012-10-10 21:11:44 +0000159
Ying Zhang2d2e3b62013-08-16 15:16:15 +0800160ALL-y += $(obj)$(SPL_BIN).bin
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000161
Chander Kashyap488ef1a2011-08-18 22:37:20 +0000162ifdef CONFIG_SAMSUNG
163ALL-y += $(obj)$(BOARD)-spl.bin
164endif
165
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000166all: $(ALL-y)
167
Chander Kashyap488ef1a2011-08-18 22:37:20 +0000168ifdef CONFIG_SAMSUNG
169$(obj)$(BOARD)-spl.bin: $(obj)u-boot-spl.bin
Masahiro Yamada9f36f062013-11-11 14:36:01 +0900170 $(OBJTREE)/tools/mk$(BOARD)spl $< $@
Chander Kashyap488ef1a2011-08-18 22:37:20 +0000171endif
172
Ying Zhang2d2e3b62013-08-16 15:16:15 +0800173$(obj)$(SPL_BIN).bin: $(obj)$(SPL_BIN)
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000174 $(OBJCOPY) $(OBJCFLAGS) -O binary $< $@
175
176GEN_UBOOT = \
Tyler Olmstead1b855292012-08-08 16:24:13 +0000177 cd $(obj) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) $(__START) \
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000178 --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
Ying Zhang2d2e3b62013-08-16 15:16:15 +0800179 -Map $(SPL_BIN).map -o $(SPL_BIN)
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000180
Ying Zhang2d2e3b62013-08-16 15:16:15 +0800181$(obj)$(SPL_BIN): depend $(START) $(LIBS) $(obj)u-boot-spl.lds
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000182 $(GEN_UBOOT)
183
Masahiro Yamada33ed77e2013-10-21 11:53:41 +0900184$(START):
185 @:
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000186
187$(LIBS): depend
Masahiro Yamada33ed77e2013-10-21 11:53:41 +0900188 $(MAKE) $(build) $(SRCTREE)$(dir $(subst $(SPLTREE),,$@))
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000189
Albert ARIBAUD6277b192013-02-25 00:58:58 +0000190$(obj)u-boot-spl.lds: $(LDSCRIPT) depend
Marek Vasuta0603a32012-10-19 05:00:10 +0000191 $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -I$(obj). -ansi -D__ASSEMBLY__ -P - < $< > $@
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000192
193depend: $(obj).depend
194.PHONY: depend
195
196# defines $(obj).depend target
197include $(SRCTREE)/rules.mk