blob: 25f99212f3c64b37cd72db493c40d52a67169b11 [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
Masahiro Yamada59f15f22014-02-04 17:24:24 +090017src := $(obj)
18
19# Create output directory if not already present
20_dummy := $(shell [ -d $(obj) ] || mkdir -p $(obj))
21
Masahiro Yamada7449ab12014-02-04 17:24:18 +090022include $(srctree)/scripts/Kbuild.include
23
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +000024CONFIG_SPL_BUILD := y
25export CONFIG_SPL_BUILD
26
Masahiro Yamada112b3122014-02-04 17:24:22 +090027KBUILD_CPPFLAGS += -DCONFIG_SPL_BUILD
28ifeq ($(CONFIG_TPL_BUILD),y)
29KBUILD_CPPFLAGS += -DCONFIG_TPL_BUILD
30endif
31
32# Enable garbage collection of un-used sections for SPL
33KBUILD_CFLAGS += -ffunction-sections -fdata-sections
34LDFLAGS_FINAL += --gc-sections
35
Ying Zhang2d2e3b62013-08-16 15:16:15 +080036ifeq ($(CONFIG_TPL_BUILD),y)
37export CONFIG_TPL_BUILD
38SPL_BIN := u-boot-tpl
39else
40SPL_BIN := u-boot-spl
41endif
42
Masahiro Yamada5ac303c2014-02-04 17:24:32 +090043include include/config.mk
44
45ifeq ($(CONFIG_TPL_BUILD),y)
46 -include include/tpl-autoconf.mk
47else
48 -include include/spl-autoconf.mk
49endif
50
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +000051include $(TOPDIR)/config.mk
52
Masahiro Yamadaf50a9682014-02-04 17:24:33 +090053# FIX ME
54c_flags := $(KBUILD_CFLAGS) $(KBUILD_CPPFLAGS) $(CPPFLAGS) $(UBOOTINCLUDE) $(NOSTDINC_FLAGS)
55
56# Auto-generate the spl-autoconf.mk file (which is included by all makefiles for SPL)
57quiet_cmd_autoconf = GEN $@
58 cmd_autoconf = \
59 $(CPP) $(c_flags) -DDO_DEPS_ONLY -dM $(srctree)/include/common.h > $@.tmp && \
60 sed -n -f $(srctree)/tools/scripts/define2mk.sed $@.tmp > $@; \
61 rm $@.tmp
62
63include/tpl-autoconf.mk: include/config.h
64 $(call cmd,autoconf)
65
66include/spl-autoconf.mk: include/config.h
67 $(call cmd,autoconf)
68
Scott Wooda1e40102012-08-14 01:44:29 +000069HAVE_VENDOR_COMMON_LIB = $(if $(wildcard $(SRCTREE)/board/$(VENDOR)/common/Makefile),y,n)
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +000070
Marek Vasut2a866862011-09-11 17:56:19 +000071ifdef CONFIG_SPL_START_S_PATH
Masahiro Yamada7c9c7442013-12-05 15:08:31 +090072START_PATH := $(CONFIG_SPL_START_S_PATH:"%"=%)
Marek Vasut2a866862011-09-11 17:56:19 +000073else
74START_PATH := $(CPUDIR)
75endif
76
Masahiro Yamada71db7542013-11-28 12:09:59 +090077head-y := $(START_PATH)/start.o
78head-$(CONFIG_X86) += $(START_PATH)/start16.o $(START_PATH)/resetvec.o
79head-$(CONFIG_4xx) += $(START_PATH)/resetvec.o
80head-$(CONFIG_MPC85xx) += $(START_PATH)/resetvec.o
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +000081
Masahiro Yamada30a198b2013-11-11 14:36:00 +090082LIBS-y += arch/$(ARCH)/lib/
Scott Wood56c354f2012-09-19 17:56:39 -050083
Masahiro Yamada30a198b2013-11-11 14:36:00 +090084LIBS-y += $(CPUDIR)/
Scott Wood56c354f2012-09-19 17:56:39 -050085
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +000086ifdef SOC
Masahiro Yamada30a198b2013-11-11 14:36:00 +090087LIBS-y += $(CPUDIR)/$(SOC)/
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +000088endif
Masahiro Yamada30a198b2013-11-11 14:36:00 +090089LIBS-y += board/$(BOARDDIR)/
90LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +000091
Masahiro Yamada30a198b2013-11-11 14:36:00 +090092LIBS-$(CONFIG_SPL_FRAMEWORK) += common/spl/
93LIBS-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/
94LIBS-$(CONFIG_SPL_LIBDISK_SUPPORT) += disk/
95LIBS-$(CONFIG_SPL_I2C_SUPPORT) += drivers/i2c/
96LIBS-$(CONFIG_SPL_GPIO_SUPPORT) += drivers/gpio/
97LIBS-$(CONFIG_SPL_MMC_SUPPORT) += drivers/mmc/
York Sunf0626592013-09-30 09:22:09 -070098LIBS-$(CONFIG_SPL_MPC8XXX_INIT_DDR_SUPPORT) += drivers/ddr/fsl/
Masahiro Yamada30a198b2013-11-11 14:36:00 +090099LIBS-$(CONFIG_SPL_SERIAL_SUPPORT) += drivers/serial/
100LIBS-$(CONFIG_SPL_SPI_FLASH_SUPPORT) += drivers/mtd/spi/
101LIBS-$(CONFIG_SPL_SPI_SUPPORT) += drivers/spi/
Masahiro Yamadaaf1274a2013-11-11 14:36:09 +0900102LIBS-y += fs/
Masahiro Yamada30a198b2013-11-11 14:36:00 +0900103LIBS-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/
104LIBS-$(CONFIG_SPL_POWER_SUPPORT) += drivers/power/ \
105 drivers/power/pmic/
Masahiro Yamada136cfe32013-11-28 12:22:17 +0900106LIBS-$(if $(CONFIG_CMD_NAND),$(CONFIG_SPL_NAND_SUPPORT)) += drivers/mtd/nand/
Po Liuf6facca2014-01-10 10:10:58 +0800107LIBS-$(CONFIG_SPL_DRIVERS_MISC_SUPPORT) += drivers/misc/
Masahiro Yamada30a198b2013-11-11 14:36:00 +0900108LIBS-$(CONFIG_SPL_ONENAND_SUPPORT) += drivers/mtd/onenand/
109LIBS-$(CONFIG_SPL_DMA_SUPPORT) += drivers/dma/
110LIBS-$(CONFIG_SPL_POST_MEM_SUPPORT) += post/drivers/
111LIBS-$(CONFIG_SPL_NET_SUPPORT) += net/
112LIBS-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/
113LIBS-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/phy/
114LIBS-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/net/phy/
115LIBS-$(CONFIG_SPL_MUSB_NEW_SUPPORT) += drivers/usb/musb-new/
116LIBS-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/usb/gadget/
117LIBS-$(CONFIG_SPL_WATCHDOG_SUPPORT) += drivers/watchdog/
Dan Murphycb367e12014-01-16 11:23:30 -0600118LIBS-$(CONFIG_SPL_USB_HOST_SUPPORT) += drivers/usb/host/
119LIBS-$(CONFIG_OMAP_USB_PHY) += drivers/usb/phy/
Dan Murphy0c3ab852014-02-03 06:59:01 -0600120LIBS-$(CONFIG_SPL_SATA_SUPPORT) += drivers/block/
Daniel Schwierzeck2a7cda82011-07-13 05:11:08 +0000121
Masahiro Yamada80def802013-12-11 10:00:08 +0900122ifneq (,$(CONFIG_MX23)$(CONFIG_MX35)$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35))
Masahiro Yamada30a198b2013-11-11 14:36:00 +0900123LIBS-y += arch/$(ARCH)/imx-common/
Marek Vasut0a997122013-04-21 05:52:25 +0000124endif
125
Masahiro Yamada30a198b2013-11-11 14:36:00 +0900126LIBS-$(CONFIG_ARM) += arch/arm/cpu/
127LIBS-$(CONFIG_PPC) += arch/powerpc/cpu/
Allen Martin21fe2f02012-08-31 08:30:01 +0000128
Masahiro Yamada30a198b2013-11-11 14:36:00 +0900129LIBS-y := $(patsubst %/, %/built-in.o, $(LIBS-y))
130
Allen Martinfb338cc2012-08-31 08:30:14 +0000131# Add GCC lib
132ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
Masahiro Yamada0d68fb12014-02-04 17:24:28 +0900133PLATFORM_LIBS := $(SPLTREE)/arch/$(ARCH)/lib/lib.a
Allen Martinfb338cc2012-08-31 08:30:14 +0000134endif
135
Masahiro Yamada59f15f22014-02-04 17:24:24 +0900136LIBS-y := $(sort $(LIBS-y))
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000137
Masahiro Yamada59f15f22014-02-04 17:24:24 +0900138__START := $(head-y)
139__LIBS := $(LIBS-y)
140
141START := $(addprefix $(obj)/,$(head-y))
142LIBS := $(addprefix $(obj)/,$(LIBS-y))
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000143
144# Linker Script
145ifdef CONFIG_SPL_LDSCRIPT
146# need to strip off double quotes
Masahiro Yamada7c9c7442013-12-05 15:08:31 +0900147LDSCRIPT := $(addprefix $(SRCTREE)/,$(CONFIG_SPL_LDSCRIPT:"%"=%))
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000148endif
149
150ifeq ($(wildcard $(LDSCRIPT)),)
151 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-spl.lds
152endif
153ifeq ($(wildcard $(LDSCRIPT)),)
154 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-spl.lds
155endif
156ifeq ($(wildcard $(LDSCRIPT)),)
Albert ARIBAUD6277b192013-02-25 00:58:58 +0000157 LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot-spl.lds
Simon Glass9b309372011-11-21 10:49:37 +0000158endif
159ifeq ($(wildcard $(LDSCRIPT)),)
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000160$(error could not find linker script)
161endif
162
163# Special flags for CPP when processing the linker script.
164# Pass the version down so we can handle backwards compatibility
165# on the fly.
166LDPPFLAGS += \
167 -include $(TOPDIR)/include/u-boot/u-boot.lds.h \
168 -include $(OBJTREE)/include/config.h \
Simon Glass7b0fb5f2011-11-21 10:49:40 +0000169 -DCPUDIR=$(CPUDIR) \
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000170 $(shell $(LD) --version | \
171 sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
172
Masahiro Yamada59f15f22014-02-04 17:24:24 +0900173$(OBJTREE)/MLO: $(obj)/u-boot-spl.bin
John Rigby34d12a12011-07-21 09:10:30 -0400174 $(OBJTREE)/tools/mkimage -T omapimage \
175 -a $(CONFIG_SPL_TEXT_BASE) -d $< $@
Tom Rinid505e902012-10-16 13:06:06 +0000176
Masahiro Yamada59f15f22014-02-04 17:24:24 +0900177$(OBJTREE)/MLO.byteswap: $(obj)/u-boot-spl.bin
Tom Rinid505e902012-10-16 13:06:06 +0000178 $(OBJTREE)/tools/mkimage -T omapimage -n byteswap \
Chandan Nath77a73fe2012-01-09 20:38:59 +0000179 -a $(CONFIG_SPL_TEXT_BASE) -d $< $@
John Rigby34d12a12011-07-21 09:10:30 -0400180
Masahiro Yamada0d68fb12014-02-04 17:24:28 +0900181$(objtree)/SPL : $(obj)/u-boot-spl.bin
Masahiro Yamada59f15f22014-02-04 17:24:24 +0900182 $(MAKE) $(build)=spl/arch/arm/imx-common $@
Stefano Babic72ce4832012-10-10 21:11:44 +0000183
Masahiro Yamada59f15f22014-02-04 17:24:24 +0900184ALL-y += $(obj)/$(SPL_BIN).bin
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000185
Chander Kashyap488ef1a2011-08-18 22:37:20 +0000186ifdef CONFIG_SAMSUNG
Masahiro Yamada59f15f22014-02-04 17:24:24 +0900187ALL-y += $(obj)/$(BOARD)-spl.bin
Chander Kashyap488ef1a2011-08-18 22:37:20 +0000188endif
189
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000190all: $(ALL-y)
191
Chander Kashyap488ef1a2011-08-18 22:37:20 +0000192ifdef CONFIG_SAMSUNG
Rajeshwari Birje9f547ca2013-12-26 09:44:27 +0530193ifdef CONFIG_VAR_SIZE_SPL
194VAR_SIZE_PARAM = --vs
195else
196VAR_SIZE_PARAM =
197endif
Masahiro Yamada59f15f22014-02-04 17:24:24 +0900198$(obj)/$(BOARD)-spl.bin: $(obj)/u-boot-spl.bin
Masahiro Yamadae2aadb92014-02-04 17:24:11 +0900199 $(if $(wildcard $(OBJTREE)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl),\
200 $(OBJTREE)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl,\
Masahiro Yamadaf2431802014-02-04 17:24:10 +0900201 $(OBJTREE)/tools/mkexynosspl) $(VAR_SIZE_PARAM) $< $@
Chander Kashyap488ef1a2011-08-18 22:37:20 +0000202endif
203
Masahiro Yamada59f15f22014-02-04 17:24:24 +0900204$(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN)
Albert ARIBAUDddadbed2014-01-13 14:57:05 +0100205 $(OBJCOPY) $(OBJCFLAGS) $(SPL_OBJCFLAGS) -O binary $< $@
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000206
Masahiro Yamada59f15f22014-02-04 17:24:24 +0900207LDFLAGS_$(SPL_BIN) += -T u-boot-spl.lds $(LDFLAGS_FINAL)
Masahiro Yamada112b3122014-02-04 17:24:22 +0900208ifneq ($(CONFIG_SPL_TEXT_BASE),)
209LDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_SPL_TEXT_BASE)
210endif
211
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000212GEN_UBOOT = \
Tyler Olmstead1b855292012-08-08 16:24:13 +0000213 cd $(obj) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) $(__START) \
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000214 --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
Ying Zhang2d2e3b62013-08-16 15:16:15 +0800215 -Map $(SPL_BIN).map -o $(SPL_BIN)
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000216
Masahiro Yamada0d68fb12014-02-04 17:24:28 +0900217$(obj)/$(SPL_BIN): $(START) $(LIBS) $(obj)/u-boot-spl.lds
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000218 $(GEN_UBOOT)
219
Masahiro Yamada33ed77e2013-10-21 11:53:41 +0900220$(START):
221 @:
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000222
Masahiro Yamada0d68fb12014-02-04 17:24:28 +0900223$(LIBS):
224 $(Q)$(MAKE) $(build)=$(patsubst %/,%,$(dir $@))
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000225
Masahiro Yamada0d68fb12014-02-04 17:24:28 +0900226# FIX ME
227cpp_flags := $(KBUILD_CPPFLAGS) $(CPPFLAGS) $(UBOOTINCLUDE) $(NOSTDINC_FLAGS)
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000228
Masahiro Yamada0d68fb12014-02-04 17:24:28 +0900229$(obj)/u-boot-spl.lds: $(LDSCRIPT) FORCE
230 $(CPP) $(cpp_flags) $(LDPPFLAGS) -I$(obj). -ansi -D__ASSEMBLY__ -P - < $< > $@
231
232PHONY += FORCE
233FORCE:
Daniel Schwierzeck39ca08e2011-07-18 07:48:07 +0000234
Masahiro Yamada0d68fb12014-02-04 17:24:28 +0900235# Declare the contents of the .PHONY variable as phony. We keep that
236# information in a variable so we can use it in if_changed and friends.
237.PHONY: $(PHONY)