blob: fd572f4b47b3e561914deb3b3c2fd5c52874d894 [file] [log] [blame]
Daniel Schwierzeck6a11cf42011-07-18 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 Denk1a459662013-07-08 09:37:19 +020012# SPDX-License-Identifier: GPL-2.0+
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +000013#
14# Based on top-level Makefile.
15#
16
Masahiro Yamada9e414032014-02-04 17:24:24 +090017src := $(obj)
18
19# Create output directory if not already present
20_dummy := $(shell [ -d $(obj) ] || mkdir -p $(obj))
21
Masahiro Yamadabf4b3de2014-02-04 17:24:18 +090022include $(srctree)/scripts/Kbuild.include
23
Masahiro Yamadae02ee252015-02-24 22:26:20 +090024-include include/config/auto.conf
Masahiro Yamada51148792014-07-30 14:08:17 +090025-include $(obj)/include/autoconf.mk
Masahiro Yamadae0d5d9f2014-02-04 17:24:22 +090026
Masahiro Yamadae02ee252015-02-24 22:26:20 +090027KBUILD_CPPFLAGS += -DCONFIG_SPL_BUILD
Ying Zhang3aa29de2013-08-16 15:16:15 +080028ifeq ($(CONFIG_TPL_BUILD),y)
Masahiro Yamadae02ee252015-02-24 22:26:20 +090029KBUILD_CPPFLAGS += -DCONFIG_TPL_BUILD
30endif
31
32ifeq ($(CONFIG_TPL_BUILD),y)
Ying Zhang3aa29de2013-08-16 15:16:15 +080033SPL_BIN := u-boot-tpl
34else
35SPL_BIN := u-boot-spl
36endif
37
Masahiro Yamada4379ac62014-03-11 11:05:19 +090038include $(srctree)/config.mk
Daniel Schwierzecke19db552014-11-21 23:51:33 +010039include $(srctree)/arch/$(ARCH)/Makefile
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +000040
Masahiro Yamada026f9cf2014-03-05 16:59:40 +090041# Enable garbage collection of un-used sections for SPL
42KBUILD_CFLAGS += -ffunction-sections -fdata-sections
43LDFLAGS_FINAL += --gc-sections
44
Masahiro Yamada5fe63012014-02-04 17:24:33 +090045# FIX ME
Masahiro Yamada026f9cf2014-03-05 16:59:40 +090046cpp_flags := $(KBUILD_CPPFLAGS) $(PLATFORM_CPPFLAGS) $(UBOOTINCLUDE) \
47 $(NOSTDINC_FLAGS)
Masahiro Yamada5fe63012014-02-04 17:24:33 +090048
Masahiro Yamada01286322014-03-11 11:05:20 +090049HAVE_VENDOR_COMMON_LIB = $(if $(wildcard $(srctree)/board/$(VENDOR)/common/Makefile),y,n)
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +000050
Masahiro Yamadabf69d662014-04-25 21:54:31 +090051libs-y += $(if $(BOARDDIR),board/$(BOARDDIR)/)
Masahiro Yamada656de6b2014-02-04 17:24:37 +090052libs-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +000053
Masahiro Yamada656de6b2014-02-04 17:24:37 +090054libs-$(CONFIG_SPL_FRAMEWORK) += common/spl/
55libs-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/
56libs-$(CONFIG_SPL_LIBDISK_SUPPORT) += disk/
Simon Glass11516512014-11-10 17:16:46 -070057libs-$(CONFIG_SPL_DM) += drivers/core/
Masahiro Yamada656de6b2014-02-04 17:24:37 +090058libs-$(CONFIG_SPL_I2C_SUPPORT) += drivers/i2c/
59libs-$(CONFIG_SPL_GPIO_SUPPORT) += drivers/gpio/
60libs-$(CONFIG_SPL_MMC_SUPPORT) += drivers/mmc/
61libs-$(CONFIG_SPL_MPC8XXX_INIT_DDR_SUPPORT) += drivers/ddr/fsl/
Stefan Roese0cf478622015-01-19 11:33:43 +010062libs-$(CONFIG_SYS_MVEBU_DDR) += drivers/ddr/mvebu/
Masahiro Yamada656de6b2014-02-04 17:24:37 +090063libs-$(CONFIG_SPL_SERIAL_SUPPORT) += drivers/serial/
64libs-$(CONFIG_SPL_SPI_FLASH_SUPPORT) += drivers/mtd/spi/
65libs-$(CONFIG_SPL_SPI_SUPPORT) += drivers/spi/
66libs-y += fs/
67libs-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/
68libs-$(CONFIG_SPL_POWER_SUPPORT) += drivers/power/ drivers/power/pmic/
Tom Rini6dd3b562014-03-28 12:03:36 -040069libs-$(CONFIG_SPL_MTD_SUPPORT) += drivers/mtd/
Masahiro Yamada167544e2014-11-13 19:29:09 +090070libs-$(CONFIG_SPL_NAND_SUPPORT) += drivers/mtd/nand/
Masahiro Yamada656de6b2014-02-04 17:24:37 +090071libs-$(CONFIG_SPL_DRIVERS_MISC_SUPPORT) += drivers/misc/
72libs-$(CONFIG_SPL_ONENAND_SUPPORT) += drivers/mtd/onenand/
73libs-$(CONFIG_SPL_DMA_SUPPORT) += drivers/dma/
74libs-$(CONFIG_SPL_POST_MEM_SUPPORT) += post/drivers/
75libs-$(CONFIG_SPL_NET_SUPPORT) += net/
76libs-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/
77libs-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/phy/
78libs-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/net/phy/
79libs-$(CONFIG_SPL_MUSB_NEW_SUPPORT) += drivers/usb/musb-new/
80libs-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/usb/gadget/
81libs-$(CONFIG_SPL_WATCHDOG_SUPPORT) += drivers/watchdog/
82libs-$(CONFIG_SPL_USB_HOST_SUPPORT) += drivers/usb/host/
83libs-$(CONFIG_OMAP_USB_PHY) += drivers/usb/phy/
84libs-$(CONFIG_SPL_SATA_SUPPORT) += drivers/block/
Daniel Schwierzeckefcc6092011-07-13 05:11:08 +000085
Masahiro Yamada656de6b2014-02-04 17:24:37 +090086head-y := $(addprefix $(obj)/,$(head-y))
87libs-y := $(addprefix $(obj)/,$(libs-y))
88u-boot-spl-dirs := $(patsubst %/,%,$(filter %/, $(libs-y)))
89
90libs-y := $(patsubst %/, %/built-in.o, $(libs-y))
Masahiro Yamadae2906a52013-11-11 14:36:00 +090091
Allen Martin660e98f2012-08-31 08:30:14 +000092# Add GCC lib
Masahiro Yamadacd2e46c2014-03-05 16:59:38 +090093ifeq ($(CONFIG_USE_PRIVATE_LIBGCC),y)
Masahiro Yamadaa86cf892014-02-27 22:40:34 +090094PLATFORM_LIBGCC = arch/$(ARCH)/lib/lib.a
Masahiro Yamada64452622014-02-24 20:44:14 +090095PLATFORM_LIBS := $(filter-out %/lib.a, $(filter-out -lgcc, $(PLATFORM_LIBS))) $(PLATFORM_LIBGCC)
Allen Martin660e98f2012-08-31 08:30:14 +000096endif
97
Masahiro Yamada656de6b2014-02-04 17:24:37 +090098u-boot-spl-init := $(head-y)
99u-boot-spl-main := $(libs-y)
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000100
101# Linker Script
102ifdef CONFIG_SPL_LDSCRIPT
103# need to strip off double quotes
Masahiro Yamada01286322014-03-11 11:05:20 +0900104LDSCRIPT := $(addprefix $(srctree)/,$(CONFIG_SPL_LDSCRIPT:"%"=%))
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000105endif
106
107ifeq ($(wildcard $(LDSCRIPT)),)
Masahiro Yamada4379ac62014-03-11 11:05:19 +0900108 LDSCRIPT := $(srctree)/board/$(BOARDDIR)/u-boot-spl.lds
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000109endif
110ifeq ($(wildcard $(LDSCRIPT)),)
Masahiro Yamada4379ac62014-03-11 11:05:19 +0900111 LDSCRIPT := $(srctree)/$(CPUDIR)/u-boot-spl.lds
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000112endif
113ifeq ($(wildcard $(LDSCRIPT)),)
Masahiro Yamada4379ac62014-03-11 11:05:19 +0900114 LDSCRIPT := $(srctree)/arch/$(ARCH)/cpu/u-boot-spl.lds
Simon Glassee601972011-11-21 10:49:37 +0000115endif
116ifeq ($(wildcard $(LDSCRIPT)),)
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000117$(error could not find linker script)
118endif
119
120# Special flags for CPP when processing the linker script.
121# Pass the version down so we can handle backwards compatibility
122# on the fly.
123LDPPFLAGS += \
Masahiro Yamada4379ac62014-03-11 11:05:19 +0900124 -include $(srctree)/include/u-boot/u-boot.lds.h \
Masahiro Yamada5ee828c2014-03-11 11:05:21 +0900125 -include $(objtree)/include/config.h \
Simon Glass7e6403a2011-11-21 10:49:40 +0000126 -DCPUDIR=$(CPUDIR) \
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000127 $(shell $(LD) --version | \
128 sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
129
Marek Vasutb97241b2014-03-14 05:00:14 +0100130quiet_cmd_mkimage = MKIMAGE $@
Masahiro Yamada9bf215b2014-02-24 11:12:15 +0900131cmd_mkimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -d $< $@ \
132 $(if $(KBUILD_VERBOSE:1=), >/dev/null)
Tom Rini79b9ebb2012-10-16 13:06:06 +0000133
Masahiro Yamada9bf215b2014-02-24 11:12:15 +0900134MKIMAGEFLAGS_MLO = -T omapimage -a $(CONFIG_SPL_TEXT_BASE)
135
136MKIMAGEFLAGS_MLO.byteswap = -T omapimage -n byteswap -a $(CONFIG_SPL_TEXT_BASE)
137
138MLO MLO.byteswap: $(obj)/u-boot-spl.bin
139 $(call if_changed,mkimage)
John Rigby3decb142011-07-21 09:10:30 -0400140
Andreas Bießmann5c390a52014-05-19 14:23:40 +0200141MKIMAGEFLAGS_boot.bin = -T atmelimage
142
143ifeq ($(CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER),y)
144MKIMAGEFLAGS_boot.bin += -n $(shell $(obj)/../tools/atmel_pmecc_params)
145
146boot.bin: $(obj)/../tools/atmel_pmecc_params
147endif
148
149boot.bin: $(obj)/u-boot-spl.bin
150 $(call if_changed,mkimage)
151
Simon Glass741e58e2015-02-05 22:06:10 -0700152ALL-y += $(obj)/$(SPL_BIN).bin $(obj)/$(SPL_BIN).cfg
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000153
Chander Kashyap98a48c52011-08-18 22:37:20 +0000154ifdef CONFIG_SAMSUNG
Masahiro Yamada9e414032014-02-04 17:24:24 +0900155ALL-y += $(obj)/$(BOARD)-spl.bin
Chander Kashyap98a48c52011-08-18 22:37:20 +0000156endif
157
Ian Campbell50827a52014-05-05 11:52:30 +0100158ifdef CONFIG_SUNXI
Ian Campbell50827a52014-05-05 11:52:30 +0100159ALL-y += $(obj)/sunxi-spl.bin
160endif
Ian Campbell50827a52014-05-05 11:52:30 +0100161
Heiko Schocherc0014862014-10-30 09:59:59 +0100162ifeq ($(CONFIG_SYS_SOC),"at91")
163ALL-y += boot.bin
164endif
165
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000166all: $(ALL-y)
167
Simon Glass741e58e2015-02-05 22:06:10 -0700168quiet_cmd_cpp_cfg = CFG $@
169cmd_cpp_cfg = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \
Masahiro Yamada31134712015-05-26 12:51:25 +0900170 -DDO_DEPS_ONLY -D__ASSEMBLY__ -x assembler-with-cpp -P -dM -E -o $@ $<
Simon Glass741e58e2015-02-05 22:06:10 -0700171
172$(obj)/$(SPL_BIN).cfg: include/config.h
173 $(call if_changed,cpp_cfg)
174
Chander Kashyap98a48c52011-08-18 22:37:20 +0000175ifdef CONFIG_SAMSUNG
Rajeshwari Birje0fcac1a2013-12-26 09:44:27 +0530176ifdef CONFIG_VAR_SIZE_SPL
177VAR_SIZE_PARAM = --vs
178else
179VAR_SIZE_PARAM =
180endif
Masahiro Yamada9e414032014-02-04 17:24:24 +0900181$(obj)/$(BOARD)-spl.bin: $(obj)/u-boot-spl.bin
Masahiro Yamada5ee828c2014-03-11 11:05:21 +0900182 $(if $(wildcard $(objtree)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl),\
183 $(objtree)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl,\
184 $(objtree)/tools/mkexynosspl) $(VAR_SIZE_PARAM) $< $@
Chander Kashyap98a48c52011-08-18 22:37:20 +0000185endif
186
Masahiro Yamadaf9c235f2014-02-24 11:12:14 +0900187quiet_cmd_objcopy = OBJCOPY $@
188cmd_objcopy = $(OBJCOPY) $(OBJCOPYFLAGS) $(OBJCOPYFLAGS_$(@F)) $< $@
189
190OBJCOPYFLAGS_$(SPL_BIN).bin = $(SPL_OBJCFLAGS) -O binary
191
192$(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN) FORCE
193 $(call if_changed,objcopy)
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000194
Masahiro Yamada9e414032014-02-04 17:24:24 +0900195LDFLAGS_$(SPL_BIN) += -T u-boot-spl.lds $(LDFLAGS_FINAL)
Masahiro Yamadae0d5d9f2014-02-04 17:24:22 +0900196ifneq ($(CONFIG_SPL_TEXT_BASE),)
197LDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_SPL_TEXT_BASE)
198endif
199
Ian Campbell50827a52014-05-05 11:52:30 +0100200ifdef CONFIG_SUNXI
201quiet_cmd_mksunxiboot = MKSUNXI $@
202cmd_mksunxiboot = $(objtree)/tools/mksunxiboot $< $@
203$(obj)/sunxi-spl.bin: $(obj)/$(SPL_BIN).bin
204 $(call if_changed,mksunxiboot)
205endif
206
Masahiro Yamada656de6b2014-02-04 17:24:37 +0900207quiet_cmd_u-boot-spl = LD $@
Masahiro Yamada9adb6d22014-10-24 01:30:44 +0900208 cmd_u-boot-spl = (cd $(obj) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \
Masahiro Yamada656de6b2014-02-04 17:24:37 +0900209 $(patsubst $(obj)/%,%,$(u-boot-spl-init)) --start-group \
210 $(patsubst $(obj)/%,%,$(u-boot-spl-main)) --end-group \
Masahiro Yamada9adb6d22014-10-24 01:30:44 +0900211 $(PLATFORM_LIBS) -Map $(SPL_BIN).map -o $(SPL_BIN))
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000212
Masahiro Yamada9adb6d22014-10-24 01:30:44 +0900213$(obj)/$(SPL_BIN): $(u-boot-spl-init) $(u-boot-spl-main) $(obj)/u-boot-spl.lds FORCE
214 $(call if_changed,u-boot-spl)
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000215
Masahiro Yamada656de6b2014-02-04 17:24:37 +0900216$(sort $(u-boot-spl-init) $(u-boot-spl-main)): $(u-boot-spl-dirs) ;
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000217
Masahiro Yamada656de6b2014-02-04 17:24:37 +0900218PHONY += $(u-boot-spl-dirs)
219$(u-boot-spl-dirs):
220 $(Q)$(MAKE) $(build)=$@
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000221
Masahiro Yamada04a34c92014-02-24 11:12:19 +0900222quiet_cmd_cpp_lds = LDS $@
Masahiro Yamada395e60c2014-04-09 20:10:43 +0900223cmd_cpp_lds = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \
224 -D__ASSEMBLY__ -x assembler-with-cpp -P -o $@ $<
Masahiro Yamada04a34c92014-02-24 11:12:19 +0900225
Masahiro Yamada6825a952014-02-04 17:24:28 +0900226$(obj)/u-boot-spl.lds: $(LDSCRIPT) FORCE
Masahiro Yamada395e60c2014-04-09 20:10:43 +0900227 $(call if_changed_dep,cpp_lds)
Daniel Schwierzeck6a11cf42011-07-18 07:48:07 +0000228
Masahiro Yamadaf9c235f2014-02-24 11:12:14 +0900229# read all saved command lines
230
231targets := $(wildcard $(sort $(targets)))
232cmd_files := $(wildcard $(obj)/.*.cmd $(foreach f,$(targets),$(dir $(f)).$(notdir $(f)).cmd))
233
234ifneq ($(cmd_files),)
235 $(cmd_files): ; # Do not try to update included dependency files
236 include $(cmd_files)
237endif
238
Masahiro Yamada6825a952014-02-04 17:24:28 +0900239PHONY += FORCE
240FORCE:
241
242# Declare the contents of the .PHONY variable as phony. We keep that
243# information in a variable so we can use it in if_changed and friends.
244.PHONY: $(PHONY)