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kbuild: Add $(Q) when descending into subdirectories
[people/ms/u-boot.git] / spl / Makefile
CommitLineData
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#
1a459660 12# SPDX-License-Identifier: GPL-2.0+
6a11cf48
DS
13#
14# Based on top-level Makefile.
15#
16
9e414032
MY
17src := $(obj)
18
19# Create output directory if not already present
20_dummy := $(shell [ -d $(obj) ] || mkdir -p $(obj))
21
bf4b3de1
MY
22include $(srctree)/scripts/Kbuild.include
23
6a11cf48
DS
24CONFIG_SPL_BUILD := y
25export CONFIG_SPL_BUILD
26
e0d5d9f8
MY
27KBUILD_CPPFLAGS += -DCONFIG_SPL_BUILD
28ifeq ($(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
3aa29de0
YZ
36ifeq ($(CONFIG_TPL_BUILD),y)
37export CONFIG_TPL_BUILD
38SPL_BIN := u-boot-tpl
39else
40SPL_BIN := u-boot-spl
41endif
42
01072b44
MY
43include include/config.mk
44
45ifeq ($(CONFIG_TPL_BUILD),y)
46 -include include/tpl-autoconf.mk
47else
48 -include include/spl-autoconf.mk
49endif
50
6a11cf48
DS
51include $(TOPDIR)/config.mk
52
5fe6301a
MY
53# 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
e66443fd 69HAVE_VENDOR_COMMON_LIB = $(if $(wildcard $(SRCTREE)/board/$(VENDOR)/common/Makefile),y,n)
6a11cf48 70
08e4f700 71ifdef CONFIG_SPL_START_S_PATH
a8c07541 72START_PATH := $(CONFIG_SPL_START_S_PATH:"%"=%)
08e4f700
MV
73else
74START_PATH := $(CPUDIR)
75endif
76
e8a8b824
MY
77head-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) += $(START_PATH)/resetvec.o
6a11cf48 81
656de6b8 82libs-y += arch/$(ARCH)/lib/
510ed3b8 83
656de6b8 84libs-y += $(CPUDIR)/
510ed3b8 85
6a11cf48 86ifdef SOC
656de6b8
MY
87libs-y += $(CPUDIR)/$(SOC)/
88endif
89libs-y += board/$(BOARDDIR)/
90libs-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/
91
92libs-$(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-$(CONFIG_SPL_MMC_SUPPORT) += drivers/mmc/
98libs-$(CONFIG_SPL_MPC8XXX_INIT_DDR_SUPPORT) += drivers/ddr/fsl/
99libs-$(CONFIG_SPL_SERIAL_SUPPORT) += drivers/serial/
100libs-$(CONFIG_SPL_SPI_FLASH_SUPPORT) += drivers/mtd/spi/
101libs-$(CONFIG_SPL_SPI_SUPPORT) += drivers/spi/
102libs-y += fs/
103libs-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/
104libs-$(CONFIG_SPL_POWER_SUPPORT) += drivers/power/ drivers/power/pmic/
105libs-$(if $(CONFIG_CMD_NAND),$(CONFIG_SPL_NAND_SUPPORT)) += drivers/mtd/nand/
106libs-$(CONFIG_SPL_DRIVERS_MISC_SUPPORT) += drivers/misc/
107libs-$(CONFIG_SPL_ONENAND_SUPPORT) += drivers/mtd/onenand/
108libs-$(CONFIG_SPL_DMA_SUPPORT) += drivers/dma/
109libs-$(CONFIG_SPL_POST_MEM_SUPPORT) += post/drivers/
110libs-$(CONFIG_SPL_NET_SUPPORT) += net/
111libs-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/
112libs-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/phy/
113libs-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/net/phy/
114libs-$(CONFIG_SPL_MUSB_NEW_SUPPORT) += drivers/usb/musb-new/
115libs-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/usb/gadget/
116libs-$(CONFIG_SPL_WATCHDOG_SUPPORT) += drivers/watchdog/
117libs-$(CONFIG_SPL_USB_HOST_SUPPORT) += drivers/usb/host/
118libs-$(CONFIG_OMAP_USB_PHY) += drivers/usb/phy/
119libs-$(CONFIG_SPL_SATA_SUPPORT) += drivers/block/
efcc6096 120
ba931259 121ifneq (,$(CONFIG_MX23)$(CONFIG_MX35)$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35))
656de6b8 122libs-y += arch/$(ARCH)/imx-common/
cfb8e87a
MV
123endif
124
656de6b8
MY
125libs-$(CONFIG_ARM) += arch/arm/cpu/
126libs-$(CONFIG_PPC) += arch/powerpc/cpu/
d9e73a87 127
656de6b8
MY
128head-y := $(addprefix $(obj)/,$(head-y))
129libs-y := $(addprefix $(obj)/,$(libs-y))
130u-boot-spl-dirs := $(patsubst %/,%,$(filter %/, $(libs-y)))
131
132libs-y := $(patsubst %/, %/built-in.o, $(libs-y))
e2906a59 133
660e98f2
AM
134# Add GCC lib
135ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
6445262c
MY
136PLATFORM_LIBGCC = $(SPLTREE)/arch/$(ARCH)/lib/lib.a
137PLATFORM_LIBS := $(filter-out %/lib.a, $(filter-out -lgcc, $(PLATFORM_LIBS))) $(PLATFORM_LIBGCC)
660e98f2
AM
138endif
139
656de6b8
MY
140u-boot-spl-init := $(head-y)
141u-boot-spl-main := $(libs-y)
6a11cf48
DS
142
143# Linker Script
144ifdef CONFIG_SPL_LDSCRIPT
145# need to strip off double quotes
a8c07541 146LDSCRIPT := $(addprefix $(SRCTREE)/,$(CONFIG_SPL_LDSCRIPT:"%"=%))
6a11cf48
DS
147endif
148
149ifeq ($(wildcard $(LDSCRIPT)),)
150 LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-spl.lds
151endif
152ifeq ($(wildcard $(LDSCRIPT)),)
153 LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-spl.lds
154endif
ee60197e 155ifeq ($(wildcard $(LDSCRIPT)),)
65cdd643 156 LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot-spl.lds
ee60197e 157endif
6a11cf48
DS
158ifeq ($(wildcard $(LDSCRIPT)),)
159$(error could not find linker script)
160endif
161
162# Special flags for CPP when processing the linker script.
163# Pass the version down so we can handle backwards compatibility
164# on the fly.
165LDPPFLAGS += \
166 -include $(TOPDIR)/include/u-boot/u-boot.lds.h \
167 -include $(OBJTREE)/include/config.h \
7e6403a6 168 -DCPUDIR=$(CPUDIR) \
6a11cf48
DS
169 $(shell $(LD) --version | \
170 sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
171
9e414032 172$(OBJTREE)/MLO: $(obj)/u-boot-spl.bin
3decb14a
JR
173 $(OBJTREE)/tools/mkimage -T omapimage \
174 -a $(CONFIG_SPL_TEXT_BASE) -d $< $@
79b9ebb7 175
9e414032 176$(OBJTREE)/MLO.byteswap: $(obj)/u-boot-spl.bin
79b9ebb7 177 $(OBJTREE)/tools/mkimage -T omapimage -n byteswap \
8a8f084e 178 -a $(CONFIG_SPL_TEXT_BASE) -d $< $@
3decb14a 179
03c7b3fc
MY
180$(objtree)/SPL: $(obj)/u-boot-spl.bin
181 $(Q)$(MAKE) $(build)=spl/arch/arm/imx-common $@
a80834c0 182
9e414032 183ALL-y += $(obj)/$(SPL_BIN).bin
6a11cf48 184
98a48c5d 185ifdef CONFIG_SAMSUNG
9e414032 186ALL-y += $(obj)/$(BOARD)-spl.bin
98a48c5d
CK
187endif
188
6a11cf48
DS
189all: $(ALL-y)
190
98a48c5d 191ifdef CONFIG_SAMSUNG
0fcac1ab
RS
192ifdef CONFIG_VAR_SIZE_SPL
193VAR_SIZE_PARAM = --vs
194else
195VAR_SIZE_PARAM =
196endif
9e414032 197$(obj)/$(BOARD)-spl.bin: $(obj)/u-boot-spl.bin
e183a174
MY
198 $(if $(wildcard $(OBJTREE)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl),\
199 $(OBJTREE)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl,\
940db16d 200 $(OBJTREE)/tools/mkexynosspl) $(VAR_SIZE_PARAM) $< $@
98a48c5d
CK
201endif
202
9e414032 203$(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN)
95ddcd68 204 $(OBJCOPY) $(OBJCOPYFLAGS) $(SPL_OBJCFLAGS) -O binary $< $@
6a11cf48 205
9e414032 206LDFLAGS_$(SPL_BIN) += -T u-boot-spl.lds $(LDFLAGS_FINAL)
e0d5d9f8
MY
207ifneq ($(CONFIG_SPL_TEXT_BASE),)
208LDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_SPL_TEXT_BASE)
209endif
210
656de6b8
MY
211quiet_cmd_u-boot-spl = LD $@
212 cmd_u-boot-spl = cd $(obj) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \
213 $(patsubst $(obj)/%,%,$(u-boot-spl-init)) --start-group \
214 $(patsubst $(obj)/%,%,$(u-boot-spl-main)) --end-group \
215 $(PLATFORM_LIBS) -Map $(SPL_BIN).map -o $(SPL_BIN)
6a11cf48 216
656de6b8
MY
217$(obj)/$(SPL_BIN): $(u-boot-spl-init) $(u-boot-spl-main) $(obj)/u-boot-spl.lds
218 $(call cmd,u-boot-spl)
6a11cf48 219
656de6b8 220$(sort $(u-boot-spl-init) $(u-boot-spl-main)): $(u-boot-spl-dirs) ;
6a11cf48 221
656de6b8
MY
222PHONY += $(u-boot-spl-dirs)
223$(u-boot-spl-dirs):
224 $(Q)$(MAKE) $(build)=$@
6a11cf48 225
6825a95b
MY
226# FIX ME
227cpp_flags := $(KBUILD_CPPFLAGS) $(CPPFLAGS) $(UBOOTINCLUDE) $(NOSTDINC_FLAGS)
6a11cf48 228
6825a95b
MY
229$(obj)/u-boot-spl.lds: $(LDSCRIPT) FORCE
230 $(CPP) $(cpp_flags) $(LDPPFLAGS) -I$(obj). -ansi -D__ASSEMBLY__ -P - < $< > $@
6a11cf48 231
6825a95b
MY
232PHONY += FORCE
233FORCE:
234
235# 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)