2 # (C) Copyright 2000-2011
3 # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
6 # Daniel Schwierzeck, daniel.schwierzeck@googlemail.com.
9 # Texas Instruments Incorporated - http://www.ti.com/
10 # Aneesh V <aneesh@ti.com>
12 # SPDX-License-Identifier: GPL-2.0+
14 # Based on top-level Makefile.
18 export CONFIG_SPL_BUILD
20 ifeq ($(CONFIG_TPL_BUILD
),y
)
21 export CONFIG_TPL_BUILD
27 include $(TOPDIR
)/config.mk
29 # We want the final binaries in this directory
30 ifeq ($(CONFIG_TPL_BUILD
),y
)
31 obj
:= $(OBJTREE
)/tpl
/
34 obj
:= $(OBJTREE
)/spl
/
37 HAVE_VENDOR_COMMON_LIB
= $(if
$(wildcard $(SRCTREE
)/board
/$(VENDOR
)/common
/Makefile
),y
,n
)
39 ifdef CONFIG_SPL_START_S_PATH
40 START_PATH
:= $(subst ",,$(CONFIG_SPL_START_S_PATH))
42 START_PATH := $(CPUDIR)
45 START := $(START_PATH)/start.o
47 START += $(START_PATH)/start16.o
48 START += $(START_PATH)/resetvec.o
51 START += $(START_PATH)/resetvec.o
54 START += $(START_PATH)/resetvec.o
57 LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o
59 LIBS-y += $(CPUDIR)/lib$(CPU).o
61 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
64 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
65 ifdef CONFIG_SPL_MPC8XXX_INIT_DDR_SUPPORT
66 LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
70 LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
74 LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o
76 LIBS-y += board/$(BOARDDIR)/lib$(BOARD).o
77 LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/lib$(VENDOR).o
79 LIBS-$(CONFIG_SPL_FRAMEWORK) += common/spl/libspl.o
80 LIBS-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/libcommon.o
81 LIBS-$(CONFIG_SPL_LIBDISK_SUPPORT) += disk/libdisk.o
82 LIBS-$(CONFIG_SPL_I2C_SUPPORT) += drivers/i2c/libi2c.o
83 LIBS-$(CONFIG_SPL_GPIO_SUPPORT) += drivers/gpio/libgpio.o
84 LIBS-$(CONFIG_SPL_MMC_SUPPORT) += drivers/mmc/libmmc.o
85 LIBS-$(CONFIG_SPL_SERIAL_SUPPORT) += drivers/serial/libserial.o
86 LIBS-$(CONFIG_SPL_SPI_FLASH_SUPPORT) += drivers/mtd/spi/libspi_flash.o
87 LIBS-$(CONFIG_SPL_SPI_SUPPORT) += drivers/spi/libspi.o
88 LIBS-$(CONFIG_SPL_FAT_SUPPORT) += fs/fat/libfat.o
89 LIBS-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/libgeneric.o
90 LIBS-$(CONFIG_SPL_POWER_SUPPORT) += drivers/power/libpower.o
91 LIBS-$(CONFIG_SPL_NAND_SUPPORT) += drivers/mtd/nand/libnand.o
92 LIBS-$(CONFIG_SPL_ONENAND_SUPPORT) += drivers/mtd/onenand/libonenand.o
93 LIBS-$(CONFIG_SPL_DMA_SUPPORT) += drivers/dma/libdma.o
94 LIBS-$(CONFIG_SPL_POST_MEM_SUPPORT) += post/drivers/memory.o
95 LIBS-$(CONFIG_SPL_NET_SUPPORT) += net/libnet.o
96 LIBS-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/libnet.o
97 LIBS-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/phy/libphy.o
98 LIBS-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/net/phy/libphy.o
99 LIBS-$(CONFIG_SPL_MUSB_NEW_SUPPORT) += drivers/usb/musb-new/libusb_musb-new.o
100 LIBS-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/usb/gadget/libusb_gadget.o
101 LIBS-$(CONFIG_SPL_WATCHDOG_SUPPORT) += drivers/watchdog/libwatchdog.o
103 ifneq ($(CONFIG_OMAP_COMMON),)
104 LIBS-y += $(CPUDIR)/omap-common/libomap-common.o
107 ifneq (,$(CONFIG_MX23)$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35))
108 LIBS-y += arch/$(ARCH)/imx-common/libimx-common.o
111 ifneq ($(CONFIG_TEGRA),)
112 LIBS-y += arch/$(ARCH)/cpu/$(SOC)-common/lib$(SOC)-common.o
113 LIBS-y += arch/$(ARCH)/cpu/tegra-common/libcputegra-common.o
114 LIBS-y += $(CPUDIR)/tegra-common/libtegra-common.o
117 ifneq ($(CONFIG_MX23)$(CONFIG_MX35),)
118 LIBS-y += arch/$(ARCH)/imx-common/libimx-common.o
122 LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o
126 ifeq ("$(USE_PRIVATE_LIBGCC
)", "yes
")
127 PLATFORM_LIBGCC = $(SPLTREE)/arch/$(ARCH)/lib/libgcc.o
128 PLATFORM_LIBS := $(filter-out %/libgcc.o, $(filter-out -lgcc, $(PLATFORM_LIBS))) $(PLATFORM_LIBGCC)
131 START := $(addprefix $(SPLTREE)/,$(START))
132 LIBS := $(addprefix $(SPLTREE)/,$(sort $(LIBS-y)))
134 __START := $(subst $(obj),,$(START))
135 __LIBS := $(subst $(obj),,$(LIBS))
138 ifdef CONFIG_SPL_LDSCRIPT
139 # need to strip off double quotes
140 LDSCRIPT := $(addprefix $(SRCTREE)/,$(subst ",,$(CONFIG_SPL_LDSCRIPT
)))
143 ifeq ($(wildcard $(LDSCRIPT
)),)
144 LDSCRIPT
:= $(TOPDIR
)/board
/$(BOARDDIR
)/u-boot-spl.lds
146 ifeq ($(wildcard $(LDSCRIPT
)),)
147 LDSCRIPT
:= $(TOPDIR
)/$(CPUDIR
)/u-boot-spl.lds
149 ifeq ($(wildcard $(LDSCRIPT
)),)
150 LDSCRIPT
:= $(TOPDIR
)/arch
/$(ARCH
)/cpu
/u-boot-spl.lds
152 ifeq ($(wildcard $(LDSCRIPT
)),)
153 $(error could not find linker script
)
156 # Special flags for CPP when processing the linker script.
157 # Pass the version down so we can handle backwards compatibility
160 -include $(TOPDIR
)/include/u-boot
/u-boot.lds.h \
161 -include $(OBJTREE
)/include/config.h \
163 $(shell $(LD
) --version | \
164 sed
-ne
's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
166 $(OBJTREE
)/MLO
: $(obj
)u-boot-spl.bin
167 $(OBJTREE
)/tools
/mkimage
-T omapimage \
168 -a
$(CONFIG_SPL_TEXT_BASE
) -d
$< $@
170 $(OBJTREE
)/MLO.byteswap
: $(obj
)u-boot-spl.bin
171 $(OBJTREE
)/tools
/mkimage
-T omapimage
-n byteswap \
172 -a
$(CONFIG_SPL_TEXT_BASE
) -d
$< $@
174 $(OBJTREE
)/SPL
: $(obj
)u-boot-spl.bin depend
175 $(MAKE
) -C
$(SRCTREE
)/arch
/arm
/imx-common
$@
177 ALL-y
+= $(obj
)$(SPL_BIN
).bin
180 ALL-y
+= $(obj
)$(BOARD
)-spl.bin
186 $(obj
)$(BOARD
)-spl.bin
: $(obj
)u-boot-spl.bin
187 $(OBJTREE
)/tools
/mk
$(BOARD
)spl \
188 $(obj
)u-boot-spl.bin
$(obj
)$(BOARD
)-spl.bin
191 $(obj
)$(SPL_BIN
).bin
: $(obj
)$(SPL_BIN
)
192 $(OBJCOPY
) $(OBJCFLAGS
) -O binary
$< $@
195 cd
$(obj
) && $(LD
) $(LDFLAGS
) $(LDFLAGS_
$(@F
)) $(__START
) \
196 --start-group
$(__LIBS
) --end-group
$(PLATFORM_LIBS
) \
197 -Map
$(SPL_BIN
).map
-o
$(SPL_BIN
)
199 $(obj
)$(SPL_BIN
): depend
$(START
) $(LIBS
) $(obj
)u-boot-spl.lds
203 $(MAKE
) -C
$(SRCTREE
)/$(START_PATH
) $@
206 $(MAKE
) -C
$(SRCTREE
)$(dir $(subst $(SPLTREE
),,$@
))
208 $(obj
)u-boot-spl.lds
: $(LDSCRIPT
) depend
209 $(CPP
) $(CPPFLAGS
) $(LDPPFLAGS
) -I
$(obj
).
-ansi
-D__ASSEMBLY__
-P
- < $< > $@
211 depend
: $(obj
).depend
214 # defines $(obj).depend target
215 include $(SRCTREE
)/rules.mk