Daniel Schwierzeck | 6a11cf4 | 2011-07-18 07:48:07 +0000 | [diff] [blame] | 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 | # |
| 12 | # This file is released under the terms of GPL v2 and any later version. |
| 13 | # See the file COPYING in the root directory of the source tree for details. |
| 14 | # |
| 15 | # Based on top-level Makefile. |
| 16 | # |
| 17 | |
| 18 | CONFIG_SPL_BUILD := y |
| 19 | export CONFIG_SPL_BUILD |
| 20 | |
| 21 | include $(TOPDIR)/config.mk |
| 22 | |
| 23 | # We want the final binaries in this directory |
| 24 | obj := $(OBJTREE)/spl/ |
| 25 | |
| 26 | HAVE_VENDOR_COMMON_LIB := $(shell [ -f $(SRCTREE)/board/$(VENDOR)/common/Makefile ] \ |
| 27 | && echo y || echo n) |
| 28 | |
| 29 | START := $(CPUDIR)/start.o |
| 30 | |
| 31 | LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o |
| 32 | LIBS-y += $(CPUDIR)/lib$(CPU).o |
| 33 | ifdef SOC |
| 34 | LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o |
| 35 | endif |
| 36 | LIBS-y += board/$(BOARDDIR)/lib$(BOARD).o |
| 37 | LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/lib$(VENDOR).o |
| 38 | |
Daniel Schwierzeck | efcc609 | 2011-07-13 05:11:08 +0000 | [diff] [blame] | 39 | LIBS-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/libcommon.o |
| 40 | LIBS-$(CONFIG_SPL_LIBDISK_SUPPORT) += disk/libdisk.o |
| 41 | LIBS-$(CONFIG_SPL_I2C_SUPPORT) += drivers/i2c/libi2c.o |
| 42 | LIBS-$(CONFIG_SPL_GPIO_SUPPORT) += drivers/gpio/libgpio.o |
| 43 | LIBS-$(CONFIG_SPL_MMC_SUPPORT) += drivers/mmc/libmmc.o |
| 44 | LIBS-$(CONFIG_SPL_SERIAL_SUPPORT) += drivers/serial/libserial.o |
| 45 | LIBS-$(CONFIG_SPL_SPI_FLASH_SUPPORT) += drivers/mtd/spi/libspi_flash.o |
| 46 | LIBS-$(CONFIG_SPL_SPI_SUPPORT) += drivers/spi/libspi.o |
| 47 | LIBS-$(CONFIG_SPL_FAT_SUPPORT) += fs/fat/libfat.o |
| 48 | LIBS-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/libgeneric.o |
Simon Schwarz | 12c2f1e | 2011-09-14 15:30:16 -0400 | [diff] [blame^] | 49 | LIBS-$(CONFIG_SPL_NAND_SUPPORT) += drivers/mtd/nand/libnand.o |
Daniel Schwierzeck | efcc609 | 2011-07-13 05:11:08 +0000 | [diff] [blame] | 50 | |
Daniel Schwierzeck | 525728b | 2011-07-13 05:11:09 +0000 | [diff] [blame] | 51 | ifeq ($(SOC),omap3) |
| 52 | LIBS-y += $(CPUDIR)/omap-common/libomap-common.o |
| 53 | endif |
| 54 | ifeq ($(SOC),omap4) |
| 55 | LIBS-y += $(CPUDIR)/omap-common/libomap-common.o |
| 56 | endif |
| 57 | |
Daniel Schwierzeck | 6a11cf4 | 2011-07-18 07:48:07 +0000 | [diff] [blame] | 58 | START := $(addprefix $(SPLTREE)/,$(START)) |
| 59 | LIBS := $(addprefix $(SPLTREE)/,$(sort $(LIBS-y))) |
| 60 | |
| 61 | __START := $(subst $(obj),,$(START)) |
| 62 | __LIBS := $(subst $(obj),,$(LIBS)) |
| 63 | |
| 64 | # Linker Script |
| 65 | ifdef CONFIG_SPL_LDSCRIPT |
| 66 | # need to strip off double quotes |
| 67 | LDSCRIPT := $(addprefix $(SRCTREE)/,$(subst ",,$(CONFIG_SPL_LDSCRIPT))) |
| 68 | endif |
| 69 | |
| 70 | ifeq ($(wildcard $(LDSCRIPT)),) |
| 71 | LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-spl.lds |
| 72 | endif |
| 73 | ifeq ($(wildcard $(LDSCRIPT)),) |
| 74 | LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-spl.lds |
| 75 | endif |
| 76 | ifeq ($(wildcard $(LDSCRIPT)),) |
| 77 | $(error could not find linker script) |
| 78 | endif |
| 79 | |
| 80 | # Special flags for CPP when processing the linker script. |
| 81 | # Pass the version down so we can handle backwards compatibility |
| 82 | # on the fly. |
| 83 | LDPPFLAGS += \ |
| 84 | -include $(TOPDIR)/include/u-boot/u-boot.lds.h \ |
| 85 | -include $(OBJTREE)/include/config.h \ |
| 86 | $(shell $(LD) --version | \ |
| 87 | sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p') |
| 88 | |
John Rigby | 3decb14 | 2011-07-21 09:10:30 -0400 | [diff] [blame] | 89 | ifdef CONFIG_OMAP |
| 90 | $(OBJTREE)/MLO: $(obj)u-boot-spl.bin |
| 91 | $(OBJTREE)/tools/mkimage -T omapimage \ |
| 92 | -a $(CONFIG_SPL_TEXT_BASE) -d $< $@ |
| 93 | endif |
| 94 | |
Daniel Schwierzeck | 6a11cf4 | 2011-07-18 07:48:07 +0000 | [diff] [blame] | 95 | ALL-y += $(obj)u-boot-spl.bin |
| 96 | |
Chander Kashyap | 98a48c5 | 2011-08-18 22:37:20 +0000 | [diff] [blame] | 97 | ifdef CONFIG_SAMSUNG |
| 98 | ALL-y += $(obj)$(BOARD)-spl.bin |
| 99 | endif |
| 100 | |
Daniel Schwierzeck | 6a11cf4 | 2011-07-18 07:48:07 +0000 | [diff] [blame] | 101 | all: $(ALL-y) |
| 102 | |
Chander Kashyap | 98a48c5 | 2011-08-18 22:37:20 +0000 | [diff] [blame] | 103 | ifdef CONFIG_SAMSUNG |
| 104 | $(obj)$(BOARD)-spl.bin: $(obj)u-boot-spl.bin |
| 105 | $(TOPDIR)/board/$(BOARDDIR)/tools/mk$(BOARD)spl.exe \ |
| 106 | $(obj)u-boot-spl.bin $(obj)$(BOARD)-spl.bin |
| 107 | endif |
| 108 | |
Daniel Schwierzeck | 6a11cf4 | 2011-07-18 07:48:07 +0000 | [diff] [blame] | 109 | $(obj)u-boot-spl.bin: $(obj)u-boot-spl |
| 110 | $(OBJCOPY) $(OBJCFLAGS) -O binary $< $@ |
| 111 | |
| 112 | GEN_UBOOT = \ |
| 113 | UNDEF_SYM=`$(OBJDUMP) -x $(LIBS) | \ |
| 114 | sed -n -e 's/.*\($(SYM_PREFIX)__u_boot_cmd_.*\)/-u\1/p'|sort|uniq`;\ |
| 115 | cd $(obj) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) $$UNDEF_SYM $(__START) \ |
| 116 | --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \ |
| 117 | -Map u-boot-spl.map -o u-boot-spl |
| 118 | |
| 119 | $(obj)u-boot-spl: depend $(START) $(LIBS) $(obj)u-boot-spl.lds |
| 120 | $(GEN_UBOOT) |
| 121 | |
| 122 | $(START): depend |
| 123 | $(MAKE) -C $(SRCTREE)/$(CPUDIR) $@ |
| 124 | |
| 125 | $(LIBS): depend |
| 126 | $(MAKE) -C $(SRCTREE)$(dir $(subst $(SPLTREE),,$@)) |
| 127 | |
| 128 | $(obj)u-boot-spl.lds: $(LDSCRIPT) depend |
| 129 | $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - < $< > $@ |
| 130 | |
| 131 | depend: $(obj).depend |
| 132 | .PHONY: depend |
| 133 | |
| 134 | # defines $(obj).depend target |
| 135 | include $(SRCTREE)/rules.mk |