Makefile 5.6 KB

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  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. # SPDX-License-Identifier: GPL-2.0+
  13. #
  14. # Based on top-level Makefile.
  15. #
  16. CONFIG_SPL_BUILD := y
  17. export CONFIG_SPL_BUILD
  18. ifeq ($(CONFIG_TPL_BUILD),y)
  19. export CONFIG_TPL_BUILD
  20. SPL_BIN := u-boot-tpl
  21. else
  22. SPL_BIN := u-boot-spl
  23. endif
  24. include $(TOPDIR)/config.mk
  25. # We want the final binaries in this directory
  26. ifeq ($(CONFIG_TPL_BUILD),y)
  27. obj := $(OBJTREE)/tpl/
  28. SPLTREE := $(TPLTREE)
  29. else
  30. obj := $(OBJTREE)/spl/
  31. endif
  32. HAVE_VENDOR_COMMON_LIB = $(if $(wildcard $(SRCTREE)/board/$(VENDOR)/common/Makefile),y,n)
  33. ifdef CONFIG_SPL_START_S_PATH
  34. START_PATH := $(CONFIG_SPL_START_S_PATH:"%"=%)
  35. else
  36. START_PATH := $(CPUDIR)
  37. endif
  38. head-y := $(START_PATH)/start.o
  39. head-$(CONFIG_X86) += $(START_PATH)/start16.o $(START_PATH)/resetvec.o
  40. head-$(CONFIG_4xx) += $(START_PATH)/resetvec.o
  41. head-$(CONFIG_MPC85xx) += $(START_PATH)/resetvec.o
  42. LIBS-y += arch/$(ARCH)/lib/
  43. LIBS-y += $(CPUDIR)/
  44. ifdef SOC
  45. LIBS-y += $(CPUDIR)/$(SOC)/
  46. endif
  47. LIBS-y += board/$(BOARDDIR)/
  48. LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/
  49. LIBS-$(CONFIG_SPL_FRAMEWORK) += common/spl/
  50. LIBS-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/
  51. LIBS-$(CONFIG_SPL_LIBDISK_SUPPORT) += disk/
  52. LIBS-$(CONFIG_SPL_I2C_SUPPORT) += drivers/i2c/
  53. LIBS-$(CONFIG_SPL_GPIO_SUPPORT) += drivers/gpio/
  54. LIBS-$(CONFIG_SPL_MMC_SUPPORT) += drivers/mmc/
  55. LIBS-$(CONFIG_SPL_MPC8XXX_INIT_DDR_SUPPORT) += drivers/ddr/fsl/
  56. LIBS-$(CONFIG_SPL_SERIAL_SUPPORT) += drivers/serial/
  57. LIBS-$(CONFIG_SPL_SPI_FLASH_SUPPORT) += drivers/mtd/spi/
  58. LIBS-$(CONFIG_SPL_SPI_SUPPORT) += drivers/spi/
  59. LIBS-y += fs/
  60. LIBS-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/
  61. LIBS-$(CONFIG_SPL_POWER_SUPPORT) += drivers/power/ \
  62. drivers/power/pmic/
  63. LIBS-$(if $(CONFIG_CMD_NAND),$(CONFIG_SPL_NAND_SUPPORT)) += drivers/mtd/nand/
  64. LIBS-$(CONFIG_SPL_DRIVERS_MISC_SUPPORT) += drivers/misc/
  65. LIBS-$(CONFIG_SPL_ONENAND_SUPPORT) += drivers/mtd/onenand/
  66. LIBS-$(CONFIG_SPL_DMA_SUPPORT) += drivers/dma/
  67. LIBS-$(CONFIG_SPL_POST_MEM_SUPPORT) += post/drivers/
  68. LIBS-$(CONFIG_SPL_NET_SUPPORT) += net/
  69. LIBS-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/
  70. LIBS-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/phy/
  71. LIBS-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/net/phy/
  72. LIBS-$(CONFIG_SPL_MUSB_NEW_SUPPORT) += drivers/usb/musb-new/
  73. LIBS-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/usb/gadget/
  74. LIBS-$(CONFIG_SPL_WATCHDOG_SUPPORT) += drivers/watchdog/
  75. LIBS-$(CONFIG_SPL_USB_HOST_SUPPORT) += drivers/usb/host/
  76. LIBS-$(CONFIG_OMAP_USB_PHY) += drivers/usb/phy/
  77. LIBS-$(CONFIG_SPL_SATA_SUPPORT) += drivers/block/
  78. ifneq (,$(CONFIG_MX23)$(CONFIG_MX35)$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35))
  79. LIBS-y += arch/$(ARCH)/imx-common/
  80. endif
  81. LIBS-$(CONFIG_ARM) += arch/arm/cpu/
  82. LIBS-$(CONFIG_PPC) += arch/powerpc/cpu/
  83. LIBS-y := $(patsubst %/, %/built-in.o, $(LIBS-y))
  84. # Add GCC lib
  85. ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
  86. PLATFORM_LIBGCC = $(SPLTREE)/arch/$(ARCH)/lib/libgcc.o
  87. PLATFORM_LIBS := $(filter-out %/libgcc.o, $(filter-out -lgcc, $(PLATFORM_LIBS))) $(PLATFORM_LIBGCC)
  88. endif
  89. START := $(addprefix $(SPLTREE)/,$(head-y))
  90. LIBS := $(addprefix $(SPLTREE)/,$(sort $(LIBS-y)))
  91. __START := $(subst $(obj),,$(START))
  92. __LIBS := $(subst $(obj),,$(LIBS))
  93. # Linker Script
  94. ifdef CONFIG_SPL_LDSCRIPT
  95. # need to strip off double quotes
  96. LDSCRIPT := $(addprefix $(SRCTREE)/,$(CONFIG_SPL_LDSCRIPT:"%"=%))
  97. endif
  98. ifeq ($(wildcard $(LDSCRIPT)),)
  99. LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-spl.lds
  100. endif
  101. ifeq ($(wildcard $(LDSCRIPT)),)
  102. LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-spl.lds
  103. endif
  104. ifeq ($(wildcard $(LDSCRIPT)),)
  105. LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot-spl.lds
  106. endif
  107. ifeq ($(wildcard $(LDSCRIPT)),)
  108. $(error could not find linker script)
  109. endif
  110. build := -f $(TOPDIR)/scripts/Makefile.build -C
  111. # Special flags for CPP when processing the linker script.
  112. # Pass the version down so we can handle backwards compatibility
  113. # on the fly.
  114. LDPPFLAGS += \
  115. -include $(TOPDIR)/include/u-boot/u-boot.lds.h \
  116. -include $(OBJTREE)/include/config.h \
  117. -DCPUDIR=$(CPUDIR) \
  118. $(shell $(LD) --version | \
  119. sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
  120. $(OBJTREE)/MLO: $(obj)u-boot-spl.bin
  121. $(OBJTREE)/tools/mkimage -T omapimage \
  122. -a $(CONFIG_SPL_TEXT_BASE) -d $< $@
  123. $(OBJTREE)/MLO.byteswap: $(obj)u-boot-spl.bin
  124. $(OBJTREE)/tools/mkimage -T omapimage -n byteswap \
  125. -a $(CONFIG_SPL_TEXT_BASE) -d $< $@
  126. $(OBJTREE)/SPL : $(obj)u-boot-spl.bin depend
  127. $(MAKE) $(build) $(SRCTREE)/arch/arm/imx-common $@
  128. ALL-y += $(obj)$(SPL_BIN).bin
  129. ifdef CONFIG_SAMSUNG
  130. ALL-y += $(obj)$(BOARD)-spl.bin
  131. endif
  132. all: $(ALL-y)
  133. ifdef CONFIG_SAMSUNG
  134. ifdef CONFIG_VAR_SIZE_SPL
  135. VAR_SIZE_PARAM = --vs
  136. else
  137. VAR_SIZE_PARAM =
  138. endif
  139. $(obj)$(BOARD)-spl.bin: $(obj)u-boot-spl.bin
  140. $(if $(wildcard $(OBJTREE)/tools/mk$(BOARD)spl),\
  141. $(OBJTREE)/tools/mk$(BOARD)spl,\
  142. $(OBJTREE)/tools/mkexynosspl) $(VAR_SIZE_PARAM) $< $@
  143. endif
  144. $(obj)$(SPL_BIN).bin: $(obj)$(SPL_BIN)
  145. $(OBJCOPY) $(OBJCFLAGS) $(SPL_OBJCFLAGS) -O binary $< $@
  146. GEN_UBOOT = \
  147. cd $(obj) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) $(__START) \
  148. --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
  149. -Map $(SPL_BIN).map -o $(SPL_BIN)
  150. $(obj)$(SPL_BIN): depend $(START) $(LIBS) $(obj)u-boot-spl.lds
  151. $(GEN_UBOOT)
  152. $(START):
  153. @:
  154. $(LIBS): depend
  155. $(MAKE) $(build) $(SRCTREE)$(dir $(subst $(SPLTREE),,$@))
  156. $(obj)u-boot-spl.lds: $(LDSCRIPT) depend
  157. $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -I$(obj). -ansi -D__ASSEMBLY__ -P - < $< > $@
  158. depend: $(obj).depend
  159. .PHONY: depend
  160. # defines $(obj).depend target
  161. include $(SRCTREE)/rules.mk