Makefile.spl 7.5 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. src := $(obj)
  17. # Create output directory if not already present
  18. _dummy := $(shell [ -d $(obj) ] || mkdir -p $(obj))
  19. include $(srctree)/scripts/Kbuild.include
  20. UBOOTINCLUDE := -I$(obj)/include $(UBOOTINCLUDE)
  21. -include $(obj)/include/config/auto.conf
  22. -include $(obj)/include/autoconf.mk
  23. ifeq ($(CONFIG_TPL_BUILD),y)
  24. export CONFIG_TPL_BUILD
  25. SPL_BIN := u-boot-tpl
  26. else
  27. SPL_BIN := u-boot-spl
  28. endif
  29. include $(srctree)/config.mk
  30. # Enable garbage collection of un-used sections for SPL
  31. KBUILD_CFLAGS += -ffunction-sections -fdata-sections
  32. LDFLAGS_FINAL += --gc-sections
  33. # FIX ME
  34. cpp_flags := $(KBUILD_CPPFLAGS) $(PLATFORM_CPPFLAGS) $(UBOOTINCLUDE) \
  35. $(NOSTDINC_FLAGS)
  36. HAVE_VENDOR_COMMON_LIB = $(if $(wildcard $(srctree)/board/$(VENDOR)/common/Makefile),y,n)
  37. ifdef CONFIG_SPL_START_S_PATH
  38. START_PATH := $(CONFIG_SPL_START_S_PATH:"%"=%)
  39. else
  40. START_PATH := $(CPUDIR)
  41. endif
  42. head-y := $(START_PATH)/start.o
  43. head-$(CONFIG_X86) += $(START_PATH)/start16.o $(START_PATH)/resetvec.o
  44. head-$(CONFIG_4xx) += $(START_PATH)/resetvec.o
  45. head-$(CONFIG_MPC85xx) += $(START_PATH)/resetvec.o
  46. libs-y += arch/$(ARCH)/lib/
  47. libs-y += $(CPUDIR)/
  48. ifdef SOC
  49. libs-y += $(CPUDIR)/$(SOC)/
  50. endif
  51. libs-y += $(if $(BOARDDIR),board/$(BOARDDIR)/)
  52. libs-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/
  53. libs-$(CONFIG_SPL_FRAMEWORK) += common/spl/
  54. libs-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/
  55. libs-$(CONFIG_SPL_LIBDISK_SUPPORT) += disk/
  56. libs-$(CONFIG_SPL_I2C_SUPPORT) += drivers/i2c/
  57. libs-$(CONFIG_SPL_GPIO_SUPPORT) += drivers/gpio/
  58. libs-$(CONFIG_SPL_MMC_SUPPORT) += drivers/mmc/
  59. libs-$(CONFIG_SPL_MPC8XXX_INIT_DDR_SUPPORT) += drivers/ddr/fsl/
  60. libs-$(CONFIG_SPL_SERIAL_SUPPORT) += drivers/serial/
  61. libs-$(CONFIG_SPL_SPI_FLASH_SUPPORT) += drivers/mtd/spi/
  62. libs-$(CONFIG_SPL_SPI_SUPPORT) += drivers/spi/
  63. libs-y += fs/
  64. libs-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/
  65. libs-$(CONFIG_SPL_POWER_SUPPORT) += drivers/power/ drivers/power/pmic/
  66. libs-$(CONFIG_SPL_MTD_SUPPORT) += drivers/mtd/
  67. libs-$(if $(CONFIG_CMD_NAND),$(CONFIG_SPL_NAND_SUPPORT)) += drivers/mtd/nand/
  68. libs-$(CONFIG_SPL_DRIVERS_MISC_SUPPORT) += drivers/misc/
  69. libs-$(CONFIG_SPL_ONENAND_SUPPORT) += drivers/mtd/onenand/
  70. libs-$(CONFIG_SPL_DMA_SUPPORT) += drivers/dma/
  71. libs-$(CONFIG_SPL_POST_MEM_SUPPORT) += post/drivers/
  72. libs-$(CONFIG_SPL_NET_SUPPORT) += net/
  73. libs-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/
  74. libs-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/phy/
  75. libs-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/net/phy/
  76. libs-$(CONFIG_SPL_MUSB_NEW_SUPPORT) += drivers/usb/musb-new/
  77. libs-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/usb/gadget/
  78. libs-$(CONFIG_SPL_WATCHDOG_SUPPORT) += drivers/watchdog/
  79. libs-$(CONFIG_SPL_USB_HOST_SUPPORT) += drivers/usb/host/
  80. libs-$(CONFIG_OMAP_USB_PHY) += drivers/usb/phy/
  81. libs-$(CONFIG_SPL_SATA_SUPPORT) += drivers/block/
  82. ifneq (,$(CONFIG_MX23)$(CONFIG_MX35)$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35))
  83. libs-y += arch/$(ARCH)/imx-common/
  84. endif
  85. libs-$(CONFIG_ARM) += arch/arm/cpu/
  86. libs-$(CONFIG_PPC) += arch/powerpc/cpu/
  87. head-y := $(addprefix $(obj)/,$(head-y))
  88. libs-y := $(addprefix $(obj)/,$(libs-y))
  89. u-boot-spl-dirs := $(patsubst %/,%,$(filter %/, $(libs-y)))
  90. libs-y := $(patsubst %/, %/built-in.o, $(libs-y))
  91. # Add GCC lib
  92. ifeq ($(CONFIG_USE_PRIVATE_LIBGCC),y)
  93. PLATFORM_LIBGCC = arch/$(ARCH)/lib/lib.a
  94. PLATFORM_LIBS := $(filter-out %/lib.a, $(filter-out -lgcc, $(PLATFORM_LIBS))) $(PLATFORM_LIBGCC)
  95. endif
  96. u-boot-spl-init := $(head-y)
  97. u-boot-spl-main := $(libs-y)
  98. # Linker Script
  99. ifdef CONFIG_SPL_LDSCRIPT
  100. # need to strip off double quotes
  101. LDSCRIPT := $(addprefix $(srctree)/,$(CONFIG_SPL_LDSCRIPT:"%"=%))
  102. endif
  103. ifeq ($(wildcard $(LDSCRIPT)),)
  104. LDSCRIPT := $(srctree)/board/$(BOARDDIR)/u-boot-spl.lds
  105. endif
  106. ifeq ($(wildcard $(LDSCRIPT)),)
  107. LDSCRIPT := $(srctree)/$(CPUDIR)/u-boot-spl.lds
  108. endif
  109. ifeq ($(wildcard $(LDSCRIPT)),)
  110. LDSCRIPT := $(srctree)/arch/$(ARCH)/cpu/u-boot-spl.lds
  111. endif
  112. ifeq ($(wildcard $(LDSCRIPT)),)
  113. $(error could not find linker script)
  114. endif
  115. # Special flags for CPP when processing the linker script.
  116. # Pass the version down so we can handle backwards compatibility
  117. # on the fly.
  118. LDPPFLAGS += \
  119. -include $(srctree)/include/u-boot/u-boot.lds.h \
  120. -include $(objtree)/include/config.h \
  121. -DCPUDIR=$(CPUDIR) \
  122. $(shell $(LD) --version | \
  123. sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
  124. quiet_cmd_mkimage = MKIMAGE $@
  125. cmd_mkimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -d $< $@ \
  126. $(if $(KBUILD_VERBOSE:1=), >/dev/null)
  127. MKIMAGEFLAGS_MLO = -T omapimage -a $(CONFIG_SPL_TEXT_BASE)
  128. MKIMAGEFLAGS_MLO.byteswap = -T omapimage -n byteswap -a $(CONFIG_SPL_TEXT_BASE)
  129. MLO MLO.byteswap: $(obj)/u-boot-spl.bin
  130. $(call if_changed,mkimage)
  131. MKIMAGEFLAGS_boot.bin = -T atmelimage
  132. ifeq ($(CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER),y)
  133. MKIMAGEFLAGS_boot.bin += -n $(shell $(obj)/../tools/atmel_pmecc_params)
  134. boot.bin: $(obj)/../tools/atmel_pmecc_params
  135. endif
  136. boot.bin: $(obj)/u-boot-spl.bin
  137. $(call if_changed,mkimage)
  138. ALL-y += $(obj)/$(SPL_BIN).bin
  139. ifdef CONFIG_SAMSUNG
  140. ALL-y += $(obj)/$(BOARD)-spl.bin
  141. endif
  142. ifdef CONFIG_SUNXI
  143. ifndef CONFIG_SPL_FEL
  144. ALL-y += $(obj)/sunxi-spl.bin
  145. endif
  146. endif
  147. all: $(ALL-y)
  148. ifdef CONFIG_SAMSUNG
  149. ifdef CONFIG_VAR_SIZE_SPL
  150. VAR_SIZE_PARAM = --vs
  151. else
  152. VAR_SIZE_PARAM =
  153. endif
  154. $(obj)/$(BOARD)-spl.bin: $(obj)/u-boot-spl.bin
  155. $(if $(wildcard $(objtree)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl),\
  156. $(objtree)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl,\
  157. $(objtree)/tools/mkexynosspl) $(VAR_SIZE_PARAM) $< $@
  158. endif
  159. quiet_cmd_objcopy = OBJCOPY $@
  160. cmd_objcopy = $(OBJCOPY) $(OBJCOPYFLAGS) $(OBJCOPYFLAGS_$(@F)) $< $@
  161. OBJCOPYFLAGS_$(SPL_BIN).bin = $(SPL_OBJCFLAGS) -O binary
  162. $(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN) FORCE
  163. $(call if_changed,objcopy)
  164. LDFLAGS_$(SPL_BIN) += -T u-boot-spl.lds $(LDFLAGS_FINAL)
  165. ifneq ($(CONFIG_SPL_TEXT_BASE),)
  166. LDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_SPL_TEXT_BASE)
  167. endif
  168. ifdef CONFIG_SUNXI
  169. quiet_cmd_mksunxiboot = MKSUNXI $@
  170. cmd_mksunxiboot = $(objtree)/tools/mksunxiboot $< $@
  171. $(obj)/sunxi-spl.bin: $(obj)/$(SPL_BIN).bin
  172. $(call if_changed,mksunxiboot)
  173. endif
  174. quiet_cmd_u-boot-spl = LD $@
  175. cmd_u-boot-spl = cd $(obj) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) \
  176. $(patsubst $(obj)/%,%,$(u-boot-spl-init)) --start-group \
  177. $(patsubst $(obj)/%,%,$(u-boot-spl-main)) --end-group \
  178. $(PLATFORM_LIBS) -Map $(SPL_BIN).map -o $(SPL_BIN)
  179. $(obj)/$(SPL_BIN): $(u-boot-spl-init) $(u-boot-spl-main) $(obj)/u-boot-spl.lds
  180. $(call cmd,u-boot-spl)
  181. $(sort $(u-boot-spl-init) $(u-boot-spl-main)): $(u-boot-spl-dirs) ;
  182. PHONY += $(u-boot-spl-dirs)
  183. $(u-boot-spl-dirs):
  184. $(Q)$(MAKE) $(build)=$@
  185. quiet_cmd_cpp_lds = LDS $@
  186. cmd_cpp_lds = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \
  187. -D__ASSEMBLY__ -x assembler-with-cpp -P -o $@ $<
  188. $(obj)/u-boot-spl.lds: $(LDSCRIPT) FORCE
  189. $(call if_changed_dep,cpp_lds)
  190. # read all saved command lines
  191. targets := $(wildcard $(sort $(targets)))
  192. cmd_files := $(wildcard $(obj)/.*.cmd $(foreach f,$(targets),$(dir $(f)).$(notdir $(f)).cmd))
  193. ifneq ($(cmd_files),)
  194. $(cmd_files): ; # Do not try to update included dependency files
  195. include $(cmd_files)
  196. endif
  197. PHONY += FORCE
  198. FORCE:
  199. # Declare the contents of the .PHONY variable as phony. We keep that
  200. # information in a variable so we can use it in if_changed and friends.
  201. .PHONY: $(PHONY)