Makefile 6.1 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221
  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 $(srctree)/scripts/Kbuild.include
  20. CONFIG_SPL_BUILD := y
  21. export CONFIG_SPL_BUILD
  22. KBUILD_CPPFLAGS += -DCONFIG_SPL_BUILD
  23. ifeq ($(CONFIG_TPL_BUILD),y)
  24. KBUILD_CPPFLAGS += -DCONFIG_TPL_BUILD
  25. endif
  26. # Enable garbage collection of un-used sections for SPL
  27. KBUILD_CFLAGS += -ffunction-sections -fdata-sections
  28. LDFLAGS_FINAL += --gc-sections
  29. ifeq ($(CONFIG_TPL_BUILD),y)
  30. export CONFIG_TPL_BUILD
  31. SPL_BIN := u-boot-tpl
  32. else
  33. SPL_BIN := u-boot-spl
  34. endif
  35. include include/config.mk
  36. ifeq ($(CONFIG_TPL_BUILD),y)
  37. -include include/tpl-autoconf.mk
  38. else
  39. -include include/spl-autoconf.mk
  40. endif
  41. include $(TOPDIR)/config.mk
  42. HAVE_VENDOR_COMMON_LIB = $(if $(wildcard $(SRCTREE)/board/$(VENDOR)/common/Makefile),y,n)
  43. ifdef CONFIG_SPL_START_S_PATH
  44. START_PATH := $(CONFIG_SPL_START_S_PATH:"%"=%)
  45. else
  46. START_PATH := $(CPUDIR)
  47. endif
  48. head-y := $(START_PATH)/start.o
  49. head-$(CONFIG_X86) += $(START_PATH)/start16.o $(START_PATH)/resetvec.o
  50. head-$(CONFIG_4xx) += $(START_PATH)/resetvec.o
  51. head-$(CONFIG_MPC85xx) += $(START_PATH)/resetvec.o
  52. LIBS-y += arch/$(ARCH)/lib/
  53. LIBS-y += $(CPUDIR)/
  54. ifdef SOC
  55. LIBS-y += $(CPUDIR)/$(SOC)/
  56. endif
  57. LIBS-y += board/$(BOARDDIR)/
  58. LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/
  59. LIBS-$(CONFIG_SPL_FRAMEWORK) += common/spl/
  60. LIBS-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/
  61. LIBS-$(CONFIG_SPL_LIBDISK_SUPPORT) += disk/
  62. LIBS-$(CONFIG_SPL_I2C_SUPPORT) += drivers/i2c/
  63. LIBS-$(CONFIG_SPL_GPIO_SUPPORT) += drivers/gpio/
  64. LIBS-$(CONFIG_SPL_MMC_SUPPORT) += drivers/mmc/
  65. LIBS-$(CONFIG_SPL_MPC8XXX_INIT_DDR_SUPPORT) += drivers/ddr/fsl/
  66. LIBS-$(CONFIG_SPL_SERIAL_SUPPORT) += drivers/serial/
  67. LIBS-$(CONFIG_SPL_SPI_FLASH_SUPPORT) += drivers/mtd/spi/
  68. LIBS-$(CONFIG_SPL_SPI_SUPPORT) += drivers/spi/
  69. LIBS-y += fs/
  70. LIBS-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/
  71. LIBS-$(CONFIG_SPL_POWER_SUPPORT) += drivers/power/ \
  72. drivers/power/pmic/
  73. LIBS-$(if $(CONFIG_CMD_NAND),$(CONFIG_SPL_NAND_SUPPORT)) += drivers/mtd/nand/
  74. LIBS-$(CONFIG_SPL_DRIVERS_MISC_SUPPORT) += drivers/misc/
  75. LIBS-$(CONFIG_SPL_ONENAND_SUPPORT) += drivers/mtd/onenand/
  76. LIBS-$(CONFIG_SPL_DMA_SUPPORT) += drivers/dma/
  77. LIBS-$(CONFIG_SPL_POST_MEM_SUPPORT) += post/drivers/
  78. LIBS-$(CONFIG_SPL_NET_SUPPORT) += net/
  79. LIBS-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/
  80. LIBS-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/phy/
  81. LIBS-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/net/phy/
  82. LIBS-$(CONFIG_SPL_MUSB_NEW_SUPPORT) += drivers/usb/musb-new/
  83. LIBS-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/usb/gadget/
  84. LIBS-$(CONFIG_SPL_WATCHDOG_SUPPORT) += drivers/watchdog/
  85. LIBS-$(CONFIG_SPL_USB_HOST_SUPPORT) += drivers/usb/host/
  86. LIBS-$(CONFIG_OMAP_USB_PHY) += drivers/usb/phy/
  87. LIBS-$(CONFIG_SPL_SATA_SUPPORT) += drivers/block/
  88. ifneq (,$(CONFIG_MX23)$(CONFIG_MX35)$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35))
  89. LIBS-y += arch/$(ARCH)/imx-common/
  90. endif
  91. LIBS-$(CONFIG_ARM) += arch/arm/cpu/
  92. LIBS-$(CONFIG_PPC) += arch/powerpc/cpu/
  93. LIBS-y := $(patsubst %/, %/built-in.o, $(LIBS-y))
  94. # Add GCC lib
  95. ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
  96. PLATFORM_LIBS := $(SPLTREE)/arch/$(ARCH)/lib/lib.a
  97. endif
  98. LIBS-y := $(sort $(LIBS-y))
  99. __START := $(head-y)
  100. __LIBS := $(LIBS-y)
  101. START := $(addprefix $(obj)/,$(head-y))
  102. LIBS := $(addprefix $(obj)/,$(LIBS-y))
  103. # Linker Script
  104. ifdef CONFIG_SPL_LDSCRIPT
  105. # need to strip off double quotes
  106. LDSCRIPT := $(addprefix $(SRCTREE)/,$(CONFIG_SPL_LDSCRIPT:"%"=%))
  107. endif
  108. ifeq ($(wildcard $(LDSCRIPT)),)
  109. LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-spl.lds
  110. endif
  111. ifeq ($(wildcard $(LDSCRIPT)),)
  112. LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-spl.lds
  113. endif
  114. ifeq ($(wildcard $(LDSCRIPT)),)
  115. LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot-spl.lds
  116. endif
  117. ifeq ($(wildcard $(LDSCRIPT)),)
  118. $(error could not find linker script)
  119. endif
  120. # Special flags for CPP when processing the linker script.
  121. # Pass the version down so we can handle backwards compatibility
  122. # on the fly.
  123. LDPPFLAGS += \
  124. -include $(TOPDIR)/include/u-boot/u-boot.lds.h \
  125. -include $(OBJTREE)/include/config.h \
  126. -DCPUDIR=$(CPUDIR) \
  127. $(shell $(LD) --version | \
  128. sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
  129. $(OBJTREE)/MLO: $(obj)/u-boot-spl.bin
  130. $(OBJTREE)/tools/mkimage -T omapimage \
  131. -a $(CONFIG_SPL_TEXT_BASE) -d $< $@
  132. $(OBJTREE)/MLO.byteswap: $(obj)/u-boot-spl.bin
  133. $(OBJTREE)/tools/mkimage -T omapimage -n byteswap \
  134. -a $(CONFIG_SPL_TEXT_BASE) -d $< $@
  135. $(objtree)/SPL : $(obj)/u-boot-spl.bin
  136. $(MAKE) $(build)=spl/arch/arm/imx-common $@
  137. ALL-y += $(obj)/$(SPL_BIN).bin
  138. ifdef CONFIG_SAMSUNG
  139. ALL-y += $(obj)/$(BOARD)-spl.bin
  140. endif
  141. all: $(ALL-y)
  142. ifdef CONFIG_SAMSUNG
  143. ifdef CONFIG_VAR_SIZE_SPL
  144. VAR_SIZE_PARAM = --vs
  145. else
  146. VAR_SIZE_PARAM =
  147. endif
  148. $(obj)/$(BOARD)-spl.bin: $(obj)/u-boot-spl.bin
  149. $(if $(wildcard $(OBJTREE)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl),\
  150. $(OBJTREE)/spl/board/samsung/$(BOARD)/tools/mk$(BOARD)spl,\
  151. $(OBJTREE)/tools/mkexynosspl) $(VAR_SIZE_PARAM) $< $@
  152. endif
  153. $(obj)/$(SPL_BIN).bin: $(obj)/$(SPL_BIN)
  154. $(OBJCOPY) $(OBJCFLAGS) $(SPL_OBJCFLAGS) -O binary $< $@
  155. LDFLAGS_$(SPL_BIN) += -T u-boot-spl.lds $(LDFLAGS_FINAL)
  156. ifneq ($(CONFIG_SPL_TEXT_BASE),)
  157. LDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_SPL_TEXT_BASE)
  158. endif
  159. GEN_UBOOT = \
  160. cd $(obj) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) $(__START) \
  161. --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
  162. -Map $(SPL_BIN).map -o $(SPL_BIN)
  163. $(obj)/$(SPL_BIN): $(START) $(LIBS) $(obj)/u-boot-spl.lds
  164. $(GEN_UBOOT)
  165. $(START):
  166. @:
  167. $(LIBS):
  168. $(Q)$(MAKE) $(build)=$(patsubst %/,%,$(dir $@))
  169. # FIX ME
  170. cpp_flags := $(KBUILD_CPPFLAGS) $(CPPFLAGS) $(UBOOTINCLUDE) $(NOSTDINC_FLAGS)
  171. $(obj)/u-boot-spl.lds: $(LDSCRIPT) FORCE
  172. $(CPP) $(cpp_flags) $(LDPPFLAGS) -I$(obj). -ansi -D__ASSEMBLY__ -P - < $< > $@
  173. PHONY += FORCE
  174. FORCE:
  175. # Declare the contents of the .PHONY variable as phony. We keep that
  176. # information in a variable so we can use it in if_changed and friends.
  177. .PHONY: $(PHONY)