Makefile 6.0 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 := $(subst ",,$(CONFIG_SPL_START_S_PATH))
  35. else
  36. START_PATH := $(CPUDIR)
  37. endif
  38. START := $(START_PATH)/start.o
  39. ifeq ($(CPU),x86)
  40. START += $(START_PATH)/start16.o
  41. START += $(START_PATH)/resetvec.o
  42. endif
  43. ifeq ($(CPU),ppc4xx)
  44. START += $(START_PATH)/resetvec.o
  45. endif
  46. ifeq ($(CPU),mpc85xx)
  47. START += $(START_PATH)/resetvec.o
  48. endif
  49. LIBS-y += arch/$(ARCH)/lib/lib$(ARCH).o
  50. LIBS-y += $(CPUDIR)/lib$(CPU).o
  51. ifeq ($(CPU),mpc83xx)
  52. LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
  53. endif
  54. ifeq ($(CPU),mpc85xx)
  55. LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
  56. ifdef CONFIG_SPL_MPC8XXX_INIT_DDR_SUPPORT
  57. LIBS-y += arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
  58. endif
  59. endif
  60. ifeq ($(CPU),mpc86xx)
  61. LIBS-y += arch/powerpc/cpu/mpc8xxx/lib8xxx.o
  62. endif
  63. ifdef SOC
  64. LIBS-y += $(CPUDIR)/$(SOC)/lib$(SOC).o
  65. endif
  66. LIBS-y += board/$(BOARDDIR)/lib$(BOARD).o
  67. LIBS-$(HAVE_VENDOR_COMMON_LIB) += board/$(VENDOR)/common/lib$(VENDOR).o
  68. LIBS-$(CONFIG_SPL_FRAMEWORK) += common/spl/libspl.o
  69. LIBS-$(CONFIG_SPL_LIBCOMMON_SUPPORT) += common/libcommon.o
  70. LIBS-$(CONFIG_SPL_LIBDISK_SUPPORT) += disk/libdisk.o
  71. LIBS-$(CONFIG_SPL_I2C_SUPPORT) += drivers/i2c/libi2c.o
  72. LIBS-$(CONFIG_SPL_GPIO_SUPPORT) += drivers/gpio/libgpio.o
  73. LIBS-$(CONFIG_SPL_MMC_SUPPORT) += drivers/mmc/libmmc.o
  74. LIBS-$(CONFIG_SPL_SERIAL_SUPPORT) += drivers/serial/libserial.o
  75. LIBS-$(CONFIG_SPL_SPI_FLASH_SUPPORT) += drivers/mtd/spi/libspi_flash.o
  76. LIBS-$(CONFIG_SPL_SPI_SUPPORT) += drivers/spi/libspi.o
  77. LIBS-$(CONFIG_SPL_FAT_SUPPORT) += fs/fat/libfat.o
  78. LIBS-$(CONFIG_SPL_LIBGENERIC_SUPPORT) += lib/libgeneric.o
  79. LIBS-$(CONFIG_SPL_POWER_SUPPORT) += drivers/power/libpower.o
  80. LIBS-$(CONFIG_SPL_NAND_SUPPORT) += drivers/mtd/nand/libnand.o
  81. LIBS-$(CONFIG_SPL_ONENAND_SUPPORT) += drivers/mtd/onenand/libonenand.o
  82. LIBS-$(CONFIG_SPL_DMA_SUPPORT) += drivers/dma/libdma.o
  83. LIBS-$(CONFIG_SPL_POST_MEM_SUPPORT) += post/drivers/memory.o
  84. LIBS-$(CONFIG_SPL_NET_SUPPORT) += net/libnet.o
  85. LIBS-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/libnet.o
  86. LIBS-$(CONFIG_SPL_ETH_SUPPORT) += drivers/net/phy/libphy.o
  87. LIBS-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/net/phy/libphy.o
  88. LIBS-$(CONFIG_SPL_MUSB_NEW_SUPPORT) += drivers/usb/musb-new/libusb_musb-new.o
  89. LIBS-$(CONFIG_SPL_USBETH_SUPPORT) += drivers/usb/gadget/libusb_gadget.o
  90. ifneq ($(CONFIG_OMAP_COMMON),)
  91. LIBS-y += $(CPUDIR)/omap-common/libomap-common.o
  92. endif
  93. ifneq (,$(CONFIG_MX23)$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35))
  94. LIBS-y += arch/$(ARCH)/imx-common/libimx-common.o
  95. endif
  96. ifneq ($(CONFIG_TEGRA),)
  97. LIBS-y += arch/$(ARCH)/cpu/$(SOC)-common/lib$(SOC)-common.o
  98. LIBS-y += arch/$(ARCH)/cpu/tegra-common/libcputegra-common.o
  99. LIBS-y += $(CPUDIR)/tegra-common/libtegra-common.o
  100. endif
  101. ifneq ($(CONFIG_MX23)$(CONFIG_MX35),)
  102. LIBS-y += arch/$(ARCH)/imx-common/libimx-common.o
  103. endif
  104. ifeq ($(SOC),exynos)
  105. LIBS-y += $(CPUDIR)/s5p-common/libs5p-common.o
  106. endif
  107. # Add GCC lib
  108. ifeq ("$(USE_PRIVATE_LIBGCC)", "yes")
  109. PLATFORM_LIBGCC = $(SPLTREE)/arch/$(ARCH)/lib/libgcc.o
  110. PLATFORM_LIBS := $(filter-out %/libgcc.o, $(filter-out -lgcc, $(PLATFORM_LIBS))) $(PLATFORM_LIBGCC)
  111. endif
  112. START := $(addprefix $(SPLTREE)/,$(START))
  113. LIBS := $(addprefix $(SPLTREE)/,$(sort $(LIBS-y)))
  114. __START := $(subst $(obj),,$(START))
  115. __LIBS := $(subst $(obj),,$(LIBS))
  116. # Linker Script
  117. ifdef CONFIG_SPL_LDSCRIPT
  118. # need to strip off double quotes
  119. LDSCRIPT := $(addprefix $(SRCTREE)/,$(subst ",,$(CONFIG_SPL_LDSCRIPT)))
  120. endif
  121. ifeq ($(wildcard $(LDSCRIPT)),)
  122. LDSCRIPT := $(TOPDIR)/board/$(BOARDDIR)/u-boot-spl.lds
  123. endif
  124. ifeq ($(wildcard $(LDSCRIPT)),)
  125. LDSCRIPT := $(TOPDIR)/$(CPUDIR)/u-boot-spl.lds
  126. endif
  127. ifeq ($(wildcard $(LDSCRIPT)),)
  128. LDSCRIPT := $(TOPDIR)/arch/$(ARCH)/cpu/u-boot-spl.lds
  129. endif
  130. ifeq ($(wildcard $(LDSCRIPT)),)
  131. $(error could not find linker script)
  132. endif
  133. # Special flags for CPP when processing the linker script.
  134. # Pass the version down so we can handle backwards compatibility
  135. # on the fly.
  136. LDPPFLAGS += \
  137. -include $(TOPDIR)/include/u-boot/u-boot.lds.h \
  138. -include $(OBJTREE)/include/config.h \
  139. -DCPUDIR=$(CPUDIR) \
  140. $(shell $(LD) --version | \
  141. sed -ne 's/GNU ld version \([0-9][0-9]*\)\.\([0-9][0-9]*\).*/-DLD_MAJOR=\1 -DLD_MINOR=\2/p')
  142. $(OBJTREE)/MLO: $(obj)u-boot-spl.bin
  143. $(OBJTREE)/tools/mkimage -T omapimage \
  144. -a $(CONFIG_SPL_TEXT_BASE) -d $< $@
  145. $(OBJTREE)/MLO.byteswap: $(obj)u-boot-spl.bin
  146. $(OBJTREE)/tools/mkimage -T omapimage -n byteswap \
  147. -a $(CONFIG_SPL_TEXT_BASE) -d $< $@
  148. $(OBJTREE)/SPL : $(obj)u-boot-spl.bin depend
  149. $(MAKE) -C $(SRCTREE)/arch/arm/imx-common $@
  150. ALL-y += $(obj)$(SPL_BIN).bin
  151. ifdef CONFIG_SAMSUNG
  152. ALL-y += $(obj)$(BOARD)-spl.bin
  153. endif
  154. all: $(ALL-y)
  155. ifdef CONFIG_SAMSUNG
  156. $(obj)$(BOARD)-spl.bin: $(obj)u-boot-spl.bin
  157. $(OBJTREE)/tools/mk$(BOARD)spl \
  158. $(obj)u-boot-spl.bin $(obj)$(BOARD)-spl.bin
  159. endif
  160. $(obj)$(SPL_BIN).bin: $(obj)$(SPL_BIN)
  161. $(OBJCOPY) $(OBJCFLAGS) -O binary $< $@
  162. GEN_UBOOT = \
  163. cd $(obj) && $(LD) $(LDFLAGS) $(LDFLAGS_$(@F)) $(__START) \
  164. --start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
  165. -Map $(SPL_BIN).map -o $(SPL_BIN)
  166. $(obj)$(SPL_BIN): depend $(START) $(LIBS) $(obj)u-boot-spl.lds
  167. $(GEN_UBOOT)
  168. $(START): depend
  169. $(MAKE) -C $(SRCTREE)/$(START_PATH) $@
  170. $(LIBS): depend
  171. $(MAKE) -C $(SRCTREE)$(dir $(subst $(SPLTREE),,$@))
  172. $(obj)u-boot-spl.lds: $(LDSCRIPT) depend
  173. $(CPP) $(CPPFLAGS) $(LDPPFLAGS) -I$(obj). -ansi -D__ASSEMBLY__ -P - < $< > $@
  174. depend: $(obj).depend
  175. .PHONY: depend
  176. # defines $(obj).depend target
  177. include $(SRCTREE)/rules.mk