GNU ARM汇编--(十七)u-boot的makefile和mkconfig解读

时间：11-26 来源：互联网点击：

16. 1. 二个地方没找到，就找第三个地方:其中CPUDIR是在顶层的config.mk中定义的，在arch/arm/cpu/arm920t中找这个目录也没有
  2. #第三个地方没找到，就找第四个地方:arch/arm/cpu/u-boot.lds，这里就找到了！！！！
  3. ##########################################################################################
  5. #########################################################################
  6. #U-Bootobjects....orderisimportant(i.e.startmustbefirst)
  8. OBJS=$(CPUDIR)/start.o
  9. ifeq($(CPU),x86)
  10. OBJS+=$(CPUDIR)/start16.o
  11. OBJS+=$(CPUDIR)/resetvec.o
  12. endif
  13. ifeq($(CPU),ppc4xx)
  14. OBJS+=$(CPUDIR)/resetvec.o
  15. endif
  16. ifeq($(CPU),mpc85xx)
  17. OBJS+=$(CPUDIR)/resetvec.o
  18. endif
  20. OBJS:=$(addprefix$(obj),$(OBJS))
  21. #####################################
  22. #为OBJS增加前缀,其中obj在顶层目录的config.mk中定义,这里根据实际情况OBJS就是arch/arm/cpu/arm920t/start.o
  23. #####################################
  25. LIBS=lib/libgeneric.o
  26. LIBS+=lib/lzma/liblzma.o
  27. LIBS+=lib/lzo/liblzo.o
  28. LIBS+=lib/zlib/libz.o
  29. ifeq($(CONFIG_TIZEN),y)
  30. LIBS+=lib/tizen/libtizen.o
  31. endif
  32. LIBS+=$(shellif[-fboard/$(VENDOR)/common/Makefile];thenecho
  33. "board/$(VENDOR)/common/lib$(VENDOR).o";fi)
  34. LIBS+=$(CPUDIR)/lib$(CPU).o
  35. ifdefSOC
  36. LIBS+=$(CPUDIR)/$(SOC)/lib$(SOC).o
  37. endif
  38. ifeq($(CPU),ixp)
  39. LIBS+=arch/arm/cpu/ixp/npe/libnpe.o
  40. endif
  41. ifeq($(CONFIG_OF_EMBED),y)
  42. LIBS+=dts/libdts.o
  43. endif
  44. LIBS+=arch/$(ARCH)/lib/lib$(ARCH).o
  45. LIBS+=fs/cramfs/libcramfs.ofs/fat/libfat.ofs/fdos/libfdos.ofs/jffs2/libjffs2.o
  46. fs/reiserfs/libreiserfs.ofs/ext2/libext2fs.ofs/yaffs2/libyaffs2.o
  47. fs/ubifs/libubifs.o
  48. LIBS+=net/libnet.o
  49. LIBS+=disk/libdisk.o
  50. LIBS+=drivers/bios_emulator/libatibiosemu.o
  51. LIBS+=drivers/block/libblock.o
  52. LIBS+=drivers/dma/libdma.o
  53. LIBS+=drivers/fpga/libfpga.o
  54. LIBS+=drivers/gpio/libgpio.o
  55. LIBS+=drivers/hwmon/libhwmon.o
  56. LIBS+=drivers/i2c/libi2c.o
  57. LIBS+=drivers/input/libinput.o
  58. LIBS+=drivers/misc/libmisc.o
  59. LIBS+=drivers/mmc/libmmc.o
  60. LIBS+=drivers/mtd/libmtd.o
  61. LIBS+=drivers/mtd/nand/libnand.o
  62. LIBS+=drivers/mtd/onenand/libonenand.o
  63. LIBS+=drivers/mtd/ubi/libubi.o
  64. LIBS+=drivers/mtd/spi/libspi_flash.o
  65. LIBS+=drivers/net/libnet.o
  66. LIBS+=drivers/net/phy/libphy.o
  67. LIBS+=drivers/pci/libpci.o
  68. LIBS+=drivers/pcmcia/libpcmcia.o
  69. LIBS+=drivers/power/libpower.o
  70. LIBS+=drivers/spi/libspi.o
  71. ifeq($(CPU),mpc83xx)
  72. LIBS+=drivers/qe/libqe.o
  73. LIBS+=arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
  74. LIBS+=arch/powerpc/cpu/mpc8xxx/lib8xxx.o
  75. endif
  76. ifeq($(CPU),mpc85xx)
  77. LIBS+=drivers/qe/libqe.o
  78. LIBS+=drivers/net/fm/libfm.o
  79. LIBS+=arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
  80. LIBS+=arch/powerpc/cpu/mpc8xxx/lib8xxx.o
  81. endif
  82. ifeq($(CPU),mpc86xx)
  83. LIBS+=arch/powerpc/cpu/mpc8xxx/ddr/libddr.o
  84. LIBS+=arch/powerpc/cpu/mpc8xxx/lib8xxx.o
  85. endif
  86. LIBS+=drivers/rtc/librtc.o
  87. LIBS+=drivers/serial/libserial.o
  88. ifeq($(CONFIG_GENERIC_LPC_TPM),y)
  89. LIBS+=drivers/tpm/libtpm.o
  90. endif
  91. LIBS+=drivers/twserial/libtws.o
  92. LIBS+=drivers/usb/eth/libusb_eth.o
  93. LIBS+=drivers/usb/gadget/libusb_gadget.o
  94. LIBS+=drivers/usb/host/libusb_host.o
  95. LIBS+=drivers/usb/musb/libusb_musb.o
  96. LIBS+=drivers/usb/phy/libusb_phy.o
  97. LIBS+=drivers/usb/ulpi/libusb_ulpi.o
  98. LIBS+=drivers/video/libvideo.o
  99. LIBS+=drivers/watchdog/libwatchdog.o
  100. LIBS+=common/libcommon.o
  101. LIBS+=lib/libfdt/libfdt.o
  102. LIBS+=api/libapi.o
  103. LIBS+=post/libpost.o
  105. ifneq($(CONFIG_AM33XX)$(CONFIG_OMAP34XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX),)
  106. LIBS+=$(CPUDIR)/omap-common/libomap-common.o
  107. endif
  109. ifeq($(SOC),mx5)
  110. LIBS+=$(CPUDIR)/imx-common/libimx-common.o
  111. endif
  112. ifeq($(SOC),mx6)
  113. LIBS+=$(CPUDIR)/imx-common/libimx-common.o
  114. endif
  116. ifeq($(SOC),s5pc1xx)
  117. LIBS+=$(CPUDIR)/s5p-common/libs5p-common.o
  118. endif
  119. ifeq($(SOC),exynos)
  120. LIBS+=$(CPUDIR)/s5p-common/libs5p-common.o
  121. endif
  123. LIBS:=$(addprefix$(obj),$(sort$(LIBS)))
  124. ########################################
  125. #将LIBS排序后为LIBS增加前缀
  126. #########################################
  127. .PHONY:$(LIBS)
  129. LIBBOARD=board/$(BOARDDIR)

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