Makefile

   1 #
   2 # src/kernel/Makefile
   3 #
   4
   5 TARGET = arm-crux-linux-gnueabihf
   6
   7 PWD = $(shell pwd)
   8 WORK = $(PWD)/work
   9 CROSSTOOLS = $(PWD)/../../toolchain/crosstools
  10
  11 KERNEL_VERSION = 4.9.6
  12
  13 .PHONY: all clean image modules map config
  14
  15 all: dtb image modules map
  16
  17 clean: dtb-clean image-clean modules-clean map-clean
  18
  19 distclean: clean dtb-distclean image-distclean modules-distclean map-distclean
  20
  21 $(WORK)/linux-$(KERNEL_VERSION).tar.xz:
  22         wget -P $(WORK) https://www.kernel.org/pub/linux/kernel/v4.x/linux-$(KERNEL_VERSION).tar.xz
  23
  24 $(WORK)/linux-$(KERNEL_VERSION): $(WORK)/linux-$(KERNEL_VERSION).tar.xz config-$(KERNEL_VERSION)
  25         tar -C $(WORK) -xvf $(WORK)/linux-$(KERNEL_VERSION).tar.xz
  26         sed -e 's|LINUX_COMPILE_BY=.*|LINUX_COMPILE_BY=devel|g' -e 's|`hostname`|crux-arm.nu|g' -i $(WORK)/linux-$(KERNEL_VERSION)/scripts/mkcompile_h
  27         cd $(WORK)/linux-$(KERNEL_VERSION) && \
  28                 make mrproper && \
  29                 cp -v $(PWD)/config-$(KERNEL_VERSION) .config && \
  30         touch $(WORK)/linux-$(KERNEL_VERSION)
  31
  32 $(WORK)/zImage-$(KERNEL_VERSION): $(WORK)/linux-$(KERNEL_VERSION)
  33         cd $(WORK)/linux-$(KERNEL_VERSION) && \
  34                 export PATH=$(CROSSTOOLS)/bin:$$PATH && \
  35                 export LD_LIBRARY_PATH=$(CROSSTOOLS)/lib:$$LD_LIBRARY_PATH && \
  36                 make ARCH=arm CROSS_COMPILE=$(TARGET)- zImage
  37         cp -v $(WORK)/linux-$(KERNEL_VERSION)/arch/arm/boot/zImage $(WORK)/zImage-$(KERNEL_VERSION)
  38         touch $(WORK)/zImage-$(KERNEL_VERSION)
  39
  40 image: $(WORK)/zImage-$(KERNEL_VERSION)
  41
  42 image-clean:
  43         rm -vrf $(WORK)/linux-$(KERNEL_VERSION) $(WORK)/zImage-$(KERNEL_VERSION)
  44
  45 image-distclean: image-clean
  46
  47 $(WORK)/vexpress-v2p-ca9.dtb: image
  48         cd $(WORK)/linux-$(KERNEL_VERSION) && \
  49                 export PATH=$(CROSSTOOLS)/bin:$$PATH && \
  50                 export LD_LIBRARY_PATH=$(CROSSTOOLS)/lib:$$LD_LIBRARY_PATH && \
  51                 make ARCH=arm CROSS_COMPILE=$(TARGET)- vexpress-v2p-ca9.dtb
  52         cp -v $(WORK)/linux-$(KERNEL_VERSION)/arch/arm/boot/dts/vexpress-v2p-ca9.dtb $(WORK)/
  53         touch $(WORK)/zImage-$(KERNEL_VERSION)
  54
  55 dtb: $(WORK)/vexpress-v2p-ca9.dtb
  56
  57 dtb-clean:
  58         rm -vrf $(WORK)/vexpress-v2p-ca9.dtb
  59
  60 dtb-distclean: dtb-clean
  61
  62 $(WORK)/modules-$(KERNEL_VERSION): $(WORK)/linux-$(KERNEL_VERSION)
  63         cd $(WORK)/linux-$(KERNEL_VERSION) && \
  64                 export PATH=$(CROSSTOOLS)/bin:$$PATH && \
  65                 export LD_LIBRARY_PATH=$(LD_LIBRARY_PATH)/lib:$$LD_LIBRARY_PATH && \
  66                 make ARCH=arm CROSS_COMPILE=$(TARGET)- modules && \
  67                 make ARCH=arm CROSS_COMPILE=$(TARGET)- INSTALL_MOD_PATH=$(WORK)/modules-$(KERNEL_VERSION) modules_install
  68         rm -f $(WORK)/modules-$(KERNEL_VERSION)/lib/modules/$(KERNEL_VERSION)/{source,build}
  69         touch $(WORK)/modules-$(KERNEL_VERSION)
  70
  71 $(WORK)/modules-$(KERNEL_VERSION).tar.xz: $(WORK)/modules-$(KERNEL_VERSION)
  72         cd $(WORK)/modules-$(KERNEL_VERSION) && \
  73                 tar cvJf $(WORK)/modules-$(KERNEL_VERSION).tar.xz *
  74         touch $(WORK)/modules-$(KERNEL_VERSION).tar.xz
  75
  76 modules: $(WORK)/modules-$(KERNEL_VERSION).tar.xz
  77
  78 modules-clean:
  79         rm -vrf $(WORK)/modules-$(KERNEL_VERSION) $(WORK)/modules-$(KERNEL_VERSION).tar.xz
  80
  81 modules-distclean: modules-clean
  82
  83 $(WORK)/System.map-$(KERNEL_VERSION): $(WORK)/linux-$(KERNEL_VERSION)
  84         cp $(WORK)/linux-$(KERNEL_VERSION)/System.map $(WORK)/System.map-$(KERNEL_VERSION)
  85         touch $(WORK)/System.map-$(KERNEL_VERSION)
  86
  87 map: $(WORK)/System.map-$(KERNEL_VERSION)
  88
  89 map-clean:
  90         rm -vrf $(WORK)/System.map-$(KERNEL_VERSION)
  91
  92 map-distclean: map-clean
  93
  94 config: $(WORK)/linux-$(KERNEL_VERSION)
  95         cd $(WORK)/linux-$(KERNEL_VERSION) && \
  96                 export PATH=$(CROSSTOOLS)/bin:$$PATH && \
  97                 export LD_LIBRARY_PATH=$(CROSSTOOLS)/lib:$$LD_LIBRARY_PATH && \
  98                 make ARCH=arm CROSS_COMPILE=$(TARGET)- menuconfig
  99         touch $(WORK)/linux-$(KERNEL_VERSION)
 100
 101 # End of file