testsuite/module-playground/Makefile

   1 ifneq ($(KERNELRELEASE),)
   2 # kbuild part of makefile
   3
   4 ifneq ($(KMOD_TESTSUITE_ARCH_BUILD),1)
   5 obj-m := mod-simple.o
   6
   7 # mod-foo depends on foo-x, and foo-x modules don't depend
   8 # on anyone
   9 obj-m += mod-foo-a.o
  10 obj-m += mod-foo-b.o
  11 obj-m += mod-foo-c.o
  12 obj-m += mod-foo.o
  13
  14 # mod-loop: create loops in dependencies:
  15 # 1) mod-loop-a  ->  mod-loop-b -> mod-loop-c -> mod-loop-a
  16 #     |-> mod-loop-f    |-> mod-loop-f
  17 #     \-> mod-loop-g    \-> mod-loop-g
  18 # 2) mod-loop-d -> mod-loop-e -> mod-loop-d
  19 # 3.1) mod-loop-h -> mod-loop-i -> mod-loop-j -> mod-loop-h
  20 # 3.2) mod-loop-h -> mod-loop-i -> mod-loop-j -> mod-loop-k -> mod-loop-h
  21
  22 obj-m += mod-loop-a.o
  23 obj-m += mod-loop-b.o
  24 obj-m += mod-loop-c.o
  25 obj-m += mod-loop-d.o
  26 obj-m += mod-loop-e.o
  27 obj-m += mod-loop-f.o
  28 obj-m += mod-loop-g.o
  29 obj-m += mod-loop-h.o
  30 obj-m += mod-loop-i.o
  31 obj-m += mod-loop-j.o
  32 obj-m += mod-loop-k.o
  33
  34 # mod-fake-*: fake the respective modules in kernel with these aliases. Aliases
  35 # list was taken from 3.5.4
  36 obj-m += mod-fake-hpsa.o
  37 obj-m += mod-fake-scsi-mod.o
  38 obj-m += mod-fake-cciss.o
  39
  40 else
  41 # only build ARCH-specific module
  42 ifeq ($(ARCH),)
  43     $(error ARCH must be set to a valid architecture)
  44 endif
  45 obj-m := mod-simple-$(ARCH).o
  46 endif
  47
  48 else
  49 # normal makefile
  50 KDIR ?= $(module_prefix)/lib/modules/`uname -r`/build
  51 KVER ?= `uname -r`
  52 ifeq ($(FAKE_BUILD),)
  53     FAKE_BUILD=0
  54 endif
  55
  56 ARCH_SPECIFIC_MODULES := mod-simple-x86_64.ko mod-simple-i386.ko mod-simple-sparc64.ko
  57 MY_MODULES := $(filter-out $(ARCH_SPECIFIC_MODULES),$(wildcard *.ko))
  58
  59 default: modules arch-modules
  60
  61 mod-simple-%.ko: mod-simple-%.c Makefile.arch
  62         $(eval arch=$(patsubst mod-simple-%.ko,%,$@))
  63         $(MAKE) KDIR=$(KDIR_$(arch)) ARCH=$(arch) CROSS_COMPILE=$(CROSS_COMPILE_$(arch)) -f Makefile.arch
  64
  65 ifeq ($(FAKE_BUILD),0)
  66 modules:
  67         $(MAKE) -C $(KDIR) M=$$PWD
  68 else
  69 modules:
  70         @echo "  CP       cache/*.ko"
  71         @cp cache/*.ko .
  72 endif
  73
  74 arch-modules: $(ARCH_SPECIFIC_MODULES)
  75
  76 clean:
  77         test -z "$(MY_MODULES)" || rm -rf $(MY_MODULES) || true
  78         rm -rf .tmp_versions || true
  79         rm -rf .*.cmd *.mod.c || true
  80         rm -rf *.o || true
  81         rm -rf Module.symvers modules.order
  82
  83 endif