arch/x86/entry/syscalls/Makefile

   1 out := $(obj)/../../include/generated/asm
   2 uapi := $(obj)/../../include/generated/uapi/asm
   3
   4 # Create output directory if not already present
   5 _dummy := $(shell [ -d '$(out)' ] || mkdir -p '$(out)') \
   6           $(shell [ -d '$(uapi)' ] || mkdir -p '$(uapi)')
   7
   8 syscall32 := $(srctree)/$(src)/syscall_32.tbl
   9 syscall64 := $(srctree)/$(src)/syscall_64.tbl
  10
  11 syshdr := $(srctree)/$(src)/syscallhdr.sh
  12 systbl := $(srctree)/$(src)/syscalltbl.sh
  13
  14 quiet_cmd_syshdr = SYSHDR  $@
  15       cmd_syshdr = $(CONFIG_SHELL) '$(syshdr)' '$<' '$@' \
  16                    '$(syshdr_abi_$(basetarget))' \
  17                    '$(syshdr_pfx_$(basetarget))' \
  18                    '$(syshdr_offset_$(basetarget))'
  19 quiet_cmd_systbl = SYSTBL  $@
  20       cmd_systbl = $(CONFIG_SHELL) '$(systbl)' $< $@
  21
  22 quiet_cmd_hypercalls = HYPERCALLS $@
  23       cmd_hypercalls = $(CONFIG_SHELL) '$<' $@ $(filter-out $<,$^)
  24
  25 syshdr_abi_unistd_32 := i386
  26 $(uapi)/unistd_32.h: $(syscall32) $(syshdr)
  27         $(call if_changed,syshdr)
  28
  29 syshdr_abi_unistd_32_ia32 := i386
  30 syshdr_pfx_unistd_32_ia32 := ia32_
  31 $(out)/unistd_32_ia32.h: $(syscall32) $(syshdr)
  32         $(call if_changed,syshdr)
  33
  34 syshdr_abi_unistd_x32 := common,x32
  35 syshdr_offset_unistd_x32 := __X32_SYSCALL_BIT
  36 $(uapi)/unistd_x32.h: $(syscall64) $(syshdr)
  37         $(call if_changed,syshdr)
  38
  39 syshdr_abi_unistd_64 := common,64
  40 $(uapi)/unistd_64.h: $(syscall64) $(syshdr)
  41         $(call if_changed,syshdr)
  42
  43 syshdr_abi_unistd_64_x32 := x32
  44 syshdr_pfx_unistd_64_x32 := x32_
  45 $(out)/unistd_64_x32.h: $(syscall64) $(syshdr)
  46         $(call if_changed,syshdr)
  47
  48 $(out)/syscalls_32.h: $(syscall32) $(systbl)
  49         $(call if_changed,systbl)
  50 $(out)/syscalls_64.h: $(syscall64) $(systbl)
  51         $(call if_changed,systbl)
  52
  53 $(out)/xen-hypercalls.h: $(srctree)/scripts/xen-hypercalls.sh
  54         $(call if_changed,hypercalls)
  55
  56 $(out)/xen-hypercalls.h: $(srctree)/include/xen/interface/xen*.h
  57
  58 uapisyshdr-y                    += unistd_32.h unistd_64.h unistd_x32.h
  59 syshdr-y                        += syscalls_32.h
  60 syshdr-$(CONFIG_X86_64)         += unistd_32_ia32.h unistd_64_x32.h
  61 syshdr-$(CONFIG_X86_64)         += syscalls_64.h
  62 syshdr-$(CONFIG_XEN)            += xen-hypercalls.h
  63
  64 targets += $(uapisyshdr-y) $(syshdr-y)
  65
  66 PHONY += all
  67 all: $(addprefix $(uapi)/,$(uapisyshdr-y))
  68 all: $(addprefix $(out)/,$(syshdr-y))
  69         @: