arch/x86/syscalls/Makefile

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