LXR linux/arch/arm/tools/Makefile

   1# SPDX-License-Identifier: GPL-2.0
   2#
   3# linux/arch/arm/tools/Makefile
   4#
   5# Copyright (C) 2001 Russell King
   6#
   7
   8gen := arch/$(ARCH)/include/generated
   9kapi := $(gen)/asm
  10uapi := $(gen)/uapi/asm
  11syshdr := $(srctree)/scripts/syscallhdr.sh
  12sysnr := $(srctree)/$(src)/syscallnr.sh
  13systbl := $(srctree)/scripts/syscalltbl.sh
  14syscall := $(src)/syscall.tbl
  15
  16gen-y := $(gen)/calls-oabi.S
  17gen-y += $(gen)/calls-eabi.S
  18kapi-hdrs-y := $(kapi)/unistd-nr.h
  19kapi-hdrs-y += $(kapi)/mach-types.h
  20uapi-hdrs-y += $(uapi)/unistd-oabi.h
  21uapi-hdrs-y += $(uapi)/unistd-eabi.h
  22
  23targets += $(addprefix ../../../,$(gen-y) $(kapi-hdrs-y) $(uapi-hdrs-y))
  24
  25PHONY += kapi uapi
  26
  27kapi:   $(kapi-hdrs-y) $(gen-y)
  28
  29uapi:   $(uapi-hdrs-y)
  30
  31# Create output directory if not already present
  32_dummy := $(shell [ -d '$(kapi)' ] || mkdir -p '$(kapi)') \
  33          $(shell [ -d '$(uapi)' ] || mkdir -p '$(uapi)')
  34
  35quiet_cmd_gen_mach = GEN     $@
  36      cmd_gen_mach = mkdir -p $(dir $@) && \
  37                     $(AWK) -f $(filter-out $(PHONY),$^) > $@
  38
  39$(kapi)/mach-types.h: $(src)/gen-mach-types $(src)/mach-types FORCE
  40        $(call if_changed,gen_mach)
  41
  42quiet_cmd_syshdr = SYSHDR  $@
  43      cmd_syshdr = $(CONFIG_SHELL) $(syshdr) --abis $(abis) \
  44                   --offset __NR_SYSCALL_BASE $< $@
  45
  46quiet_cmd_systbl = SYSTBL  $@
  47      cmd_systbl = $(CONFIG_SHELL) $(systbl) --abis $(abis) $< $@
  48
  49quiet_cmd_sysnr  = SYSNR   $@
  50      cmd_sysnr  = $(CONFIG_SHELL) '$(sysnr)' '$<' '$@' \
  51                   '$(syshdr_abi_$(basetarget))'
  52
  53$(uapi)/unistd-oabi.h: abis := common,oabi
  54$(uapi)/unistd-oabi.h: $(syscall) $(syshdr) FORCE
  55        $(call if_changed,syshdr)
  56
  57$(uapi)/unistd-eabi.h: abis := common,eabi
  58$(uapi)/unistd-eabi.h: $(syscall) $(syshdr) FORCE
  59        $(call if_changed,syshdr)
  60
  61sysnr_abi_unistd-nr := common,oabi,eabi,compat
  62$(kapi)/unistd-nr.h: $(syscall) $(sysnr) FORCE
  63        $(call if_changed,sysnr)
  64
  65$(gen)/calls-oabi.S: abis := common,oabi
  66$(gen)/calls-oabi.S: $(syscall) $(systbl) FORCE
  67        $(call if_changed,systbl)
  68
  69$(gen)/calls-eabi.S: abis := common,eabi
  70$(gen)/calls-eabi.S: $(syscall) $(systbl) FORCE
  71        $(call if_changed,systbl)
  72