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 := $(srctree)/$(src)/syscallhdr.sh 12sysnr := $(srctree)/$(src)/syscallnr.sh 13systbl := $(srctree)/$(src)/syscalltbl.sh 14syscall := $(srctree)/$(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-common.h 21uapi-hdrs-y += $(uapi)/unistd-oabi.h 22uapi-hdrs-y += $(uapi)/unistd-eabi.h 23 24targets += $(addprefix ../../../,$(gen-y) $(kapi-hdrs-y) $(uapi-hdrs-y)) 25 26PHONY += kapi uapi 27 28kapi: $(kapi-hdrs-y) $(gen-y) 29 30uapi: $(uapi-hdrs-y) 31 32# Create output directory if not already present 33_dummy := $(shell [ -d '$(kapi)' ] || mkdir -p '$(kapi)') \ 34 $(shell [ -d '$(uapi)' ] || mkdir -p '$(uapi)') 35 36quiet_cmd_gen_mach = GEN $@ 37 cmd_gen_mach = mkdir -p $(dir $@) && \ 38 $(AWK) -f $(filter-out $(PHONY),$^) > $@ || \ 39 { rm -f $@; /bin/false; } 40 41$(kapi)/mach-types.h: $(src)/gen-mach-types $(src)/mach-types FORCE 42 $(call if_changed,gen_mach) 43 44quiet_cmd_syshdr = SYSHDR $@ 45 cmd_syshdr = $(CONFIG_SHELL) '$(syshdr)' '$<' '$@' \ 46 '$(syshdr_abi_$(basetarget))' \ 47 '$(syshdr_pfx_$(basetarget))' \ 48 '__NR_SYSCALL_BASE' 49 50quiet_cmd_systbl = SYSTBL $@ 51 cmd_systbl = $(CONFIG_SHELL) '$(systbl)' '$<' '$@' \ 52 '$(systbl_abi_$(basetarget))' 53 54quiet_cmd_sysnr = SYSNR $@ 55 cmd_sysnr = $(CONFIG_SHELL) '$(sysnr)' '$<' '$@' \ 56 '$(syshdr_abi_$(basetarget))' 57 58syshdr_abi_unistd-common := common 59$(uapi)/unistd-common.h: $(syscall) $(syshdr) FORCE 60 $(call if_changed,syshdr) 61 62syshdr_abi_unistd-oabi := oabi 63$(uapi)/unistd-oabi.h: $(syscall) $(syshdr) FORCE 64 $(call if_changed,syshdr) 65 66syshdr_abi_unistd-eabi := eabi 67$(uapi)/unistd-eabi.h: $(syscall) $(syshdr) FORCE 68 $(call if_changed,syshdr) 69 70sysnr_abi_unistd-nr := common,oabi,eabi,compat 71$(kapi)/unistd-nr.h: $(syscall) $(sysnr) FORCE 72 $(call if_changed,sysnr) 73 74systbl_abi_calls-oabi := common,oabi 75$(gen)/calls-oabi.S: $(syscall) $(systbl) FORCE 76 $(call if_changed,systbl) 77 78systbl_abi_calls-eabi := common,eabi 79$(gen)/calls-eabi.S: $(syscall) $(systbl) FORCE 80 $(call if_changed,systbl) 81