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)/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-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 $(PHONY),$^) > $@ 39 40$(kapi)/mach-types.h: $(src)/gen-mach-types $(src)/mach-types FORCE 41 $(call if_changed,gen_mach) 42 43quiet_cmd_syshdr = SYSHDR $@ 44 cmd_syshdr = $(CONFIG_SHELL) '$(syshdr)' '$<' '$@' \ 45 '$(syshdr_abi_$(basetarget))' \ 46 '$(syshdr_pfx_$(basetarget))' \ 47 '__NR_SYSCALL_BASE' 48 49quiet_cmd_systbl = SYSTBL $@ 50 cmd_systbl = $(CONFIG_SHELL) $(systbl) --abis $(abis) $< $@ 51 52quiet_cmd_sysnr = SYSNR $@ 53 cmd_sysnr = $(CONFIG_SHELL) '$(sysnr)' '$<' '$@' \ 54 '$(syshdr_abi_$(basetarget))' 55 56syshdr_abi_unistd-common := common 57$(uapi)/unistd-common.h: $(syscall) $(syshdr) FORCE 58 $(call if_changed,syshdr) 59 60syshdr_abi_unistd-oabi := oabi 61$(uapi)/unistd-oabi.h: $(syscall) $(syshdr) FORCE 62 $(call if_changed,syshdr) 63 64syshdr_abi_unistd-eabi := eabi 65$(uapi)/unistd-eabi.h: $(syscall) $(syshdr) FORCE 66 $(call if_changed,syshdr) 67 68sysnr_abi_unistd-nr := common,oabi,eabi,compat 69$(kapi)/unistd-nr.h: $(syscall) $(sysnr) FORCE 70 $(call if_changed,sysnr) 71 72$(gen)/calls-oabi.S: abis := common,oabi 73$(gen)/calls-oabi.S: $(syscall) $(systbl) FORCE 74 $(call if_changed,systbl) 75 76$(gen)/calls-eabi.S: abis := common,eabi 77$(gen)/calls-eabi.S: $(syscall) $(systbl) FORCE 78 $(call if_changed,systbl) 79