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 = $(AWK) -f $(real-prereqs) > $@ 37 38$(kapi)/mach-types.h: $(src)/gen-mach-types $(src)/mach-types FORCE 39 $(call if_changed,gen_mach) 40 41quiet_cmd_syshdr = SYSHDR $@ 42 cmd_syshdr = $(CONFIG_SHELL) $(syshdr) --abis common,$* \ 43 --offset __NR_SYSCALL_BASE $< $@ 44 45quiet_cmd_systbl = SYSTBL $@ 46 cmd_systbl = $(CONFIG_SHELL) $(systbl) --abis common,$* $< $@ 47 48quiet_cmd_sysnr = SYSNR $@ 49 cmd_sysnr = $(CONFIG_SHELL) $(sysnr) $< $@ 50 51$(uapi)/unistd-%.h: $(syscall) $(syshdr) FORCE 52 $(call if_changed,syshdr) 53 54$(kapi)/unistd-nr.h: $(syscall) $(sysnr) FORCE 55 $(call if_changed,sysnr) 56 57$(gen)/calls-%.S: $(syscall) $(systbl) FORCE 58 $(call if_changed,systbl) 59