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