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