1 # SPDX-License-Identifier: GPL-2.0
3 gen := arch/$(ARCH)/include/generated
5 uapi := $(gen)/uapi/asm
7 syscall := $(srctree)/$(src)/syscall.tbl
8 systbl := $(srctree)/$(src)/syscalltbl
10 gen-y := $(kapi)/syscall_table.h
11 kapi-hdrs-y := $(kapi)/unistd_nr.h
12 uapi-hdrs-y := $(uapi)/unistd_32.h
13 uapi-hdrs-y += $(uapi)/unistd_64.h
15 targets += $(addprefix ../../../,$(gen-y) $(kapi-hdrs-y) $(uapi-hdrs-y))
19 kapi: $(gen-y) $(kapi-hdrs-y)
23 # Create output directory if not already present
24 $(shell mkdir -p $(uapi) $(kapi))
26 filechk_syshdr = $(CONFIG_SHELL) '$(systbl)' -H -a $(syshdr_abi_$(basetarget)) -f "$2" < $<
28 filechk_sysnr = $(CONFIG_SHELL) '$(systbl)' -N -a $(sysnr_abi_$(basetarget)) < $<
30 filechk_syscalls = $(CONFIG_SHELL) '$(systbl)' -S < $<
32 syshdr_abi_unistd_32 := common,32
33 $(uapi)/unistd_32.h: $(syscall) FORCE
34 $(call filechk,syshdr,$@)
36 syshdr_abi_unistd_64 := common,64
37 $(uapi)/unistd_64.h: $(syscall) FORCE
38 $(call filechk,syshdr,$@)
40 $(kapi)/syscall_table.h: $(syscall) FORCE
41 $(call filechk,syscalls)
43 sysnr_abi_unistd_nr := common,32,64
44 $(kapi)/unistd_nr.h: $(syscall) FORCE