1# SPDX-License-Identifier: GPL-2.0 2 3gen := arch/$(ARCH)/include/generated 4kapi := $(gen)/asm 5uapi := $(gen)/uapi/asm 6 7syscall := $(srctree)/$(src)/syscall.tbl 8systbl := $(srctree)/$(src)/syscalltbl 9 10gen-y := $(kapi)/syscall_table.h 11kapi-hdrs-y := $(kapi)/unistd_nr.h 12uapi-hdrs-y := $(uapi)/unistd_32.h 13uapi-hdrs-y += $(uapi)/unistd_64.h 14 15targets += $(addprefix ../../../,$(gen-y) $(kapi-hdrs-y) $(uapi-hdrs-y)) 16 17PHONY += kapi uapi 18 19kapi: $(gen-y) $(kapi-hdrs-y) 20uapi: $(uapi-hdrs-y) 21 22 23# Create output directory if not already present 24_dummy := $(shell [ -d '$(uapi)' ] || mkdir -p '$(uapi)') \ 25 $(shell [ -d '$(kapi)' ] || mkdir -p '$(kapi)') 26 27define filechk_syshdr 28 $(CONFIG_SHELL) '$(systbl)' -H -a $(syshdr_abi_$(basetarget)) -f "$2" < $< 29endef 30 31define filechk_sysnr 32 $(CONFIG_SHELL) '$(systbl)' -N -a $(sysnr_abi_$(basetarget)) < $< 33endef 34 35define filechk_syscalls 36 $(CONFIG_SHELL) '$(systbl)' -S < $< 37endef 38 39syshdr_abi_unistd_32 := common,32 40$(uapi)/unistd_32.h: $(syscall) FORCE 41 $(call filechk,syshdr,$@) 42 43syshdr_abi_unistd_64 := common,64 44$(uapi)/unistd_64.h: $(syscall) FORCE 45 $(call filechk,syshdr,$@) 46 47$(kapi)/syscall_table.h: $(syscall) FORCE 48 $(call filechk,syscalls) 49 50sysnr_abi_unistd_nr := common,32,64 51$(kapi)/unistd_nr.h: $(syscall) FORCE 52 $(call filechk,sysnr) 53