Makefile 1.1 KB

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  1. # SPDX-License-Identifier: GPL-2.0
  2. gen := arch/$(ARCH)/include/generated
  3. kapi := $(gen)/asm
  4. uapi := $(gen)/uapi/asm
  5. syscall := $(srctree)/$(src)/syscall.tbl
  6. systbl := $(srctree)/$(src)/syscalltbl
  7. gen-y := $(kapi)/syscall_table.h
  8. kapi-hdrs-y := $(kapi)/unistd_nr.h
  9. uapi-hdrs-y := $(uapi)/unistd_32.h
  10. uapi-hdrs-y += $(uapi)/unistd_64.h
  11. targets += $(addprefix ../../../,$(gen-y) $(kapi-hdrs-y) $(uapi-hdrs-y))
  12. PHONY += kapi uapi
  13. kapi: $(gen-y) $(kapi-hdrs-y)
  14. uapi: $(uapi-hdrs-y)
  15. # Create output directory if not already present
  16. $(shell mkdir -p $(uapi) $(kapi))
  17. filechk_syshdr = $(CONFIG_SHELL) '$(systbl)' -H -a $(syshdr_abi_$(basetarget)) -f "$2" < $<
  18. filechk_sysnr = $(CONFIG_SHELL) '$(systbl)' -N -a $(sysnr_abi_$(basetarget)) < $<
  19. filechk_syscalls = $(CONFIG_SHELL) '$(systbl)' -S < $<
  20. syshdr_abi_unistd_32 := common,32
  21. $(uapi)/unistd_32.h: $(syscall) FORCE
  22. $(call filechk,syshdr,$@)
  23. syshdr_abi_unistd_64 := common,64
  24. $(uapi)/unistd_64.h: $(syscall) FORCE
  25. $(call filechk,syshdr,$@)
  26. $(kapi)/syscall_table.h: $(syscall) FORCE
  27. $(call filechk,syscalls)
  28. sysnr_abi_unistd_nr := common,32,64
  29. $(kapi)/unistd_nr.h: $(syscall) FORCE
  30. $(call filechk,sysnr)