1# SPDX-License-Identifier: GPL-2.0-only 2 3# Makefile for the kernel's cyclic redundancy check (CRC) library code 4 5obj-$(CONFIG_CRC4) += crc4.o 6obj-$(CONFIG_CRC7) += crc7.o 7obj-$(CONFIG_CRC8) += crc8.o 8obj-$(CONFIG_CRC16) += crc16.o 9obj-$(CONFIG_CRC_CCITT) += crc-ccitt.o 10obj-$(CONFIG_CRC_ITU_T) += crc-itu-t.o 11 12obj-$(CONFIG_CRC_T10DIF) += crc-t10dif.o 13crc-t10dif-y := crc-t10dif-main.o 14ifeq ($(CONFIG_CRC_T10DIF_ARCH),y) 15CFLAGS_crc-t10dif-main.o += -I$(src)/$(SRCARCH) 16endif 17 18obj-$(CONFIG_CRC32) += crc32.o 19crc32-y := crc32-main.o 20ifeq ($(CONFIG_CRC32_ARCH),y) 21CFLAGS_crc32-main.o += -I$(src)/$(SRCARCH) 22endif 23 24obj-$(CONFIG_CRC64) += crc64.o 25crc64-y := crc64-main.o 26ifeq ($(CONFIG_CRC64_ARCH),y) 27CFLAGS_crc64-main.o += -I$(src)/$(SRCARCH) 28endif 29 30obj-y += tests/ 31 32hostprogs := gen_crc32table gen_crc64table 33clean-files := crc32table.h crc64table.h 34 35$(obj)/crc32-main.o: $(obj)/crc32table.h 36$(obj)/crc64-main.o: $(obj)/crc64table.h 37 38quiet_cmd_crc32 = GEN $@ 39 cmd_crc32 = $< > $@ 40 41quiet_cmd_crc64 = GEN $@ 42 cmd_crc64 = $< > $@ 43 44$(obj)/crc32table.h: $(obj)/gen_crc32table 45 $(call cmd,crc32) 46 47$(obj)/crc64table.h: $(obj)/gen_crc64table 48 $(call cmd,crc64) 49