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) 16crc-t10dif-$(CONFIG_ARM) += arm/crc-t10dif-core.o 17crc-t10dif-$(CONFIG_ARM64) += arm64/crc-t10dif-core.o 18crc-t10dif-$(CONFIG_PPC) += powerpc/crct10dif-vpmsum_asm.o 19crc-t10dif-$(CONFIG_RISCV) += riscv/crc16_msb.o 20crc-t10dif-$(CONFIG_X86) += x86/crc16-msb-pclmul.o 21endif 22 23obj-$(CONFIG_CRC32) += crc32.o 24crc32-y := crc32-main.o 25ifeq ($(CONFIG_CRC32_ARCH),y) 26CFLAGS_crc32-main.o += -I$(src)/$(SRCARCH) 27crc32-$(CONFIG_ARM) += arm/crc32-core.o 28crc32-$(CONFIG_ARM64) += arm64/crc32-core.o 29crc32-$(CONFIG_PPC) += powerpc/crc32c-vpmsum_asm.o 30crc32-$(CONFIG_RISCV) += riscv/crc32_lsb.o riscv/crc32_msb.o 31crc32-$(CONFIG_S390) += s390/crc32le-vx.o s390/crc32be-vx.o 32crc32-$(CONFIG_SPARC) += sparc/crc32c_asm.o 33crc32-$(CONFIG_X86) += x86/crc32-pclmul.o 34crc32-$(CONFIG_X86_64) += x86/crc32c-3way.o 35endif 36 37obj-$(CONFIG_CRC64) += crc64.o 38crc64-y := crc64-main.o 39ifeq ($(CONFIG_CRC64_ARCH),y) 40CFLAGS_crc64-main.o += -I$(src)/$(SRCARCH) 41 42CFLAGS_REMOVE_arm64/crc64-neon-inner.o += -mgeneral-regs-only 43CFLAGS_arm64/crc64-neon-inner.o += -ffreestanding -march=armv8-a+crypto 44CFLAGS_arm64/crc64-neon-inner.o += -isystem $(shell $(CC) -print-file-name=include) 45crc64-$(CONFIG_ARM64) += arm64/crc64-neon-inner.o 46 47crc64-$(CONFIG_RISCV) += riscv/crc64_lsb.o riscv/crc64_msb.o 48crc64-$(CONFIG_X86) += x86/crc64-pclmul.o 49endif # CONFIG_CRC64_ARCH 50 51obj-y += tests/ 52 53hostprogs := gen_crc32table gen_crc64table 54clean-files := crc32table.h crc64table.h 55 56$(obj)/crc32-main.o: $(obj)/crc32table.h 57$(obj)/crc64-main.o: $(obj)/crc64table.h 58 59quiet_cmd_crc32 = GEN $@ 60 cmd_crc32 = $< > $@ 61 62quiet_cmd_crc64 = GEN $@ 63 cmd_crc64 = $< > $@ 64 65$(obj)/crc32table.h: $(obj)/gen_crc32table 66 $(call cmd,crc32) 67 68$(obj)/crc64table.h: $(obj)/gen_crc64table 69 $(call cmd,crc64) 70