1 # SPDX-License-Identifier: GPL-2.0-only << 2 # 1 # 3 # Copyright (C) 2004, 2007-2010, 2011-2012 Syn !! 2 # alpha/Makefile >> 3 # >> 4 # This file is subject to the terms and conditions of the GNU General Public >> 5 # License. See the file "COPYING" in the main directory of this archive >> 6 # for more details. >> 7 # >> 8 # Copyright (C) 1994 by Linus Torvalds 4 # 9 # 5 10 6 KBUILD_DEFCONFIG := haps_hs_smp_defconfig !! 11 NM := $(NM) -B 7 << 8 ifeq ($(CROSS_COMPILE),) << 9 CROSS_COMPILE := $(call cc-cross-prefix, arc-l << 10 endif << 11 << 12 cflags-y += -fno-common -pipe -fno-buil << 13 << 14 tune-mcpu-def-$(CONFIG_ISA_ARCOMPACT) := -mc << 15 tune-mcpu-def-$(CONFIG_ISA_ARCV2) := -mc << 16 << 17 ifeq ($(CONFIG_ARC_TUNE_MCPU),) << 18 cflags-y += $(t << 19 else << 20 tune-mcpu := $(C << 21 ifneq ($(call cc-option,$(tune-mcpu)),) << 22 cflags-y += $(t << 23 else << 24 # The flag provided by 'CONFIG_ARC_TUNE_MCPU' << 25 # (probably the compiler is too old). Use ISA << 26 $(warning ** WARNING ** CONFIG_ARC_TUNE_MCPU f << 27 cflags-y += $(t << 28 endif << 29 endif << 30 << 31 ifdef CONFIG_ARC_CURR_IN_REG << 32 # For a global register definition, make sure << 33 # We had a customer reported bug where some co << 34 # any kernel headers, and missing the global r << 35 # Can't do unconditionally because of recursiv << 36 # due to <linux/thread_info.h> << 37 LINUXINCLUDE += -include $(srctree)/arch/a << 38 cflags-y += -ffixed-gp << 39 endif << 40 << 41 cflags-y += -fs << 42 << 43 cflags-$(CONFIG_ARC_HAS_LLSC) += -ml << 44 cflags-$(CONFIG_ARC_HAS_SWAPE) += -ms << 45 << 46 ifdef CONFIG_ISA_ARCV2 << 47 << 48 ifdef CONFIG_ARC_USE_UNALIGNED_MEM_ACCESS << 49 cflags-y += -mu << 50 else << 51 cflags-y += -mn << 52 endif << 53 << 54 ifndef CONFIG_ARC_HAS_LL64 << 55 cflags-y += -mn << 56 endif << 57 << 58 ifndef CONFIG_ARC_HAS_DIV_REM << 59 cflags-y += -mn << 60 endif << 61 << 62 endif << 63 << 64 cfi := $(call as-instr,.cfi_startproc\n.cfi_en << 65 cflags-$(CONFIG_ARC_DW2_UNWIND) += -fa << 66 << 67 # small data is default for elf32 tool-chain. << 68 # This also allows repurposing GP as scratch r << 69 disable_small_data := y << 70 cflags-$(disable_small_data) += -mn << 71 << 72 cflags-$(CONFIG_CPU_BIG_ENDIAN) += -mb << 73 ldflags-$(CONFIG_CPU_BIG_ENDIAN) += -EB << 74 << 75 LIBGCC = $(shell $(CC) $(cflags-y) --print-li << 76 << 77 # Modules with short calls might break for cal << 78 KBUILD_CFLAGS_MODULE += -mlong-calls -mno-m << 79 << 80 # Finally dump eveything into kernel build sys << 81 KBUILD_CFLAGS += $(cflags-y) << 82 KBUILD_AFLAGS += $(KBUILD_CFLAGS) << 83 KBUILD_LDFLAGS += $(ldflags-y) << 84 << 85 # w/o this dtb won't embed into kernel binary << 86 core-y += arch/arc/boot/dts/ << 87 << 88 core-y += arch/arc/pl << 89 core-$(CONFIG_ARC_PLAT_TB10X) += arch/arc/pl << 90 core-$(CONFIG_ARC_PLAT_AXS10X) += arch/arc/pl << 91 core-$(CONFIG_ARC_SOC_HSDK) += arch/arc/pl << 92 12 93 libs-y += arch/arc/lib/ $(LIBGCC) !! 13 LDFLAGS_vmlinux := -static -N #-relax >> 14 CHECKFLAGS += -D__alpha__ >> 15 cflags-y := -pipe -mno-fp-regs -ffixed-8 >> 16 cflags-y += $(call cc-option, -fno-jump-tables) >> 17 >> 18 cpuflags-$(CONFIG_ALPHA_EV4) := -mcpu=ev4 >> 19 cpuflags-$(CONFIG_ALPHA_EV5) := -mcpu=ev5 >> 20 cpuflags-$(CONFIG_ALPHA_EV56) := -mcpu=ev56 >> 21 cpuflags-$(CONFIG_ALPHA_POLARIS) := -mcpu=pca56 >> 22 cpuflags-$(CONFIG_ALPHA_SX164) := -mcpu=pca56 >> 23 cpuflags-$(CONFIG_ALPHA_EV6) := -mcpu=ev6 >> 24 cpuflags-$(CONFIG_ALPHA_EV67) := -mcpu=ev67 >> 25 # If GENERIC, make sure to turn off any instruction set extensions that >> 26 # the host compiler might have on by default. Given that EV4 and EV5 >> 27 # have the same instruction set, prefer EV5 because an EV5 schedule is >> 28 # more likely to keep an EV4 processor busy than vice-versa. >> 29 cpuflags-$(CONFIG_ALPHA_GENERIC) := -mcpu=ev5 >> 30 >> 31 cflags-y += $(cpuflags-y) >> 32 >> 33 >> 34 # For TSUNAMI, we must have the assembler not emulate our instructions. >> 35 # The same is true for IRONGATE, POLARIS, PYXIS. >> 36 # BWX is most important, but we don't really want any emulation ever. >> 37 KBUILD_CFLAGS += $(cflags-y) -Wa,-mev6 >> 38 >> 39 head-y := arch/alpha/kernel/head.o >> 40 >> 41 core-y += arch/alpha/kernel/ arch/alpha/mm/ >> 42 core-$(CONFIG_MATHEMU) += arch/alpha/math-emu/ >> 43 drivers-$(CONFIG_OPROFILE) += arch/alpha/oprofile/ >> 44 libs-y += arch/alpha/lib/ >> 45 >> 46 # export what is needed by arch/alpha/boot/Makefile >> 47 LIBS_Y := $(patsubst %/, %/lib.a, $(libs-y)) >> 48 export LIBS_Y >> 49 >> 50 boot := arch/alpha/boot 94 51 95 boot := arch/arc/boot !! 52 #Default target when executing make with no arguments >> 53 all boot: $(boot)/vmlinux.gz 96 54 97 boot_targets := uImage.bin uImage.gz uImage.lz !! 55 $(boot)/vmlinux.gz: vmlinux >> 56 $(Q)$(MAKE) $(build)=$(boot) $@ 98 57 99 PHONY += $(boot_targets) !! 58 bootimage bootpfile bootpzfile: vmlinux 100 $(boot_targets): vmlinux << 101 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$ 59 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ 102 60 103 uimage-default-y := uIm !! 61 archclean: 104 uimage-default-$(CONFIG_KERNEL_GZIP) := uIm !! 62 $(Q)$(MAKE) $(clean)=$(boot) 105 uimage-default-$(CONFIG_KERNEL_LZMA) := uIm !! 63 106 !! 64 archheaders: 107 PHONY += uImage !! 65 $(Q)$(MAKE) $(build)=arch/alpha/kernel/syscalls all 108 uImage: $(uimage-default-y) << 109 @ln -sf $< $(boot)/uImage << 110 @$(kecho) ' Image $(boot)/uImage is r << 111 66 112 CLEAN_FILES += $(boot)/uImage !! 67 define archhelp >> 68 echo '* boot - Compressed kernel image (arch/alpha/boot/vmlinux.gz)' >> 69 echo ' bootimage - SRM bootable image (arch/alpha/boot/bootimage)' >> 70 echo ' bootpfile - BOOTP bootable image (arch/alpha/boot/bootpfile)' >> 71 echo ' bootpzfile - compressed kernel BOOTP image (arch/alpha/boot/bootpzfile)' >> 72 endef
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