>> 1 # SPDX-License-Identifier: GPL-2.0
1 # 2 #
2 # This file is subject to the terms and condit !! 3 # sparc/Makefile
3 # License. See the file "COPYING" in the main <<
4 # for more details. <<
5 # 4 #
6 # Copyright (C) 2013 Altera Corporation !! 5 # Makefile for the architecture dependent flags and dependencies on the
7 # Copyright (C) 1994, 95, 96, 2003 by Wind Riv !! 6 # Sparc and sparc64.
8 # Written by Fredrik Markstrom <<
9 # 7 #
10 # This file is included by the global makefile !! 8 # Copyright (C) 1994,1996,1998 David S. Miller (davem@caip.rutgers.edu)
11 # architecture-specific flags and dependencies !! 9 # Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz)
12 # <<
13 # Nios2 port by Wind River Systems Inc trough: <<
14 # fredrik.markstrom@gmail.com and ivarholmqv <<
15 10
16 KBUILD_DEFCONFIG := 3c120_defconfig !! 11 # We are not yet configured - so test on arch
>> 12 ifeq ($(ARCH),sparc64)
>> 13 KBUILD_DEFCONFIG := sparc64_defconfig
>> 14 else
>> 15 KBUILD_DEFCONFIG := sparc32_defconfig
>> 16 endif
>> 17
>> 18 ifeq ($(CONFIG_SPARC32),y)
>> 19 #####
>> 20 # sparc32
>> 21 #
17 22
18 UTS_SYSNAME = Linux !! 23 CHECKFLAGS += -D__sparc__
>> 24 KBUILD_LDFLAGS := -m elf32_sparc
>> 25 export BITS := 32
>> 26 UTS_MACHINE := sparc
>> 27
>> 28 # We are adding -Wa,-Av8 to KBUILD_CFLAGS to deal with a specs bug in some
>> 29 # versions of gcc. Some gcc versions won't pass -Av8 to binutils when you
>> 30 # give -mcpu=v8. This silently worked with older bintutils versions but
>> 31 # does not any more.
>> 32 KBUILD_CFLAGS += -m32 -mcpu=v8 -pipe -mno-fpu -fcall-used-g5 -fcall-used-g7
>> 33 KBUILD_CFLAGS += -Wa,-Av8
>> 34
>> 35 KBUILD_AFLAGS += -m32 -Wa,-Av8
>> 36
>> 37 else
>> 38 #####
>> 39 # sparc64
>> 40 #
19 41
20 export MMU !! 42 CHECKFLAGS += -D__sparc__ -D__sparc_v9__ -D__arch64__
>> 43 KBUILD_LDFLAGS := -m elf64_sparc
>> 44 export BITS := 64
>> 45 UTS_MACHINE := sparc64
21 46
22 LIBGCC := $(shell $(CC) $(KBUILD_CFLAG !! 47 KBUILD_CFLAGS += -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow
>> 48 KBUILD_CFLAGS += -ffixed-g4 -ffixed-g5 -fcall-used-g7 -Wno-sign-compare
>> 49 KBUILD_CFLAGS += -Wa,--undeclared-regs
>> 50 KBUILD_CFLAGS += $(call cc-option,-mtune=ultrasparc3)
>> 51 KBUILD_AFLAGS += -m64 -mcpu=ultrasparc -Wa,--undeclared-regs
23 52
24 KBUILD_AFLAGS += -march=r$(CONFIG_NIOS2_ARCH_R !! 53 ifeq ($(CONFIG_MCOUNT),y)
>> 54 KBUILD_CFLAGS += -pg
>> 55 endif
25 56
26 KBUILD_CFLAGS += -pipe -D__linux__ -D__ELF__ !! 57 endif
27 KBUILD_CFLAGS += -march=r$(CONFIG_NIOS2_ARCH_R <<
28 KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_HW_MUL_SU <<
29 KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_HW_MULX_S <<
30 KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_HW_DIV_SU <<
31 KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_BMX_SUPPO <<
32 KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_CDX_SUPPO <<
33 KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_FPU_SUPPO <<
34 58
35 KBUILD_CFLAGS += -fno-optimize-sibling-calls !! 59 libs-y += arch/sparc/prom/
36 KBUILD_CFLAGS += -DUTS_SYSNAME=\"$(UTS_SYSNAME !! 60 libs-y += arch/sparc/lib/
37 KBUILD_CFLAGS += -fno-builtin <<
38 KBUILD_CFLAGS += -G 0 <<
39 61
40 libs-y += arch/nios2/lib/ $(LIBGCC) !! 62 drivers-$(CONFIG_PM) += arch/sparc/power/
>> 63 drivers-$(CONFIG_VIDEO) += arch/sparc/video/
41 64
42 INSTALL_PATH ?= /tftpboot !! 65 boot := arch/sparc/boot
43 nios2-boot := arch/$(ARCH)/boot <<
44 BOOT_TARGETS = vmImage zImage <<
45 PHONY += $(BOOT_TARGETS) install <<
46 KBUILD_IMAGE := $(nios2-boot)/vmImage <<
47 66
48 all: vmImage !! 67 # Default target
>> 68 all: zImage
49 69
50 $(BOOT_TARGETS): vmlinux !! 70 image zImage uImage tftpboot.img vmlinux.aout: vmlinux
51 $(Q)$(MAKE) $(build)=$(nios2-boot) $(n !! 71 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
52 72
53 install: 73 install:
54 $(call cmd,install) 74 $(call cmd,install)
55 75
>> 76 archheaders:
>> 77 $(Q)$(MAKE) $(build)=arch/sparc/kernel/syscalls all
>> 78
>> 79 vdso-install-$(CONFIG_SPARC64) += arch/sparc/vdso/vdso64.so.dbg
>> 80 vdso-install-$(CONFIG_COMPAT) += arch/sparc/vdso/vdso32.so.dbg
>> 81
>> 82 # This is the image used for packaging
>> 83 KBUILD_IMAGE := $(boot)/zImage
>> 84
>> 85 # Don't use tabs in echo arguments.
56 define archhelp 86 define archhelp
57 echo '* vmImage - Kernel-only image !! 87 echo '* vmlinux - standard SPARC kernel'
58 echo ' install - Install kernel us !! 88 echo ' image - kernel image ($(boot)/image)'
59 echo ' (your) ~/bin/$(I !! 89 echo '* zImage - stripped/compressed kernel image ($(boot)/zImage)'
60 echo ' (distribution) / !! 90 echo ' uImage - U-Boot SPARC32 Image (only for LEON)'
61 echo ' install to $$(IN !! 91 echo ' vmlinux.aout - a.out kernel for SPARC64'
>> 92 echo ' tftpboot.img - image prepared for tftp'
62 endef 93 endef
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