1 # 2 # This file is subject to the terms and conditions of the GNU General Public 3 # License. See the file "COPYING" in the main directory of this archive 4 # for more details. 5 # 6 # Copyright (C) 2013 Altera Corporation 7 # Copyright (C) 1994, 95, 96, 2003 by Wind River Systems 8 # Written by Fredrik Markstrom 9 # 10 # This file is included by the global makefile so that you can add your own 11 # architecture-specific flags and dependencies. 12 # 13 # Nios2 port by Wind River Systems Inc trough: 14 # fredrik.markstrom@gmail.com and ivarholmqvist@gmail.com 15 16 KBUILD_DEFCONFIG := 3c120_defconfig 17 18 UTS_SYSNAME = Linux 19 20 export MMU 21 22 LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) $(KCFLAGS) -print-libgcc-file-name) 23 24 KBUILD_AFLAGS += -march=r$(CONFIG_NIOS2_ARCH_REVISION) 25 26 KBUILD_CFLAGS += -pipe -D__linux__ -D__ELF__ 27 KBUILD_CFLAGS += -march=r$(CONFIG_NIOS2_ARCH_REVISION) 28 KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_HW_MUL_SUPPORT),-mhw-mul,-mno-hw-mul) 29 KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_HW_MULX_SUPPORT),-mhw-mulx,-mno-hw-mulx) 30 KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_HW_DIV_SUPPORT),-mhw-div,-mno-hw-div) 31 KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_BMX_SUPPORT),-mbmx,-mno-bmx) 32 KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_CDX_SUPPORT),-mcdx,-mno-cdx) 33 KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_FPU_SUPPORT),-mcustom-fpu-cfg=60-1,) 34 35 KBUILD_CFLAGS += -fno-optimize-sibling-calls 36 KBUILD_CFLAGS += -DUTS_SYSNAME=\"$(UTS_SYSNAME)\" 37 KBUILD_CFLAGS += -fno-builtin 38 KBUILD_CFLAGS += -G 0 39 40 libs-y += arch/nios2/lib/ $(LIBGCC) 41 42 INSTALL_PATH ?= /tftpboot 43 nios2-boot := arch/$(ARCH)/boot 44 BOOT_TARGETS = vmImage zImage 45 PHONY += $(BOOT_TARGETS) install 46 KBUILD_IMAGE := $(nios2-boot)/vmImage 47 48 all: vmImage 49 50 $(BOOT_TARGETS): vmlinux 51 $(Q)$(MAKE) $(build)=$(nios2-boot) $(nios2-boot)/$@ 52 53 install: 54 $(call cmd,install) 55 56 define archhelp 57 echo '* vmImage - Kernel-only image for U-Boot ($(KBUILD_IMAGE))' 58 echo ' install - Install kernel using' 59 echo ' (your) ~/bin/$(INSTALLKERNEL) or' 60 echo ' (distribution) /sbin/$(INSTALLKERNEL) or' 61 echo ' install to $$(INSTALL_PATH)' 62 endef
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