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-rw-r--r--arch/nios2/Makefile62
1 files changed, 62 insertions, 0 deletions
diff --git a/arch/nios2/Makefile b/arch/nios2/Makefile
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+#
+# This file is subject to the terms and conditions of the GNU General Public
+# License. See the file "COPYING" in the main directory of this archive
+# for more details.
+#
+# Copyright (C) 2013 Altera Corporation
+# Copyright (C) 1994, 95, 96, 2003 by Wind River Systems
+# Written by Fredrik Markstrom
+#
+# This file is included by the global makefile so that you can add your own
+# architecture-specific flags and dependencies.
+#
+# Nios2 port by Wind River Systems Inc trough:
+# fredrik.markstrom@gmail.com and ivarholmqvist@gmail.com
+
+KBUILD_DEFCONFIG := 3c120_defconfig
+
+UTS_SYSNAME = Linux
+
+export MMU
+
+LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) $(KCFLAGS) -print-libgcc-file-name)
+
+KBUILD_AFLAGS += -march=r$(CONFIG_NIOS2_ARCH_REVISION)
+
+KBUILD_CFLAGS += -pipe -D__linux__ -D__ELF__
+KBUILD_CFLAGS += -march=r$(CONFIG_NIOS2_ARCH_REVISION)
+KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_HW_MUL_SUPPORT),-mhw-mul,-mno-hw-mul)
+KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_HW_MULX_SUPPORT),-mhw-mulx,-mno-hw-mulx)
+KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_HW_DIV_SUPPORT),-mhw-div,-mno-hw-div)
+KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_BMX_SUPPORT),-mbmx,-mno-bmx)
+KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_CDX_SUPPORT),-mcdx,-mno-cdx)
+KBUILD_CFLAGS += $(if $(CONFIG_NIOS2_FPU_SUPPORT),-mcustom-fpu-cfg=60-1,)
+
+KBUILD_CFLAGS += -fno-optimize-sibling-calls
+KBUILD_CFLAGS += -DUTS_SYSNAME=\"$(UTS_SYSNAME)\"
+KBUILD_CFLAGS += -fno-builtin
+KBUILD_CFLAGS += -G 0
+
+libs-y += arch/nios2/lib/ $(LIBGCC)
+
+INSTALL_PATH ?= /tftpboot
+nios2-boot := arch/$(ARCH)/boot
+BOOT_TARGETS = vmImage zImage
+PHONY += $(BOOT_TARGETS) install
+KBUILD_IMAGE := $(nios2-boot)/vmImage
+
+all: vmImage
+
+$(BOOT_TARGETS): vmlinux
+ $(Q)$(MAKE) $(build)=$(nios2-boot) $(nios2-boot)/$@
+
+install:
+ $(call cmd,install)
+
+define archhelp
+ echo '* vmImage - Kernel-only image for U-Boot ($(KBUILD_IMAGE))'
+ echo ' install - Install kernel using'
+ echo ' (your) ~/bin/$(INSTALLKERNEL) or'
+ echo ' (distribution) /sbin/$(INSTALLKERNEL) or'
+ echo ' install to $$(INSTALL_PATH)'
+endef