2005-04-17 06:20:36 +08:00
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#
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# arch/v850/Makefile
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#
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2005-07-28 02:44:53 +08:00
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# Copyright (C) 2001,02,03,05 NEC Corporation
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# Copyright (C) 2001,02,03,05 Miles Bader <miles@gnu.org>
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2005-04-17 06:20:36 +08:00
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#
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# This file is included by the global makefile so that you can add your own
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# architecture-specific flags and dependencies. Remember to do have actions
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# for "archclean" and "archdep" for cleaning up and making dependencies for
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# this architecture
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#
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# This file is subject to the terms and conditions of the GNU General Public
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# License. See the file "COPYING" in the main directory of this archive
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# for more details.
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#
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arch_dir = arch/v850
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CFLAGS += -mv850e
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# r16 is a fixed pointer to the current task
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CFLAGS += -ffixed-r16 -mno-prolog-function
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CFLAGS += -fno-builtin
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CFLAGS += -D__linux__ -DUTS_SYSNAME=\"uClinux\"
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2005-07-28 02:44:53 +08:00
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# By default, build a kernel that runs on the gdb v850 simulator.
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KBUILD_DEFCONFIG := sim_defconfig
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2005-04-17 06:20:36 +08:00
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# This prevents the linker from consolidating the .gnu.linkonce.this_module
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# section into .text (which the v850 default linker script for -r does for
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# some reason)
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LDFLAGS_MODULE += --unique=.gnu.linkonce.this_module
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OBJCOPY_FLAGS_BLOB := -I binary -O elf32-little -B v850e
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head-y := $(arch_dir)/kernel/head.o $(arch_dir)/kernel/init_task.o
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core-y += $(arch_dir)/kernel/
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libs-y += $(arch_dir)/lib/
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# Deal with the initial contents of the root device
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ifdef ROOT_FS_IMAGE
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core-y += root_fs_image.o
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# Because the kernel build-system erases all explicit .o build rules, we
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# have to use an intermediate target to fool it into building for us.
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# This results in it being built anew each time, but that's alright.
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root_fs_image.o: root_fs_image_force
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root_fs_image_force: $(ROOT_FS_IMAGE)
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$(OBJCOPY) $(OBJCOPY_FLAGS_BLOB) --rename-section .data=.root,alloc,load,readonly,data,contents $< root_fs_image.o
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endif
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prepare: include/asm-$(ARCH)/asm-consts.h
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# Generate constants from C code for use by asm files
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arch/$(ARCH)/kernel/asm-consts.s: include/asm include/linux/version.h \
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include/config/MARKER
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include/asm-$(ARCH)/asm-consts.h: arch/$(ARCH)/kernel/asm-consts.s
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$(call filechk,gen-asm-offsets)
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CLEAN_FILES += include/asm-$(ARCH)/asm-consts.h \
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arch/$(ARCH)/kernel/asm-consts.s \
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root_fs_image.o
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