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Linus Torvalds1da177e2005-04-16 15:20:36 -07001#
2# arch/v850/Makefile
3#
4# Copyright (C) 2001,02,03 NEC Corporation
5# Copyright (C) 2001,02,03 Miles Bader <miles@gnu.org>
6#
7# This file is included by the global makefile so that you can add your own
8# architecture-specific flags and dependencies. Remember to do have actions
9# for "archclean" and "archdep" for cleaning up and making dependencies for
10# this architecture
11#
12# This file is subject to the terms and conditions of the GNU General Public
13# License. See the file "COPYING" in the main directory of this archive
14# for more details.
15#
16
17arch_dir = arch/v850
18
19CFLAGS += -mv850e
20# r16 is a fixed pointer to the current task
21CFLAGS += -ffixed-r16 -mno-prolog-function
22CFLAGS += -fno-builtin
23CFLAGS += -D__linux__ -DUTS_SYSNAME=\"uClinux\"
24
25# This prevents the linker from consolidating the .gnu.linkonce.this_module
26# section into .text (which the v850 default linker script for -r does for
27# some reason)
28LDFLAGS_MODULE += --unique=.gnu.linkonce.this_module
29
30OBJCOPY_FLAGS_BLOB := -I binary -O elf32-little -B v850e
31
32
33head-y := $(arch_dir)/kernel/head.o $(arch_dir)/kernel/init_task.o
34core-y += $(arch_dir)/kernel/
35libs-y += $(arch_dir)/lib/
36
37
38# Deal with the initial contents of the root device
39ifdef ROOT_FS_IMAGE
40core-y += root_fs_image.o
41
42# Because the kernel build-system erases all explicit .o build rules, we
43# have to use an intermediate target to fool it into building for us.
44# This results in it being built anew each time, but that's alright.
45root_fs_image.o: root_fs_image_force
46
47root_fs_image_force: $(ROOT_FS_IMAGE)
48 $(OBJCOPY) $(OBJCOPY_FLAGS_BLOB) --rename-section .data=.root,alloc,load,readonly,data,contents $< root_fs_image.o
49endif
50
51
52prepare: include/asm-$(ARCH)/asm-consts.h
53
54# Generate constants from C code for use by asm files
55arch/$(ARCH)/kernel/asm-consts.s: include/asm include/linux/version.h \
56 include/config/MARKER
57
58include/asm-$(ARCH)/asm-consts.h: arch/$(ARCH)/kernel/asm-consts.s
59 $(call filechk,gen-asm-offsets)
60
61CLEAN_FILES += include/asm-$(ARCH)/asm-consts.h \
62 arch/$(ARCH)/kernel/asm-consts.s \
63 root_fs_image.o