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1 | # |
2 | # arch/v850/Makefile | |
3 | # | |
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4 | # Copyright (C) 2001,02,03,05 NEC Corporation |
5 | # Copyright (C) 2001,02,03,05 Miles Bader <miles@gnu.org> | |
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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 | ||
17 | arch_dir = arch/v850 | |
18 | ||
a0f97e06 | 19 | KBUILD_CFLAGS += -mv850e |
1da177e4 | 20 | # r16 is a fixed pointer to the current task |
a0f97e06 SR |
21 | KBUILD_CFLAGS += -ffixed-r16 -mno-prolog-function |
22 | KBUILD_CFLAGS += -fno-builtin | |
23 | KBUILD_CFLAGS += -D__linux__ -DUTS_SYSNAME=\"uClinux\" | |
1da177e4 | 24 | |
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25 | # By default, build a kernel that runs on the gdb v850 simulator. |
26 | KBUILD_DEFCONFIG := sim_defconfig | |
27 | ||
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28 | # This prevents the linker from consolidating the .gnu.linkonce.this_module |
29 | # section into .text (which the v850 default linker script for -r does for | |
30 | # some reason) | |
31 | LDFLAGS_MODULE += --unique=.gnu.linkonce.this_module | |
32 | ||
33 | OBJCOPY_FLAGS_BLOB := -I binary -O elf32-little -B v850e | |
34 | ||
35 | ||
36 | head-y := $(arch_dir)/kernel/head.o $(arch_dir)/kernel/init_task.o | |
37 | core-y += $(arch_dir)/kernel/ | |
38 | libs-y += $(arch_dir)/lib/ | |
39 | ||
40 | ||
41 | # Deal with the initial contents of the root device | |
42 | ifdef ROOT_FS_IMAGE | |
43 | core-y += root_fs_image.o | |
44 | ||
45 | # Because the kernel build-system erases all explicit .o build rules, we | |
46 | # have to use an intermediate target to fool it into building for us. | |
47 | # This results in it being built anew each time, but that's alright. | |
48 | root_fs_image.o: root_fs_image_force | |
49 | ||
50 | root_fs_image_force: $(ROOT_FS_IMAGE) | |
51 | $(OBJCOPY) $(OBJCOPY_FLAGS_BLOB) --rename-section .data=.root,alloc,load,readonly,data,contents $< root_fs_image.o | |
52 | endif | |
53 | ||
fb61a861 | 54 | CLEAN_FILES += root_fs_image.o |