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3e41d652 | 1 | # $Id: Makefile,v 1.28 2005/03/17 10:44:37 larsv Exp $ |
1da177e4 LT |
2 | # cris/Makefile |
3 | # | |
4 | # This file is included by the global makefile so that you can add your own | |
5 | # architecture-specific flags and dependencies. Remember to do have actions | |
6 | # for "archclean" and "archdep" for cleaning up and making dependencies for | |
7 | # this architecture | |
8 | # | |
9 | # This file is subject to the terms and conditions of the GNU General Public | |
10 | # License. See the file "COPYING" in the main directory of this archive | |
11 | # for more details. | |
12 | ||
13 | # A bug in ld prevents us from having a (constant-value) symbol in a | |
14 | # "ORIGIN =" or "LENGTH =" expression. | |
15 | ||
16 | arch-y := v10 | |
17 | arch-$(CONFIG_ETRAX_ARCH_V10) := v10 | |
3e41d652 | 18 | arch-$(CONFIG_ETRAX_ARCH_V32) := v32 |
1da177e4 LT |
19 | |
20 | # No config avaiable for make clean etc | |
21 | ifneq ($(arch-y),) | |
22 | SARCH := arch-$(arch-y) | |
23 | else | |
24 | SARCH := | |
25 | endif | |
26 | ||
27 | LD = $(CROSS_COMPILE)ld -mcrislinux | |
28 | ||
29 | OBJCOPYFLAGS := -O binary -R .note -R .comment -S | |
30 | ||
31 | CPPFLAGS_vmlinux.lds = -DDRAM_VIRTUAL_BASE=0x$(CONFIG_ETRAX_DRAM_VIRTUAL_BASE) | |
32 | AFLAGS += -mlinux | |
33 | ||
34 | CFLAGS := $(CFLAGS) -mlinux -march=$(arch-y) -pipe | |
35 | ||
36 | ifdef CONFIG_FRAME_POINTER | |
37 | CFLAGS := $(subst -fomit-frame-pointer,,$(CFLAGS)) -g | |
38 | CFLAGS += -fno-omit-frame-pointer | |
39 | endif | |
40 | ||
41 | head-y := arch/$(ARCH)/$(SARCH)/kernel/head.o | |
42 | ||
43 | LIBGCC = $(shell $(CC) $(CFLAGS) -print-file-name=libgcc.a) | |
44 | ||
45 | core-y += arch/$(ARCH)/kernel/ arch/$(ARCH)/mm/ | |
46 | core-y += arch/$(ARCH)/$(SARCH)/kernel/ arch/$(ARCH)/$(SARCH)/mm/ | |
47 | drivers-y += arch/$(ARCH)/$(SARCH)/drivers/ | |
48 | libs-y += arch/$(ARCH)/$(SARCH)/lib/ $(LIBGCC) | |
49 | ||
3e41d652 MS |
50 | # cris source path |
51 | SRC_ARCH = $(srctree)/arch/$(ARCH) | |
52 | # cris object files path | |
53 | OBJ_ARCH = $(objtree)/arch/$(ARCH) | |
54 | ||
55 | target_boot_arch_dir = $(OBJ_ARCH)/$(SARCH)/boot | |
56 | target_boot_dir = $(OBJ_ARCH)/boot | |
57 | src_boot_dir = $(SRC_ARCH)/boot | |
58 | target_compressed_dir = $(OBJ_ARCH)/boot/compressed | |
59 | src_compressed_dir = $(SRC_ARCH)/boot/compressed | |
60 | target_rescue_dir = $(OBJ_ARCH)/boot/rescue | |
61 | src_rescue_dir = $(SRC_ARCH)/boot/rescue | |
62 | ||
63 | export target_boot_arch_dir target_boot_dir src_boot_dir target_compressed_dir src_compressed_dir target_rescue_dir src_rescue_dir | |
64 | ||
1da177e4 LT |
65 | vmlinux.bin: vmlinux |
66 | $(OBJCOPY) $(OBJCOPYFLAGS) vmlinux vmlinux.bin | |
67 | ||
68 | timage: vmlinux.bin | |
69 | cat vmlinux.bin cramfs.img >timage | |
70 | ||
71 | simimage: timage | |
72 | cp vmlinux.bin simvmlinux.bin | |
73 | ||
74 | # the following will remake timage without compiling the kernel | |
75 | # it does of course require that all object files exist... | |
76 | ||
77 | cramfs: | |
78 | ## cramfs - Creates a cramfs image | |
79 | mkcramfs -b 8192 -m romfs_meta.txt root cramfs.img | |
80 | cat vmlinux.bin cramfs.img >timage | |
81 | ||
82 | clinux: vmlinux.bin decompress.bin rescue.bin | |
83 | ||
3e41d652 MS |
84 | decompress.bin: $(target_boot_dir) |
85 | @$(MAKE) -f $(src_compressed_dir)/Makefile $(target_compressed_dir)/decompress.bin | |
1da177e4 | 86 | |
3e41d652 MS |
87 | $(target_rescue_dir)/rescue.bin: $(target_boot_dir) |
88 | @$(MAKE) -f $(src_rescue_dir)/Makefile $(target_rescue_dir)/rescue.bin | |
1da177e4 | 89 | |
3e41d652 | 90 | zImage: $(target_boot_dir) vmlinux.bin $(target_rescue_dir)/rescue.bin |
1da177e4 | 91 | ## zImage - Compressed kernel (gzip) |
3e41d652 MS |
92 | @$(MAKE) -f $(src_boot_dir)/Makefile zImage |
93 | ||
94 | $(target_boot_dir): $(target_boot_arch_dir) | |
95 | ln -sfn $< $@ | |
96 | ||
97 | $(target_boot_arch_dir): | |
98 | mkdir -p $@ | |
1da177e4 LT |
99 | |
100 | compressed: zImage | |
101 | ||
102 | archmrproper: | |
103 | archclean: | |
3e41d652 MS |
104 | @if [ -d arch/$(ARCH)/boot ]; then \ |
105 | $(MAKE) $(clean)=arch/$(ARCH)/boot ; \ | |
106 | fi | |
1da177e4 LT |
107 | rm -f timage vmlinux.bin decompress.bin rescue.bin cramfs.img |
108 | rm -rf $(LD_SCRIPT).tmp | |
109 | ||
5bb78269 | 110 | archprepare: $(SRC_ARCH)/.links $(srctree)/include/asm-$(ARCH)/.arch |
1da177e4 LT |
111 | |
112 | # Create some links to make all tools happy | |
3e41d652 MS |
113 | $(SRC_ARCH)/.links: |
114 | @rm -rf $(SRC_ARCH)/drivers | |
115 | @ln -sfn $(SRC_ARCH)/$(SARCH)/drivers $(SRC_ARCH)/drivers | |
116 | @rm -rf $(SRC_ARCH)/boot | |
117 | @ln -sfn $(SRC_ARCH)/$(SARCH)/boot $(SRC_ARCH)/boot | |
118 | @rm -rf $(SRC_ARCH)/lib | |
119 | @ln -sfn $(SRC_ARCH)/$(SARCH)/lib $(SRC_ARCH)/lib | |
120 | @ln -sfn $(SRC_ARCH)/$(SARCH) $(SRC_ARCH)/arch | |
121 | @ln -sfn $(SRC_ARCH)/$(SARCH)/vmlinux.lds.S $(SRC_ARCH)/kernel/vmlinux.lds.S | |
5a077369 | 122 | @ln -sfn $(SRC_ARCH)/$(SARCH)/asm-offsets.c $(SRC_ARCH)/kernel/asm-offsets.c |
1da177e4 LT |
123 | @touch $@ |
124 | ||
125 | # Create link to sub arch includes | |
3e41d652 MS |
126 | $(srctree)/include/asm-$(ARCH)/.arch: $(wildcard include/config/arch/*.h) |
127 | @echo ' Making $(srctree)/include/asm-$(ARCH)/arch -> $(srctree)/include/asm-$(ARCH)/$(SARCH) symlink' | |
1da177e4 | 128 | @rm -f include/asm-$(ARCH)/arch |
3e41d652 | 129 | @ln -sf $(srctree)/include/asm-$(ARCH)/$(SARCH) $(srctree)/include/asm-$(ARCH)/arch |
1da177e4 | 130 | @touch $@ |