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1 | # |
1 | # |
2 | # Copyright (C) 2005 Martin Decky |
2 | # Copyright (C) 2005 Martin Decky |
3 | # All rights reserved. |
3 | # All rights reserved. |
4 | # |
4 | # |
5 | # Redistribution and use in source and binary forms, with or without |
5 | # Redistribution and use in source and binary forms, with or without |
6 | # modification, are permitted provided that the following conditions |
6 | # modification, are permitted provided that the following conditions |
7 | # are met: |
7 | # are met: |
8 | # |
8 | # |
9 | # - Redistributions of source code must retain the above copyright |
9 | # - Redistributions of source code must retain the above copyright |
10 | # notice, this list of conditions and the following disclaimer. |
10 | # notice, this list of conditions and the following disclaimer. |
11 | # - Redistributions in binary form must reproduce the above copyright |
11 | # - Redistributions in binary form must reproduce the above copyright |
12 | # notice, this list of conditions and the following disclaimer in the |
12 | # notice, this list of conditions and the following disclaimer in the |
13 | # documentation and/or other materials provided with the distribution. |
13 | # documentation and/or other materials provided with the distribution. |
14 | # - The name of the author may not be used to endorse or promote products |
14 | # - The name of the author may not be used to endorse or promote products |
15 | # derived from this software without specific prior written permission. |
15 | # derived from this software without specific prior written permission. |
16 | # |
16 | # |
17 | # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
17 | # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
18 | # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
18 | # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
22 | # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 | # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
23 | # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | # |
27 | # |
28 | 28 | ||
29 | ## Toolchain configuration |
29 | ## Toolchain configuration |
30 | # |
30 | # |
31 | 31 | ||
32 | BFD_ARCH = mips |
32 | BFD_ARCH = mips |
33 | TARGET = mipsel-linux-gnu |
33 | TARGET = mipsel-linux-gnu |
34 | TOOLCHAIN_DIR = /usr/local/mipsel/bin |
34 | TOOLCHAIN_DIR = /usr/local/mipsel/bin |
35 | 35 | ||
36 | ## Make some default assumptions |
36 | ## Make some default assumptions |
37 | # |
37 | # |
38 | 38 | ||
39 | ifndef MACHINE |
39 | ifndef MACHINE |
40 | MACHINE = msim |
40 | MACHINE = msim |
41 | endif |
41 | endif |
42 | 42 | ||
43 | KERNEL_LOAD_ADDRESS = 0x80100000 |
43 | KERNEL_LOAD_ADDRESS = 0x80100000 |
- | 44 | INIT_ADDRESS = 0x80110000 |
|
- | 45 | INIT_SIZE = 65536 |
|
44 | CFLAGS += -mno-abicalls -G 0 -fno-zero-initialized-in-bss |
46 | CFLAGS += -mno-abicalls -G 0 -fno-zero-initialized-in-bss |
45 | DEFS += -DMACHINE=${MACHINE} -DKERNEL_LOAD_ADDRESS=${KERNEL_LOAD_ADDRESS} |
47 | DEFS += -DMACHINE=${MACHINE} -DKERNEL_LOAD_ADDRESS=${KERNEL_LOAD_ADDRESS} -DINIT_ADDRESS=${INIT_ADDRESS} -DINIT_SIZE=${INIT_SIZE} |
46 | 48 | ||
47 | ## Accepted MACHINEs |
49 | ## Accepted MACHINEs |
48 | # |
50 | # |
49 | 51 | ||
50 | ifeq ($(MACHINE),indy) |
52 | ifeq ($(MACHINE),indy) |
51 | # GCC 4.0.1 compiled for mipsEL has problems compiling in |
53 | # GCC 4.0.1 compiled for mipsEL has problems compiling in |
52 | # BigEndian mode with the swl/swr/lwl/lwr instructions. |
54 | # BigEndian mode with the swl/swr/lwl/lwr instructions. |
53 | # We have to compile it with mips-sgi-irix5 to get it right. |
55 | # We have to compile it with mips-sgi-irix5 to get it right. |
54 | 56 | ||
55 | BFD_NAME = elf32-bigmips |
57 | BFD_NAME = elf32-bigmips |
56 | BFD = ecoff-bigmips |
58 | BFD = ecoff-bigmips |
57 | TARGET = mips-sgi-irix5 |
59 | TARGET = mips-sgi-irix5 |
58 | TOOLCHAIN_DIR = /usr/local/mips/bin |
60 | TOOLCHAIN_DIR = /usr/local/mips/bin |
59 | KERNEL_LOAD_ADDRESS = 0x88002000 |
61 | KERNEL_LOAD_ADDRESS = 0x88002000 |
60 | CFLAGS += -EB -DBIG_ENDIAN -DHAVE_FPU -march=r4600 |
62 | CFLAGS += -EB -DBIG_ENDIAN -DHAVE_FPU -march=r4600 |
61 | endif |
63 | endif |
62 | ifeq ($(MACHINE}),lgxemul) |
64 | ifeq ($(MACHINE}),lgxemul) |
63 | BFD_NAME=elf32-tradlittlemips |
65 | BFD_NAME=elf32-tradlittlemips |
64 | BFD = ecoff-littlemips |
66 | BFD = ecoff-littlemips |
65 | CFLAGS += -DHAVE_FPU -mips3 |
67 | CFLAGS += -DHAVE_FPU -mips3 |
66 | endif |
68 | endif |
67 | ifeq ($(MACHINE),bgxemul) |
69 | ifeq ($(MACHINE),bgxemul) |
68 | BFD_NAME=elf32-bigmips |
70 | BFD_NAME=elf32-bigmips |
69 | BFD = ecoff-bigmips |
71 | BFD = ecoff-bigmips |
70 | TARGET = mips-sgi-irix5 |
72 | TARGET = mips-sgi-irix5 |
71 | TOOLCHAIN_DIR = /usr/local/mips/bin |
73 | TOOLCHAIN_DIR = /usr/local/mips/bin |
72 | CFLAGS += -EB -DBIG_ENDIAN -DHAVE_FPU -mips3 |
74 | CFLAGS += -EB -DBIG_ENDIAN -DHAVE_FPU -mips3 |
73 | endif |
75 | endif |
74 | ifeq ($(MACHINE),msim4kc) |
76 | ifeq ($(MACHINE),msim4kc) |
75 | # MSIM needs lwl/swl patch & 4kc instruction patch to work |
77 | # MSIM needs lwl/swl patch & 4kc instruction patch to work |
76 | # otherwise add -mmemcpy -mips3 |
78 | # otherwise add -mmemcpy -mips3 |
77 | 79 | ||
78 | BFD_NAME = elf32-tradlittlemips |
80 | BFD_NAME = elf32-tradlittlemips |
79 | BFD = binary |
81 | BFD = binary |
80 | CFLAGS += -mhard-float -march=4kc |
82 | CFLAGS += -mhard-float -march=4kc |
81 | endif |
83 | endif |
82 | ifeq ($(MACHINE),simics) |
84 | ifeq ($(MACHINE),simics) |
83 | # SIMICS 4kc emulation is broken, although for instructions |
85 | # SIMICS 4kc emulation is broken, although for instructions |
84 | # that do not bother us |
86 | # that do not bother us |
85 | 87 | ||
86 | BFD_NAME = elf32-tradlittlemips |
88 | BFD_NAME = elf32-tradlittlemips |
87 | BFD = elf32-tradlittlemips |
89 | BFD = elf32-tradlittlemips |
88 | CFLAGS += -mhard-float -mips3 |
90 | CFLAGS += -mhard-float -mips3 |
89 | endif |
91 | endif |
90 | ifeq ($(MACHINE),msim) |
92 | ifeq ($(MACHINE),msim) |
91 | BFD_NAME = elf32-tradlittlemips |
93 | BFD_NAME = elf32-tradlittlemips |
92 | BFD = binary |
94 | BFD = binary |
93 | CFLAGS += -mhard-float -mips3 |
95 | CFLAGS += -mhard-float -mips3 |
94 | endif |
96 | endif |
95 | 97 | ||
96 | ## Own configuration directives |
98 | ## Own configuration directives |
97 | # |
99 | # |
98 | 100 | ||
99 | CONFIG_OFW = y |
101 | CONFIG_OFW = y |
100 | 102 | ||
101 | ## Accepted configuration directives |
103 | ## Accepted configuration directives |
102 | # |
104 | # |
103 | 105 | ||
104 | ifeq ($(CONFIG_FPU_LAZY),y) |
106 | ifeq ($(CONFIG_FPU_LAZY),y) |
105 | DEFS += -DCONFIG_FPU_LAZY |
107 | DEFS += -DCONFIG_FPU_LAZY |
106 | endif |
108 | endif |
107 | 109 | ||
108 | ARCH_SOURCES = \ |
110 | ARCH_SOURCES = \ |
109 | arch/$(ARCH)/src/start.S \ |
111 | arch/$(ARCH)/src/start.S \ |
110 | arch/$(ARCH)/src/context.S \ |
112 | arch/$(ARCH)/src/context.S \ |
111 | arch/$(ARCH)/src/panic.S \ |
113 | arch/$(ARCH)/src/panic.S \ |
112 | arch/$(ARCH)/src/mips32.c \ |
114 | arch/$(ARCH)/src/mips32.c \ |
113 | arch/$(ARCH)/src/dummy.S \ |
115 | arch/$(ARCH)/src/dummy.S \ |
114 | arch/$(ARCH)/src/console.c \ |
116 | arch/$(ARCH)/src/console.c \ |
115 | arch/$(ARCH)/src/asm.S \ |
117 | arch/$(ARCH)/src/asm.S \ |
116 | arch/$(ARCH)/src/exception.c \ |
118 | arch/$(ARCH)/src/exception.c \ |
117 | arch/$(ARCH)/src/interrupt.c \ |
119 | arch/$(ARCH)/src/interrupt.c \ |
118 | arch/$(ARCH)/src/cache.c \ |
120 | arch/$(ARCH)/src/cache.c \ |
119 | arch/$(ARCH)/src/cpu/cpu.c \ |
121 | arch/$(ARCH)/src/cpu/cpu.c \ |
120 | arch/$(ARCH)/src/mm/asid.c \ |
122 | arch/$(ARCH)/src/mm/asid.c \ |
121 | arch/$(ARCH)/src/mm/frame.c \ |
123 | arch/$(ARCH)/src/mm/frame.c \ |
122 | arch/$(ARCH)/src/mm/page.c \ |
124 | arch/$(ARCH)/src/mm/page.c \ |
123 | arch/$(ARCH)/src/mm/tlb.c \ |
125 | arch/$(ARCH)/src/mm/tlb.c \ |
124 | arch/$(ARCH)/src/mm/vm.c \ |
126 | arch/$(ARCH)/src/mm/vm.c \ |
125 | arch/$(ARCH)/src/fpu_context.c \ |
127 | arch/$(ARCH)/src/fpu_context.c \ |
126 | arch/$(ARCH)/src/fmath.c \ |
128 | arch/$(ARCH)/src/fmath.c \ |
127 | arch/$(ARCH)/src/drivers/arc.c |
129 | arch/$(ARCH)/src/drivers/arc.c |
128 | 130 |