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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 | ifndef CROSS_PREFIX |
32 | ifndef CROSS_PREFIX |
33 | CROSS_PREFIX = /usr/local |
33 | CROSS_PREFIX = /usr/local |
34 | endif |
34 | endif |
35 | 35 | ||
36 | BFD_ARCH = mips |
36 | BFD_ARCH = mips |
37 | TARGET = mipsel-linux-gnu |
37 | TARGET = mipsel-linux-gnu |
38 | TOOLCHAIN_DIR = $(CROSS_PREFIX)/mipsel |
38 | TOOLCHAIN_DIR = $(CROSS_PREFIX)/mipsel |
39 | 39 | ||
40 | KERNEL_LOAD_ADDRESS = 0x80100000 |
40 | KERNEL_LOAD_ADDRESS = 0x80100000 |
41 | INIT_ADDRESS = 0x81000000 |
- | |
42 | INIT_SIZE = 262144 |
- | |
43 | 41 | ||
44 | GCC_CFLAGS += -mno-abicalls -G 0 -fno-zero-initialized-in-bss |
42 | GCC_CFLAGS += -mno-abicalls -G 0 -fno-zero-initialized-in-bss |
45 | 43 | ||
46 | DEFS += -D__32_BITS__ -DMACHINE=$(MACHINE) -DKERNEL_LOAD_ADDRESS=${KERNEL_LOAD_ADDRESS} -DINIT_ADDRESS=${INIT_ADDRESS} -DINIT_SIZE=${INIT_SIZE} |
44 | DEFS += -D__32_BITS__ -DMACHINE=$(MACHINE) -DKERNEL_LOAD_ADDRESS=${KERNEL_LOAD_ADDRESS} |
47 | 45 | ||
48 | ## Compile with hierarchical page tables support. |
46 | ## Compile with hierarchical page tables support. |
49 | # |
47 | # |
50 | 48 | ||
51 | CONFIG_PAGE_PT = y |
49 | CONFIG_PAGE_PT = y |
52 | DEFS += -DCONFIG_PAGE_PT |
50 | DEFS += -DCONFIG_PAGE_PT |
53 | 51 | ||
54 | ## Compile with support for address space identifiers. |
52 | ## Compile with support for address space identifiers. |
55 | # |
53 | # |
56 | 54 | ||
57 | CONFIG_ASID = y |
55 | CONFIG_ASID = y |
58 | CONFIG_ASID_FIFO = y |
56 | CONFIG_ASID_FIFO = y |
59 | 57 | ||
60 | ## Accepted MACHINEs |
58 | ## Accepted MACHINEs |
61 | # |
59 | # |
62 | 60 | ||
63 | ifeq ($(MACHINE),lgxemul) |
61 | ifeq ($(MACHINE),lgxemul) |
64 | BFD_NAME = elf32-tradlittlemips |
62 | BFD_NAME = elf32-tradlittlemips |
65 | BFD = binary |
63 | BFD = binary |
66 | GCC_CFLAGS += -DFB_INVERT_ENDIAN -DARCH_HAS_FPU -mips3 |
64 | GCC_CFLAGS += -DFB_INVERT_ENDIAN -DARCH_HAS_FPU -mips3 |
67 | endif |
65 | endif |
68 | ifeq ($(MACHINE),bgxemul) |
66 | ifeq ($(MACHINE),bgxemul) |
69 | BFD_NAME = elf32-bigmips |
67 | BFD_NAME = elf32-bigmips |
70 | BFD = ecoff-bigmips |
68 | BFD = ecoff-bigmips |
71 | TARGET = mips-sgi-irix5 |
69 | TARGET = mips-sgi-irix5 |
72 | TOOLCHAIN_DIR = $(CROSS_PREFIX)/mips/bin |
70 | TOOLCHAIN_DIR = $(CROSS_PREFIX)/mips/bin |
73 | GCC_CFLAGS += -EB -DBIG_ENDIAN -DARCH_HAS_FPU -mips3 |
71 | GCC_CFLAGS += -EB -DBIG_ENDIAN -DARCH_HAS_FPU -mips3 |
74 | INIT_ADDRESS = 0x81800000 |
- | |
75 | endif |
72 | endif |
76 | ifeq ($(MACHINE),simics) |
73 | ifeq ($(MACHINE),simics) |
77 | # SIMICS 4kc emulation is broken, although for instructions |
74 | # SIMICS 4kc emulation is broken, although for instructions |
78 | # that do not bother us |
75 | # that do not bother us |
79 | 76 | ||
80 | BFD_NAME = elf32-tradlittlemips |
77 | BFD_NAME = elf32-tradlittlemips |
81 | BFD = elf32-tradlittlemips |
78 | BFD = elf32-tradlittlemips |
82 | GCC_CFLAGS += -mhard-float -mips3 -DTLBCNT=16 |
79 | GCC_CFLAGS += -mhard-float -mips3 -DTLBCNT=16 |
83 | TLBCNT = 16 |
80 | TLBCNT = 16 |
84 | endif |
81 | endif |
85 | ifeq ($(MACHINE),msim) |
82 | ifeq ($(MACHINE),msim) |
86 | BFD_NAME = elf32-tradlittlemips |
83 | BFD_NAME = elf32-tradlittlemips |
87 | BFD = binary |
84 | BFD = binary |
88 | GCC_CFLAGS += -mhard-float -mips3 |
85 | GCC_CFLAGS += -mhard-float -mips3 |
89 | endif |
86 | endif |
90 | 87 | ||
91 | ## Compile with support for software integer division. |
88 | ## Compile with support for software integer division. |
92 | # |
89 | # |
93 | 90 | ||
94 | CONFIG_SOFTINT = y |
91 | CONFIG_SOFTINT = y |
95 | 92 | ||
96 | 93 | ||
97 | ARCH_SOURCES = \ |
94 | ARCH_SOURCES = \ |
98 | arch/$(ARCH)/src/start.S \ |
95 | arch/$(ARCH)/src/start.S \ |
99 | arch/$(ARCH)/src/context.S \ |
96 | arch/$(ARCH)/src/context.S \ |
100 | arch/$(ARCH)/src/panic.S \ |
97 | arch/$(ARCH)/src/panic.S \ |
101 | arch/$(ARCH)/src/mips32.c \ |
98 | arch/$(ARCH)/src/mips32.c \ |
102 | arch/$(ARCH)/src/dummy.S \ |
99 | arch/$(ARCH)/src/dummy.S \ |
103 | arch/$(ARCH)/src/console.c \ |
100 | arch/$(ARCH)/src/console.c \ |
104 | arch/$(ARCH)/src/asm.S \ |
101 | arch/$(ARCH)/src/asm.S \ |
105 | arch/$(ARCH)/src/exception.c \ |
102 | arch/$(ARCH)/src/exception.c \ |
106 | arch/$(ARCH)/src/interrupt.c \ |
103 | arch/$(ARCH)/src/interrupt.c \ |
107 | arch/$(ARCH)/src/cache.c \ |
104 | arch/$(ARCH)/src/cache.c \ |
108 | arch/$(ARCH)/src/debugger.c \ |
105 | arch/$(ARCH)/src/debugger.c \ |
109 | arch/$(ARCH)/src/cpu/cpu.c \ |
106 | arch/$(ARCH)/src/cpu/cpu.c \ |
110 | arch/$(ARCH)/src/mm/frame.c \ |
107 | arch/$(ARCH)/src/mm/frame.c \ |
111 | arch/$(ARCH)/src/mm/page.c \ |
108 | arch/$(ARCH)/src/mm/page.c \ |
112 | arch/$(ARCH)/src/mm/tlb.c \ |
109 | arch/$(ARCH)/src/mm/tlb.c \ |
113 | arch/$(ARCH)/src/mm/as.c \ |
110 | arch/$(ARCH)/src/mm/as.c \ |
114 | arch/$(ARCH)/src/fpu_context.c \ |
111 | arch/$(ARCH)/src/fpu_context.c \ |
115 | arch/$(ARCH)/src/ddi/ddi.c \ |
112 | arch/$(ARCH)/src/ddi/ddi.c \ |
116 | arch/$(ARCH)/src/drivers/msim.c \ |
113 | arch/$(ARCH)/src/drivers/msim.c \ |
117 | arch/$(ARCH)/src/drivers/serial.c \ |
114 | arch/$(ARCH)/src/drivers/serial.c \ |
118 | arch/$(ARCH)/src/smp/order.c |
115 | arch/$(ARCH)/src/smp/order.c |
119 | 116 |