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1 | /* |
1 | /* |
2 | * Copyright (C) 2001-2004 Jakub Jermar |
2 | * Copyright (C) 2001-2004 Jakub Jermar |
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 | #ifndef __mips_CONTEXT_H__ |
29 | #ifndef __mips_CONTEXT_H__ |
30 | #define __mips_CONTEXT_H__ |
30 | #define __mips_CONTEXT_H__ |
31 | 31 | ||
32 | #define STACK_ITEM_SIZE 4 |
32 | #define STACK_ITEM_SIZE 4 |
33 | 33 | ||
34 | /* These are offsets into the register dump saved |
34 | /* These are offsets into the register dump saved |
35 | * on exception entry |
35 | * on exception entry |
36 | */ |
36 | */ |
37 | #define EOFFSET_AT 0 |
37 | #define EOFFSET_AT 0 |
38 | #define EOFFSET_V0 4 |
38 | #define EOFFSET_V0 4 |
39 | #define EOFFSET_V1 8 |
39 | #define EOFFSET_V1 8 |
40 | #define EOFFSET_A0 12 |
40 | #define EOFFSET_A0 12 |
41 | #define EOFFSET_A1 16 |
41 | #define EOFFSET_A1 16 |
42 | #define EOFFSET_A2 20 |
42 | #define EOFFSET_A2 20 |
43 | #define EOFFSET_A3 24 |
43 | #define EOFFSET_A3 24 |
44 | #define EOFFSET_A4 28 |
44 | #define EOFFSET_A4 28 |
45 | #define EOFFSET_T1 32 |
45 | #define EOFFSET_T1 32 |
46 | #define EOFFSET_T2 36 |
46 | #define EOFFSET_T2 36 |
47 | #define EOFFSET_T3 40 |
47 | #define EOFFSET_T3 40 |
48 | #define EOFFSET_T4 44 |
48 | #define EOFFSET_T4 44 |
49 | #define EOFFSET_T5 48 |
49 | #define EOFFSET_T5 48 |
50 | #define EOFFSET_T6 52 |
50 | #define EOFFSET_T6 52 |
51 | #define EOFFSET_T7 56 |
51 | #define EOFFSET_T7 56 |
52 | #define EOFFSET_T8 60 |
52 | #define EOFFSET_T8 60 |
53 | #define EOFFSET_T9 64 |
53 | #define EOFFSET_T9 64 |
54 | #define EOFFSET_S0 68 |
54 | #define EOFFSET_S0 68 |
55 | #define EOFFSET_S1 72 |
55 | #define EOFFSET_S1 72 |
56 | #define EOFFSET_S2 76 |
56 | #define EOFFSET_S2 76 |
57 | #define EOFFSET_S3 80 |
57 | #define EOFFSET_S3 80 |
58 | #define EOFFSET_S4 84 |
58 | #define EOFFSET_S4 84 |
59 | #define EOFFSET_S5 88 |
59 | #define EOFFSET_S5 88 |
60 | #define EOFFSET_S6 92 |
60 | #define EOFFSET_S6 92 |
61 | #define EOFFSET_S7 96 |
61 | #define EOFFSET_S7 96 |
62 | #define EOFFSET_S8 100 |
62 | #define EOFFSET_S8 100 |
63 | #define EOFFSET_GP 104 |
63 | #define EOFFSET_GP 104 |
64 | #define EOFFSET_RA 108 |
64 | #define EOFFSET_RA 108 |
65 | #define EOFFSET_LO 112 |
65 | #define EOFFSET_SP 112 |
66 | #define EOFFSET_HI 116 |
- | |
67 | 66 | ||
- | 67 | #define EOFFSET_LO 116 |
|
- | 68 | #define EOFFSET_HI 120 |
|
- | 69 | #define EOFFSET_STATUS 124 |
|
- | 70 | ||
68 | #define REGISTER_SPACE 120 |
71 | #define REGISTER_SPACE 128 |
69 | 72 | ||
70 | /* |
73 | /* |
71 | * Put one item onto the stack to support get_stack_base(). |
74 | * Put one item onto the stack to support get_stack_base(). |
72 | */ |
75 | */ |
73 | #define SP_DELTA (0+STACK_ITEM_SIZE) |
76 | #define SP_DELTA (0+STACK_ITEM_SIZE) |
74 | 77 | ||
75 | 78 | ||
76 | #ifndef __ASM__ |
79 | #ifndef __ASM__ |
77 | 80 | ||
78 | #ifndef __mips_TYPES_H_ |
81 | #ifndef __mips_TYPES_H_ |
79 | # include <arch/types.h> |
82 | # include <arch/types.h> |
80 | #endif |
83 | #endif |
81 | 84 | ||
82 | /* |
85 | /* |
83 | * Only save registers that must be preserved across |
86 | * Only save registers that must be preserved across |
84 | * function calls. |
87 | * function calls. |
85 | */ |
88 | */ |
86 | struct context { |
89 | struct context { |
87 | __u32 sp; |
90 | __u32 sp; |
88 | __u32 pc; |
91 | __u32 pc; |
89 | 92 | ||
90 | __u32 s0; |
93 | __u32 s0; |
91 | __u32 s1; |
94 | __u32 s1; |
92 | __u32 s2; |
95 | __u32 s2; |
93 | __u32 s3; |
96 | __u32 s3; |
94 | __u32 s4; |
97 | __u32 s4; |
95 | __u32 s5; |
98 | __u32 s5; |
96 | __u32 s6; |
99 | __u32 s6; |
97 | __u32 s7; |
100 | __u32 s7; |
98 | __u32 s8; |
101 | __u32 s8; |
99 | __u32 gp; |
102 | __u32 gp; |
100 | 103 | ||
101 | __u32 pri; |
104 | __u32 pri; |
102 | }; |
105 | }; |
103 | 106 | ||
104 | #endif /* __ASM__ */ |
107 | #endif /* __ASM__ */ |
105 | 108 | ||
106 | #endif |
109 | #endif |
107 | 110 |