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1 | /* |
1 | /* |
2 | * Copyright (c) 2006 Martin Decky |
2 | * Copyright (c) 2006 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 | /** @addtogroup ppc32 |
29 | /** @addtogroup ppc32 |
30 | * @{ |
30 | * @{ |
31 | */ |
31 | */ |
32 | /** @file |
32 | /** @file |
33 | */ |
33 | */ |
34 | 34 | ||
35 | #ifndef KERN_ppc32_EXCEPTION_H_ |
35 | #ifndef KERN_ppc32_EXCEPTION_H_ |
36 | #define KERN_ppc32_EXCEPTION_H_ |
36 | #define KERN_ppc32_EXCEPTION_H_ |
37 | 37 | ||
38 | #include <arch/types.h> |
38 | #include <arch/types.h> |
39 | #include <typedefs.h> |
- | |
40 | 39 | ||
41 | struct istate { |
40 | typedef struct { |
42 | uint32_t r0; |
41 | uint32_t r0; |
43 | uint32_t r2; |
42 | uint32_t r2; |
44 | uint32_t r3; |
43 | uint32_t r3; |
45 | uint32_t r4; |
44 | uint32_t r4; |
46 | uint32_t r5; |
45 | uint32_t r5; |
47 | uint32_t r6; |
46 | uint32_t r6; |
48 | uint32_t r7; |
47 | uint32_t r7; |
49 | uint32_t r8; |
48 | uint32_t r8; |
50 | uint32_t r9; |
49 | uint32_t r9; |
51 | uint32_t r10; |
50 | uint32_t r10; |
52 | uint32_t r11; |
51 | uint32_t r11; |
53 | uint32_t r13; |
52 | uint32_t r13; |
54 | uint32_t r14; |
53 | uint32_t r14; |
55 | uint32_t r15; |
54 | uint32_t r15; |
56 | uint32_t r16; |
55 | uint32_t r16; |
57 | uint32_t r17; |
56 | uint32_t r17; |
58 | uint32_t r18; |
57 | uint32_t r18; |
59 | uint32_t r19; |
58 | uint32_t r19; |
60 | uint32_t r20; |
59 | uint32_t r20; |
61 | uint32_t r21; |
60 | uint32_t r21; |
62 | uint32_t r22; |
61 | uint32_t r22; |
63 | uint32_t r23; |
62 | uint32_t r23; |
64 | uint32_t r24; |
63 | uint32_t r24; |
65 | uint32_t r25; |
64 | uint32_t r25; |
66 | uint32_t r26; |
65 | uint32_t r26; |
67 | uint32_t r27; |
66 | uint32_t r27; |
68 | uint32_t r28; |
67 | uint32_t r28; |
69 | uint32_t r29; |
68 | uint32_t r29; |
70 | uint32_t r30; |
69 | uint32_t r30; |
71 | uint32_t r31; |
70 | uint32_t r31; |
72 | uint32_t cr; |
71 | uint32_t cr; |
73 | uint32_t pc; |
72 | uint32_t pc; |
74 | uint32_t srr1; |
73 | uint32_t srr1; |
75 | uint32_t lr; |
74 | uint32_t lr; |
76 | uint32_t ctr; |
75 | uint32_t ctr; |
77 | uint32_t xer; |
76 | uint32_t xer; |
78 | uint32_t r12; |
77 | uint32_t r12; |
79 | uint32_t sp; |
78 | uint32_t sp; |
80 | }; |
79 | } istate_t; |
81 | 80 | ||
82 | static inline void istate_set_retaddr(istate_t *istate, uintptr_t retaddr) |
81 | static inline void istate_set_retaddr(istate_t *istate, uintptr_t retaddr) |
83 | { |
82 | { |
84 | istate->pc = retaddr; |
83 | istate->pc = retaddr; |
85 | } |
84 | } |
86 | /** Return true if exception happened while in userspace */ |
85 | /** Return true if exception happened while in userspace */ |
87 | #include <panic.h> |
86 | #include <panic.h> |
88 | static inline int istate_from_uspace(istate_t *istate) |
87 | static inline int istate_from_uspace(istate_t *istate) |
89 | { |
88 | { |
90 | panic("istate_from_uspace not yet implemented"); |
89 | panic("istate_from_uspace not yet implemented"); |
91 | return 0; |
90 | return 0; |
92 | } |
91 | } |
93 | static inline unative_t istate_get_pc(istate_t *istate) |
92 | static inline unative_t istate_get_pc(istate_t *istate) |
94 | { |
93 | { |
95 | return istate->pc; |
94 | return istate->pc; |
96 | } |
95 | } |
97 | 96 | ||
98 | #endif |
97 | #endif |
99 | 98 | ||
100 | /** @} |
99 | /** @} |
101 | */ |
100 | */ |
102 | 101 |