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| Rev | Author | Line No. | Line |
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| 1215 | decky | 1 | /* |
| 2 | * Copyright (C) 2006 Martin Decky |
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| 3 | * All rights reserved. |
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| 4 | * |
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| 5 | * Redistribution and use in source and binary forms, with or without |
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| 6 | * modification, are permitted provided that the following conditions |
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| 7 | * are met: |
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| 8 | * |
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| 9 | * - Redistributions of source code must retain the above copyright |
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| 10 | * notice, this list of conditions and the following disclaimer. |
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| 11 | * - Redistributions in binary form must reproduce the above copyright |
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| 12 | * notice, this list of conditions and the following disclaimer in the |
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| 13 | * documentation and/or other materials provided with the distribution. |
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| 14 | * - The name of the author may not be used to endorse or promote products |
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| 15 | * derived from this software without specific prior written permission. |
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| 16 | * |
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 27 | */ |
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| 28 | |||
| 29 | #ifndef __ppc32_EXCEPTION_H__ |
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| 30 | #define __ppc32_EXCEPTION_H__ |
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| 31 | |||
| 32 | #ifndef __ppc32_TYPES_H__ |
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| 33 | # include <arch/types.h> |
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| 34 | #endif |
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| 35 | |||
| 36 | #include <typedefs.h> |
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| 37 | |||
| 38 | struct istate { |
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| 39 | __u32 r0; |
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| 40 | __u32 r2; |
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| 41 | __u32 r3; |
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| 42 | __u32 r4; |
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| 43 | __u32 r5; |
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| 44 | __u32 r6; |
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| 45 | __u32 r7; |
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| 46 | __u32 r8; |
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| 47 | __u32 r9; |
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| 48 | __u32 r10; |
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| 49 | __u32 r11; |
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| 50 | __u32 r13; |
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| 51 | __u32 r14; |
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| 52 | __u32 r15; |
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| 53 | __u32 r16; |
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| 54 | __u32 r17; |
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| 55 | __u32 r18; |
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| 56 | __u32 r19; |
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| 57 | __u32 r20; |
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| 58 | __u32 r21; |
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| 59 | __u32 r22; |
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| 60 | __u32 r23; |
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| 61 | __u32 r24; |
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| 62 | __u32 r25; |
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| 63 | __u32 r26; |
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| 64 | __u32 r27; |
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| 65 | __u32 r28; |
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| 66 | __u32 r29; |
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| 67 | __u32 r30; |
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| 68 | __u32 r31; |
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| 1277 | decky | 69 | __u32 cr; |
| 1215 | decky | 70 | __u32 pc; |
| 71 | __u32 srr1; |
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| 72 | __u32 lr; |
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| 73 | __u32 ctr; |
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| 74 | __u32 xer; |
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| 1277 | decky | 75 | __u32 r12; |
| 76 | __u32 sp; |
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| 1215 | decky | 77 | }; |
| 78 | |||
| 1288 | jermar | 79 | static inline void istate_set_retaddr(istate_t *istate, __address retaddr) |
| 80 | { |
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| 1371 | decky | 81 | istate->pc = retaddr; |
| 1288 | jermar | 82 | } |
| 1595 | palkovsky | 83 | /** Return true if exception happened while in userspace */ |
| 84 | #include <panic.h> |
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| 85 | static inline int istate_from_uspace(istate_t *istate) |
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| 86 | { |
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| 87 | panic("istate_from_uspace not yet implemented"); |
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| 88 | return 0; |
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| 89 | } |
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| 90 | static inline __native istate_get_pc(istate_t *istate) |
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| 91 | { |
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| 92 | return istate->pc; |
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| 93 | } |
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| 1288 | jermar | 94 | |
| 1215 | decky | 95 | #endif |