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| 1 | /* |
1 | /* |
| 2 | * Copyright (C) 2005 Jakub Jermar |
2 | * Copyright (C) 2005 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 __ia64_INTERRUPT_H__ |
29 | #ifndef __ia64_INTERRUPT_H__ |
| 30 | #define __ia64_INTERRUPT_H__ |
30 | #define __ia64_INTERRUPT_H__ |
| 31 | 31 | ||
| 32 | #include <arch/types.h> |
32 | #include <arch/types.h> |
| 33 | #include <arch/register.h> |
33 | #include <arch/register.h> |
| 34 | 34 | ||
| 35 | /** External Interrupt vectors. */ |
35 | /** External Interrupt vectors. */ |
| 36 | #define INTERRUPT_TIMER 0 |
36 | #define INTERRUPT_TIMER 0 |
| 37 | #define INTERRUPT_SPURIOUS 15 |
37 | #define INTERRUPT_SPURIOUS 15 |
| 38 | 38 | ||
| 39 | /** General Exception codes. */ |
39 | /** General Exception codes. */ |
| 40 | #define GE_ILLEGALOP 0 |
40 | #define GE_ILLEGALOP 0 |
| 41 | #define GE_PRIVOP 1 |
41 | #define GE_PRIVOP 1 |
| 42 | #define GE_PRIVREG 2 |
42 | #define GE_PRIVREG 2 |
| 43 | #define GE_RESREGFLD 3 |
43 | #define GE_RESREGFLD 3 |
| 44 | #define GE_DISBLDISTRAN 4 |
44 | #define GE_DISBLDISTRAN 4 |
| 45 | #define GE_ILLEGALDEP 8 |
45 | #define GE_ILLEGALDEP 8 |
| 46 | 46 | ||
| 47 | #define EOI 0 /**< The actual value doesn't matter. */ |
47 | #define EOI 0 /**< The actual value doesn't matter. */ |
| 48 | 48 | ||
| 49 | struct exception_regdump { |
49 | struct exception_regdump { |
| 50 | __address ar_bsp; |
50 | __address ar_bsp; |
| 51 | __address ar_bspstore; |
51 | __address ar_bspstore; |
| 52 | __address ar_bspstore_new; |
52 | __address ar_bspstore_new; |
| 53 | __u64 ar_rnat; |
53 | __u64 ar_rnat; |
| 54 | __u64 ar_ifs; |
54 | __u64 ar_ifs; |
| 55 | __u64 ar_pfs; |
55 | __u64 ar_pfs; |
| 56 | __u64 ar_rsc; |
56 | __u64 ar_rsc; |
| 57 | __address cr_ifa; |
57 | __address cr_ifa; |
| 58 | cr_isr_t cr_isr; |
58 | cr_isr_t cr_isr; |
| 59 | __address cr_iipa; |
59 | __address cr_iipa; |
| 60 | __u64 cr_ips; |
60 | psr_t cr_ipsr; |
| 61 | __address cr_iip; |
61 | __address cr_iip; |
| 62 | __u64 pr; |
62 | __u64 pr; |
| 63 | __address sp; |
63 | __address sp; |
| - | 64 | ||
| - | 65 | /* |
|
| - | 66 | * The following variables are defined only for break_instruction handler. |
|
| - | 67 | */ |
|
| - | 68 | __u64 in0; |
|
| - | 69 | __u64 in1; |
|
| - | 70 | __u64 in2; |
|
| - | 71 | __u64 in3; |
|
| 64 | } __attribute__ ((packed)); |
72 | } __attribute__ ((packed)); |
| 65 | 73 | ||
| 66 | extern void *ivt; |
74 | extern void *ivt; |
| 67 | 75 | ||
| 68 | extern void general_exception(__u64 vector, struct exception_regdump *pstate); |
76 | extern void general_exception(__u64 vector, struct exception_regdump *pstate); |
| 69 | extern void break_instruction(__u64 vector, struct exception_regdump *pstate); |
77 | extern int break_instruction(__u64 vector, struct exception_regdump *pstate); |
| 70 | extern void universal_handler(__u64 vector, struct exception_regdump *pstate); |
78 | extern void universal_handler(__u64 vector, struct exception_regdump *pstate); |
| 71 | extern void external_interrupt(__u64 vector, struct exception_regdump *pstate); |
79 | extern void external_interrupt(__u64 vector, struct exception_regdump *pstate); |
| 72 | 80 | ||
| 73 | #endif |
81 | #endif |
| 74 | 82 | ||