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| 431 | jermar | 1 | /* |
| 2 | * Copyright (C) 2005 Jakub Jermar |
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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 __ia64_INTERRUPT_H__ |
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| 30 | #define __ia64_INTERRUPT_H__ |
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| 31 | |||
| 470 | jermar | 32 | #include <arch/types.h> |
| 472 | jermar | 33 | #include <arch/register.h> |
| 470 | jermar | 34 | |
| 472 | jermar | 35 | /** External Interrupt vectors. */ |
| 433 | jermar | 36 | #define INTERRUPT_TIMER 0 |
| 37 | #define INTERRUPT_SPURIOUS 15 |
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| 38 | |||
| 472 | jermar | 39 | /** General Exception codes. */ |
| 40 | #define GE_ILLEGALOP 0 |
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| 41 | #define GE_PRIVOP 1 |
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| 42 | #define GE_PRIVREG 2 |
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| 43 | #define GE_RESREGFLD 3 |
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| 44 | #define GE_DISBLDISTRAN 4 |
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| 45 | #define GE_ILLEGALDEP 8 |
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| 46 | |||
| 435 | jermar | 47 | #define EOI 0 /**< The actual value doesn't matter. */ |
| 48 | |||
| 470 | jermar | 49 | struct exception_regdump { |
| 50 | __address ar_bsp; |
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| 51 | __address ar_bspstore; |
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| 915 | jermar | 52 | __address ar_bspstore_new; |
| 470 | jermar | 53 | __u64 ar_rnat; |
| 54 | __u64 ar_ifs; |
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| 55 | __u64 ar_pfs; |
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| 56 | __u64 ar_rsc; |
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| 57 | __address cr_ifa; |
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| 472 | jermar | 58 | cr_isr_t cr_isr; |
| 470 | jermar | 59 | __address cr_iipa; |
| 921 | jermar | 60 | psr_t cr_ipsr; |
| 470 | jermar | 61 | __address cr_iip; |
| 62 | __u64 pr; |
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| 912 | jermar | 63 | __address sp; |
| 921 | jermar | 64 | |
| 65 | /* |
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| 66 | * The following variables are defined only for break_instruction handler. |
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| 67 | */ |
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| 68 | __u64 in0; |
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| 69 | __u64 in1; |
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| 70 | __u64 in2; |
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| 71 | __u64 in3; |
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| 470 | jermar | 72 | } __attribute__ ((packed)); |
| 431 | jermar | 73 | |
| 470 | jermar | 74 | extern void *ivt; |
| 75 | |||
| 76 | extern void general_exception(__u64 vector, struct exception_regdump *pstate); |
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| 921 | jermar | 77 | extern int break_instruction(__u64 vector, struct exception_regdump *pstate); |
| 470 | jermar | 78 | extern void universal_handler(__u64 vector, struct exception_regdump *pstate); |
| 79 | extern void external_interrupt(__u64 vector, struct exception_regdump *pstate); |
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| 80 | |||
| 431 | jermar | 81 | #endif |