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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 418 | 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 | |||
| 1851 | jermar | 29 | /** @addtogroup sparc64interrupt sparc64 |
| 1702 | cejka | 30 | * @ingroup interrupt |
| 31 | * @{ |
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| 32 | */ |
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| 33 | /** @file |
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| 34 | */ |
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| 35 | |||
| 1860 | jermar | 36 | #ifndef KERN_sparc64_INTERRUPT_H_ |
| 37 | #define KERN_sparc64_INTERRUPT_H_ |
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| 418 | jermar | 38 | |
| 664 | jermar | 39 | #include <typedefs.h> |
| 1288 | jermar | 40 | #include <arch/types.h> |
| 1860 | jermar | 41 | #include <arch/regdef.h> |
| 664 | jermar | 42 | |
| 1903 | jermar | 43 | #define IRQ_COUNT 1 /* TODO */ |
| 1265 | jermar | 44 | |
| 664 | jermar | 45 | #define IVT_ITEMS 15 |
| 46 | #define IVT_FIRST 1 |
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| 47 | |||
| 1904 | jermar | 48 | #define VECTOR_TLB_SHOOTDOWN_IPI 0 |
| 49 | #define IPI_TLB_SHOOTDOWN VECTOR_TLB_SHOOTDOWN_IPI |
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| 1903 | jermar | 50 | |
| 1288 | jermar | 51 | struct istate { |
| 1851 | jermar | 52 | uint64_t tnpc; |
| 53 | uint64_t tpc; |
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| 54 | uint64_t tstate; |
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| 1288 | jermar | 55 | }; |
| 56 | |||
| 1780 | jermar | 57 | static inline void istate_set_retaddr(istate_t *istate, uintptr_t retaddr) |
| 1288 | jermar | 58 | { |
| 1860 | jermar | 59 | istate->tpc = retaddr; |
| 1288 | jermar | 60 | } |
| 1860 | jermar | 61 | |
| 1595 | palkovsky | 62 | static inline int istate_from_uspace(istate_t *istate) |
| 63 | { |
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| 1860 | jermar | 64 | return !(istate->tstate & TSTATE_PRIV_BIT); |
| 1595 | palkovsky | 65 | } |
| 1860 | jermar | 66 | |
| 1780 | jermar | 67 | static inline unative_t istate_get_pc(istate_t *istate) |
| 1595 | palkovsky | 68 | { |
| 1860 | jermar | 69 | return istate->tpc; |
| 1595 | palkovsky | 70 | } |
| 1288 | jermar | 71 | |
| 1595 | palkovsky | 72 | |
| 664 | jermar | 73 | extern void interrupt_register(int n, const char *name, iroutine f); |
| 74 | |||
| 418 | jermar | 75 | #endif |
| 1702 | cejka | 76 | |
| 1851 | jermar | 77 | /** @} |
| 1702 | cejka | 78 | */ |