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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 | /** @addtogroup sparc64interrupt sparc64 |
29 | /** @addtogroup sparc64interrupt sparc64 |
| 30 | * @ingroup interrupt |
30 | * @ingroup interrupt |
| 31 | * @{ |
31 | * @{ |
| 32 | */ |
32 | */ |
| 33 | /** @file |
33 | /** @file |
| 34 | */ |
34 | */ |
| 35 | 35 | ||
| 36 | #ifndef KERN_sparc64_INTERRUPT_H_ |
36 | #ifndef KERN_sparc64_INTERRUPT_H_ |
| 37 | #define KERN_sparc64_INTERRUPT_H_ |
37 | #define KERN_sparc64_INTERRUPT_H_ |
| 38 | 38 | ||
| 39 | #include <typedefs.h> |
39 | #include <typedefs.h> |
| 40 | #include <arch/types.h> |
40 | #include <arch/types.h> |
| 41 | #include <arch/regdef.h> |
41 | #include <arch/regdef.h> |
| 42 | 42 | ||
| 43 | #define IVT_ITEMS 15 |
43 | #define IVT_ITEMS 15 |
| 44 | #define IVT_FIRST 1 |
44 | #define IVT_FIRST 1 |
| 45 | 45 | ||
| 46 | /* This needs to be defined for inter-architecture API portability. */ |
46 | /* This needs to be defined for inter-architecture API portability. */ |
| 47 | #define VECTOR_TLB_SHOOTDOWN_IPI 0 |
47 | #define VECTOR_TLB_SHOOTDOWN_IPI 0 |
| 48 | 48 | ||
| 49 | enum { |
49 | enum { |
| 50 | IPI_TLB_SHOOTDOWN = VECTOR_TLB_SHOOTDOWN_IPI, |
50 | IPI_TLB_SHOOTDOWN = VECTOR_TLB_SHOOTDOWN_IPI |
| 51 | IPI_DCACHE_SHOOTDOWN |
- | |
| 52 | }; |
51 | }; |
| 53 | 52 | ||
| 54 | struct istate { |
53 | struct istate { |
| 55 | uint64_t tnpc; |
54 | uint64_t tnpc; |
| 56 | uint64_t tpc; |
55 | uint64_t tpc; |
| 57 | uint64_t tstate; |
56 | uint64_t tstate; |
| 58 | }; |
57 | }; |
| 59 | 58 | ||
| 60 | static inline void istate_set_retaddr(istate_t *istate, uintptr_t retaddr) |
59 | static inline void istate_set_retaddr(istate_t *istate, uintptr_t retaddr) |
| 61 | { |
60 | { |
| 62 | istate->tpc = retaddr; |
61 | istate->tpc = retaddr; |
| 63 | } |
62 | } |
| 64 | 63 | ||
| 65 | static inline int istate_from_uspace(istate_t *istate) |
64 | static inline int istate_from_uspace(istate_t *istate) |
| 66 | { |
65 | { |
| 67 | return !(istate->tstate & TSTATE_PRIV_BIT); |
66 | return !(istate->tstate & TSTATE_PRIV_BIT); |
| 68 | } |
67 | } |
| 69 | 68 | ||
| 70 | static inline unative_t istate_get_pc(istate_t *istate) |
69 | static inline unative_t istate_get_pc(istate_t *istate) |
| 71 | { |
70 | { |
| 72 | return istate->tpc; |
71 | return istate->tpc; |
| 73 | } |
72 | } |
| 74 | 73 | ||
| 75 | 74 | ||
| 76 | extern void interrupt_register(int n, const char *name, iroutine f); |
75 | extern void interrupt_register(int n, const char *name, iroutine f); |
| 77 | 76 | ||
| 78 | #endif |
77 | #endif |
| 79 | 78 | ||
| 80 | /** @} |
79 | /** @} |
| 81 | */ |
80 | */ |
| 82 | 81 | ||