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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 IRQ_COUNT 1 /* TODO */ |
- | |
44 | - | ||
45 | #define IVT_ITEMS 15 |
43 | #define IVT_ITEMS 15 |
46 | #define IVT_FIRST 1 |
44 | #define IVT_FIRST 1 |
47 | 45 | ||
48 | #define VECTOR_TLB_SHOOTDOWN_IPI 0 |
46 | #define VECTOR_TLB_SHOOTDOWN_IPI 0 |
49 | #define IPI_TLB_SHOOTDOWN VECTOR_TLB_SHOOTDOWN_IPI |
47 | #define IPI_TLB_SHOOTDOWN VECTOR_TLB_SHOOTDOWN_IPI |
50 | 48 | ||
51 | struct istate { |
49 | struct istate { |
52 | uint64_t tnpc; |
50 | uint64_t tnpc; |
53 | uint64_t tpc; |
51 | uint64_t tpc; |
54 | uint64_t tstate; |
52 | uint64_t tstate; |
55 | }; |
53 | }; |
56 | 54 | ||
57 | static inline void istate_set_retaddr(istate_t *istate, uintptr_t retaddr) |
55 | static inline void istate_set_retaddr(istate_t *istate, uintptr_t retaddr) |
58 | { |
56 | { |
59 | istate->tpc = retaddr; |
57 | istate->tpc = retaddr; |
60 | } |
58 | } |
61 | 59 | ||
62 | static inline int istate_from_uspace(istate_t *istate) |
60 | static inline int istate_from_uspace(istate_t *istate) |
63 | { |
61 | { |
64 | return !(istate->tstate & TSTATE_PRIV_BIT); |
62 | return !(istate->tstate & TSTATE_PRIV_BIT); |
65 | } |
63 | } |
66 | 64 | ||
67 | static inline unative_t istate_get_pc(istate_t *istate) |
65 | static inline unative_t istate_get_pc(istate_t *istate) |
68 | { |
66 | { |
69 | return istate->tpc; |
67 | return istate->tpc; |
70 | } |
68 | } |
71 | 69 | ||
72 | 70 | ||
73 | extern void interrupt_register(int n, const char *name, iroutine f); |
71 | extern void interrupt_register(int n, const char *name, iroutine f); |
74 | 72 | ||
75 | #endif |
73 | #endif |
76 | 74 | ||
77 | /** @} |
75 | /** @} |
78 | */ |
76 | */ |
79 | 77 |