1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
|
/* $NetBSD: isa_machdep.h,v 1.15 2016/10/18 22:04:33 jdolecek Exp $ */
/*-
* Copyright (c) 2000 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Jason R. Thorpe.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/*
* Copyright (c) 1996 Carnegie-Mellon University.
* All rights reserved.
*
* Author: Chris G. Demetriou
*
* Permission to use, copy, modify and distribute this software and
* its documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie the
* rights to redistribute these changes.
*/
#include <dev/isa/isadmavar.h>
/*
* Types provided to machine-independent ISA code.
*/
typedef struct alpha_isa_chipset *isa_chipset_tag_t;
struct alpha_isa_chipset {
void *ic_v;
struct isa_dma_state ic_dmastate;
void (*ic_attach_hook)(device_t, device_t,
struct isabus_attach_args *);
const struct evcnt *(*ic_intr_evcnt)(void *, int);
void *(*ic_intr_establish)(void *, int, int, int,
int (*)(void *), void *);
void (*ic_intr_disestablish)(void *, void *);
int (*ic_intr_alloc)(void *, int, int, int *);
void (*ic_detach_hook)(isa_chipset_tag_t, device_t);
};
/*
* Functions provided to machine-independent ISA code.
*/
#define isa_attach_hook(p, s, a) \
(*(a)->iba_ic->ic_attach_hook)((p), (s), (a))
#define isa_detach_hook(c, s) \
(*(c)->ic_detach_hook)((c), (s))
#define isa_intr_evcnt(c, i) \
(*(c)->ic_intr_evcnt)((c)->ic_v, (i))
#define isa_intr_establish(c, i, t, l, f, a) \
(*(c)->ic_intr_establish)((c)->ic_v, (i), (t), (l), (f), (a))
#define isa_intr_establish_xname(c, i, t, l, f, a, x) \
(*(c)->ic_intr_establish)((c)->ic_v, (i), (t), (l), (f), (a))
#define isa_intr_disestablish(c, h) \
(*(c)->ic_intr_disestablish)((c)->ic_v, (h))
#define isa_intr_alloc(c, m, t, i) \
(*(c)->ic_intr_alloc)((c)->ic_v, (m), (t), (i))
#define isa_dmainit(ic, bst, dmat, d) \
_isa_dmainit(&(ic)->ic_dmastate, (bst), (dmat), (d))
#define isa_dmadestroy(ic) \
_isa_dmadestroy(&(ic)->ic_dmastate)
#define isa_dmacascade(ic, c) \
_isa_dmacascade(&(ic)->ic_dmastate, (c))
#define isa_dmamaxsize(ic, c) \
_isa_dmamaxsize(&(ic)->ic_dmastate, (c))
#define isa_dmamap_create(ic, c, s, f) \
_isa_dmamap_create(&(ic)->ic_dmastate, (c), (s), (f))
#define isa_dmamap_destroy(ic, c) \
_isa_dmamap_destroy(&(ic)->ic_dmastate, (c))
#define isa_dmastart(ic, c, a, n, p, f, bf) \
_isa_dmastart(&(ic)->ic_dmastate, (c), (a), (n), (p), (f), (bf))
#define isa_dmaabort(ic, c) \
_isa_dmaabort(&(ic)->ic_dmastate, (c))
#define isa_dmacount(ic, c) \
_isa_dmacount(&(ic)->ic_dmastate, (c))
#define isa_dmafinished(ic, c) \
_isa_dmafinished(&(ic)->ic_dmastate, (c))
#define isa_dmadone(ic, c) \
_isa_dmadone(&(ic)->ic_dmastate, (c))
#define isa_dmafreeze(ic) \
_isa_dmafreeze(&(ic)->ic_dmastate)
#define isa_dmathaw(ic) \
_isa_dmathaw(&(ic)->ic_dmastate)
#define isa_dmamem_alloc(ic, c, s, ap, f) \
_isa_dmamem_alloc(&(ic)->ic_dmastate, (c), (s), (ap), (f))
#define isa_dmamem_free(ic, c, a, s) \
_isa_dmamem_free(&(ic)->ic_dmastate, (c), (a), (s))
#define isa_dmamem_map(ic, c, a, s, kp, f) \
_isa_dmamem_map(&(ic)->ic_dmastate, (c), (a), (s), (kp), (f))
#define isa_dmamem_unmap(ic, c, k, s) \
_isa_dmamem_unmap(&(ic)->ic_dmastate, (c), (k), (s))
#define isa_dmamem_mmap(ic, c, a, s, o, p, f) \
_isa_dmamem_mmap(&(ic)->ic_dmastate, (c), (a), (s), (o), (p), (f))
#define isa_drq_alloc(ic, c) \
_isa_drq_alloc(&(ic)->ic_dmastate, c)
#define isa_drq_free(ic, c) \
_isa_drq_free(&(ic)->ic_dmastate, c)
#define isa_drq_isfree(ic, c) \
_isa_drq_isfree(&(ic)->ic_dmastate, (c))
#define isa_malloc(ic, c, s, p, f) \
_isa_malloc(&(ic)->ic_dmastate, (c), (s), (p), (f))
#define isa_free(a, p) \
_isa_free((a), (p))
#define isa_mappage(m, o, p) \
_isa_mappage((m), (o), (p))
/*
* alpha-specific ISA functions.
* NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE.
*/
int isa_display_console(bus_space_tag_t, bus_space_tag_t);
void isabeep(int, int);
#ifdef _ALPHA_BUS_DMA_PRIVATE
int isadma_bounce_dmamap_create(bus_dma_tag_t, bus_size_t, int,
bus_size_t, bus_size_t, int, bus_dmamap_t *);
void isadma_bounce_dmamap_destroy(bus_dma_tag_t, bus_dmamap_t);
int isadma_bounce_dmamap_load(bus_dma_tag_t, bus_dmamap_t, void *,
bus_size_t, struct proc *, int);
int isadma_bounce_dmamap_load_mbuf(bus_dma_tag_t, bus_dmamap_t,
struct mbuf *, int);
int isadma_bounce_dmamap_load_uio(bus_dma_tag_t, bus_dmamap_t,
struct uio *, int);
int isadma_bounce_dmamap_load_raw(bus_dma_tag_t, bus_dmamap_t,
bus_dma_segment_t *, int, bus_size_t, int);
void isadma_bounce_dmamap_unload(bus_dma_tag_t, bus_dmamap_t);
void isadma_bounce_dmamap_sync(bus_dma_tag_t, bus_dmamap_t,
bus_addr_t, bus_size_t, int);
int isadma_bounce_dmamem_alloc(bus_dma_tag_t, bus_size_t, bus_size_t,
bus_size_t, bus_dma_segment_t *, int, int *, int);
#endif /* _ALPHA_BUS_DMA_PRIVATE */
|