FreeBSD/Linux Kernel Cross Reference
sys/pc98/pc98/30line.h
1 /*
2 * Copyright (c) 1994, 1995, 1996. FreeBSD(98) porting team.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer as
10 * the first lines of this file unmodified.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
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
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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
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
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * $FreeBSD: releng/5.0/sys/pc98/pc98/30line.h 67142 2000-10-15 04:54:17Z nyan $
29 */
30
31 #ifndef __PC98_PC98_30LINE_H__
32 #define __PC98_PC98_30LINE_H__
33
34 #include <pc98/pc98/module.h>
35
36 #ifndef LINE30_ROW
37 #define LINE30_ROW 30
38 #endif
39
40 #define _CR 80
41 #ifndef _VS
42 #define _VS 2
43 #endif
44 #ifndef _HS
45 #define _HS 1 + 1
46 #endif
47 #ifndef _HFP
48 #define _HFP 3 + 1
49 #endif
50 #ifndef _HBP
51 #define _HBP 14 + 1
52 #endif
53 #ifndef _VFP
54 #define _VFP 11
55 #endif
56 #ifndef _VBP
57 #define _VBP 44
58 #endif
59
60 #define _LF LINE30_ROW*16
61
62 #define _GDC_RESET 0x00
63 #define _GDC_SYNC 0x0e
64 #define _GDC_MASTER 0x6f
65 #define _GDC_SLAVE 0x6e
66 #define _GDC_START 0x0d
67 #define _GDC_STOP 0x0c
68 #define _GDC_SCROLL 0x70
69 #define _GDC_PITCH 0x47
70
71 #define GDC_CR 0
72 #define GDC_VS 1
73 #define GDC_HS 2
74 #define GDC_HFP 3
75 #define GDC_HBP 4
76 #define GDC_VFP 5
77 #define GDC_VBP 6
78 #define GDC_LF 7
79
80
81 #define _24KHZ 0
82 #define _31KHZ 1
83
84 #define _2_5MHZ 0
85 #define _5MHZ 1
86
87 #define _25L 0
88 #define _30L 1
89
90 #define T25_G400 0
91 #define T30_G400 1
92 #define T30_G480 2
93
94 static void master_gdc_cmd(unsigned int);
95 static void master_gdc_prm(unsigned int);
96 static void master_gdc_word_prm(unsigned int);
97 #ifdef LINE30
98 static void master_gdc_fifo_empty(void);
99 #endif
100 static void master_gdc_wait_vsync(void);
101
102 static void gdc_cmd(unsigned int);
103 #ifdef LINE30
104 static void gdc_prm(unsigned int);
105 static void gdc_word_prm(unsigned int);
106 static void gdc_fifo_empty(void);
107 #endif
108 static void gdc_wait_vsync(void);
109
110 #ifdef LINE30
111 static int check_gdc_clock(void);
112
113 static int gdc_INFO = _25L;
114 #endif
115 static int gdc_FH = _24KHZ;
116 static void initialize_gdc(unsigned int, int);
117
118 #ifdef LINE30
119 static unsigned int master_param[2][2][8] = {
120 {{78, 8, 7, 9, 7, 7, 25, 400}, /* 400/24k */
121 {_CR-2, _VS, _HS-1, _HFP-1, _HBP-1, _VFP, _VBP, _LF}}, /* 480/24k */
122 {{78, 2, 7, 3, 7, 13, 34, 400}, /* 400/31k */
123 {78, 2, 11, 3, 3, 6, 37, 480}}}; /* 480/31k */
124
125 static unsigned int slave_param[2][6][8] = {
126 {{38, 8, 3, 4, 3, 7, 25, 400}, /* normal */
127 {78, 8, 7, 9, 7, 7, 25, 400},
128 {_CR/2-2, _VS, (_HS)/2-1, (_HFP)/2-1, (_HBP)/2-1,
129 _VFP+(_LF-400)/2+8, _VBP+(_LF-400)/2-8, 400}, /* 30 & 400 */
130 {_CR-2, _VS, _HS-1, _HFP-1, _HBP-1,
131 _VFP+(_LF-400)/2+8, _VBP+(_LF-400)/2-8, 400},
132 {_CR/2-2, _VS, (_HS)/2-1, (_HFP)/2-1, (_HBP)/2-1,
133 _VFP, _VBP, _LF}, /* 30 & 480 */
134 {_CR-2, _VS, _HS-1, _HFP-1, _HBP-1, _VFP, _VBP, _LF}},
135 {{38, 2, 3, 1, 3, 13, 34, 400}, /* normal */
136 {78, 2, 7, 3, 7, 13, 34, 400},
137 {38, 2, 5, 1, 1, 6+48, 37+32, 400}, /* 30 & 400 */
138 {78, 2, 11, 3, 3, 6+48, 37+32, 400},
139 {38, 2, 5, 1, 1, 6, 37, 480}, /* 30 & 480 */
140 {78, 2, 11, 3, 3, 6, 37, 480}}};
141
142 static int SlavePCH[2] = {40,80};
143 static int MasterPCH = 80;
144 static int SlaveScrlLF[3] = {400,400,_LF};
145 #endif
146
147 #endif /* __PC98_PC98_30LINE_H__ */
Cache object: 4a8779b660e600159092c96ea6d8a38d
|