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
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
|
/* $OpenBSD: itevar.h,v 1.11 2003/06/02 23:27:45 millert Exp $ */
/* $NetBSD: itevar.h,v 1.14 1997/03/31 07:37:27 scottr Exp $ */
/*
* Copyright (c) 1988 University of Utah.
* Copyright (c) 1990, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* the Systems Programming Group of the University of Utah Computer
* Science Department.
*
* 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.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
*
* from: Utah $Hdr: itevar.h 1.15 92/12/20$
*
* @(#)itevar.h 8.1 (Berkeley) 6/10/93
*/
#ifdef _KERNEL
#define ITEUNIT(dev) minor(dev)
#define getbyte(ip, offset) \
((*(ip)->isw->ite_readbyte)(ip, offset))
#define getword(ip, offset) \
((getbyte(ip, offset) << 8) | getbyte(ip, (offset) + 2))
#define writeglyph(ip, offset, fontbuf) \
((*(ip)->isw->ite_writeglyph)((ip), (offset), (fontbuf)))
struct ite_data {
int flags;
struct tty *tty;
struct itesw *isw;
struct grf_data *grf;
caddr_t regbase, fbbase;
short curx, cury;
short cursorx, cursory;
short cblankx, cblanky;
short rows, cols;
short cpl;
short dheight, dwidth;
short fbheight, fbwidth;
short ftheight, ftwidth;
short fontx, fonty;
short attribute;
u_char *attrbuf;
short planemask;
short pos;
char imode, escape, fpd, hold;
caddr_t devdata; /* display dependent data */
};
struct itesw {
void (*ite_init)(struct ite_data *);
void (*ite_deinit)(struct ite_data *);
void (*ite_clear)(struct ite_data *, int, int, int, int);
void (*ite_putc)(struct ite_data *, int, int, int, int);
void (*ite_cursor)(struct ite_data *, int);
void (*ite_scroll)(struct ite_data *, int, int, int, int);
u_char (*ite_readbyte)(struct ite_data *, int);
void (*ite_writeglyph)(struct ite_data *, u_char *, u_char *);
};
struct ite_softc {
struct device sc_dev; /* generic device info */
struct ite_data *sc_data; /* terminal state info */
struct grf_softc *sc_grf; /* pointer to framebuffer */
};
#endif /* _KERNEL */
/* Flags */
#define ITE_ALIVE 0x01 /* hardware exists */
#define ITE_INITED 0x02 /* device has been initialized */
#define ITE_CONSOLE 0x04 /* device can be console */
#define ITE_ISCONS 0x08 /* device is console */
#define ITE_ACTIVE 0x10 /* device is being used as ITE */
#define ITE_INGRF 0x20 /* device in use as non-ITE */
#define ITE_CURSORON 0x40 /* cursor being tracked */
#define attrloc(ip, y, x) \
(ip->attrbuf + ((y) * ip->cols) + (x))
#define attrclr(ip, sy, sx, h, w) \
bzero(ip->attrbuf + ((sy) * ip->cols) + (sx), (h) * (w))
#define attrmov(ip, sy, sx, dy, dx, h, w) \
bcopy(ip->attrbuf + ((sy) * ip->cols) + (sx), \
ip->attrbuf + ((dy) * ip->cols) + (dx), \
(h) * (w))
#define attrtest(ip, attr) \
((* (u_char *) attrloc(ip, ip->cury, ip->curx)) & attr)
#define attrset(ip, attr) \
((* (u_char *) attrloc(ip, ip->cury, ip->curx)) = attr)
/*
* X and Y location of character 'c' in the framebuffer, in pixels.
*/
#define charX(ip,c) \
(((c) % (ip)->cpl) * (ip)->ftwidth + (ip)->fontx)
#define charY(ip,c) \
(((c) / (ip)->cpl) * (ip)->ftheight + (ip)->fonty)
/*
* The cursor is just an inverted space.
*/
#define draw_cursor(ip) { \
WINDOWMOVER(ip, ip->cblanky, ip->cblankx, \
ip->cury * ip->ftheight, \
ip->curx * ip->ftwidth, \
ip->ftheight, ip->ftwidth, RR_XOR); \
ip->cursorx = ip->curx; \
ip->cursory = ip->cury; }
#define erase_cursor(ip) \
WINDOWMOVER(ip, ip->cblanky, ip->cblankx, \
ip->cursory * ip->ftheight, \
ip->cursorx * ip->ftwidth, \
ip->ftheight, ip->ftwidth, RR_XOR);
/* Character attributes */
#define ATTR_NOR 0x0 /* normal */
#define ATTR_INV 0x1 /* inverse */
#define ATTR_UL 0x2 /* underline */
#define ATTR_ALL (ATTR_INV | ATTR_UL)
/* Keyboard attributes */
#define ATTR_KPAD 0x4 /* keypad transmit */
/* Replacement Rules */
#define RR_CLEAR 0x0
#define RR_COPY 0x3
#define RR_XOR 0x6
#define RR_COPYINVERTED 0xc
#define SCROLL_UP 0x01
#define SCROLL_DOWN 0x02
#define SCROLL_LEFT 0x03
#define SCROLL_RIGHT 0x04
#define DRAW_CURSOR 0x05
#define ERASE_CURSOR 0x06
#define MOVE_CURSOR 0x07
#define KBD_SSHIFT 4 /* bits to shift status */
#define KBD_CHARMASK 0x7F
/* keyboard status */
#define KBD_SMASK 0xF /* service request status mask */
#define KBD_CTRLSHIFT 0x8 /* key + CTRL + SHIFT */
#define KBD_CTRL 0x9 /* key + CTRL */
#define KBD_SHIFT 0xA /* key + SHIFT */
#define KBD_KEY 0xB /* key only */
#define KBD_CAPSLOCK 0x18
#define KBD_EXT_LEFT_DOWN 0x12
#define KBD_EXT_LEFT_UP 0x92
#define KBD_EXT_RIGHT_DOWN 0x13
#define KBD_EXT_RIGHT_UP 0x93
#define TABSIZE 8
#define TABEND(ip) ((ip)->tty ? ((ip)->tty->t_winsize.ws_col - TABSIZE) \
: ((ip)->cols - TABSIZE))
#ifdef _KERNEL
extern struct ite_data ite_cn; /* ite_data for console device */
extern struct ite_data *kbd_ite; /* XXX */
extern struct ite_softc ite_softc[];
extern struct itesw itesw[];
extern int nitesw;
/* ite.c prototypes */
void ite_attach_grf(int, int);
int iteon(struct ite_data *, int);
void iteoff(struct ite_data *, int);
void itefilter(char, char);
void itecninit(struct grf_data *, struct itesw *);
int itecngetc(dev_t);
void itecnputc(dev_t, int);
int ite_major(void);
/* ite_subr.c prototypes */
void ite_fontinfo(struct ite_data *);
void ite_fontinit(struct ite_data *);
u_char ite_readbyte(struct ite_data *, int);
void ite_writeglyph(struct ite_data *, u_char *, u_char *);
#endif
|
