xref: /netbsd-src/sys/arch/hp300/stand/common/itevar.h (revision 8b0f9554ff8762542c4defc4f70e1eb76fb508fa)
1 /*	$NetBSD: itevar.h,v 1.6 2007/03/07 09:10:21 he Exp $	*/
2 
3 /*
4  * Copyright (c) 1990, 1993
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * This code is derived from software contributed to Berkeley by
8  * the Systems Programming Group of the University of Utah Computer
9  * Science Department.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in the
18  *    documentation and/or other materials provided with the distribution.
19  * 3. Neither the name of the University nor the names of its contributors
20  *    may be used to endorse or promote products derived from this software
21  *    without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33  * SUCH DAMAGE.
34  *
35  * from: Utah $Hdr: itevar.h 1.15 92/12/20$
36  *
37  *	@(#)itevar.h	8.1 (Berkeley) 6/10/93
38  */
39 /*
40  * Copyright (c) 1988 University of Utah.
41  *
42  * This code is derived from software contributed to Berkeley by
43  * the Systems Programming Group of the University of Utah Computer
44  * Science Department.
45  *
46  * Redistribution and use in source and binary forms, with or without
47  * modification, are permitted provided that the following conditions
48  * are met:
49  * 1. Redistributions of source code must retain the above copyright
50  *    notice, this list of conditions and the following disclaimer.
51  * 2. Redistributions in binary form must reproduce the above copyright
52  *    notice, this list of conditions and the following disclaimer in the
53  *    documentation and/or other materials provided with the distribution.
54  * 3. All advertising materials mentioning features or use of this software
55  *    must display the following acknowledgement:
56  *	This product includes software developed by the University of
57  *	California, Berkeley and its contributors.
58  * 4. Neither the name of the University nor the names of its contributors
59  *    may be used to endorse or promote products derived from this software
60  *    without specific prior written permission.
61  *
62  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
63  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
64  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
65  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
66  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
67  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
68  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
69  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
70  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
71  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
72  * SUCH DAMAGE.
73  *
74  * from: Utah $Hdr: itevar.h 1.15 92/12/20$
75  *
76  *	@(#)itevar.h	8.1 (Berkeley) 6/10/93
77  */
78 
79 /*
80  * Standalone version of hp300 ITE.
81  */
82 
83 #define ITEUNIT(dev)       minor(dev)
84 
85 #define getbyte(ip, offset) \
86 	((*(ip)->isw->ite_readbyte)(ip, offset))
87 
88 #define getword(ip, offset) \
89 	((getbyte(ip, offset) << 8) | getbyte(ip, (offset) + 2))
90 
91 #define writeglyph(ip, offset, fontbuf) \
92 	((*(ip)->isw->ite_writeglyph)((ip), (offset), (fontbuf)))
93 
94 struct ite_data {
95 	int	flags;
96 	struct	tty *tty;
97 	struct  itesw *isw;
98 	struct  grf_data *grf;
99 	void 	*regbase, *fbbase;
100 	short	curx, cury;
101 	short   cursorx, cursory;
102 	short   cblankx, cblanky;
103 	short	rows, cols;
104 	short   cpl;
105 	short	dheight, dwidth;
106 	short	fbheight, fbwidth;
107 	short	ftheight, ftwidth;
108 	short	fontx, fonty;
109 	short   attribute;
110 	u_char	*attrbuf;
111 	short	planemask;
112 	short	pos;
113 	char	imode, escape, fpd, hold;
114 	void *	devdata;			/* display dependent data */
115 };
116 
117 struct itesw {
118 	int	ite_hwid;
119 	void	(*ite_init)(struct ite_data *);
120 	void	(*ite_deinit)(struct ite_data *);
121 	void	(*ite_clear)(struct ite_data *, int, int, int, int);
122 	void	(*ite_putc)(struct ite_data *, int, int, int, int);
123 	void	(*ite_cursor)(struct ite_data *, int);
124 	void	(*ite_scroll)(struct ite_data *, int, int, int, int);
125 	u_char	(*ite_readbyte)(struct ite_data *, int);
126 	void	(*ite_writeglyph)(struct ite_data *, u_char *, u_char *);
127 };
128 
129 /* Flags */
130 #define ITE_ALIVE	0x01	/* hardware exists */
131 #define ITE_INITED	0x02	/* device has been initialized */
132 #define ITE_CONSOLE	0x04	/* device can be console */
133 #define ITE_ISCONS	0x08	/* device is console */
134 #define ITE_ACTIVE	0x10	/* device is being used as ITE */
135 #define ITE_INGRF	0x20	/* device in use as non-ITE */
136 #define ITE_CURSORON	0x40	/* cursor being tracked */
137 
138 #define attrloc(ip, y, x) \
139 	(ip->attrbuf + ((y) * ip->cols) + (x))
140 
141 #define attrclr(ip, sy, sx, h, w) \
142 	bzero(ip->attrbuf + ((sy) * ip->cols) + (sx), (h) * (w))
143 
144 #define attrmov(ip, sy, sx, dy, dx, h, w) \
145 	bcopy(ip->attrbuf + ((sy) * ip->cols) + (sx), \
146 	      ip->attrbuf + ((dy) * ip->cols) + (dx), \
147 	      (h) * (w))
148 
149 #define attrtest(ip, attr) \
150 	((* (u_char *) attrloc(ip, ip->cury, ip->curx)) & attr)
151 
152 #define attrset(ip, attr) \
153 	((* (u_char *) attrloc(ip, ip->cury, ip->curx)) = attr)
154 
155 /*
156  * X and Y location of character 'c' in the framebuffer, in pixels.
157  */
158 #define	charX(ip,c)	\
159 	(((c) % (ip)->cpl) * (ip)->ftwidth + (ip)->fontx)
160 
161 #define	charY(ip,c)	\
162 	(((c) / (ip)->cpl) * (ip)->ftheight + (ip)->fonty)
163 
164 /*
165  * The cursor is just an inverted space.
166  */
167 #define draw_cursor(ip) { \
168 	WINDOWMOVER(ip, ip->cblanky, ip->cblankx, \
169 		    ip->cury * ip->ftheight, \
170 		    ip->curx * ip->ftwidth, \
171 		    ip->ftheight, ip->ftwidth, RR_XOR); \
172         ip->cursorx = ip->curx; \
173 	ip->cursory = ip->cury; }
174 
175 #define erase_cursor(ip) \
176   	WINDOWMOVER(ip, ip->cblanky, ip->cblankx, \
177 		    ip->cursory * ip->ftheight, \
178 		    ip->cursorx * ip->ftwidth, \
179 		    ip->ftheight, ip->ftwidth, RR_XOR);
180 
181 /* Character attributes */
182 #define ATTR_NOR        0x0             /* normal */
183 #define	ATTR_INV	0x1		/* inverse */
184 #define	ATTR_UL		0x2		/* underline */
185 #define ATTR_ALL	(ATTR_INV | ATTR_UL)
186 
187 /* Keyboard attributes */
188 #define ATTR_KPAD	0x4		/* keypad transmit */
189 
190 /* Replacement Rules */
191 #define RR_CLEAR		0x0
192 #define RR_COPY			0x3
193 #define RR_XOR			0x6
194 #define RR_COPYINVERTED  	0xc
195 
196 #define SCROLL_UP	0x01
197 #define SCROLL_DOWN	0x02
198 #define SCROLL_LEFT	0x03
199 #define SCROLL_RIGHT	0x04
200 #define DRAW_CURSOR	0x05
201 #define ERASE_CURSOR    0x06
202 #define MOVE_CURSOR	0x07
203 
204 #define KBD_SSHIFT	4		/* bits to shift status */
205 #define	KBD_CHARMASK	0x7F
206 
207 /* keyboard status */
208 #define	KBD_SMASK	0xF		/* service request status mask */
209 #define	KBD_CTRLSHIFT	0x8		/* key + CTRL + SHIFT */
210 #define	KBD_CTRL	0x9		/* key + CTRL */
211 #define	KBD_SHIFT	0xA		/* key + SHIFT */
212 #define	KBD_KEY		0xB		/* key only */
213 
214 #define KBD_CAPSLOCK    0x18
215 
216 #define KBD_EXT_LEFT_DOWN     0x12
217 #define KBD_EXT_LEFT_UP       0x92
218 #define KBD_EXT_RIGHT_DOWN    0x13
219 #define KBD_EXT_RIGHT_UP      0x93
220 
221 #define	TABSIZE		8
222 #define	TABEND(ip)	((ip)->tty->t_winsize.ws_col - TABSIZE)
223 
224 extern	struct ite_data ite_data[];
225 extern	struct itesw itesw[];
226 extern	int nitesw;
227 
228 /*
229  * Prototypes.
230  */
231 u_char ite_readbyte(struct ite_data *, int);
232 void ite_writeglyph(struct ite_data *, u_char *, u_char *);
233 void ite_fontinfo(struct ite_data *);
234 void ite_fontinit(struct ite_data *);
235 
236 /*
237  * Framebuffer-specific ITE prototypes.
238  */
239 void topcat_init(struct ite_data *);
240 void topcat_clear(struct ite_data *, int, int, int, int);
241 void topcat_putc(struct ite_data *, int, int, int, int);
242 void topcat_cursor(struct ite_data *, int);
243 void topcat_scroll(struct ite_data *, int, int, int, int);
244 
245 void gbox_init(struct ite_data *);
246 void gbox_clear(struct ite_data *, int, int, int, int);
247 void gbox_putc(struct ite_data *, int, int, int, int);
248 void gbox_cursor(struct ite_data *, int);
249 void gbox_scroll(struct ite_data *, int, int, int, int);
250 
251 void rbox_init(struct ite_data *);
252 void rbox_clear(struct ite_data *, int, int, int, int);
253 void rbox_putc(struct ite_data *, int, int, int, int);
254 void rbox_cursor(struct ite_data *, int);
255 void rbox_scroll(struct ite_data *, int, int, int, int);
256 
257 void dvbox_init(struct ite_data *);
258 void dvbox_clear(struct ite_data *, int, int, int, int);
259 void dvbox_putc(struct ite_data *, int, int, int, int);
260 void dvbox_cursor(struct ite_data *, int);
261 void dvbox_scroll(struct ite_data *, int, int, int, int);
262 
263 void hyper_init(struct ite_data *);
264 void hyper_clear(struct ite_data *, int, int, int, int);
265 void hyper_putc(struct ite_data *, int, int, int, int);
266 void hyper_cursor(struct ite_data *, int);
267 void hyper_scroll(struct ite_data *, int, int, int, int);
268