xref: /netbsd/sys/arch/hp300/stand/common/ite_rb.c (revision 6550d01e)
1 /*	$NetBSD: ite_rb.c,v 1.7 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 $Hdr: ite_rb.c 1.6 92/01/20$
36  *
37  *	@(#)ite_rb.c	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 $Hdr: ite_rb.c 1.6 92/01/20$
75  *
76  *	@(#)ite_rb.c	8.1 (Berkeley) 6/10/93
77  */
78 
79 #ifdef ITECONSOLE
80 
81 #include <sys/param.h>
82 
83 #include <hp300/dev/itereg.h>
84 #include <hp300/dev/grf_rbreg.h>
85 
86 #include <hp300/stand/common/samachdep.h>
87 #include <hp300/stand/common/itevar.h>
88 
89 #define WINDOWMOVER	rbox_windowmove
90 
91 void rbox_windowmove(struct ite_data *, int, int, int, int, int, int, int);
92 
93 void
94 rbox_init(struct ite_data *ip)
95 {
96 	struct rboxfb *regbase = (void *)ip->regbase;
97 	int i;
98 
99 	rb_waitbusy(regbase);
100 	DELAY(3000);
101 
102 	regbase->interrupt = 0x04;
103 	regbase->display_enable = 0x01;
104 	regbase->video_enable = 0x01;
105 	regbase->drive = 0x01;
106 	regbase->vdrive = 0x0;
107 
108 	ite_fontinfo(ip);
109 
110 	regbase->opwen = 0xFF;
111 
112 	/*
113 	 * Clear the framebuffer.
114 	 */
115 	rbox_windowmove(ip, 0, 0, 0, 0, ip->fbheight, ip->fbwidth, RR_CLEAR);
116 	rb_waitbusy(regbase);
117 
118 	for(i = 0; i < 16; i++) {
119 		*((char *)ip->regbase + 0x63c3 + i * 4) = 0x0;
120 		*((char *)ip->regbase + 0x6403 + i * 4) = 0x0;
121 		*((char *)ip->regbase + 0x6803 + i * 4) = 0x0;
122 		*((char *)ip->regbase + 0x6c03 + i * 4) = 0x0;
123 		*((char *)ip->regbase + 0x73c3 + i * 4) = 0x0;
124 		*((char *)ip->regbase + 0x7403 + i * 4) = 0x0;
125 		*((char *)ip->regbase + 0x7803 + i * 4) = 0x0;
126 		*((char *)ip->regbase + 0x7c03 + i * 4) = 0x0;
127 	}
128 
129 	regbase->rep_rule = 0x33;
130 
131 	/*
132 	 * I cannot figure out how to make the blink planes stop. So, we
133 	 * must set both colormaps so that when the planes blink, and
134 	 * the secondary colormap is active, we still get text.
135 	 */
136 	CM1RED[0x00].value = 0x00;
137 	CM1GRN[0x00].value = 0x00;
138 	CM1BLU[0x00].value = 0x00;
139 	CM1RED[0x01].value = 0xFF;
140 	CM1GRN[0x01].value = 0xFF;
141 	CM1BLU[0x01].value = 0xFF;
142 
143 	CM2RED[0x00].value = 0x00;
144 	CM2GRN[0x00].value = 0x00;
145 	CM2BLU[0x00].value = 0x00;
146 	CM2RED[0x01].value = 0xFF;
147 	CM2GRN[0x01].value = 0xFF;
148 	CM2BLU[0x01].value = 0xFF;
149 
150 	regbase->blink = 0x00;
151 	regbase->write_enable = 0x01;
152 	regbase->opwen = 0x00;
153 
154 	ite_fontinit(ip);
155 
156 	/*
157 	 * Stash the inverted cursor.
158 	 */
159 	rbox_windowmove(ip, charY(ip, ' '), charX(ip, ' '),
160 			    ip->cblanky, ip->cblankx, ip->ftheight,
161 			    ip->ftwidth, RR_COPYINVERTED);
162 }
163 
164 void
165 rbox_putc(struct ite_data *ip, int c, int dy, int dx, int mode)
166 {
167 
168 	rbox_windowmove(ip, charY(ip, c), charX(ip, c),
169 			dy * ip->ftheight, dx * ip->ftwidth,
170 			ip->ftheight, ip->ftwidth, RR_COPY);
171 }
172 
173 void
174 rbox_cursor(struct ite_data *ip, int flag)
175 {
176 
177 	if (flag == DRAW_CURSOR)
178 		draw_cursor(ip)
179 	else if (flag == MOVE_CURSOR) {
180 		erase_cursor(ip)
181 		draw_cursor(ip)
182 	} else
183 		erase_cursor(ip)
184 }
185 
186 void
187 rbox_clear(struct ite_data *ip, int sy, int sx, int h, int w)
188 {
189 
190 	rbox_windowmove(ip, sy * ip->ftheight, sx * ip->ftwidth,
191 			sy * ip->ftheight, sx * ip->ftwidth,
192 			h  * ip->ftheight, w  * ip->ftwidth,
193 			RR_CLEAR);
194 }
195 
196 void
197 rbox_scroll(struct ite_data *ip, int sy, int sx, int count, int dir)
198 {
199 	int dy = sy - count;
200 	int height = ip->rows - sy;
201 
202 	rbox_cursor(ip, ERASE_CURSOR);
203 
204 	rbox_windowmove(ip, sy * ip->ftheight, sx * ip->ftwidth,
205 			dy * ip->ftheight, sx * ip->ftwidth,
206 			height * ip->ftheight,
207 			ip->cols * ip->ftwidth, RR_COPY);
208 }
209 
210 void
211 rbox_windowmove(struct ite_data *ip, int sy, int sx, int dy, int dx,
212     int h, int w, int func)
213 {
214 	struct rboxfb *rp = (void *)ip->regbase;
215 
216 	if (h == 0 || w == 0)
217 		return;
218 
219 	rb_waitbusy(rp);
220 	rp->rep_rule = func << 4 | func;
221 	rp->source_y = sy;
222 	rp->source_x = sx;
223 	rp->dest_y = dy;
224 	rp->dest_x = dx;
225 	rp->wheight = h;
226 	rp->wwidth  = w;
227 	rp->wmove = 1;
228 }
229 #endif
230