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1.1 root 1: /*
2: * Copyright (c) 1988 University of Utah.
3: * Copyright (c) 1990 The Regents of the University of California.
4: * All rights reserved.
5: *
6: * This code is derived from software contributed to Berkeley by
7: * the Systems Programming Group of the University of Utah Computer
8: * Science Department.
9: *
10: * Redistribution and use in source and binary forms, with or without
11: * modification, are permitted provided that the following conditions
12: * are met:
13: * 1. Redistributions of source code must retain the above copyright
14: * notice, this list of conditions and the following disclaimer.
15: * 2. Redistributions in binary form must reproduce the above copyright
16: * notice, this list of conditions and the following disclaimer in the
17: * documentation and/or other materials provided with the distribution.
18: * 3. All advertising materials mentioning features or use of this software
19: * must display the following acknowledgement:
20: * This product includes software developed by the University of
21: * California, Berkeley and its contributors.
22: * 4. Neither the name of the University nor the names of its contributors
23: * may be used to endorse or promote products derived from this software
24: * without specific prior written permission.
25: *
26: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
27: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
30: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
31: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36: * SUCH DAMAGE.
37: *
38: * from: Utah $Hdr: ite_rb.c 1.5 89/02/20$
39: *
40: * @(#)ite_rb.c 7.2 (Berkeley) 12/16/90
41: */
42:
43: #include "samachdep.h"
44:
45: #ifdef ITECONSOLE
46:
47: #include "sys/param.h"
48: #include "../dev/itevar.h"
49: #include "../dev/itereg.h"
50: #include "../dev/grfvar.h"
51: #include "../dev/grf_rbreg.h"
52:
53: #define REGBASE ((struct rboxfb *)(ip->regbase))
54: #define WINDOWMOVER rbox_windowmove
55:
56: rbox_init(ip)
57: struct ite_softc *ip;
58: {
59: int i;
60:
61: rb_waitbusy(REGADDR);
62: DELAY(3000);
63:
64: REGBASE->interrupt = 0x04;
65: REGBASE->display_enable = 0x01;
66: REGBASE->video_enable = 0x01;
67: REGBASE->drive = 0x01;
68: REGBASE->vdrive = 0x0;
69:
70: ite_devinfo(ip);
71:
72: REGBASE->opwen = 0xFF;
73:
74: /*
75: * Clear the framebuffer.
76: */
77: rbox_windowmove(ip, 0, 0, 0, 0, ip->fbheight, ip->fbwidth, RR_CLEAR);
78: rb_waitbusy(REGADDR);
79:
80: for(i = 0; i < 16; i++) {
81: *(REGADDR + 0x63c3 + i*4) = 0x0;
82: *(REGADDR + 0x6403 + i*4) = 0x0;
83: *(REGADDR + 0x6803 + i*4) = 0x0;
84: *(REGADDR + 0x6c03 + i*4) = 0x0;
85: *(REGADDR + 0x73c3 + i*4) = 0x0;
86: *(REGADDR + 0x7403 + i*4) = 0x0;
87: *(REGADDR + 0x7803 + i*4) = 0x0;
88: *(REGADDR + 0x7c03 + i*4) = 0x0;
89: }
90:
91: REGBASE->rep_rule = 0x33;
92:
93: /*
94: * I cannot figure out how to make the blink planes stop. So, we
95: * must set both colormaps so that when the planes blink, and
96: * the secondary colormap is active, we still get text.
97: */
98: CM1RED[0x00].value = 0x00;
99: CM1GRN[0x00].value = 0x00;
100: CM1BLU[0x00].value = 0x00;
101: CM1RED[0x01].value = 0xFF;
102: CM1GRN[0x01].value = 0xFF;
103: CM1BLU[0x01].value = 0xFF;
104:
105: CM2RED[0x00].value = 0x00;
106: CM2GRN[0x00].value = 0x00;
107: CM2BLU[0x00].value = 0x00;
108: CM2RED[0x01].value = 0xFF;
109: CM2GRN[0x01].value = 0xFF;
110: CM2BLU[0x01].value = 0xFF;
111:
112: REGBASE->blink = 0x00;
113: REGBASE->write_enable = 0x01;
114: REGBASE->opwen = 0x00;
115:
116: ite_fontinit(ip);
117:
118: /*
119: * Stash the inverted cursor.
120: */
121: rbox_windowmove(ip, charY(ip, ' '), charX(ip, ' '),
122: ip->cblanky, ip->cblankx, ip->ftheight,
123: ip->ftwidth, RR_COPYINVERTED);
124: }
125:
126: rbox_putc(ip, c, dy, dx, mode)
127: register struct ite_softc *ip;
128: register int dy, dx;
129: int c, mode;
130: {
131: rbox_windowmove(ip, charY(ip, c), charX(ip, c),
132: dy * ip->ftheight, dx * ip->ftwidth,
133: ip->ftheight, ip->ftwidth, RR_COPY);
134: }
135:
136: rbox_cursor(ip, flag)
137: register struct ite_softc *ip;
138: register int flag;
139: {
140: if (flag == DRAW_CURSOR)
141: draw_cursor(ip)
142: else if (flag == MOVE_CURSOR) {
143: erase_cursor(ip)
144: draw_cursor(ip)
145: }
146: else
147: erase_cursor(ip)
148: }
149:
150: rbox_clear(ip, sy, sx, h, w)
151: struct ite_softc *ip;
152: register int sy, sx, h, w;
153: {
154: rbox_windowmove(ip, sy * ip->ftheight, sx * ip->ftwidth,
155: sy * ip->ftheight, sx * ip->ftwidth,
156: h * ip->ftheight, w * ip->ftwidth,
157: RR_CLEAR);
158: }
159:
160: rbox_scroll(ip, sy, sx, count, dir)
161: register struct ite_softc *ip;
162: register int sy, count;
163: int dir, sx;
164: {
165: register int dy = sy - count;
166: register int height = ip->rows - sy;
167:
168: rbox_cursor(ip, ERASE_CURSOR);
169:
170: rbox_windowmove(ip, sy * ip->ftheight, sx * ip->ftwidth,
171: dy * ip->ftheight, sx * ip->ftwidth,
172: height * ip->ftheight,
173: ip->cols * ip->ftwidth, RR_COPY);
174: }
175:
176: rbox_windowmove(ip, sy, sx, dy, dx, h, w, func)
177: struct ite_softc *ip;
178: int sy, sx, dy, dx, h, w, func;
179: {
180: register struct rboxfb *rp = REGBASE;
181: if (h == 0 || w == 0)
182: return;
183:
184: rb_waitbusy(REGADDR);
185: rp->rep_rule = func << 4 | func;
186: rp->source_y = sy;
187: rp->source_x = sx;
188: rp->dest_y = dy;
189: rp->dest_x = dx;
190: rp->wheight = h;
191: rp->wwidth = w;
192: rp->wmove = 1;
193: }
194: #endif
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