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60f56dfc KM |
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 | * %sccs.include.redist.c% | |
11 | * | |
9dfbf7df | 12 | * from: Utah $Hdr: ite_rb.c 1.1 90/07/09$ |
60f56dfc | 13 | * |
9dfbf7df | 14 | * @(#)ite_rb.c 7.2 (Berkeley) %G% |
60f56dfc KM |
15 | */ |
16 | ||
17 | #include "ite.h" | |
18 | #if NITE > 0 | |
19 | ||
20 | #include "param.h" | |
21 | #include "conf.h" | |
22 | #include "user.h" | |
23 | #include "proc.h" | |
24 | #include "ioctl.h" | |
25 | #include "tty.h" | |
26 | #include "systm.h" | |
27 | #include "uio.h" | |
28 | ||
29 | #include "itevar.h" | |
30 | #include "itereg.h" | |
31 | #include "grf_rbreg.h" | |
32 | ||
33 | #include "machine/cpu.h" | |
34 | ||
35 | /* XXX */ | |
36 | #include "grfioctl.h" | |
37 | #include "grfvar.h" | |
38 | ||
39 | #define REGBASE ((struct rboxfb *)(ip->regbase)) | |
40 | #define WINDOWMOVER rbox_windowmove | |
41 | ||
42 | rbox_init(ip) | |
43 | struct ite_softc *ip; | |
44 | { | |
45 | register int i; | |
46 | ||
47 | /* XXX */ | |
48 | if (ip->regbase == 0) { | |
49 | struct grfinfo *gi = &grf_softc[ip - ite_softc].g_display; | |
50 | ip->regbase = IOV(gi->gd_regaddr); | |
51 | ip->fbbase = IOV(gi->gd_fbaddr); | |
52 | } | |
53 | ||
54 | rb_waitbusy(REGADDR); | |
55 | ||
56 | REGBASE->reset = 0x39; | |
57 | DELAY(1000); | |
58 | ||
59 | REGBASE->interrupt = 0x04; | |
60 | REGBASE->display_enable = 0x01; | |
61 | REGBASE->video_enable = 0x01; | |
62 | REGBASE->drive = 0x01; | |
63 | REGBASE->vdrive = 0x0; | |
64 | ||
65 | ite_devinfo(ip); | |
66 | ||
67 | REGBASE->opwen = 0xFF; | |
68 | ||
69 | /* | |
70 | * Clear the framebuffer. | |
71 | */ | |
72 | rbox_windowmove(ip, 0, 0, 0, 0, ip->fbheight, ip->fbwidth, RR_CLEAR); | |
73 | rb_waitbusy(REGADDR); | |
74 | ||
75 | for(i = 0; i < 16; i++) { | |
76 | *(REGADDR + 0x63c3 + i*4) = 0x0; | |
77 | *(REGADDR + 0x6403 + i*4) = 0x0; | |
78 | *(REGADDR + 0x6803 + i*4) = 0x0; | |
79 | *(REGADDR + 0x6c03 + i*4) = 0x0; | |
80 | *(REGADDR + 0x73c3 + i*4) = 0x0; | |
81 | *(REGADDR + 0x7403 + i*4) = 0x0; | |
82 | *(REGADDR + 0x7803 + i*4) = 0x0; | |
83 | *(REGADDR + 0x7c03 + i*4) = 0x0; | |
84 | } | |
85 | ||
86 | REGBASE->rep_rule = 0x33; | |
87 | ||
88 | /* | |
89 | * I cannot figure out how to make the blink planes stop. So, we | |
90 | * must set both colormaps so that when the planes blink, and | |
91 | * the secondary colormap is active, we still get text. | |
92 | */ | |
93 | CM1RED[0x00].value = 0x00; | |
94 | CM1GRN[0x00].value = 0x00; | |
95 | CM1BLU[0x00].value = 0x00; | |
96 | CM1RED[0x01].value = 0xFF; | |
97 | CM1GRN[0x01].value = 0xFF; | |
98 | CM1BLU[0x01].value = 0xFF; | |
99 | ||
100 | CM2RED[0x00].value = 0x00; | |
101 | CM2GRN[0x00].value = 0x00; | |
102 | CM2BLU[0x00].value = 0x00; | |
103 | CM2RED[0x01].value = 0xFF; | |
104 | CM2GRN[0x01].value = 0xFF; | |
105 | CM2BLU[0x01].value = 0xFF; | |
106 | ||
107 | REGBASE->blink = 0x00; | |
108 | REGBASE->write_enable = 0x01; | |
109 | REGBASE->opwen = 0x00; | |
110 | ||
111 | ite_fontinit(ip); | |
112 | ||
113 | /* | |
114 | * Stash the inverted cursor. | |
115 | */ | |
116 | rbox_windowmove(ip, charY(ip, ' '), charX(ip, ' '), | |
117 | ip->cblanky, ip->cblankx, ip->ftheight, | |
118 | ip->ftwidth, RR_COPYINVERTED); | |
119 | } | |
120 | ||
121 | rbox_deinit(ip) | |
122 | struct ite_softc *ip; | |
123 | { | |
124 | rbox_windowmove(ip, 0, 0, 0, 0, ip->fbheight, ip->fbwidth, RR_CLEAR); | |
125 | rb_waitbusy(REGADDR); | |
126 | ||
127 | ip->flags &= ~ITE_INITED; | |
128 | } | |
129 | ||
130 | rbox_putc(ip, c, dy, dx, mode) | |
131 | register struct ite_softc *ip; | |
132 | register int dy, dx; | |
133 | int c, mode; | |
134 | { | |
135 | register int wrr = ((mode == ATTR_INV) ? RR_COPYINVERTED : RR_COPY); | |
136 | ||
137 | rbox_windowmove(ip, charY(ip, c), charX(ip, c), | |
138 | dy * ip->ftheight, dx * ip->ftwidth, | |
139 | ip->ftheight, ip->ftwidth, wrr); | |
140 | } | |
141 | ||
142 | rbox_cursor(ip, flag) | |
143 | register struct ite_softc *ip; | |
144 | register int flag; | |
145 | { | |
146 | if (flag == DRAW_CURSOR) | |
147 | draw_cursor(ip) | |
148 | else if (flag == MOVE_CURSOR) { | |
149 | erase_cursor(ip) | |
150 | draw_cursor(ip) | |
151 | } | |
152 | else | |
153 | erase_cursor(ip) | |
154 | } | |
155 | ||
156 | rbox_clear(ip, sy, sx, h, w) | |
157 | struct ite_softc *ip; | |
158 | register int sy, sx, h, w; | |
159 | { | |
160 | rbox_windowmove(ip, sy * ip->ftheight, sx * ip->ftwidth, | |
161 | sy * ip->ftheight, sx * ip->ftwidth, | |
162 | h * ip->ftheight, w * ip->ftwidth, | |
163 | RR_CLEAR); | |
164 | } | |
165 | ||
166 | rbox_scroll(ip, sy, sx, count, dir) | |
167 | register struct ite_softc *ip; | |
168 | register int sy, count; | |
169 | int dir, sx; | |
170 | { | |
171 | register int dy; | |
172 | register int dx = sx; | |
173 | register int height = 1; | |
174 | register int width = ip->cols; | |
175 | ||
176 | rbox_cursor(ip, ERASE_CURSOR); | |
177 | ||
178 | if (dir == SCROLL_UP) { | |
179 | dy = sy - count; | |
180 | height = ip->rows - sy; | |
181 | } | |
182 | else if (dir == SCROLL_DOWN) { | |
183 | dy = sy + count; | |
184 | height = ip->rows - dy - 1; | |
185 | } | |
186 | else if (dir == SCROLL_RIGHT) { | |
187 | dy = sy; | |
188 | dx = sx + count; | |
189 | width = ip->cols - dx; | |
190 | } | |
191 | else { | |
192 | dy = sy; | |
193 | dx = sx - count; | |
194 | width = ip->cols - sx; | |
195 | } | |
196 | ||
197 | rbox_windowmove(ip, sy * ip->ftheight, sx * ip->ftwidth, | |
198 | dy * ip->ftheight, dx * ip->ftwidth, | |
199 | height * ip->ftheight, | |
200 | width * ip->ftwidth, RR_COPY); | |
201 | } | |
202 | ||
203 | rbox_windowmove(ip, sy, sx, dy, dx, h, w, func) | |
204 | struct ite_softc *ip; | |
205 | int sy, sx, dy, dx, h, w, func; | |
206 | { | |
207 | register struct rboxfb *rp = REGBASE; | |
208 | if (h == 0 || w == 0) | |
209 | return; | |
210 | ||
211 | rb_waitbusy(REGADDR); | |
212 | rp->rep_rule = func << 4 | func; | |
213 | rp->source_y = sy; | |
214 | rp->source_x = sx; | |
215 | rp->dest_y = dy; | |
216 | rp->dest_x = dx; | |
217 | rp->wheight = h; | |
218 | rp->wwidth = w; | |
219 | rp->wmove = 1; | |
220 | } | |
221 | #endif |