Commit | Line | Data |
---|---|---|
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 | * | |
12 | * from: Utah $Hdr: ite_gb.c 1.17 89/04/11$ | |
13 | * | |
14 | * @(#)ite_gb.c 7.1 (Berkeley) %G% | |
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_gbreg.h" | |
32 | ||
33 | #include "machine/cpu.h" | |
34 | ||
35 | /* XXX */ | |
36 | #include "grfioctl.h" | |
37 | #include "grfvar.h" | |
38 | ||
39 | #define REGBASE ((struct gboxfb *)(ip->regbase)) | |
40 | #define WINDOWMOVER gatorbox_windowmove | |
41 | ||
42 | gatorbox_init(ip) | |
43 | register struct ite_softc *ip; | |
44 | { | |
45 | /* XXX */ | |
46 | if (ip->regbase == 0) { | |
47 | struct grfinfo *gi = &grf_softc[ip - ite_softc].g_display; | |
48 | ip->regbase = IOV(gi->gd_regaddr); | |
49 | ip->fbbase = IOV(gi->gd_fbaddr); | |
50 | } | |
51 | ||
52 | REGBASE->write_protect = 0x0; | |
53 | REGBASE->interrupt = 0x4; | |
54 | REGBASE->rep_rule = RR_COPY; | |
55 | REGBASE->blink1 = 0xff; | |
56 | REGBASE->blink2 = 0xff; | |
57 | gb_microcode(REGADDR); | |
58 | REGBASE->sec_interrupt = 0x01; | |
59 | ||
60 | /* | |
61 | * Set up the color map entries. We use three entries in the | |
62 | * color map. The first, is for black, the second is for | |
63 | * white, and the very last entry is for the inverted cursor. | |
64 | */ | |
65 | REGBASE->creg_select = 0x00; | |
66 | REGBASE->cmap_red = 0x00; | |
67 | REGBASE->cmap_grn = 0x00; | |
68 | REGBASE->cmap_blu = 0x00; | |
69 | REGBASE->cmap_write = 0x00; | |
70 | gbcm_waitbusy(REGADDR); | |
71 | ||
72 | REGBASE->creg_select = 0x01; | |
73 | REGBASE->cmap_red = 0xFF; | |
74 | REGBASE->cmap_grn = 0xFF; | |
75 | REGBASE->cmap_blu = 0xFF; | |
76 | REGBASE->cmap_write = 0x01; | |
77 | gbcm_waitbusy(REGADDR); | |
78 | ||
79 | REGBASE->creg_select = 0xFF; | |
80 | REGBASE->cmap_red = 0xFF; | |
81 | REGBASE->cmap_grn = 0xFF; | |
82 | REGBASE->cmap_blu = 0xFF; | |
83 | REGBASE->cmap_write = 0x01; | |
84 | gbcm_waitbusy(REGADDR); | |
85 | ||
86 | ite_devinfo(ip); | |
87 | ite_fontinit(ip); | |
88 | ||
89 | /* | |
90 | * Clear the display. This used to be before the font unpacking | |
91 | * but it crashes. Figure it out later. | |
92 | */ | |
93 | gatorbox_windowmove(ip, 0, 0, 0, 0, ip->dheight, ip->dwidth, RR_CLEAR); | |
94 | tile_mover_waitbusy(REGADDR); | |
95 | ||
96 | /* | |
97 | * Stash the inverted cursor. | |
98 | */ | |
99 | gatorbox_windowmove(ip, charY(ip, ' '), charX(ip, ' '), | |
100 | ip->cblanky, ip->cblankx, ip->ftheight, | |
101 | ip->ftwidth, RR_COPYINVERTED); | |
102 | } | |
103 | ||
104 | gatorbox_deinit(ip) | |
105 | struct ite_softc *ip; | |
106 | { | |
107 | gatorbox_windowmove(ip, 0, 0, 0, 0, | |
108 | ip->dheight, ip->dwidth, RR_CLEAR); | |
109 | tile_mover_waitbusy(REGADDR); | |
110 | ||
111 | ip->flags &= ~ITE_INITED; | |
112 | } | |
113 | ||
114 | gatorbox_putc(ip, c, dy, dx, mode) | |
115 | register struct ite_softc *ip; | |
116 | register int dy, dx; | |
117 | int c, mode; | |
118 | { | |
119 | register int wrr = ((mode == ATTR_INV) ? RR_COPYINVERTED : RR_COPY); | |
120 | ||
121 | gatorbox_windowmove(ip, charY(ip, c), charX(ip, c), | |
122 | dy * ip->ftheight, dx * ip->ftwidth, | |
123 | ip->ftheight, ip->ftwidth, wrr); | |
124 | } | |
125 | ||
126 | gatorbox_cursor(ip, flag) | |
127 | register struct ite_softc *ip; | |
128 | register int flag; | |
129 | { | |
130 | if (flag == DRAW_CURSOR) | |
131 | draw_cursor(ip) | |
132 | else if (flag == MOVE_CURSOR) { | |
133 | erase_cursor(ip) | |
134 | draw_cursor(ip) | |
135 | } | |
136 | else | |
137 | erase_cursor(ip) | |
138 | } | |
139 | ||
140 | gatorbox_clear(ip, sy, sx, h, w) | |
141 | struct ite_softc *ip; | |
142 | register int sy, sx, h, w; | |
143 | { | |
144 | gatorbox_windowmove(ip, sy * ip->ftheight, sx * ip->ftwidth, | |
145 | sy * ip->ftheight, sx * ip->ftwidth, | |
146 | h * ip->ftheight, w * ip->ftwidth, | |
147 | RR_CLEAR); | |
148 | } | |
149 | #define gatorbox_blockmove(ip, sy, sx, dy, dx, h, w) \ | |
150 | gatorbox_windowmove((ip), \ | |
151 | (sy) * ip->ftheight, \ | |
152 | (sx) * ip->ftwidth, \ | |
153 | (dy) * ip->ftheight, \ | |
154 | (dx) * ip->ftwidth, \ | |
155 | (h) * ip->ftheight, \ | |
156 | (w) * ip->ftwidth, \ | |
157 | RR_COPY) | |
158 | ||
159 | gatorbox_scroll(ip, sy, sx, count, dir) | |
160 | register struct ite_softc *ip; | |
161 | register int sy; | |
162 | int dir, sx, count; | |
163 | { | |
164 | register int height, dy, i; | |
165 | ||
166 | tile_mover_waitbusy(REGADDR); | |
167 | REGBASE->write_protect = 0x0; | |
168 | ||
169 | gatorbox_cursor(ip, ERASE_CURSOR); | |
170 | ||
171 | if (dir == SCROLL_UP) { | |
172 | dy = sy - count; | |
173 | height = ip->rows - sy; | |
174 | for (i = 0; i < height; i++) | |
175 | gatorbox_blockmove(ip, sy + i, sx, dy + i, 0, | |
176 | 1, ip->cols); | |
177 | } | |
178 | else if (dir == SCROLL_DOWN) { | |
179 | dy = sy + count; | |
180 | height = ip->rows - dy; | |
181 | for (i = (height - 1); i >= 0; i--) | |
182 | gatorbox_blockmove(ip, sy + i, sx, dy + i, 0, | |
183 | 1, ip->cols); | |
184 | } | |
185 | else if (dir == SCROLL_RIGHT) { | |
186 | gatorbox_blockmove(ip, sy, sx, sy, sx + count, | |
187 | 1, ip->cols - (sx + count)); | |
188 | } | |
189 | else { | |
190 | gatorbox_blockmove(ip, sy, sx, sy, sx - count, | |
191 | 1, ip->cols - sx); | |
192 | } | |
193 | } | |
194 | ||
195 | gatorbox_windowmove(ip, sy, sx, dy, dx, h, w, mask) | |
196 | register struct ite_softc *ip; | |
197 | int sy, sx, dy, dx, mask; | |
198 | register int h, w; | |
199 | { | |
200 | register int src, dest; | |
201 | ||
202 | src = (sy * 1024) + sx; /* upper left corner in pixels */ | |
203 | dest = (dy * 1024) + dx; | |
204 | ||
205 | tile_mover_waitbusy(REGADDR); | |
206 | REGBASE->width = -(w / 4); | |
207 | REGBASE->height = -(h / 4); | |
208 | if (src < dest) | |
209 | REGBASE->rep_rule = MOVE_DOWN_RIGHT|mask; | |
210 | else { | |
211 | REGBASE->rep_rule = MOVE_UP_LEFT|mask; | |
212 | /* | |
213 | * Adjust to top of lower right tile of the block. | |
214 | */ | |
215 | src = src + ((h - 4) * 1024) + (w - 4); | |
216 | dest= dest + ((h - 4) * 1024) + (w - 4); | |
217 | } | |
218 | FBBASE[dest] = FBBASE[src]; | |
219 | } | |
220 | #endif |