ite_rb.c revision 1.9
1 /* $NetBSD: ite_rb.c,v 1.9 2011/02/08 20:20:14 rmind Exp $ */ 2 3 /* 4 * Copyright (c) 1988 University of Utah. 5 * Copyright (c) 1990, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * This code is derived from software contributed to Berkeley by 9 * the Systems Programming Group of the University of Utah Computer 10 * Science Department. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 3. Neither the name of the University nor the names of its contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * from: Utah $Hdr: ite_rb.c 1.6 92/01/20$ 37 * 38 * @(#)ite_rb.c 8.1 (Berkeley) 6/10/93 39 */ 40 41 #ifdef ITECONSOLE 42 43 #include <sys/param.h> 44 45 #include <hp300/stand/common/itereg.h> 46 #include <hp300/stand/common/grf_rbreg.h> 47 48 #include <hp300/stand/common/samachdep.h> 49 #include <hp300/stand/common/itevar.h> 50 51 #define WINDOWMOVER rbox_windowmove 52 53 void rbox_windowmove(struct ite_data *, int, int, int, int, int, int, int); 54 55 void 56 rbox_init(struct ite_data *ip) 57 { 58 struct rboxfb *regbase = (void *)ip->regbase; 59 int i; 60 61 rb_waitbusy(regbase); 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_fontinfo(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(regbase); 79 80 for(i = 0; i < 16; i++) { 81 *((char *)ip->regbase + 0x63c3 + i * 4) = 0x0; 82 *((char *)ip->regbase + 0x6403 + i * 4) = 0x0; 83 *((char *)ip->regbase + 0x6803 + i * 4) = 0x0; 84 *((char *)ip->regbase + 0x6c03 + i * 4) = 0x0; 85 *((char *)ip->regbase + 0x73c3 + i * 4) = 0x0; 86 *((char *)ip->regbase + 0x7403 + i * 4) = 0x0; 87 *((char *)ip->regbase + 0x7803 + i * 4) = 0x0; 88 *((char *)ip->regbase + 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 void 127 rbox_putc(struct ite_data *ip, int c, int dy, int dx, int mode) 128 { 129 130 rbox_windowmove(ip, charY(ip, c), charX(ip, c), 131 dy * ip->ftheight, dx * ip->ftwidth, 132 ip->ftheight, ip->ftwidth, RR_COPY); 133 } 134 135 void 136 rbox_cursor(struct ite_data *ip, int flag) 137 { 138 139 if (flag == DRAW_CURSOR) 140 draw_cursor(ip) 141 else if (flag == MOVE_CURSOR) { 142 erase_cursor(ip) 143 draw_cursor(ip) 144 } else 145 erase_cursor(ip) 146 } 147 148 void 149 rbox_clear(struct ite_data *ip, int sy, int sx, int h, int w) 150 { 151 152 rbox_windowmove(ip, sy * ip->ftheight, sx * ip->ftwidth, 153 sy * ip->ftheight, sx * ip->ftwidth, 154 h * ip->ftheight, w * ip->ftwidth, 155 RR_CLEAR); 156 } 157 158 void 159 rbox_scroll(struct ite_data *ip, int sy, int sx, int count, int dir) 160 { 161 int dy = sy - count; 162 int height = ip->rows - sy; 163 164 rbox_cursor(ip, ERASE_CURSOR); 165 166 rbox_windowmove(ip, sy * ip->ftheight, sx * ip->ftwidth, 167 dy * ip->ftheight, sx * ip->ftwidth, 168 height * ip->ftheight, 169 ip->cols * ip->ftwidth, RR_COPY); 170 } 171 172 void 173 rbox_windowmove(struct ite_data *ip, int sy, int sx, int dy, int dx, 174 int h, int w, int func) 175 { 176 struct rboxfb *rp = (void *)ip->regbase; 177 178 if (h == 0 || w == 0) 179 return; 180 181 rb_waitbusy(rp); 182 rp->rep_rule = func << 4 | func; 183 rp->source_y = sy; 184 rp->source_x = sx; 185 rp->dest_y = dy; 186 rp->dest_x = dx; 187 rp->wheight = h; 188 rp->wwidth = w; 189 rp->wmove = 1; 190 } 191 #endif 192
Indexes created Fri Sep 26 08:10:20 GMT 2025