1/* $NetBSD: ite_gb.c,v 1.9 2011/02/10 11:08:23 tsutsui 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 $Hdr: ite_gb.c 1.9 92/01/20$ 37 * 38 * @(#)ite_gb.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_gbreg.h> 47 48#include <hp300/stand/common/samachdep.h> 49#include <hp300/stand/common/itevar.h> 50 51void gbox_windowmove(struct ite_data *, int, int, int, int, int, int, int); 52 53void 54gbox_init(struct ite_data *ip) 55{ 56 struct gboxfb *regbase = (void *)ip->regbase; 57 58 ip->bmv = gbox_windowmove; 59 60 regbase->write_protect = 0x0; 61 regbase->interrupt = 0x4; 62 regbase->rep_rule = RR_COPY; 63 regbase->blink1 = 0xff; 64 regbase->blink2 = 0xff; 65 regbase->sec_interrupt = 0x01; 66 67 /* 68 * Set up the color map entries. We use three entries in the 69 * color map. The first, is for black, the second is for 70 * white, and the very last entry is for the inverted cursor. 71 */ 72 regbase->creg_select = 0x00; 73 regbase->cmap_red = 0x00; 74 regbase->cmap_grn = 0x00; 75 regbase->cmap_blu = 0x00; 76 regbase->cmap_write = 0x00; 77 gbcm_waitbusy(regbase); 78 79 regbase->creg_select = 0x01; 80 regbase->cmap_red = 0xFF; 81 regbase->cmap_grn = 0xFF; 82 regbase->cmap_blu = 0xFF; 83 regbase->cmap_write = 0x01; 84 gbcm_waitbusy(regbase); 85 86 regbase->creg_select = 0xFF; 87 regbase->cmap_red = 0xFF; 88 regbase->cmap_grn = 0xFF; 89 regbase->cmap_blu = 0xFF; 90 regbase->cmap_write = 0x01; 91 gbcm_waitbusy(regbase); 92 93 ite_fontinfo(ip); 94 ite_fontinit8bpp(ip); 95 96 /* 97 * Clear the display. This used to be before the font unpacking 98 * but it crashes. Figure it out later. 99 */ 100 gbox_windowmove(ip, 0, 0, 0, 0, ip->dheight, ip->dwidth, RR_CLEAR); 101 tile_mover_waitbusy(regbase); 102 103 /* 104 * Stash the inverted cursor. 105 */ 106 gbox_windowmove(ip, charY(ip, ' '), charX(ip, ' '), 107 ip->cblanky, ip->cblankx, ip->ftheight, 108 ip->ftwidth, RR_COPYINVERTED); 109} 110 111void 112gbox_scroll(struct ite_data *ip) 113{ 114 struct gboxfb *regbase = (void *)ip->regbase; 115 116 tile_mover_waitbusy(regbase); 117 regbase->write_protect = 0x0; 118 119 ite_dio_scroll(ip); 120} 121 122void 123gbox_windowmove(struct ite_data *ip, int sy, int sx, int dy, int dx, int h, 124 int w, int mask) 125{ 126 struct gboxfb *regbase = (void *)ip->regbase; 127 int src, dest; 128 129 src = (sy * 1024) + sx; /* upper left corner in pixels */ 130 dest = (dy * 1024) + dx; 131 132 tile_mover_waitbusy(regbase); 133 regbase->width = -(w / 4); 134 regbase->height = -(h / 4); 135 if (src < dest) 136 regbase->rep_rule = MOVE_DOWN_RIGHT|mask; 137 else { 138 regbase->rep_rule = MOVE_UP_LEFT|mask; 139 /* 140 * Adjust to top of lower right tile of the block. 141 */ 142 src = src + ((h - 4) * 1024) + (w - 4); 143 dest= dest + ((h - 4) * 1024) + (w - 4); 144 } 145 FBBASE[dest] = FBBASE[src]; 146} 147#endif 148