ite_tc.c revision 1.6
1 /* $NetBSD: ite_tc.c,v 1.6 2006/01/28 12:00:57 tsutsui Exp $ */ 2 3 /* 4 * Copyright (c) 1990, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * the Systems Programming Group of the University of Utah Computer 9 * Science Department. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * from: Utah $Hdr: ite_tc.c 1.11 92/01/20$ 36 * 37 * @(#)ite_tc.c 8.1 (Berkeley) 6/10/93 38 */ 39 /* 40 * Copyright (c) 1988 University of Utah. 41 * 42 * This code is derived from software contributed to Berkeley by 43 * the Systems Programming Group of the University of Utah Computer 44 * Science Department. 45 * 46 * Redistribution and use in source and binary forms, with or without 47 * modification, are permitted provided that the following conditions 48 * are met: 49 * 1. Redistributions of source code must retain the above copyright 50 * notice, this list of conditions and the following disclaimer. 51 * 2. Redistributions in binary form must reproduce the above copyright 52 * notice, this list of conditions and the following disclaimer in the 53 * documentation and/or other materials provided with the distribution. 54 * 3. All advertising materials mentioning features or use of this software 55 * must display the following acknowledgement: 56 * This product includes software developed by the University of 57 * California, Berkeley and its contributors. 58 * 4. Neither the name of the University nor the names of its contributors 59 * may be used to endorse or promote products derived from this software 60 * without specific prior written permission. 61 * 62 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 63 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 64 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 65 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 66 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 67 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 68 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 69 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 70 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 71 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 72 * SUCH DAMAGE. 73 * 74 * from: Utah $Hdr: ite_tc.c 1.11 92/01/20$ 75 * 76 * @(#)ite_tc.c 8.1 (Berkeley) 6/10/93 77 */ 78 79 #ifdef ITECONSOLE 80 81 #include <sys/param.h> 82 83 #include <hp300/dev/itereg.h> 84 #include <hp300/dev/grfreg.h> 85 #include <hp300/dev/grf_tcreg.h> 86 87 #include <hp300/stand/common/samachdep.h> 88 #include <hp300/stand/common/itevar.h> 89 90 #define WINDOWMOVER topcat_windowmove 91 92 void topcat_windowmove(struct ite_data *, int, int, int, int, int, int, int); 93 94 void 95 topcat_init(struct ite_data *ip) 96 { 97 struct tcboxfb *regbase = (void *)ip->regbase; 98 99 /* 100 * Catseye looks a lot like a topcat, but not completely. 101 * So, we set some bits to make it work. 102 */ 103 if (regbase->fbid != GID_TOPCAT) { 104 while ((regbase->catseye_status & 1)) 105 ; 106 regbase->catseye_status = 0x0; 107 regbase->vb_select = 0x0; 108 regbase->tcntrl = 0x0; 109 regbase->acntrl = 0x0; 110 regbase->pncntrl = 0x0; 111 regbase->rug_cmdstat = 0x90; 112 } 113 114 /* 115 * Determine the number of planes by writing to the first frame 116 * buffer display location, then reading it back. 117 */ 118 regbase->wen = ~0; 119 regbase->fben = ~0; 120 regbase->prr = RR_COPY; 121 *FBBASE = 0xFF; 122 ip->planemask = *FBBASE; 123 124 /* 125 * Enable reading/writing of all the planes. 126 */ 127 regbase->fben = ip->planemask; 128 regbase->wen = ip->planemask; 129 regbase->ren = ip->planemask; 130 regbase->prr = RR_COPY; 131 132 ite_fontinfo(ip); 133 134 /* 135 * Clear the framebuffer on all planes. 136 */ 137 topcat_windowmove(ip, 0, 0, 0, 0, ip->fbheight, ip->fbwidth, RR_CLEAR); 138 tc_waitbusy(regbase, ip->planemask); 139 140 ite_fontinit(ip); 141 142 /* 143 * Stash the inverted cursor. 144 */ 145 topcat_windowmove(ip, charY(ip, ' '), charX(ip, ' '), 146 ip->cblanky, ip->cblankx, ip->ftheight, 147 ip->ftwidth, RR_COPYINVERTED); 148 } 149 150 void 151 topcat_putc(struct ite_data *ip, int c, int dy, int dx, int mode) 152 { 153 154 topcat_windowmove(ip, charY(ip, c), charX(ip, c), 155 dy * ip->ftheight, dx * ip->ftwidth, 156 ip->ftheight, ip->ftwidth, RR_COPY); 157 } 158 159 void 160 topcat_cursor(struct ite_data *ip, int flag) 161 { 162 163 if (flag == DRAW_CURSOR) 164 draw_cursor(ip) 165 else if (flag == MOVE_CURSOR) { 166 erase_cursor(ip) 167 draw_cursor(ip) 168 } else 169 erase_cursor(ip) 170 } 171 172 void 173 topcat_clear(struct ite_data *ip, int sy, int sx, int h, int w) 174 { 175 176 topcat_windowmove(ip, sy * ip->ftheight, sx * ip->ftwidth, 177 sy * ip->ftheight, sx * ip->ftwidth, 178 h * ip->ftheight, w * ip->ftwidth, 179 RR_CLEAR); 180 } 181 182 void 183 topcat_scroll(struct ite_data *ip, int sy, int sx, int count, int dir) 184 { 185 int dy = sy - count; 186 int height = ip->rows - sy; 187 188 topcat_cursor(ip, ERASE_CURSOR); 189 190 topcat_windowmove(ip, sy * ip->ftheight, sx * ip->ftwidth, 191 dy * ip->ftheight, sx * ip->ftwidth, 192 height * ip->ftheight, 193 ip->cols * ip->ftwidth, RR_COPY); 194 } 195 196 void 197 topcat_windowmove(struct ite_data *ip, int sy, int sx, int dy, int dx, 198 int h, int w, int func) 199 { 200 struct tcboxfb *rp = (void *)ip->regbase; 201 202 if (h == 0 || w == 0) 203 return; 204 tc_waitbusy(rp, ip->planemask); 205 rp->wmrr = func; 206 rp->source_y = sy; 207 rp->source_x = sx; 208 rp->dest_y = dy; 209 rp->dest_x = dx; 210 rp->wheight = h; 211 rp->wwidth = w; 212 rp->wmove = ip->planemask; 213 } 214 #endif 215
Indexes created Wed Sep 24 22:09:59 GMT 2025