/* $NetBSD: ite_dv.c,v 1.5 1994/10/26 07:24:28 cgd Exp $ */ /* * Copyright (c) 1988 University of Utah. * Copyright (c) 1990, 1993 * The Regents of the University of California. All rights reserved. * * This code is derived from software contributed to Berkeley by * the Systems Programming Group of the University of Utah Computer * Science Department. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * from: Utah $Hdr: ite_dv.c 1.10 93/06/25$ * * @(#)ite_dv.c 8.1 (Berkeley) 7/8/93 */ #include "ite.h" #if NITE > 0 #include #include #include #include #include #include #include #include #include #include /* XXX */ #include #include #define REGBASE ((struct dvboxfb *)(ip->regbase)) #define WINDOWMOVER dvbox_windowmove dvbox_init(ip) register struct ite_softc *ip; { int i; /* XXX */ if (ip->regbase == 0) { struct grf_softc *gp = ip->grf; ip->regbase = gp->g_regkva; ip->fbbase = gp->g_fbkva; ip->fbwidth = gp->g_display.gd_fbwidth; ip->fbheight = gp->g_display.gd_fbheight; ip->dwidth = gp->g_display.gd_dwidth; ip->dheight = gp->g_display.gd_dheight; /* * XXX some displays (e.g. the davinci) appear * to return a display height greater than the * returned FB height. Guess we should go back * to getting the display dimensions from the * fontrom... */ if (ip->dwidth > ip->fbwidth) ip->dwidth = ip->fbwidth; if (ip->dheight > ip->fbheight) ip->dheight = ip->fbheight; } dv_reset(ip->regbase); /* * Turn on frame buffer, turn on overlay planes, set replacement * rule, enable top overlay plane writes for ite, disable all frame * buffer planes, set byte per pixel, and display frame buffer 0. * Lastly, turn on the box. */ REGBASE->interrupt = 0x04; REGBASE->drive = 0x10; REGBASE->rep_rule = RR_COPY << 4 | RR_COPY; REGBASE->opwen = 0x01; REGBASE->fbwen = 0x0; REGBASE->fold = 0x01; REGBASE->vdrive = 0x0; REGBASE->dispen = 0x01; /* * Video enable top overlay plane. */ REGBASE->opvenp = 0x01; REGBASE->opvens = 0x01; /* * Make sure that overlay planes override frame buffer planes. */ REGBASE->ovly0p = 0x0; REGBASE->ovly0s = 0x0; REGBASE->ovly1p = 0x0; REGBASE->ovly1s = 0x0; REGBASE->fv_trig = 0x1; DELAY(100); /* * Setup the overlay colormaps. Need to set the 0,1 (black/white) * color for both banks. */ for (i = 0; i <= 1; i++) { REGBASE->cmapbank = i; REGBASE->rgb[0].red = 0x00; REGBASE->rgb[0].green = 0x00; REGBASE->rgb[0].blue = 0x00; REGBASE->rgb[1].red = 0xFF; REGBASE->rgb[1].green = 0xFF; REGBASE->rgb[1].blue = 0xFF; } REGBASE->cmapbank = 0; db_waitbusy(ip->regbase); ite_fontinfo(ip); ite_fontinit(ip); /* * Clear the (visible) framebuffer. */ dvbox_windowmove(ip, 0, 0, 0, 0, ip->dheight, ip->dwidth, RR_CLEAR); db_waitbusy(ip->regbase); /* * Stash the inverted cursor. */ dvbox_windowmove(ip, charY(ip, ' '), charX(ip, ' '), ip->cblanky, ip->cblankx, ip->ftheight, ip->ftwidth, RR_COPYINVERTED); } dvbox_deinit(ip) register struct ite_softc *ip; { dvbox_windowmove(ip, 0, 0, 0, 0, ip->fbheight, ip->fbwidth, RR_CLEAR); db_waitbusy(ip->regbase); ip->flags &= ~ITE_INITED; } dvbox_putc(ip, c, dy, dx, mode) register struct ite_softc *ip; register int dy, dx; int c, mode; { register int wrr = ((mode == ATTR_INV) ? RR_COPYINVERTED : RR_COPY); dvbox_windowmove(ip, charY(ip, c), charX(ip, c), dy * ip->ftheight, dx * ip->ftwidth, ip->ftheight, ip->ftwidth, wrr); } dvbox_cursor(ip, flag) register struct ite_softc *ip; register int flag; { if (flag == DRAW_CURSOR) draw_cursor(ip) else if (flag == MOVE_CURSOR) { erase_cursor(ip) draw_cursor(ip) } else erase_cursor(ip) } dvbox_clear(ip, sy, sx, h, w) struct ite_softc *ip; register int sy, sx, h, w; { dvbox_windowmove(ip, sy * ip->ftheight, sx * ip->ftwidth, sy * ip->ftheight, sx * ip->ftwidth, h * ip->ftheight, w * ip->ftwidth, RR_CLEAR); } dvbox_scroll(ip, sy, sx, count, dir) register struct ite_softc *ip; register int sy, count; int dir, sx; { register int dy; register int dx = sx; register int height = 1; register int width = ip->cols; if (dir == SCROLL_UP) { dy = sy - count; height = ip->rows - sy; } else if (dir == SCROLL_DOWN) { dy = sy + count; height = ip->rows - dy - 1; } else if (dir == SCROLL_RIGHT) { dy = sy; dx = sx + count; width = ip->cols - dx; } else { dy = sy; dx = sx - count; width = ip->cols - sx; } dvbox_windowmove(ip, sy * ip->ftheight, sx * ip->ftwidth, dy * ip->ftheight, dx * ip->ftwidth, height * ip->ftheight, width * ip->ftwidth, RR_COPY); } dvbox_windowmove(ip, sy, sx, dy, dx, h, w, func) struct ite_softc *ip; int sy, sx, dy, dx, h, w, func; { register struct dvboxfb *dp = REGBASE; if (h == 0 || w == 0) return; db_waitbusy(ip->regbase); dp->rep_rule = func << 4 | func; dp->source_y = sy; dp->source_x = sx; dp->dest_y = dy; dp->dest_x = dx; dp->wheight = h; dp->wwidth = w; dp->wmove = 1; } #endif