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- /*
- * Copyright (c) 1988 University of Utah.
- * Copyright (c) 1990 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 $Hdr: ite_subr.c 1.1 89/02/17$
- *
- * @(#)ite_subr.c 7.2 (Berkeley) 12/16/90
- */
-
- #include "samachdep.h"
-
- #ifdef ITECONSOLE
-
- #include "sys/param.h"
- #include "../dev/itevar.h"
- #include "../dev/itereg.h"
-
- ite_devinfo(ip)
- struct ite_softc *ip;
- {
- struct fontinfo *fi;
- struct font *fd;
-
- fi = (struct fontinfo *) ((*FONTROM << 8 | *(FONTROM + 2)) + REGADDR);
- fd = (struct font *) ((fi->haddr << 8 | fi->laddr) + REGADDR);
-
- ip->ftheight = fd->fh;
- ip->ftwidth = fd->fw;
- ip->fbwidth = ITEREGS->fbwidth_h << 8 | ITEREGS->fbwidth_l;
- ip->fbheight = ITEREGS->fbheight_h << 8 | ITEREGS->fbheight_l;
- ip->dwidth = ITEREGS->dispwidth_h << 8 | ITEREGS->dispwidth_l;
- ip->dheight = ITEREGS->dispheight_h << 8 | ITEREGS->dispheight_l;
- ip->rows = ip->dheight / ip->ftheight;
- ip->cols = ip->dwidth / ip->ftwidth;
-
- if (ip->fbwidth > ip->dwidth) {
- /*
- * Stuff goes to right of display.
- */
- ip->fontx = ip->dwidth;
- ip->fonty = 0;
- ip->cpl = (ip->fbwidth - ip->dwidth) / ip->ftwidth;
- ip->cblankx = ip->dwidth;
- ip->cblanky = ip->fonty + ((128 / ip->cpl) +1) * ip->ftheight;
- }
- else {
- /*
- * Stuff goes below the display.
- */
- ip->fontx = 0;
- ip->fonty = ip->dheight;
- ip->cpl = ip->fbwidth / ip->ftwidth;
- ip->cblankx = 0;
- ip->cblanky = ip->fonty + ((128 / ip->cpl) + 1) * ip->ftheight;
- }
- }
-
- ite_fontinit(ip)
- register struct ite_softc *ip;
- {
- struct fontinfo *fi;
- struct font *fd;
- register u_char *fbmem, *dp;
- register int bn;
- int c, l, b;
-
- fi = (struct fontinfo *) ((*FONTROM << 8 | *(FONTROM + 2)) + REGADDR);
- fd = (struct font *) ((fi->haddr << 8 | fi->laddr) + REGADDR);
-
- dp = fd->data;
-
- for (c = 0; c < 128; c++) {
- fbmem = (u_char *) FBBASE +
- (ip->fonty + (c / ip->cpl) * ip->ftheight) *
- ip->fbwidth;
- fbmem += ip->fontx + (c % ip->cpl) * ip->ftwidth;
- for (l = 0; l < ip->ftheight; l++) {
- bn = 7;
- for (b = 0; b < ip->ftwidth; b++) {
- if ((1 << bn) & *dp)
- *fbmem++ = 1;
- else
- *fbmem++ = 0;
- if (--bn < 0) {
- bn = 7;
- dp += 2;
- }
- }
- if (bn < 7)
- dp += 2;
- fbmem -= ip->ftwidth;
- fbmem += ip->fbwidth;
- }
- }
-
- }
- #endif
-