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/* $OpenBSD: ite_tc.c,v 1.2 2002/03/14 01:26:31 millert Exp $ */
/* $NetBSD: ite_tc.c,v 1.8 1996/03/03 04:23:41 thorpej 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 $Hdr: ite_tc.c 1.11 92/01/20$
*
* @(#)ite_tc.c 8.1 (Berkeley) 6/10/93
*/
#include "samachdep.h"
#ifdef ITECONSOLE
#include <sys/param.h>
#include "itevar.h"
#include <hp300/dev/itereg.h>
#include <hp300/dev/grfreg.h>
#include <hp300/dev/grf_tcreg.h>
#define REGBASE ((struct tcboxfb *)(ip->regbase))
#define WINDOWMOVER topcat_windowmove
void topcat_windowmove(struct ite_data *, int, int, int, int,
int, int, int);
void
topcat_init(ip)
register struct ite_data *ip;
{
/*
* Catseye looks a lot like a topcat, but not completely.
* So, we set some bits to make it work.
*/
if (REGBASE->fbid != GID_TOPCAT) {
while ((REGBASE->catseye_status & 1))
;
REGBASE->catseye_status = 0x0;
REGBASE->vb_select = 0x0;
REGBASE->tcntrl = 0x0;
REGBASE->acntrl = 0x0;
REGBASE->pncntrl = 0x0;
REGBASE->rug_cmdstat = 0x90;
}
/*
* Determine the number of planes by writing to the first frame
* buffer display location, then reading it back.
*/
REGBASE->wen = ~0;
REGBASE->fben = ~0;
REGBASE->prr = RR_COPY;
*FBBASE = 0xFF;
ip->planemask = *FBBASE;
/*
* Enable reading/writing of all the planes.
*/
REGBASE->fben = ip->planemask;
REGBASE->wen = ip->planemask;
REGBASE->ren = ip->planemask;
REGBASE->prr = RR_COPY;
ite_fontinfo(ip);
/*
* Clear the framebuffer on all planes.
*/
topcat_windowmove(ip, 0, 0, 0, 0, ip->fbheight, ip->fbwidth, RR_CLEAR);
tc_waitbusy(ip->regbase, ip->planemask);
ite_fontinit(ip);
/*
* Stash the inverted cursor.
*/
topcat_windowmove(ip, charY(ip, ' '), charX(ip, ' '),
ip->cblanky, ip->cblankx, ip->ftheight,
ip->ftwidth, RR_COPYINVERTED);
}
void
topcat_putc(ip, c, dy, dx, mode)
register struct ite_data *ip;
register int dy, dx;
int c, mode;
{
topcat_windowmove(ip, charY(ip, c), charX(ip, c),
dy * ip->ftheight, dx * ip->ftwidth,
ip->ftheight, ip->ftwidth, RR_COPY);
}
void
topcat_cursor(ip, flag)
register struct ite_data *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)
}
void
topcat_clear(ip, sy, sx, h, w)
struct ite_data *ip;
register int sy, sx, h, w;
{
topcat_windowmove(ip, sy * ip->ftheight, sx * ip->ftwidth,
sy * ip->ftheight, sx * ip->ftwidth,
h * ip->ftheight, w * ip->ftwidth,
RR_CLEAR);
}
void
topcat_scroll(ip, sy, sx, count, dir)
register struct ite_data *ip;
register int sy, count;
int dir, sx;
{
register int dy = sy - count;
register int height = ip->rows - sy;
topcat_cursor(ip, ERASE_CURSOR);
topcat_windowmove(ip, sy * ip->ftheight, sx * ip->ftwidth,
dy * ip->ftheight, sx * ip->ftwidth,
height * ip->ftheight,
ip->cols * ip->ftwidth, RR_COPY);
}
void
topcat_windowmove(ip, sy, sx, dy, dx, h, w, func)
struct ite_data *ip;
int sy, sx, dy, dx, h, w, func;
{
register struct tcboxfb *rp = REGBASE;
if (h == 0 || w == 0)
return;
tc_waitbusy(ip->regbase, ip->planemask);
rp->wmrr = func;
rp->source_y = sy;
rp->source_x = sx;
rp->dest_y = dy;
rp->dest_x = dx;
rp->wheight = h;
rp->wwidth = w;
rp->wmove = ip->planemask;
}
#endif
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