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/* $OpenBSD: ite.c,v 1.9 2010/04/15 20:35:22 miod Exp $ */
/* $NetBSD: ite.c,v 1.12 1997/01/30 10:32:55 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. 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 $Hdr: ite.c 1.24 93/06/25$
*
* @(#)ite.c 8.1 (Berkeley) 7/8/93
*/
/*
* Standalone Internal Terminal Emulator (CRT and keyboard)
*/
#ifdef ITECONSOLE
#include <sys/param.h>
#include <hp300/dev/sgcreg.h>
#include <dev/ic/stireg.h>
#include "samachdep.h"
#include "consdefs.h"
#include "device.h"
#include "grfreg.h"
#include "itevar.h"
#include "kbdvar.h"
void itecheckwrap(struct ite_data *, struct itesw *);
void iteconfig(void);
void ite_clrtoeol(struct ite_data *, struct itesw *, int, int);
struct itesw itesw[] = {
{ GID_TOPCAT,
topcat_init, ite_dio_clear, ite_dio_putc8bpp,
ite_dio_cursor, ite_dio_scroll },
{ GID_GATORBOX,
gbox_init, ite_dio_clear, ite_dio_putc8bpp,
ite_dio_cursor, gbox_scroll },
{ GID_RENAISSANCE,
rbox_init, ite_dio_clear, ite_dio_putc8bpp,
ite_dio_cursor, ite_dio_scroll },
{ GID_LRCATSEYE,
topcat_init, ite_dio_clear, ite_dio_putc8bpp,
ite_dio_cursor, ite_dio_scroll },
{ GID_HRCCATSEYE,
topcat_init, ite_dio_clear, ite_dio_putc8bpp,
ite_dio_cursor, ite_dio_scroll },
{ GID_HRMCATSEYE,
topcat_init, ite_dio_clear, ite_dio_putc8bpp,
ite_dio_cursor, ite_dio_scroll },
{ GID_DAVINCI,
dvbox_init, ite_dio_clear, ite_dio_putc8bpp,
ite_dio_cursor, ite_dio_scroll },
{ GID_HYPERION,
hyper_init, ite_dio_clear, ite_dio_putc1bpp,
ite_dio_cursor, ite_dio_scroll },
{ GID_TIGER,
tvrx_init, ite_dio_clear, ite_dio_putc1bpp,
ite_dio_cursor, ite_dio_scroll },
{ GID_STI,
sti_iteinit, sti_clear, sti_putc,
sti_cursor, sti_scroll },
};
int nitesw = sizeof(itesw) / sizeof(itesw[0]);
/* these guys need to be in initialized data */
int itecons = -1;
struct ite_data ite_data[NITE] = { { 0 } };
/*
* Locate all bitmapped displays
*/
void
iteconfig()
{
extern struct hp_hw sc_table[];
int dtype, fboff, slotno, i;
u_int8_t *va;
struct hp_hw *hw;
struct grfreg *gr;
struct ite_data *ip;
i = 0;
for (hw = sc_table; hw < &sc_table[MAXCTLRS]; hw++) {
if (!HW_ISDEV(hw, D_BITMAP))
continue;
gr = (struct grfreg *) hw->hw_kva;
/* XXX: redundent but safe */
if (badaddr((caddr_t)gr) || gr->gr_id != GRFHWID)
continue;
for (dtype = 0; dtype < nitesw; dtype++)
if (itesw[dtype].ite_hwid == gr->gr_id2)
break;
if (dtype == nitesw)
continue;
if (i >= NITE)
break;
ip = &ite_data[i];
ip->isw = &itesw[dtype];
ip->regbase = (caddr_t) gr;
fboff = (gr->gr_fbomsb << 8) | gr->gr_fbolsb;
ip->fbbase = (caddr_t) (*((u_char *)ip->regbase+fboff) << 16);
/* DIO II: FB offset is relative to select code space */
if (ip->regbase >= (caddr_t)DIOIIBASE)
ip->fbbase += (int)ip->regbase;
ip->fbwidth = gr->gr_fbwidth_h << 8 | gr->gr_fbwidth_l;
ip->fbheight = gr->gr_fbheight_h << 8 | gr->gr_fbheight_l;
ip->dwidth = gr->gr_dwidth_h << 8 | gr->gr_dwidth_l;
ip->dheight = gr->gr_dheight_h << 8 | gr->gr_dheight_l;
/*
* 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;
ip->alive = 1;
i++;
}
/*
* Now probe for SGC frame buffers.
* Note that we do not tell 360 from 362 in the bootblocks.
*/
switch (machineid) {
case HP_360:
case HP_382:
case HP_400:
case HP_425:
case HP_433:
break;
default:
return;
}
for (dtype = 0; dtype < nitesw; dtype++)
if (itesw[dtype].ite_hwid == GID_STI)
break;
if (dtype == nitesw)
return;
for (slotno = 0; slotno < SGC_NSLOTS; slotno++) {
va = (u_int8_t *)IIOV(SGC_BASE + (slotno * SGC_DEVSIZE));
/* Check to see if hardware exists. */
if (badaddr(va) != 0)
continue;
/* Check hardware. */
if (va[3] == STI_DEVTYPE1) {
if (i >= NITE)
break;
ip = &ite_data[i];
ip->isw = &itesw[dtype];
ip->regbase = (caddr_t)GRFIADDR; /* to get CN_MIDPRI */
ip->fbbase = (caddr_t)slotno;
ip->alive = 1;
i++;
/* we only support one SGC frame buffer at the moment */
break;
}
}
}
void
iteprobe(struct consdev *cp)
{
int ite;
struct ite_data *ip;
int unit, pri;
iteconfig();
unit = -1;
pri = CN_DEAD;
for (ite = 0; ite < NITE; ite++) {
ip = &ite_data[ite];
if (ip->alive == 0)
continue;
if ((int)ip->regbase == GRFIADDR) {
pri = CN_MIDPRI;
unit = ite;
} else if (unit < 0) {
pri = CN_LOWPRI;
unit = ite;
}
}
cp->cn_dev = unit;
cp->cn_pri = pri;
}
void
iteinit(struct consdev *cp)
{
int ite = cp->cn_dev;
struct ite_data *ip;
ip = &ite_data[ite];
ip->curx = 0;
ip->cury = 0;
ip->cursorx = 0;
ip->cursory = 0;
(*ip->isw->ite_init)(ip);
(*ip->isw->ite_cursor)(ip, DRAW_CURSOR);
itecons = ite;
kbdinit();
}
/* ARGSUSED */
void
iteputchar(dev_t dev, int c)
{
struct ite_data *ip = &ite_data[itecons];
struct itesw *sp = ip->isw;
c &= 0x7F;
switch (c) {
case '\n':
if (++ip->cury == ip->rows) {
ip->cury--;
(*sp->ite_scroll)(ip);
ite_clrtoeol(ip, sp, ip->cury, 0);
}
else
(*sp->ite_cursor)(ip, MOVE_CURSOR);
break;
case '\r':
ip->curx = 0;
(*sp->ite_cursor)(ip, MOVE_CURSOR);
break;
case '\b':
if (--ip->curx < 0)
ip->curx = 0;
else
(*sp->ite_cursor)(ip, MOVE_CURSOR);
break;
default:
if (c < ' ' || c == 0177)
break;
(*sp->ite_putc)(ip, c, ip->cury, ip->curx);
(*sp->ite_cursor)(ip, DRAW_CURSOR);
itecheckwrap(ip, sp);
break;
}
}
void
itecheckwrap(struct ite_data *ip, struct itesw *sp)
{
if (++ip->curx == ip->cols) {
ip->curx = 0;
if (++ip->cury == ip->rows) {
--ip->cury;
(*sp->ite_scroll)(ip);
ite_clrtoeol(ip, sp, ip->cury, 0);
return;
}
}
(*sp->ite_cursor)(ip, MOVE_CURSOR);
}
void
ite_clrtoeol(struct ite_data *ip, struct itesw *sp, int y, int x)
{
(*sp->ite_clear)(ip, y, x, 1, ip->cols - x);
(*sp->ite_cursor)(ip, DRAW_CURSOR);
}
/* ARGSUSED */
int
itegetchar(dev_t dev)
{
#ifdef SMALL
return (0);
#else
return (kbdgetc());
#endif
}
#endif
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