439 lines
8.5 KiB
C
439 lines
8.5 KiB
C
/* $NetBSD: ofcons.c,v 1.2 1998/07/28 23:43:33 thorpej Exp $ */
|
|
|
|
/*
|
|
* Copyright (C) 1995, 1996 Wolfgang Solfrank.
|
|
* Copyright (C) 1995, 1996 TooLs GmbH.
|
|
* All rights reserved.
|
|
*
|
|
* 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 TooLs GmbH.
|
|
* 4. The name of TooLs GmbH may not be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``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 TOOLS GMBH 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.
|
|
*/
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/conf.h>
|
|
#include <sys/device.h>
|
|
#include <sys/proc.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/tty.h>
|
|
|
|
#include <dev/cons.h>
|
|
#include <dev/ofw/openfirm.h>
|
|
|
|
#include <dev/pci/pcireg.h>
|
|
#include <dev/pci/pcivar.h>
|
|
|
|
#define KEYBOARD_ARRAY
|
|
#include <machine/keyboard.h>
|
|
#include <machine/adbsys.h>
|
|
|
|
#include <machine/autoconf.h>
|
|
|
|
#include "adb.h"
|
|
|
|
struct ofcons_softc {
|
|
struct device of_dev;
|
|
struct tty *of_tty;
|
|
};
|
|
|
|
#define OFBURSTLEN 128 /* max number of bytes to write in one chunk */
|
|
|
|
static int stdin, stdout;
|
|
|
|
static int ofcmatch __P((struct device *, struct cfdata *, void *));
|
|
static void ofcattach __P((struct device *, struct device *, void *));
|
|
|
|
struct cfattach macofcons_ca = {
|
|
sizeof(struct ofcons_softc), ofcmatch, ofcattach
|
|
};
|
|
|
|
extern struct cfdriver macofcons_cd;
|
|
|
|
/* For polled ADB mode */
|
|
static int polledkey;
|
|
extern int adb_polling;
|
|
|
|
static void ofcstart __P((struct tty *));
|
|
static int ofcparam __P((struct tty *, struct termios *));
|
|
static int ofcons_probe __P((void));
|
|
|
|
static int
|
|
ofcmatch(parent, match, aux)
|
|
struct device *parent;
|
|
struct cfdata *match;
|
|
void *aux;
|
|
{
|
|
struct pci_attach_args *pa = aux;
|
|
static int attached = 0;
|
|
|
|
if (attached)
|
|
return 0;
|
|
|
|
if (PCI_CLASS(pa->pa_class) != PCI_CLASS_DISPLAY)
|
|
return 0;
|
|
|
|
if (!ofcons_probe())
|
|
return 0;
|
|
|
|
attached = 1;
|
|
return 1;
|
|
}
|
|
|
|
static void
|
|
ofcattach(parent, self, aux)
|
|
struct device *parent, *self;
|
|
void *aux;
|
|
{
|
|
printf("\n");
|
|
}
|
|
|
|
int
|
|
ofcopen(dev, flag, mode, p)
|
|
dev_t dev;
|
|
int flag, mode;
|
|
struct proc *p;
|
|
{
|
|
struct ofcons_softc *sc;
|
|
int unit = minor(dev);
|
|
struct tty *tp;
|
|
|
|
if (unit >= macofcons_cd.cd_ndevs)
|
|
return ENXIO;
|
|
sc = macofcons_cd.cd_devs[unit];
|
|
if (!sc)
|
|
return ENXIO;
|
|
if (!(tp = sc->of_tty))
|
|
sc->of_tty = tp = ttymalloc();
|
|
tp->t_oproc = ofcstart;
|
|
tp->t_param = ofcparam;
|
|
tp->t_dev = dev;
|
|
if (!(tp->t_state & TS_ISOPEN)) {
|
|
ttychars(tp);
|
|
tp->t_iflag = TTYDEF_IFLAG;
|
|
tp->t_oflag = TTYDEF_OFLAG;
|
|
tp->t_cflag = TTYDEF_CFLAG;
|
|
tp->t_lflag = TTYDEF_LFLAG;
|
|
tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED;
|
|
ofcparam(tp, &tp->t_termios);
|
|
ttsetwater(tp);
|
|
} else if ((tp->t_state&TS_XCLUDE) && suser(p->p_ucred, &p->p_acflag))
|
|
return EBUSY;
|
|
tp->t_state |= TS_CARR_ON;
|
|
|
|
return (*linesw[tp->t_line].l_open)(dev, tp);
|
|
}
|
|
|
|
int
|
|
ofcclose(dev, flag, mode, p)
|
|
dev_t dev;
|
|
int flag, mode;
|
|
struct proc *p;
|
|
{
|
|
struct ofcons_softc *sc = macofcons_cd.cd_devs[minor(dev)];
|
|
struct tty *tp = sc->of_tty;
|
|
|
|
(*linesw[tp->t_line].l_close)(tp, flag);
|
|
ttyclose(tp);
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
ofcread(dev, uio, flag)
|
|
dev_t dev;
|
|
struct uio *uio;
|
|
int flag;
|
|
{
|
|
struct ofcons_softc *sc = macofcons_cd.cd_devs[minor(dev)];
|
|
struct tty *tp = sc->of_tty;
|
|
|
|
return (*linesw[tp->t_line].l_read)(tp, uio, flag);
|
|
}
|
|
|
|
int
|
|
ofcwrite(dev, uio, flag)
|
|
dev_t dev;
|
|
struct uio *uio;
|
|
int flag;
|
|
{
|
|
struct ofcons_softc *sc = macofcons_cd.cd_devs[minor(dev)];
|
|
struct tty *tp = sc->of_tty;
|
|
|
|
return (*linesw[tp->t_line].l_write)(tp, uio, flag);
|
|
}
|
|
|
|
int
|
|
ofcioctl(dev, cmd, data, flag, p)
|
|
dev_t dev;
|
|
u_long cmd;
|
|
caddr_t data;
|
|
int flag;
|
|
struct proc *p;
|
|
{
|
|
struct ofcons_softc *sc = macofcons_cd.cd_devs[minor(dev)];
|
|
struct tty *tp = sc->of_tty;
|
|
int error;
|
|
|
|
if ((error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p)) >= 0)
|
|
return error;
|
|
if ((error = ttioctl(tp, cmd, data, flag, p)) >= 0)
|
|
return error;
|
|
return ENOTTY;
|
|
}
|
|
|
|
struct tty *
|
|
ofctty(dev)
|
|
dev_t dev;
|
|
{
|
|
struct ofcons_softc *sc = macofcons_cd.cd_devs[minor(dev)];
|
|
|
|
return sc->of_tty;
|
|
}
|
|
|
|
void
|
|
ofcstop(tp, flag)
|
|
struct tty *tp;
|
|
int flag;
|
|
{
|
|
}
|
|
|
|
static void
|
|
ofcstart(tp)
|
|
struct tty *tp;
|
|
{
|
|
struct clist *cl;
|
|
int s, len;
|
|
u_char buf[OFBURSTLEN];
|
|
|
|
s = spltty();
|
|
if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) {
|
|
splx(s);
|
|
return;
|
|
}
|
|
tp->t_state |= TS_BUSY;
|
|
splx(s);
|
|
cl = &tp->t_outq;
|
|
len = q_to_b(cl, buf, OFBURSTLEN);
|
|
OF_write(stdout, buf, len);
|
|
s = spltty();
|
|
tp->t_state &= ~TS_BUSY;
|
|
if (cl->c_cc) {
|
|
tp->t_state |= TS_TIMEOUT;
|
|
timeout(ttrstrt, (void *)tp, 1);
|
|
}
|
|
if (cl->c_cc <= tp->t_lowat) {
|
|
if (tp->t_state & TS_ASLEEP) {
|
|
tp->t_state &= ~TS_ASLEEP;
|
|
wakeup(cl);
|
|
}
|
|
selwakeup(&tp->t_wsel);
|
|
}
|
|
splx(s);
|
|
}
|
|
|
|
static int
|
|
ofcparam(tp, t)
|
|
struct tty *tp;
|
|
struct termios *t;
|
|
{
|
|
tp->t_ispeed = t->c_ispeed;
|
|
tp->t_ospeed = t->c_ospeed;
|
|
tp->t_cflag = t->c_cflag;
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
ofcons_probe()
|
|
{
|
|
int chosen;
|
|
|
|
if (stdout)
|
|
return 1;
|
|
if ((chosen = OF_finddevice("/chosen")) == -1)
|
|
return 0;
|
|
if (OF_getprop(chosen, "stdin", &stdin, sizeof(stdin)) !=
|
|
sizeof(stdin) ||
|
|
OF_getprop(chosen, "stdout", &stdout, sizeof(stdout)) !=
|
|
sizeof(stdout))
|
|
return 0;
|
|
|
|
return 1;
|
|
}
|
|
|
|
/*
|
|
* Console support functions
|
|
*/
|
|
void
|
|
ofccnprobe(cd)
|
|
struct consdev *cd;
|
|
{
|
|
int maj;
|
|
|
|
if (!ofcons_probe())
|
|
return;
|
|
|
|
for (maj = 0; maj < nchrdev; maj++) {
|
|
if (cdevsw[maj].d_open == ofcopen) {
|
|
cd->cn_dev = makedev(maj, 0);
|
|
cd->cn_pri = CN_INTERNAL;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
ofccninit(cd)
|
|
struct consdev *cd;
|
|
{
|
|
}
|
|
|
|
int
|
|
ofccngetc(dev)
|
|
dev_t dev;
|
|
{
|
|
#if NADB > 0
|
|
int intbits, s;
|
|
|
|
s = splhigh();
|
|
|
|
polledkey = -1;
|
|
adb_polling = 1;
|
|
|
|
while (polledkey == -1)
|
|
adb_intr_cuda();
|
|
|
|
adb_polling = 0;
|
|
|
|
splx(s);
|
|
return polledkey;
|
|
#else
|
|
unsigned char ch = '\0';
|
|
int l;
|
|
|
|
while ((l = OF_read(stdin, &ch, 1)) != 1)
|
|
if (l != -2 && l != 0)
|
|
return -1;
|
|
return ch;
|
|
#endif
|
|
}
|
|
|
|
void
|
|
ofccnputc(dev, c)
|
|
dev_t dev;
|
|
int c;
|
|
{
|
|
char ch = c;
|
|
|
|
OF_write(stdout, &ch, 1);
|
|
}
|
|
|
|
void
|
|
ofccnpollc(dev, on)
|
|
dev_t dev;
|
|
int on;
|
|
{
|
|
}
|
|
|
|
struct consdev consdev_ofcons = {
|
|
ofccnprobe,
|
|
ofccninit,
|
|
ofccngetc,
|
|
ofccnputc,
|
|
ofccnpollc,
|
|
};
|
|
|
|
struct consdev *cn_tab = &consdev_ofcons;
|
|
|
|
|
|
/* For capslock key functionality */
|
|
#define isealpha(ch) \
|
|
(((ch)>='A'&&(ch)<='Z')||((ch)>='a'&&(ch)<='z')||((ch)>=0xC0&&(ch)<=0xFF))
|
|
|
|
int
|
|
kbd_intr(event)
|
|
adb_event_t *event;
|
|
{
|
|
static int shift = 0, control = 0, capslock = 0;
|
|
|
|
int key, press, val, state;
|
|
char str[10], *s;
|
|
struct ofcons_softc *sc = macofcons_cd.cd_devs[0];
|
|
struct tty *ite_tty = sc->of_tty;
|
|
|
|
key = event->u.k.key;
|
|
press = ADBK_PRESS(key);
|
|
val = ADBK_KEYVAL(key);
|
|
|
|
if (val == ADBK_SHIFT)
|
|
shift = press;
|
|
else if (val == ADBK_CAPSLOCK)
|
|
capslock = !capslock;
|
|
else if (val == ADBK_CONTROL)
|
|
control = press;
|
|
else if (press) {
|
|
switch (val) {
|
|
case ADBK_UP:
|
|
str[0] = '\e';
|
|
str[1] = 'O';
|
|
str[2] = 'A';
|
|
str[3] = '\0';
|
|
break;
|
|
case ADBK_DOWN:
|
|
str[0] = '\e';
|
|
str[1] = 'O';
|
|
str[2] = 'B';
|
|
str[3] = '\0';
|
|
break;
|
|
case ADBK_RIGHT:
|
|
str[0] = '\e';
|
|
str[1] = 'O';
|
|
str[2] = 'C';
|
|
str[3] = '\0';
|
|
break;
|
|
case ADBK_LEFT:
|
|
str[0] = '\e';
|
|
str[1] = 'O';
|
|
str[2] = 'D';
|
|
str[3] = '\0';
|
|
break;
|
|
default:
|
|
state = 0;
|
|
if (capslock && isealpha(keyboard[val][1]))
|
|
state = 1;
|
|
if (shift)
|
|
state = 1;
|
|
if (control)
|
|
state = 2;
|
|
str[0] = keyboard[val][state];
|
|
str[1] = '\0';
|
|
break;
|
|
}
|
|
if (adb_polling)
|
|
polledkey = str[0];
|
|
else
|
|
for (s = str; *s; s++)
|
|
(*linesw[ite_tty->t_line].l_rint)(*s, ite_tty);
|
|
}
|
|
return 0;
|
|
}
|