/*
* cdevsw interface to km driver.
*/
int
kmopen(
dev_t dev,
int flag,
int devtype,
struct proc *pp)
{
int rtn;
int unit;
struct tty *tp;
struct winsize *wp;
int ret;
unit = minor(dev);
if(unit >= 1)
return (ENXIO);
tp = (struct tty *)&cons;
tp->t_oproc = kmstart;
tp->t_param = NULL;
tp->t_dev = dev;
if ( !(tp->t_state & TS_ISOPEN) ) {
tp->t_iflag = TTYDEF_IFLAG;
tp->t_oflag = TTYDEF_OFLAG;
tp->t_cflag = (CREAD | CS8 | CLOCAL);
tp->t_lflag = TTYDEF_LFLAG;
tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED;
termioschars(&tp->t_termios);
ttsetwater(tp);
} else if ((tp->t_state & TS_XCLUDE) && pp->p_ucred->cr_uid != 0)
return EBUSY;
tp->t_state |= TS_CARR_ON; /* lie and say carrier exists and is on. */
ret = ((*linesw[tp->t_line].l_open)(dev, tp));
{
PE_Video video;
wp = &tp->t_winsize;
/* Magic numbers. These are CHARWIDTH and CHARHEIGHT
* from osfmk/ppc/POWERMAC/video_console.c
*/
wp->ws_xpixel = 8;
wp->ws_ypixel = 16;
if (flag & O_POPUP)
PE_initialize_console(0, kPETextScreen);
bzero(&video, sizeof(video));
PE_current_console(&video);
if( video.v_width != 0 && video.v_height != 0 ) {
wp->ws_col = video.v_width / wp->ws_xpixel;
wp->ws_row = video.v_height / wp->ws_ypixel;
} else {
wp->ws_col = 100;
wp->ws_row = 36;
}
}
return ret;
}
/*
* cdevsw interface to km driver.
*/
int
kmopen(dev_t dev, int flag, __unused int devtype, proc_t pp)
{
int unit;
struct tty *tp;
struct winsize *wp;
int ret;
unit = minor(dev);
if (unit >= 1)
return (ENXIO);
tp = km_tty[unit];
tty_lock(tp);
tp->t_oproc = kmstart;
tp->t_param = NULL;
tp->t_dev = dev;
if (!(tp->t_state & TS_ISOPEN)) {
tp->t_iflag = TTYDEF_IFLAG;
tp->t_oflag = TTYDEF_OFLAG;
tp->t_cflag = (CREAD | CS8 | CLOCAL);
tp->t_lflag = TTYDEF_LFLAG;
tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED;
termioschars(&tp->t_termios);
ttsetwater(tp);
} else if ((tp->t_state & TS_XCLUDE) && proc_suser(pp)) {
ret = EBUSY;
goto out;
}
tp->t_state |= TS_CARR_ON; /* lie and say carrier exists and is
* on. */
ret = ((*linesw[tp->t_line].l_open) (dev, tp));
{
PE_Video video;
wp = &tp->t_winsize;
/*
* Magic numbers. These are CHARWIDTH and CHARHEIGHT from
* pexpert/i386/video_console.c
*/
wp->ws_xpixel = 8;
wp->ws_ypixel = 16;
tty_unlock(tp); /* XXX race window */
if (flag & O_POPUP)
PE_initialize_console(0, kPETextScreen);
bzero(&video, sizeof(video));
PE_current_console(&video);
tty_lock(tp);
if (serialmode & SERIALMODE_OUTPUT) {
wp->ws_col = 80;
wp->ws_row = 24;
} else if (video.v_width != 0 && video.v_height != 0) {
wp->ws_col = video.v_width / wp->ws_xpixel;
wp->ws_row = video.v_height / wp->ws_ypixel;
} else {
wp->ws_col = 100;
wp->ws_row = 36;
}
}
out:
tty_unlock(tp);
return ret;
}
IOReturn IOPlatformExpert::getConsoleInfo( PE_Video * consoleInfo )
{
return( PE_current_console( consoleInfo));
}
