247 lines
6.1 KiB
C
247 lines
6.1 KiB
C
/*
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* Copyright 1992 by Orest Zborowski <obz@Kodak.com>
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* Copyright 1993 by David Dawes <dawes@xfree86.org>
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the names of Orest Zborowski and David Dawes
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* not be used in advertising or publicity pertaining to distribution of
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* the software without specific, written prior permission. Orest Zborowski
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* and David Dawes make no representations about the suitability of this
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* software for any purpose. It is provided "as is" without express or
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* implied warranty.
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*
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* OREST ZBOROWSKI AND DAVID DAWES DISCLAIMS ALL WARRANTIES WITH REGARD
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* TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS, IN NO EVENT SHALL OREST ZBOROWSKI OR DAVID DAWES BE LIABLE
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* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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*/
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/* $XConsortium: lnx_io.c /main/8 1996/10/19 18:06:28 kaleb $ */
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#define NEED_EVENTS
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#ifdef HAVE_XORG_CONFIG_H
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#include <xorg-config.h>
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#endif
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#include <X11/X.h>
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#include "compiler.h"
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#include "xf86.h"
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#include "xf86Priv.h"
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#include "xf86_OSlib.h"
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#define KBC_TIMEOUT 250 /* Timeout in ms for sending to keyboard controller */
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_X_EXPORT void
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xf86SoundKbdBell(int loudness, int pitch, int duration)
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{
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if (loudness && pitch)
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{
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ioctl(xf86Info.consoleFd, KDMKTONE,
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((1193190 / pitch) & 0xffff) |
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(((unsigned long)duration *
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loudness / 50) << 16));
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}
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}
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void
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xf86SetKbdLeds(int leds)
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{
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ioctl(xf86Info.consoleFd, KDSETLED, leds);
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}
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int
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xf86GetKbdLeds()
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{
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int leds = 0;
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ioctl(xf86Info.consoleFd, KDGETLED, &leds);
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return(leds);
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}
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static int
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KDKBDREP_ioctl_ok(int rate, int delay) {
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#if defined(KDKBDREP) && !defined(__sparc__)
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/* This ioctl is defined in <linux/kd.h> but is not
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implemented anywhere - must be in some m68k patches. */
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struct kbd_repeat kbdrep_s;
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/* don't change, just test */
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kbdrep_s.LNX_KBD_PERIOD_NAME = -1;
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kbdrep_s.delay = -1;
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if (ioctl( xf86Info.consoleFd, KDKBDREP, &kbdrep_s )) {
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return 0;
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}
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/* do the change */
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if (rate == 0) /* switch repeat off */
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kbdrep_s.LNX_KBD_PERIOD_NAME = 0;
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else
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kbdrep_s.LNX_KBD_PERIOD_NAME = 10000 / rate; /* convert cps to msec */
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if (kbdrep_s.LNX_KBD_PERIOD_NAME < 1)
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kbdrep_s.LNX_KBD_PERIOD_NAME = 1;
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kbdrep_s.delay = delay;
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if (kbdrep_s.delay < 1)
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kbdrep_s.delay = 1;
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if (ioctl( xf86Info.consoleFd, KDKBDREP, &kbdrep_s )) {
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return 0;
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}
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return 1; /* success! */
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#else /* no KDKBDREP */
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return 0;
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#endif /* KDKBDREP */
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}
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static int
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KIOCSRATE_ioctl_ok(int rate, int delay) {
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#ifdef KIOCSRATE
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struct kbd_rate kbdrate_s;
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int fd;
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fd = open("/dev/kbd", O_RDONLY);
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if (fd == -1)
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return 0;
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kbdrate_s.rate = (rate + 5) / 10; /* must be integer, so round up */
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kbdrate_s.delay = delay * HZ / 1000; /* convert ms to Hz */
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if (kbdrate_s.rate > 50)
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kbdrate_s.rate = 50;
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if (ioctl( fd, KIOCSRATE, &kbdrate_s )) {
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return 0;
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}
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close( fd );
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return 1;
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#else /* no KIOCSRATE */
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return 0;
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#endif /* KIOCSRATE */
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}
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void xf86SetKbdRepeat(char rad)
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{
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#ifdef __sparc__
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int rate = 500; /* Default rate */
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int delay = 200; /* Default delay */
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#else
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int rate = 300; /* Default rate */
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int delay = 250; /* Default delay */
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#endif
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#if defined(__alpha__) || defined (__i386__) || defined(__ia64__)
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int i;
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int timeout;
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int value = 0x7f; /* Maximum delay with slowest rate */
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static int valid_rates[] = { 300, 267, 240, 218, 200, 185, 171, 160, 150,
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133, 120, 109, 100, 92, 86, 80, 75, 67,
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60, 55, 50, 46, 43, 40, 37, 33, 30, 27,
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25, 23, 21, 20 };
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#define RATE_COUNT (sizeof( valid_rates ) / sizeof( int ))
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static int valid_delays[] = { 250, 500, 750, 1000 };
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#define DELAY_COUNT (sizeof( valid_delays ) / sizeof( int ))
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#endif
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if (xf86Info.kbdRate >= 0)
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rate = xf86Info.kbdRate * 10;
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if (xf86Info.kbdDelay >= 0)
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delay = xf86Info.kbdDelay;
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if(KDKBDREP_ioctl_ok(rate, delay)) /* m68k? */
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return;
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if(KIOCSRATE_ioctl_ok(rate, delay)) /* sparc? */
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return;
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if (xf86IsPc98())
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return;
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#if defined(__alpha__) || defined (__i386__) || defined(__ia64__)
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/* The ioport way */
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for (i = 0; i < RATE_COUNT; i++)
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if (rate >= valid_rates[i]) {
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value &= 0x60;
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value |= i;
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break;
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}
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for (i = 0; i < DELAY_COUNT; i++)
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if (delay <= valid_delays[i]) {
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value &= 0x1f;
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value |= i << 5;
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break;
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}
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timeout = KBC_TIMEOUT;
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while (((inb(0x64) & 2) == 2) && --timeout)
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usleep(1000); /* wait */
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if (timeout == 0)
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return;
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outb(0x60, 0xf3); /* set typematic rate */
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while (((inb(0x64) & 2) == 2) && --timeout)
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usleep(1000); /* wait */
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usleep(10000);
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outb(0x60, value);
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#endif /* __alpha__ || __i386__ || __ia64__ */
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}
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static int kbdtrans;
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static struct termios kbdtty;
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void
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xf86KbdInit()
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{
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ioctl (xf86Info.consoleFd, KDGKBMODE, &kbdtrans);
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tcgetattr (xf86Info.consoleFd, &kbdtty);
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}
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int
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xf86KbdOn()
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{
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struct termios nTty;
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#ifdef __powerpc__
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if (xf86Info.kbdCustomKeycodes)
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ioctl(xf86Info.consoleFd, KDSKBMODE, K_MEDIUMRAW);
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else
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#endif
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ioctl(xf86Info.consoleFd, KDSKBMODE, K_RAW);
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nTty = kbdtty;
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nTty.c_iflag = (IGNPAR | IGNBRK) & (~PARMRK) & (~ISTRIP);
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nTty.c_oflag = 0;
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nTty.c_cflag = CREAD | CS8;
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nTty.c_lflag = 0;
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nTty.c_cc[VTIME]=0;
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nTty.c_cc[VMIN]=1;
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cfsetispeed(&nTty, 9600);
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cfsetospeed(&nTty, 9600);
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tcsetattr(xf86Info.consoleFd, TCSANOW, &nTty);
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return(xf86Info.consoleFd);
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}
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int
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xf86KbdOff()
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{
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ioctl(xf86Info.consoleFd, KDSKBMODE, kbdtrans);
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tcsetattr(xf86Info.consoleFd, TCSANOW, &kbdtty);
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return(xf86Info.consoleFd);
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}
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