diff options
Diffstat (limited to 'hw/kdrive/itsy/ts.c')
| -rw-r--r-- | hw/kdrive/itsy/ts.c | 212 |
1 files changed, 0 insertions, 212 deletions
diff --git a/hw/kdrive/itsy/ts.c b/hw/kdrive/itsy/ts.c deleted file mode 100644 index 10efe90c8..000000000 --- a/hw/kdrive/itsy/ts.c +++ /dev/null @@ -1,212 +0,0 @@ -/* - * Id: ts.c,v 1.1 1999/11/02 18:39:28 keithp Exp $ - * - * Copyright © 1999 Keith Packard - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ -/* $RCSId: xc/programs/Xserver/hw/kdrive/itsy/ts.c,v 1.1 1999/11/19 13:53:54 hohndel Exp $ */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif -#define NEED_EVENTS -#include "itsy.h" -#include <X11/Xproto.h> -#include "inputstr.h" -#include "Xpoll.h" - -int -itsyTsReadBytes (int fd, char *buf, int len, int min) -{ - int n, tot; - fd_set set; - struct timeval tv; - - tot = 0; - while (len) - { - n = read (fd, buf, len); - if (n > 0) - { - tot += n; - buf += n; - len -= n; - } - if (tot % min == 0) - break; - FD_ZERO (&set); - FD_SET (fd, &set); - tv.tv_sec = 0; - tv.tv_usec = 100 * 1000; - n = select (fd + 1, &set, 0, 0, &tv); - if (n <= 0) - break; - } - return tot; -} - -void -itsyTsRead (int tsPort) -{ - ts_event event; - long buf[3]; - int n; - long pressure; - long x, y; - unsigned long flags; - unsigned long buttons; - - n = itsyTsReadBytes (tsPort, (char *) &event, - sizeof (event), sizeof (event)); - if (n == sizeof (event)) - { - if (event.pressure) - { - flags = KD_BUTTON_1; - x = event.point.x; - y = event.point.y; - } - else - { - flags = KD_MOUSE_DELTA; - x = 0; - y = 0; - } - KdEnqueueMouseEvent (flags, x, y); - } -} - -#if 0 -#define ITSY_DEBUG_LOW 1 - -// -// Touch screen parameters are stored -// in the flash. This code is taken from 'wm1'. -// -void itsySetTouchCalibration (int mou_filedsc, - int xs, int xt, int ys, int yt, int xys) -{ - int k, ibuf[10]; - - ibuf[0] = xs; - ibuf[1] = xt; - ibuf[2] = ys; - ibuf[3] = yt; - ibuf[4] = xys; - if ((k=ioctl(mou_filedsc, TS_SET_CALM, ibuf)) != 0) { - fprintf(stderr, "ERROR: ioctl TS_SET_CALM returns %d\n", k); - } -} - - -int itsyReadFlashBlock(int location, signed char *data, int dbytes) -{ - int offset, bytes; - int flashfd; - - flashfd = open("/dev/flash1", O_RDONLY); - if (flashfd < 0) return(0); - - offset = lseek(flashfd, location, SEEK_SET); - if (offset != location) { - close(flashfd); - return(0); - } - - bytes = read(flashfd, data, dbytes); - if (bytes != dbytes) { - close(flashfd); - return(0); - } - - close(flashfd); - return(1); -} - -/**********************************************************************/ -#define RAMSIZE (0x400000) -#define MONITOR_BLOCKSIZE (32) -/**********************************************************************/ - -/* code for storing calibration into flash */ - -#define CALIBRATE_BLOCKSIZE (32) -#define CALIBRATE_OFFSET (RAMSIZE-MONITOR_BLOCKSIZE-CALIBRATE_BLOCKSIZE) -#define CALIBRATE_MAGIC_NUM (0x0babedee) - - -static int check_if_calibrated_and_set(int mou_filedsc) -{ - signed char cal_data[CALIBRATE_BLOCKSIZE]; - int *iptr; - - if (itsyReadFlashBlock(CALIBRATE_OFFSET, - cal_data, CALIBRATE_BLOCKSIZE) == 0) { - if ( ITSY_DEBUG_LOW ) { - fprintf(stderr,"unable to read calibration data for touch screen\n"); - } - return(0); - } - - iptr = (int *) cal_data; - if (iptr[0] == CALIBRATE_MAGIC_NUM) { - if ( ITSY_DEBUG_LOW ) { - fprintf(stderr,"Calibrating touch screen using %d, %d, %d, %d, %d\n", - iptr[1], iptr[2], iptr[3], iptr[4], iptr[5]); - } - itsySetTouchCalibration(mou_filedsc, iptr[1], iptr[2], iptr[3], iptr[4], iptr[5]); - return(1); - } - else { - if ( ITSY_DEBUG_LOW ) { - fprintf(stderr,"Couldn't calibrate screen\n"); - } - return(0); - } -} -#endif - -int -itsyTsInit (void) -{ - int tsPort; - - tsPort = open ("/dev/ts", 0); - fprintf (stderr, "tsPort %d\n", tsPort); -#if 0 - if (tsPort >= 0) - check_if_calibrated_and_set (tsPort); -#endif - return tsPort; -} - -void -itsyTsFini (int tsPort) -{ - if (tsPort >= 0) - close (tsPort); -} - -KdMouseFuncs itsyTsMouseFuncs = { - itsyTsInit, - itsyTsRead, - itsyTsFini -}; - |