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Diffstat (limited to 'hw/kdrive/linux/tslib.c')
-rw-r--r--hw/kdrive/linux/tslib.c250
1 files changed, 0 insertions, 250 deletions
diff --git a/hw/kdrive/linux/tslib.c b/hw/kdrive/linux/tslib.c
deleted file mode 100644
index e22ebd93f..000000000
--- a/hw/kdrive/linux/tslib.c
+++ /dev/null
@@ -1,250 +0,0 @@
-/*
- * $RCSId: xc/programs/Xserver/hw/kdrive/linux/tslib.c,v 1.1 2002/11/01 22:27:49 keithp Exp $
- * TSLIB based touchscreen driver for TinyX
- * Derived from ts.c by Keith Packard
- * Derived from ps2.c by Jim Gettys
- *
- * Copyright © 1999 Keith Packard
- * Copyright © 2000 Compaq Computer Corporation
- * Copyright © 2002 MontaVista Software Inc.
- *
- * 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 or Compaq not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. Keith Packard and Compaq makes no
- * representations about the suitability of this software for any purpose. It
- * is provided "as is" without express or implied warranty.
- *
- * KEITH PACKARD AND COMPAQ DISCLAIM 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.
- *
- * 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 Michael Taht or MontaVista not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. Michael Taht and Montavista make no
- * representations about the suitability of this software for any purpose. It
- * is provided "as is" without express or implied warranty.
- *
- * MICHAEL TAHT AND MONTAVISTA DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
- * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS,
- * IN NO EVENT SHALL EITHER 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.
- */
-
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#define NEED_EVENTS
-#include <X11/X.h>
-#include <X11/Xproto.h>
-#include <X11/Xpoll.h>
-#include "inputstr.h"
-#include "scrnintstr.h"
-#include "kdrive.h"
-#include <sys/ioctl.h>
-#include <tslib.h>
-
-static long lastx = 0, lasty = 0;
-static struct tsdev *tsDev = NULL;
-
-void (*tslib_raw_event_hook)(int x, int y, int pressure, void *closure);
-void *tslib_raw_event_closure;
-
-int KdTsPhyScreen = 0;
-
-static void
-TsRead (int tsPort, void *closure)
-{
- KdMouseInfo *mi = closure;
- struct ts_sample event;
- int n;
- long x, y;
- unsigned long flags;
-
- if (tslib_raw_event_hook)
- {
- if (ts_read_raw(tsDev, &event, 1) == 1)
- {
- tslib_raw_event_hook (event.x, event.y, event.pressure, tslib_raw_event_closure);
- }
- return;
- }
-
- while (ts_read(tsDev, &event, 1) == 1)
- {
- if (event.pressure)
- {
- /*
- * HACK ATTACK. (static global variables used !)
- * Here we test for the touch screen driver actually being on the
- * touch screen, if it is we send absolute coordinates. If not,
- * then we send delta's so that we can track the entire vga screen.
- */
- if (KdCurScreen == KdTsPhyScreen) {
- flags = KD_BUTTON_1;
- x = event.x;
- y = event.y;
- } else {
- flags = /* KD_BUTTON_1 |*/ KD_MOUSE_DELTA;
- if ((lastx == 0) || (lasty == 0)) {
- x = 0;
- y = 0;
- } else {
- x = event.x - lastx;
- y = event.y - lasty;
- }
- lastx = event.x;
- lasty = event.y;
- }
- } else {
- flags = KD_MOUSE_DELTA;
- x = 0;
- y = 0;
- lastx = 0;
- lasty = 0;
- }
-
- KdEnqueueMouseEvent (mi, flags, x, y);
- }
-}
-
-static char *TsNames[] = {
- NULL,
- "/dev/ts",
- "/dev/touchscreen/0",
-};
-
-#define NUM_TS_NAMES (sizeof (TsNames) / sizeof (TsNames[0]))
-
-int TsInputType;
-
-static int
-TslibEnable (int not_needed_fd, void *closure)
-{
- KdMouseInfo *mi = closure;
- int fd = 0;
-
- fprintf(stderr, "%s() called\n", __func__);
-
- if(!(tsDev = ts_open(mi->name, 0))) {
- fprintf(stderr, "%s() failed to open %s\n", __func__, mi->name );
- return -1; /* XXX Not sure what to return here */
- }
-
- ts_config(tsDev);
- fd=ts_fd(tsDev);
-
- return fd;
-}
-
-static void
-TslibDisable (int fd, void *closure)
-{
- ts_close(tsDev);
-}
-
-static int
-TslibInit (void)
-{
- int i, j = 0;
- KdMouseInfo *mi, *next;
- int fd= 0;
- int n = 0;
-
- if (!TsInputType)
- TsInputType = KdAllocInputType ();
-
- for (mi = kdMouseInfo; mi; mi = next)
- {
- next = mi->next;
- if (mi->inputType)
- continue;
-
- /* Check for tslib env var device setting */
- if ((TsNames[0] = getenv("TSLIB_TSDEVICE")) == NULL)
- j++;
-
- if (!mi->name)
- {
- for (i = j; i < NUM_TS_NAMES; i++)
- {
-
- /* XXX Should check for */
-
- if(!(tsDev = ts_open(TsNames[i],0))) continue;
- ts_config(tsDev);
- fd=ts_fd(tsDev);
- if (fd >= 0)
- {
- mi->name = KdSaveString (TsNames[i]);
- break;
- }
- }
- } else {
-
- if(!(tsDev = ts_open(mi->name,0)))
- continue;
- ts_config(tsDev);
- fd=ts_fd(tsDev);
-
- }
-
- if (fd > 0 && tsDev != 0)
- {
- mi->driver = (void *) fd;
- mi->inputType = TsInputType;
- if (KdRegisterFd (TsInputType, fd, TsRead, (void *) mi))
- n++;
-
- /* Set callbacks for vt switches etc */
- KdRegisterFdEnableDisable (fd, TslibEnable, TslibDisable);
-
- }
- else
- {
- fprintf(stderr, "%s() failed to open tslib\n", __func__);
- if (fd > 0) close(fd);
- }
-
-
- }
-
- return n;
-}
-
-static void
-TslibFini (void)
-{
- KdMouseInfo *mi;
-
- KdUnregisterFds (TsInputType, TRUE);
- for (mi = kdMouseInfo; mi; mi = mi->next)
- {
- if (mi->inputType == TsInputType)
- {
- if(mi->driver) ts_close(tsDev);
- mi->driver = 0;
- mi->inputType = 0;
- }
- }
-}
-
-KdMouseFuncs TsFuncs = {
- TslibInit,
- TslibFini
-};
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