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/* $XFree86$ */
/*
* Copyright 2002 Red Hat Inc., Durham, North Carolina.
*
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation on the rights to use, copy, modify, merge,
* publish, distribute, sublicense, and/or sell copies of the Software,
* and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial
* portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
/*
* Authors:
* Rickard E. (Rik) Faith <faith@redhat.com>
*
*/
/** \file
*
* This code implements a low-level device driver for a non-keyboard,
* non-mouse USB device (e.g., a joystick or gamepad). */
#ifdef HAVE_DMX_CONFIG_H
#include <dmx-config.h>
#endif
#include "usb-private.h"
/*****************************************************************************/
/* Define some macros to make it easier to move this file to another
* part of the Xserver tree. All calls to the dmx* layer are #defined
* here for the .c file. The .h file will also have to be edited. */
#include "dmxinputinit.h"
#include "usb-other.h"
#define GETPRIV myPrivate *priv \
= ((DMXLocalInputInfoPtr)(pDev->devicePrivate))->private
#define LOG0(f) dmxLog(dmxDebug,f)
#define LOG1(f,a) dmxLog(dmxDebug,f,a)
#define LOG2(f,a,b) dmxLog(dmxDebug,f,a,b)
#define LOG3(f,a,b,c) dmxLog(dmxDebug,f,a,b,c)
#define FATAL0(f) dmxLog(dmxFatal,f)
#define FATAL1(f,a) dmxLog(dmxFatal,f,a)
#define FATAL2(f,a,b) dmxLog(dmxFatal,f,a,b)
#define MOTIONPROC dmxMotionProcPtr
#define ENQUEUEPROC dmxEnqueueProcPtr
#define CHECKPROC dmxCheckSpecialProcPtr
#define BLOCK DMXBlockType
/* End of interface definitions. */
/*****************************************************************************/
/** Read the USB device using #usbRead. */
void othUSBRead(DevicePtr pDev,
MOTIONPROC motion,
ENQUEUEPROC enqueue,
CHECKPROC checkspecial,
BLOCK block)
{
usbRead(pDev, motion, enqueue, 0xffff, block);
}
/** Initialize \a pDev using #usbInit. */
void othUSBInit(DevicePtr pDev)
{
usbInit(pDev, usbOther);
}
/** Turn \a pDev on (i.e., take input from \a pDev). */
int othUSBOn(DevicePtr pDev)
{
GETPRIV;
if (priv->fd < 0) othUSBInit(pDev);
return priv->fd;
}
/** Fill the \a info structure with information needed to initialize \a
* pDev. */
void othUSBGetInfo(DevicePtr pDev, DMXLocalInitInfoPtr info)
{
GETPRIV;
int i, j;
static KeySym keyboard_mapping = NoSymbol;
int absolute[5];
#define test_bit(bit) (priv->mask[(bit)/8] & (1 << ((bit)%8)))
/* Some USB mice devices return key
* events from their pair'd
* keyboard... */
info->keyClass = 1;
info->keySyms.minKeyCode = 8;
info->keySyms.maxKeyCode = 8;
info->keySyms.mapWidth = 1;
info->keySyms.map = &keyboard_mapping;
for (i = 0; i < EV_MAX; i++) {
if (test_bit(i)) {
switch (i) {
case EV_KEY:
/* See above */
break;
case EV_REL:
info->valuatorClass = 1;
if (info->numRelAxes + info->numAbsAxes > DMX_MAX_AXES - 1) {
info->numRelAxes = DMX_MAX_AXES - info->numAbsAxes - 1;
dmxLog(dmxWarning, "Can only use %d relative axes\n",
info->numRelAxes);
} else
info->numRelAxes = priv->numRel;
info->minval[0] = 0;
info->maxval[0] = 0;
info->res[0] = 1;
info->minres[0] = 0;
info->maxres[0] = 1;
break;
case EV_ABS:
info->valuatorClass = 1;
if (info->numRelAxes + info->numAbsAxes > DMX_MAX_AXES - 1) {
info->numAbsAxes = DMX_MAX_AXES - info->numRelAxes - 1;
dmxLog(dmxWarning, "Can only use %d absolute axes\n",
info->numAbsAxes);
} else
info->numAbsAxes = priv->numAbs;
for (j = 0; j < info->numAbsAxes; j++) {
ioctl(priv->fd, EVIOCGABS(j), absolute);
info->minval[1+j] = absolute[1];
info->maxval[1+j] = absolute[2];
info->res[1+j] = absolute[3];
info->minres[1+j] = absolute[3];
info->maxres[1+j] = absolute[3];
}
break;
case EV_LED:
info->ledFeedbackClass = 0; /* Not supported at this time */
break;
case EV_SND:
info->belFeedbackClass = 0; /* Not supported at this time */
break;
}
}
}
}
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