diff options
Diffstat (limited to 'hw/dmx/input/usb-mouse.c')
| -rw-r--r-- | hw/dmx/input/usb-mouse.c | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/hw/dmx/input/usb-mouse.c b/hw/dmx/input/usb-mouse.c new file mode 100644 index 000000000..f6a7e9391 --- /dev/null +++ b/hw/dmx/input/usb-mouse.c @@ -0,0 +1,123 @@ +/* $XFree86$ */ +/* + * 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 USB mouse. */ + +#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 "usb-mouse.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 mouUSBRead(DevicePtr pDev, + MOTIONPROC motion, + ENQUEUEPROC enqueue, + CHECKPROC checkspecial, + BLOCK block) +{ + usbRead(pDev, motion, enqueue, BTN_MISC, block); +} + +/** Initialize \a pDev using #usbInit. */ +void mouUSBInit(DevicePtr pDev) +{ + usbInit(pDev, usbMouse); +} + +/** Turn \a pDev on (i.e., take input from \a pDev). */ +int mouUSBOn(DevicePtr pDev) +{ + GETPRIV; + + if (priv->fd < 0) mouUSBInit(pDev); + return priv->fd; +} + +static void mouUSBGetMap(DevicePtr pDev, unsigned char *map, int *nButtons) +{ + int i; + + if (nButtons) *nButtons = 5; + if (map) for (i = 0; i <= *nButtons; i++) map[i] = i; +} + +/** Fill the \a info structure with information needed to initialize \a + * pDev. */ +void mouUSBGetInfo(DevicePtr pDev, DMXLocalInitInfoPtr info) +{ + static KeySym keyboard_mapping = NoSymbol; + + info->buttonClass = 1; + mouUSBGetMap(pDev, info->map, &info->numButtons); + info->valuatorClass = 1; + info->numRelAxes = 2; + info->minval[0] = 0; + info->maxval[0] = 0; + info->res[0] = 1; + info->minres[0] = 0; + info->maxres[0] = 1; + info->ptrFeedbackClass = 1; + + /* 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; +} |