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/*
* Copyright (c) 1998 Metro Link Incorporated
*
* 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
* 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 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 NONINFRINGEMENT. IN NO EVENT SHALL
* THE X CONSORTIUM 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.
*
* Except as contained in this notice, the name of the Metro Link shall not be
* used in advertising or otherwise to promote the sale, use or other dealings
* in this Software without prior written authorization from Metro Link.
*
*/
/* $XFree86: xc/programs/Xserver/hw/xfree86/input/elo2300/elo.h,v 1.1 1998/12/05 14:40:16 dawes Exp $ */
#ifndef _elo_H_
#define _elo_H_
/******************************************************************************
* Definitions
* structs, typedefs, #defines, enums
*****************************************************************************/
#define ELO_PACKET_SIZE 10
/* Note: some of them are not supported by the E281-2310 *//* JPM */
#define ELO_SYNC_BYTE 'U' /* Sync byte. First of a packet. */
#define ELO_TOUCH 'T' /* Report of touchs and motions. */
#define ELO_OWNER 'O' /* Report vendor name. */
#define ELO_ID 'I' /* Report of type and features. */
#define ELO_MODE 'M' /* Set current operating mode. */
#define ELO_PARAMETER 'P' /* Set the serial parameters. */
#define ELO_REPORT 'B' /* Set touch reports timings. */
#define ELO_CALIBRATION 'C' /* Calibration command. */
#define ELO_ACK 'A' /* Acknowledge packet */
#define ELO_SERIAL_IO '0' /* Indicator byte for PARAMETER command */
#define ELO_INIT_CHECKSUM 0xAA /* Initial value of checksum. */
#define ELO_PRESS 0x01 /* Flags in ELO_TOUCH status byte */
#define ELO_STREAM 0x02
#define ELO_RELEASE 0x04
#define ELO_TOUCH_MODE 0x01 /* Flags in ELO_MODE command */
#define ELO_STREAM_MODE 0x02
#define ELO_UNTOUCH_MODE 0x04
#define ELO_RANGE_CHECK_MODE 0x40
#define ELO_ENABLE_Z_MODE 0x80
#define ELO_TRIM_MODE 0x02
#define ELO_CALIB_MODE 0x04
#define ELO_SCALING_MODE 0x08
#define ELO_TRACKING_MODE 0x40
#define ELO_SERIAL_SPEED 0x06 /* Flags for high speed serial
* (19200) */
#define ELO_SERIAL_MASK 0xF8
#define ELO_MAX_WRONG_PACKETS 200 /* Number of wrong packets to accept
* before giving up when looking for
* a specific packet type */
#define ELO_MAX_EMPTY_PACKETS 3 /* Number of empty reads to accept before
* giving up when looking for a reply */
#define ELO_MAX_WAIT 100000 /* Max wait time for a reply (microsec) */
#define ELO_UNTOUCH_DELAY 10 /* 100 ms */
#define ELO_REPORT_DELAY 4 /* 40 ms or 25 motion reports/s */
typedef enum
{
elo_normal, elo_body, elo_checksum
}
ELOState;
#define WORD_ASSEMBLY(byte1, byte2) (((byte2) << 8) | (byte1))
typedef struct _EloPrivateRec
{
int min_x; /* Minimum x reported by calibration */
int max_x; /* Maximum x */
int min_y; /* Minimum y reported by calibration */
int max_y; /* Maximum y */
int button_threshold; /* Z > button threshold = button click */
int axes;
Bool button_down; /* is the "button" currently down */
int button_number; /* which button to report */
int reporting_mode; /* TS_Raw or TS_Scaled */
int untouch_delay; /* Delay before reporting an untouch (in ms) */
int report_delay; /* Delay between touch report packets */
int screen_num; /* Screen associated with the device */
int screen_width; /* Width of the associated X screen */
int screen_height; /* Height of the screen */
XISBuffer *buffer;
unsigned char packet[ELO_PACKET_SIZE]; /* packet being/just read */
int packeti; /* index into packet */
unsigned char checksum; /* Current checksum of data in assembly *
* buffer */
ELOState lex_mode;
}
EloPrivateRec, *EloPrivatePtr;
/******************************************************************************
* Declarations
* variables: use elo_LOC in front
* of globals.
* put locals in the .c file.
*****************************************************************************/
static MODULESETUPPROTO( SetupProc );
static void TearDownProc (pointer p);
static Bool DeviceControl (DeviceIntPtr dev, int mode);
static Bool DeviceOn (DeviceIntPtr dev);
static Bool DeviceOff (DeviceIntPtr dev);
static Bool DeviceClose (DeviceIntPtr dev);
static Bool DeviceInit (DeviceIntPtr dev);
static void ReadInput (LocalDevicePtr local);
static int ControlProc (LocalDevicePtr local, xDeviceCtl * control);
static void CloseProc (LocalDevicePtr local);
static int SwitchMode (ClientPtr client, DeviceIntPtr dev, int mode);
static Bool ConvertProc (LocalDevicePtr local, int first, int num, int v0, int v1, int v2, int v3, int v4, int v5, int *x, int *y);
static Bool QueryHardware (EloPrivatePtr priv, int *errmaj, int *errmin);
static Bool EloSendControl (unsigned char *control, EloPrivatePtr priv);
static Bool EloSendQuery (unsigned char *request, EloPrivatePtr priv);
static Bool EloSendPacket (unsigned char *packet, XISBuffer * b);
static Bool EloWaitReply (unsigned char type, EloPrivatePtr priv);
static void EloNewPacket (EloPrivatePtr priv);
static Bool EloGetPacket (EloPrivatePtr priv);
static Bool EloWaitAck (EloPrivatePtr priv);
static void EloPrintIdent (unsigned char *packet);
/*
* DO NOT PUT ANYTHING AFTER THIS ENDIF
*/
#endif
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