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IABSD.fr/xenocara/driver/xf86-input-synaptics/src/ps2comm.h

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  • Author : shadchin
    Date : 2015-01-24 17:43:59
    Hash : ba9b4799
    Message : Update to xf86-input-synaptics 1.8.1. ok matthieu@

  • driver/xf86-input-synaptics/src/ps2comm.h
  • /*
     * 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 Red Hat
     * not be used in advertising or publicity pertaining to distribution
     * of the software without specific, written prior permission.  Red
     * Hat makes no representations about the suitability of this software
     * for any purpose.  It is provided "as is" without express or implied
     * warranty.
     *
     * THE AUTHORS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
     * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
     * NO EVENT SHALL THE AUTHORS 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.
     */
    
    #ifndef _PS2COMM_H_
    #define _PS2COMM_H_
    
    #include <xorg-server.h>
    
    #include <unistd.h>
    #include <sys/ioctl.h>
    #include "xf86_OSproc.h"
    
    /* acknowledge for commands and parameter */
    #define PS2_ACK				0xFA
    #define PS2_ERROR			0xFC
    
    /* standard PS/2 commands */
    #define PS2_CMD_RESET			0xFF
    #define PS2_CMD_RESEND			0xFE
    #define PS2_CMD_SET_DEFAULT		0xF6
    #define PS2_CMD_DISABLE			0xF5
    #define PS2_CMD_ENABLE			0xF4
    #define PS2_CMD_SET_SAMPLE_RATE		0xF3
    #define PS2_CMD_READ_DEVICE_TYPE	0xF2
    #define PS2_CMD_SET_REMOTE_MODE		0xF0
    #define PS2_CMD_SET_WRAP_MODE		0xEE
    #define PS2_CMD_RESET_WRAP_MODE		0xEC
    #define PS2_CMD_READ_DATA		0xEB
    #define PS2_CMD_SET_STREAM_MODE		0xEA
    #define PS2_CMD_STATUS_REQUEST		0xE9
    #define PS2_CMD_SET_RESOLUTION		0xE8
    #define PS2_CMD_SET_SCALING_2_1		0xE7
    #define PS2_CMD_SET_SCALING_1_1		0xE6
    
    /* synaptics modes */
    #define SYN_BIT_ABSOLUTE_MODE		(1 << 7)
    #define SYN_BIT_HIGH_RATE		(1 << 6)
    #define SYN_BIT_SLEEP_MODE		(1 << 3)
    #define SYN_BIT_DISABLE_GESTURE		(1 << 2)
    #define SYN_BIT_W_MODE			(1 << 0)
    
    /* synaptics model ID bits */
    #define SYN_MODEL_ROT180(synhw)		((synhw)->model_id & (1 << 23))
    #define SYN_MODEL_PORTRAIT(synhw)	((synhw)->model_id & (1 << 22))
    #define SYN_MODEL_SENSOR(synhw)		(((synhw)->model_id >> 16) & 0x3f)
    #define SYN_MODEL_HARDWARE(synhw)	(((synhw)->model_id >> 9) & 0x7f)
    #define SYN_MODEL_NEWABS(synhw)		((synhw)->model_id & (1 << 7))
    #define SYN_MODEL_PEN(synhw)		((synhw)->model_id & (1 << 6))
    #define SYN_MODEL_SIMPLIC(synhw)	((synhw)->model_id & (1 << 5))
    #define SYN_MODEL_GEOMETRY(synhw)	((synhw)->model_id & 0x0f)
    
    /* synaptics capability bits */
    #define SYN_CAP_EXTENDED(synhw)		((synhw)->capabilities & (1 << 23))
    #define SYN_CAP_MIDDLE_BUTTON(synhw)	((synhw)->capabilities & (1 << 18))
    #define SYN_CAP_PASSTHROUGH(synhw)	((synhw)->capabilities & (1 << 7))
    #define SYN_CAP_SLEEP(synhw)		((synhw)->capabilities & (1 << 4))
    #define SYN_CAP_FOUR_BUTTON(synhw)	((synhw)->capabilities & (1 << 3))
    #define SYN_CAP_MULTIFINGER(synhw)	((synhw)->capabilities & (1 << 1))
    #define SYN_CAP_PALMDETECT(synhw)	((synhw)->capabilities & (1 << 0))
    #define SYN_CAP_VALID(synhw)		((((synhw)->capabilities & 0x00ff00) >> 8) == 0x47)
    #define SYN_EXT_CAP_REQUESTS(synhw)	(((synhw)->capabilities & 0x700000) != 0)
    #define SYN_CAP_MULTI_BUTTON_NO(synhw)	(((synhw)->ext_cap & 0x00f000) >> 12)
    
    /* synaptics modes query bits */
    #define SYN_MODE_ABSOLUTE(m)		((m) & (1 << 7))
    #define SYN_MODE_RATE(m)		((m) & (1 << 6))
    #define SYN_MODE_BAUD_SLEEP(m)		((m) & (1 << 3))
    #define SYN_MODE_DISABLE_GESTURE(m)	((m) & (1 << 2))
    #define SYN_MODE_PACKSIZE(m)		((m) & (1 << 1))
    #define SYN_MODE_WMODE(m)		((m) & (1 << 0))
    #define SYN_MODE_VALID(m)		(((m) & 0xffff00) == 0x3B47)
    
    /* synaptics identify query bits */
    #define SYN_ID_MODEL(synhw)		(((synhw)->identity >> 4) & 0x0f)
    #define SYN_ID_MAJOR(synhw)		((synhw)->identity & 0x0f)
    #define SYN_ID_MINOR(synhw)		(((synhw)->identity >> 16) & 0xff)
    #define SYN_ID_IS_SYNAPTICS(synhw)	((((synhw)->identity >> 8) & 0xff) == 0x47)
    
    typedef unsigned char byte;
    
    struct PS2SynapticsHwInfo {
        unsigned int model_id;      /* Model-ID */
        unsigned int capabilities;  /* Capabilities */
        unsigned int ext_cap;       /* Extended Capabilities */
        unsigned int identity;      /* Identification */
    };
    
    Bool ps2_putbyte(int fd, byte b);
    void ps2_print_ident(InputInfoPtr pInfo,
                         const struct PS2SynapticsHwInfo *synhw);
    Bool PS2ReadHwStateProto(InputInfoPtr pInfo,
                             struct SynapticsProtocolOperations *proto_ops,
                             struct CommData *comm, struct SynapticsHwState *hwRet);
    
    #endif                          /* _PS2COMM_H_ */