Subversion Repositories openrisc

/* #include <stdio.h> */

#include <sys/types.h>

#include <sys/uio.h>

#include <unistd.h>

#include <fcntl.h>

#include <errno.h>

#include <machine/mouse.h>

#include <machine/console.h>

/* #include <vgl.h> */

#include "device.h"

#define SCALE 3

#define THRESH 5

static int FBSD_Open(MOUSEDEVICE *pmd);

static void FBSD_Close(void);

static int FBSD_GetButtonInfo(void);

static void FBSD_GetDefaultAccel(int *pscale, int *pthresh);

static int FBSD_Read(MWCOORD *dx, MWCOORD *dy, MWCOORD *dz,int *bp);

MOUSEDEVICE mousedev = {

    FBSD_Open,

    FBSD_Close,

    FBSD_GetButtonInfo,

    FBSD_GetDefaultAccel,

    FBSD_Read,

    NULL

};

static int mouse_fd=0;

static int FBSD_Open(MOUSEDEVICE *pmd)

{

    mousemode_t theMouseMode;

    mouse_fd=open("/dev/sysmouse",O_RDONLY);

    if(mouse_fd < 0)

    {

        return(-1);

    }

    ioctl(mouse_fd, MOUSE_GETMODE, &theMouseMode);

    theMouseMode.level=1;

    ioctl(mouse_fd, MOUSE_SETMODE, &theMouseMode);

    return mouse_fd;

}

static void FBSD_Close(void)

{

    if (mouse_fd > 0)

    {

        close(mouse_fd);

    }

    mouse_fd=0;

}

static int FBSD_GetButtonInfo(void)

{

    return MWBUTTON_L | MWBUTTON_M | MWBUTTON_R;

}

static void FBSD_GetDefaultAccel(int *pscale, int *pthresh)

{

    *pscale = SCALE;

    *pthresh = THRESH;

}

extern void FBSD_handle_event(void);

static int FBSD_Read(MWCOORD *dx, MWCOORD *dy, MWCOORD *dz,

                     int *bp)

{

    mousestatus_t theStatus;

    int butStat=0;

    int retVal=0;

    FBSD_handle_event();

    ioctl(mouse_fd,MOUSE_GETSTATUS, &theStatus);

    if(theStatus.flags | MOUSE_POSCHANGED)

    {

        *dx=theStatus.dx;

        *dy=theStatus.dy;

        *dz=theStatus.dz;

        retVal|=1;

    }

    if(theStatus.button & 0x1)

    {

        butStat|=MWBUTTON_L;

        retVal|=1;

    }

    if(theStatus.button & 0x2)

    {

        butStat|=MWBUTTON_M;

        retVal|=1;

    }

    if(theStatus.button & 0x4)

    {

        butStat|=MWBUTTON_R;

        retVal|=1;

    }

    *bp=butStat;

    return retVal;

}