This code implements a low-level device driver for a serial MS mouse. The code is derived from code by Keith Packard (see the source code for complete references).

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#define LOG3	(	f,
		a,
		b,
		c	)	dmxLog(dmxDebug,f,a,b,c)

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Detailed Description

-This code implements a low-level device driver for a serial MS mouse. The code is derived from code by Keith Packard (see the source code for complete references).

Function Documentation

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pointer ps2LinuxCreatePrivate ( DeviceIntPtr pMouse )
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#define MOTIONPROC dmxMotionProcPtr
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#define PRESS ( b )

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-Create a private structure for use within this file.
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do { \ + enqueue(pDev, ButtonPress, 0, 0, NULL, block); \ + } while (0) +
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void ps2LinuxDestroyPrivate ( pointer priv ) #define RELEASE ( b )
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-Destroy a private structure.
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do { \ + enqueue(pDev, ButtonRelease, 0, 0, NULL, block); \ + } while (0) +
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Typedef Documentation
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typedef struct _myPrivate myPrivate
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Function Documentation
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void ps2LinuxGetInfo ( DevicePtr pDev, static void ps2LinuxButton ( DevicePtr pDev,

ENQUEUEPROC enqueue,
int buttons,
DMXLocalInitInfoPtr info BLOCK block

) ) [static]
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References GETPRIV, PRESS, and RELEASE.
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Referenced by ps2LinuxRead().
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pointer ps2LinuxCreatePrivate ( DeviceIntPtr pMouse )

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-Fill the info structure with information needed to initialize pDev.
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Create a private structure for use within this file.
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References _myPrivate::fd, and _myPrivate::pMouse.
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void ps2LinuxInit ( DevicePtr pDev ) void ps2LinuxDestroyPrivate ( pointer priv )
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Destroy a private structure.
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void ps2LinuxGetInfo ( DevicePtr pDev,
DMXLocalInitInfoPtr info
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-Initialize pDev.
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Fill the info structure with information needed to initialize pDev.
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References _DMXLocalInitInfo::buttonClass, _DMXLocalInitInfo::map, _DMXLocalInitInfo::maxres, _DMXLocalInitInfo::maxval, _DMXLocalInitInfo::minres, _DMXLocalInitInfo::minval, _DMXLocalInitInfo::numButtons, _DMXLocalInitInfo::numRelAxes, ps2LinuxGetMap(), _DMXLocalInitInfo::ptrFeedbackClass, _DMXLocalInitInfo::res, and _DMXLocalInitInfo::valuatorClass.
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static void ps2LinuxGetMap ( DevicePtr pDev,
unsigned char * map,
int * nButtons

void ps2LinuxOff ( DevicePtr pDev ) ) [static]
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Referenced by ps2LinuxGetInfo().
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void ps2LinuxInit ( DevicePtr pDev )

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-Turn pDev off (i.e., stop taking input from pDev).
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Initialize pDev.
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References FATAL1, GETPRIV, and O_NONBLOCK.
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Referenced by ps2LinuxOn().
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int ps2LinuxOn ( DevicePtr pDev ) void ps2LinuxOff ( DevicePtr pDev )
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Turn pDev off (i.e., stop taking input from pDev).
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References GETPRIV.
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int ps2LinuxOn ( DevicePtr pDev )

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-Turn pDev on (i.e., take input from pDev).
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Turn pDev on (i.e., take input from pDev).
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void ps2LinuxRead ( DevicePtr pDev, void ps2LinuxRead ( DevicePtr pDev,

MOTIONPROC motion,
MOTIONPROC motion, ENQUEUEPROC enqueue,

CHECKPROC checkspecial,
ENQUEUEPROC enqueue, BLOCK block

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Read an event from the pDev device. If the event is a motion event, enqueue it with the motion function. Otherwise, check for special keys with the checkspecial function and enqueue the event with the enqueue function. The block type is passed to the functions so that they may block SIGIO handling as appropriate to the caller of this function.
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References GETPRIV, ps2LinuxButton(), and ps2LinuxReadBytes().
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static int ps2LinuxReadBytes ( int fd,
CHECKPROC checkspecial, unsigned char * buf,

int len,
BLOCK block int min

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-Read an event from the pDev device. If the event is a motion event, enqueue it with the motion function. Otherwise, check for special keys with the checkspecial function and enqueue the event with the enqueue function. The block type is passed to the functions so that they may block SIGIO handling as appropriate to the caller of this function.
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void ps2LinuxVTPostSwitch ( pointer p ) void ps2LinuxVTPostSwitch ( pointer p )
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-Currently unused hook called after returning from a VT switch.
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Currently unused hook called after returning from a VT switch.
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void ps2LinuxVTPreSwitch ( pointer p ) void ps2LinuxVTPreSwitch ( pointer p )
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-Currently unused hook called prior to an VT switch.
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Currently unused hook called prior to an VT switch.

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lnx-ps2.c File Reference

lnx-ps2.c File Reference

Data Structures

Data Structures

Defines

Typedefs

Functions

Detailed Description

Define Documentation

Functions

Detailed Description

Function Documentation

Typedef Documentation

Function Documentation

Data Structures
struct	_myPrivate
Defines
#define	GETPRIV
#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
#define	PRESS(b)
#define	RELEASE(b)
Typedefs
typedef struct _myPrivate	myPrivate
Functions
static int	ps2LinuxReadBytes (int fd, unsigned char *buf, int len, int min)
static void	ps2LinuxButton (DevicePtr pDev, ENQUEUEPROC enqueue, int buttons, BLOCK block)
void	ps2LinuxRead (DevicePtr pDev, MOTIONPROC motion, ENQUEUEPROC enqueue, CHECKPROC checkspecial, BLOCK block)
void	ps2LinuxInit (DevicePtr pDev)
int	ps2LinuxOn (DevicePtr pDev)
void	ps2LinuxOff (DevicePtr pDev)
static void	ps2LinuxGetMap (DevicePtr pDev, unsigned char map, int nButtons)
void	ps2LinuxVTPreSwitch (pointer p)
void	ps2LinuxVTPostSwitch (pointer p)
pointer	ps2LinuxCreatePrivate (DeviceIntPtr pMouse)
void	ps2LinuxDestroyPrivate (pointer priv)
void	ps2LinuxGetInfo (DevicePtr pDev, DMXLocalInitInfoPtr info)