03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#ifndef _XF86I2C_H

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define _XF86I2C_H

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#include "regionstr.h"

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#include "xf86.h"

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsynctypedef unsigned char I2CByte;

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsynctypedef unsigned short I2CSlaveAddr;

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsynctypedef struct _I2CBusRec *I2CBusPtr;

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsynctypedef struct _I2CDevRec *I2CDevPtr;

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsynctypedef struct _I2CBusRec {

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync char *BusName;

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync int scrnIndex;

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync ScrnInfoPtr pScrn;

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync void (*I2CUDelay) (I2CBusPtr b, int usec);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync void (*I2CPutBits) (I2CBusPtr b, int scl, int sda);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync void (*I2CGetBits) (I2CBusPtr b, int *scl, int *sda);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync /* Look at the generic routines to see how these functions should behave. */

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync Bool (*I2CStart) (I2CBusPtr b, int timeout);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync Bool (*I2CAddress) (I2CDevPtr d, I2CSlaveAddr);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync void (*I2CStop) (I2CDevPtr d);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync Bool (*I2CPutByte) (I2CDevPtr d, I2CByte data);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync Bool (*I2CGetByte) (I2CDevPtr d, I2CByte * data, Bool);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync DevUnion DriverPrivate;

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync int HoldTime; /* 1 / bus clock frequency, 5 or 2 usec */

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync int BitTimeout; /* usec */

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync int ByteTimeout; /* usec */

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync int AcknTimeout; /* usec */

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync int StartTimeout; /* usec */

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync int RiseFallTime; /* usec */

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync I2CDevPtr FirstDev;

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync I2CBusPtr NextBus;

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync Bool (*I2CWriteRead) (I2CDevPtr d, I2CByte * WriteBuffer, int nWrite,

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync I2CByte * ReadBuffer, int nRead);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync} I2CBusRec;

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define CreateI2CBusRec xf86CreateI2CBusRec

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT I2CBusPtr xf86CreateI2CBusRec(void);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define DestroyI2CBusRec xf86DestroyI2CBusRec

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void xf86DestroyI2CBusRec(I2CBusPtr pI2CBus, Bool unalloc,

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync Bool devs_too);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define I2CBusInit xf86I2CBusInit

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT Bool xf86I2CBusInit(I2CBusPtr pI2CBus);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT I2CBusPtr xf86I2CFindBus(int scrnIndex, char *name);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT int xf86I2CGetScreenBuses(int scrnIndex,

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync I2CBusPtr ** pppI2CBus);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsynctypedef struct _I2CDevRec {

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync char *DevName;

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync int BitTimeout; /* usec */

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync int ByteTimeout; /* usec */

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync int AcknTimeout; /* usec */

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync int StartTimeout; /* usec */

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync I2CSlaveAddr SlaveAddr;

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync I2CBusPtr pI2CBus;

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync I2CDevPtr NextDev;

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync DevUnion DriverPrivate;

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync} I2CDevRec;

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define CreateI2CDevRec xf86CreateI2CDevRec

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT I2CDevPtr xf86CreateI2CDevRec(void);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void xf86DestroyI2CDevRec(I2CDevPtr pI2CDev, Bool unalloc);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define I2CDevInit xf86I2CDevInit

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT Bool xf86I2CDevInit(I2CDevPtr pI2CDev);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT I2CDevPtr xf86I2CFindDev(I2CBusPtr, I2CSlaveAddr);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define I2CProbeAddress xf86I2CProbeAddress

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT Bool xf86I2CProbeAddress(I2CBusPtr pI2CBus, I2CSlaveAddr);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define I2C_WriteRead xf86I2CWriteRead

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT Bool xf86I2CWriteRead(I2CDevPtr d, I2CByte * WriteBuffer,

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync int nWrite, I2CByte * ReadBuffer,

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync int nRead);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define xf86I2CRead(d, rb, nr) xf86I2CWriteRead(d, NULL, 0, rb, nr)

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT Bool xf86I2CReadStatus(I2CDevPtr d, I2CByte * pbyte);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT Bool xf86I2CReadByte(I2CDevPtr d, I2CByte subaddr,

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync I2CByte * pbyte);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT Bool xf86I2CReadBytes(I2CDevPtr d, I2CByte subaddr,

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync I2CByte * pbyte, int n);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT Bool xf86I2CReadWord(I2CDevPtr d, I2CByte subaddr,

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync unsigned short *pword);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define xf86I2CWrite(d, wb, nw) xf86I2CWriteRead(d, wb, nw, NULL, 0)

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT Bool xf86I2CWriteByte(I2CDevPtr d, I2CByte subaddr,

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync I2CByte byte);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT Bool xf86I2CWriteBytes(I2CDevPtr d, I2CByte subaddr,

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync I2CByte * WriteBuffer, int nWrite);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT Bool xf86I2CWriteWord(I2CDevPtr d, I2CByte subaddr,

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync unsigned short word);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT Bool xf86I2CWriteVec(I2CDevPtr d, I2CByte * vec, int nValues);

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync

03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#endif /*_XF86I2C_H */