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windows-server-2003/net/irda/samples/nscirda/dongle.c

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/*
************************************************************************
*
* DONGLE.C
*
* Portions Copyright (C) 1996-2001 National Semiconductor Corp.
* All rights reserved.
* Copyright (C) 1996-2001 Microsoft Corporation. All Rights Reserved.
*
* Auto Dongle Setup
*
* Author: Kishor Padmanabhan
*
* This file has routines that implements Franco Iacobelli's vision
* of dongle interface. Recommand reading this document before going
* ahead.
*
*
*************************************************************************
*/
#include "newdong.h"
#ifdef NDIS50_MINIPORT
#include "nsc.h"
#else
extern void NSC_WriteBankReg(UINT ComPort, const iBank, int iRegNum, UCHAR iVal);
extern UCHAR NSC_ReadBankReg(UINT ComPort,const iBank, int iRegNum);
#endif
//////////////////////////////////////////////////////////////////////////
// //
// Function prototypes //
//////////////////////////////////////////////////////////////////////////
//DongleParam *GetDongleCapabilities(UIR Com);
//int SetDongleCapabilities(UIR Com);
void delay(unsigned int period); // a delay loop
// Called from SetDongleCapabilities
int SetReqMode(const UIR * Com,DongleParam *Dingle);
void SetHpDongle(PUCHAR UirPort,int Mode);
void SetTemicDongle(PUCHAR UirPort,int Mode);
void SetSharpDongle(PUCHAR UirPort,int Mode);
void SetDellDongle(PUCHAR UirPort,int Mode);
void SetHpMuxDongle(PUCHAR UirPort, int Mode);
void SetIbmDongle (PUCHAR UirPort, int Mode);
// Pauses for a specified number of microseconds.
void Sleep( ULONG wait );
//////////////////////////////////////////////////////////////////////////
// //
// Function: GetDongleCapabilities //
// //
// Description: //
// //
// This routine fill up the DongleParam structure interpreting the //
// dongle oem's code and returns a pointer the structure. //
// //
// Input : UIR structure with XcvrNumber ,Com Port and IR mode //
// offset //
// OutPut : DongleParam Structure //
// //
//////////////////////////////////////////////////////////////////////////
DongleParam *GetDongleCapabilities(PSYNC_DONGLE SyncDongle)
{
const UIR * Com=SyncDongle->Com;
DongleParam *Dingle=SyncDongle->Dingle;
UINT Signature;
char TEMP1 ;
// Check for validity of the Com port address
if(Com->ComPort == 0) return(NULL);
// Com->XcvrNum only has either 0 or 1
// Check for validity of the Port Number address
//if(Com->XcvrNum > 1) return(NULL);
// Check for first time
if(Dingle[Com->XcvrNum].WORD0.bits.DSVFLAG)
return(&Dingle[Com->XcvrNum]);
// Signature is a word long ID information
// bit 15 = 1 -- Plug and Play
// bit 0, 1, 2, 3 -- ID number for different Manufactures
Signature = Com->Signature;
Dingle[Com->XcvrNum].PlugPlay = 0;
Dingle[Com->XcvrNum].WORD0.bits.GCERR = 0;
if(GetBit(Com->Signature, 15)) //is dongle PnP ?
{
// Make the Pins IRSL1-2 as Inputs
NSC_WriteBankReg(Com->ComPort, BANK7, 7, 0x00);
NdisStallExecution(50); //Wait 50 us
// Check whether Disconnect
// ID/IRSL(2-1) as Input upon READ bit 0-3 return the logic
// level of the pins(allowing external devices to identify
// themselves.)
if(((Signature = NSC_ReadBankReg(Com->ComPort, BANK7, 4) & 0x0f)) == 0x0f) {
Dingle[Com->XcvrNum].WORD0.bits.GCERR = XCVR_DISCONNECT;
Dingle[Com->XcvrNum].WORD0.bits.DSVFLAG = 0;
return(&Dingle[Com->XcvrNum]);
}
Dingle[Com->XcvrNum].PlugPlay = 1;
}
// Dongle Identification
switch(Signature & 0x1f) {
case 0:
case 1:
#ifdef DPRINT
DbgPrint(" Serial Adapter with diff. signaling");
#endif
return(NULL);
break;
case 6:
#ifdef DPRINT
DbgPrint(" Serial Adapter with single ended signaling");
#endif
return(NULL);
break;
case 7:
#ifdef DPRINT
DbgPrint(" Consumer-IR only");
#endif
return(NULL);
break;
case 2:
case 3:
case 5:
case 0xa:
#ifdef DPRINT
DbgPrint(" Reserved");
#endif
return(NULL);
break;
case 4:
#ifdef DPRINT
DbgPrint(" Sharp RY5HD01 or RY5KD01 transceiver");
#endif
Dingle[Com->XcvrNum].WORD0.bits.DSVFLAG = 1;
Dingle[Com->XcvrNum].WORD0.bits.TrcvrCode = SharpRY5HD01;
Dingle[Com->XcvrNum].WORD4.Data = SharpRecovery;
Dingle[Com->XcvrNum].WORD6.Data = SharpBofs;
Dingle[Com->XcvrNum].WORD7.bits.FIR = TRUE;
Dingle[Com->XcvrNum].WORD7.bits.MIR = TRUE;
Dingle[Com->XcvrNum].WORD7.bits.SIR = TRUE;
Dingle[Com->XcvrNum].WORD7.bits.Sharp_IR = TRUE;
break;
case 0x8:
#ifdef DPRINT
DbgPrint(" HP HSDL-2300/3600 transceiver");
#endif
Dingle[Com->XcvrNum].WORD0.bits.DSVFLAG = 1;
Dingle[Com->XcvrNum].WORD0.bits.TrcvrCode = Hp2300;
Dingle[Com->XcvrNum].WORD4.Data = HpRecovery;
Dingle[Com->XcvrNum].WORD6.Data = HpBofs;
Dingle[Com->XcvrNum].WORD7.bits.FIR = TRUE;
Dingle[Com->XcvrNum].WORD7.bits.MIR = TRUE;
Dingle[Com->XcvrNum].WORD7.bits.SIR = TRUE;
Dingle[Com->XcvrNum].WORD7.bits.Sharp_IR = TRUE;
break;
case 0x9:
#ifdef DPRINT
DbgPrint(" Vishay TFDS6000, IBM31T1100, Siemens IRMS/T6400");
#endif
Dingle[Com->XcvrNum].WORD0.bits.DSVFLAG = 1;
Dingle[Com->XcvrNum].WORD0.bits.TrcvrCode = Temic6000;
Dingle[Com->XcvrNum].WORD4.Data = TemicRecovery;
Dingle[Com->XcvrNum].WORD6.Data = TemicBofs;
Dingle[Com->XcvrNum].WORD7.bits.FIR = TRUE;
Dingle[Com->XcvrNum].WORD7.bits.MIR = TRUE;
Dingle[Com->XcvrNum].WORD7.bits.SIR = TRUE;
Dingle[Com->XcvrNum].WORD7.bits.Sharp_IR = TRUE;
break;
case 0x0B:
#ifdef DPRINT
DbgPrint(" Vishay TFDS6500");
#endif
Dingle[Com->XcvrNum].WORD0.bits.DSVFLAG = 1;
Dingle[Com->XcvrNum].WORD0.bits.TrcvrCode = Temic6500;
Dingle[Com->XcvrNum].WORD4.Data = TemicRecovery;
Dingle[Com->XcvrNum].WORD6.Data = TemicBofs;
Dingle[Com->XcvrNum].WORD7.bits.FIR = TRUE;
Dingle[Com->XcvrNum].WORD7.bits.MIR = TRUE;
Dingle[Com->XcvrNum].WORD7.bits.SIR = TRUE;
Dingle[Com->XcvrNum].WORD7.bits.Sharp_IR = TRUE;
break;
case 0xc:
case 0xd:
#ifdef DPRINT
DbgPrint(" HP HSDL-1100/2100 or TI TSLM1100 or Sharp RY6FD11E/RY6FD1SE");
#endif
Dingle[Com->XcvrNum].WORD0.bits.DSVFLAG = 1;
Dingle[Com->XcvrNum].WORD0.bits.TrcvrCode = Hp1100;
Dingle[Com->XcvrNum].WORD4.Data = HpRecovery;
Dingle[Com->XcvrNum].WORD6.Data = HpBofs;
Dingle[Com->XcvrNum].WORD7.bits.FIR = TRUE;
Dingle[Com->XcvrNum].WORD7.bits.MIR = TRUE;
Dingle[Com->XcvrNum].WORD7.bits.SIR = TRUE;
Dingle[Com->XcvrNum].WORD7.bits.Sharp_IR = TRUE;
break;
case 0xe:
#ifdef DPRINT
DbgPrint(" SIR Only");
#endif
Dingle[Com->XcvrNum].WORD0.bits.DSVFLAG = 1;
Dingle[Com->XcvrNum].WORD0.bits.TrcvrCode = SirOnly;
Dingle[Com->XcvrNum].WORD4.Data = TemicRecovery;
Dingle[Com->XcvrNum].WORD6.Data = TemicBofs;
Dingle[Com->XcvrNum].WORD7.bits.SIR = TRUE;
break;
case 0xf:
#ifdef DPRINT
DbgPrint(" No Dongle present");
#endif
return(NULL);
break;
case 0x10:
#ifdef DPRINT
DbgPrint("DELL Titanium with two TEMIC transceivers");
#endif
Dingle[Com->XcvrNum].WORD0.bits.DSVFLAG = 1;
Dingle[Com->XcvrNum].WORD0.bits.TrcvrCode = Dell1997;
Dingle[Com->XcvrNum].WORD4.Data = TemicRecovery;
Dingle[Com->XcvrNum].WORD6.Data = TemicBofs;
Dingle[Com->XcvrNum].WORD7.bits.FIR = TRUE;
Dingle[Com->XcvrNum].WORD7.bits.MIR = TRUE;
Dingle[Com->XcvrNum].WORD7.bits.SIR = TRUE;
Dingle[Com->XcvrNum].WORD7.bits.Sharp_IR = TRUE;
break;
case 0x11:
#ifdef DPRINT
DbgPrint("IBM SouthernCross with two IBM transceivers");
#endif
Dingle[Com->XcvrNum].WORD0.bits.DSVFLAG = 1;
Dingle[Com->XcvrNum].WORD0.bits.TrcvrCode = Ibm20H2987;
Dingle[Com->XcvrNum].WORD4.Data = TemicRecovery;
Dingle[Com->XcvrNum].WORD6.Data = TemicBofs;
Dingle[Com->XcvrNum].WORD7.bits.FIR = TRUE;
Dingle[Com->XcvrNum].WORD7.bits.MIR = TRUE;
Dingle[Com->XcvrNum].WORD7.bits.SIR = TRUE;
Dingle[Com->XcvrNum].WORD7.bits.Sharp_IR = TRUE;
break;
default:
return(NULL);
break;
}
// Everything O.K return the structure
return(&Dingle[Com->XcvrNum]);
}
//////////////////////////////////////////////////////////////////////////
// //
// Function: SetDongleCapabilities //
// //
// Description: //
// //
// Input : UIR structure with XcvrNumber ,Com Port and IR mode offset //
// Result : If successfull will set the dongle to the appropriate mode. //
// Returns TRUE for success and error codes defined in dongle.h//
// UNSUPPORTED 2 //
// ERROR_GETCAPAB 7 //
// //
//////////////////////////////////////////////////////////////////////////
int SetDongleCapabilities(PSYNC_DONGLE SyncDongle)
{
const UIR * Com=SyncDongle->Com;
DongleParam *Dingle=SyncDongle->Dingle;
DongleParam *Dongle;
Dongle = GetDongleCapabilities(SyncDongle);
// Check whether Dongle is NULL
if(Dongle == NULL) {
#ifdef DPRINT
DbgPrint(" Returning ERROR");
#endif
return(ERROR_GETCAPAB);
}
if(Dingle[Com->XcvrNum].WORD0.bits.GCERR != 0)
return(ERROR_GETCAPAB);
return(SetReqMode(Com,Dingle));
}
//////////////////////////////////////////////////////////////////////////
// //
// Function: SetRegMode //
// //
// Description: //
// //
// Input : Structure Com with ComPort, ModeReq and XcvrNum set. //
// OutPut : True if successfull //
// UNIMPLEMENTED if so //
// //
// //
//////////////////////////////////////////////////////////////////////////
int SetReqMode(const UIR * Com,DongleParam *Dingle)
{
UINT trcode ;
#ifdef DPRINT
DbgPrint("ModeReq %d ",Com->ModeReq);
#endif
trcode = Dingle[Com->XcvrNum].WORD0.bits.TrcvrCode;
if ((trcode == Hp1100) || (trcode == Dell1997))
// Make the Pins IRSL1-2 as output
NSC_WriteBankReg(Com->ComPort, BANK7, 7, 0x08);
else
// Make the Pins IRSL0-2 as output
NSC_WriteBankReg(Com->ComPort, BANK7, 7, 0x28);
NSC_WriteBankReg(Com->ComPort, BANK7, 4, 0x00); //set IRSL1,2 low
if(Com->ModeReq > 3)
return(UNSUPPORTED) ;
switch(Com->ModeReq) {
case 0x0: // Setup SIR mode
if(!Dingle[Com->XcvrNum].WORD7.bits.SIR)
return(UNSUPPORTED);
NSC_WriteBankReg(Com->ComPort, BANK7, 4, 0);
Dingle[Com->XcvrNum].WORD1.bits.CurSelMode = Com->ModeReq;
Dingle[Com->XcvrNum].WORD0.bits.MVFLAG = 1;
if(Dingle[Com->XcvrNum].WORD0.bits.TrcvrCode == SirOnly) {
return(TRUE);
}
if(Dingle[Com->XcvrNum].WORD0.bits.TrcvrCode == Hp1100) {
SetHpDongle(Com->ComPort, 1);
return(TRUE);
}
if(Dingle[Com->XcvrNum].WORD0.bits.TrcvrCode == Hp2300)
{
SetHpMuxDongle(Com->ComPort,0);
return(TRUE);
}
if(Dingle[Com->XcvrNum].WORD0.bits.TrcvrCode == Temic6000) {
SetTemicDongle(Com->ComPort, 0);
return(TRUE);
}
if(Dingle[Com->XcvrNum].WORD0.bits.TrcvrCode == Temic6500) {
SetTemicDongle(Com->ComPort, 0);
return(TRUE);
}
if(Dingle[Com->XcvrNum].WORD0.bits.TrcvrCode == SharpRY5HD01) {
return(TRUE);
}
if(Dingle[Com->XcvrNum].WORD0.bits.TrcvrCode == Dell1997) {
SetDellDongle(Com->ComPort, 0);
return(TRUE);
}
if(Dingle[Com->XcvrNum].WORD0.bits.TrcvrCode == Ibm20H2987) {
SetIbmDongle(Com->ComPort, 0);
return(TRUE);
}
break;
case 1: /* Setup MIR mode */
if(!Dingle[Com->XcvrNum].WORD7.bits.MIR)
return(UNSUPPORTED);
// Set the current mode to the mode requested
Dingle[Com->XcvrNum].WORD1.bits.CurSelMode = Com->ModeReq;
Dingle[Com->XcvrNum].WORD0.bits.MVFLAG = 1;
switch(Dingle[Com->XcvrNum].WORD0.bits.TrcvrCode) {
case Hp1100:
SetHpDongle(Com->ComPort, 1);
return(TRUE);
case Hp2300:
SetHpMuxDongle(Com->ComPort,1);
return(TRUE);
case Temic6000:
SetTemicDongle(Com->ComPort, 0);
return(TRUE);
case Temic6500:
SetTemicDongle(Com->ComPort, 1);
return(TRUE);
case SharpRY5HD01:
return(TRUE);
case Dell1997:
SetDellDongle(Com->ComPort, 1);
return(TRUE);
case Ibm20H2987:
SetIbmDongle(Com->ComPort, 1);
return(TRUE);
}
break;
case 2: // Setup FIR mode
if(!Dingle[Com->XcvrNum].WORD7.bits.FIR)
return(UNSUPPORTED);
// Set the current mode to the mode requested
Dingle[Com->XcvrNum].WORD1.bits.CurSelMode = Com->ModeReq;
Dingle[Com->XcvrNum].WORD0.bits.MVFLAG = 1;
switch(Dingle[Com->XcvrNum].WORD0.bits.TrcvrCode) {
case Hp1100:
SetHpDongle(Com->ComPort, 1);
return(TRUE);
case Hp2300:
SetHpMuxDongle(Com->ComPort,1);
return(TRUE);
case Temic6000:
case Temic6500:
SetTemicDongle(Com->ComPort, 1);
return(TRUE);
case SharpRY5HD01:
return(TRUE);
case Dell1997:
SetDellDongle(Com->ComPort, 1);
return(TRUE);
case Ibm20H2987:
SetIbmDongle(Com->ComPort, 1);
return(TRUE);
}
break;
case 3: // Setup Sharp-IR mode
if(!Dingle[Com->XcvrNum].WORD7.bits.Sharp_IR)
return(UNSUPPORTED);
// Set the current mode to the mode requested
Dingle[Com->XcvrNum].WORD1.bits.CurSelMode = Com->ModeReq;
Dingle[Com->XcvrNum].WORD0.bits.MVFLAG = 1;
switch(Dingle[Com->XcvrNum].WORD0.bits.TrcvrCode) {
case Hp1100:
SetHpDongle(Com->ComPort, 0);
return(TRUE);
case Hp2300:
SetHpMuxDongle(Com->ComPort, 1);
return(TRUE);
case Temic6000:
SetTemicDongle(Com->ComPort, 0);
return(TRUE);
case Temic6500:
SetTemicDongle(Com->ComPort, 1);
return(TRUE);
case SharpRY5HD01:
return(TRUE);
case Dell1997:
SetDellDongle(Com->ComPort, 1);
return(TRUE);
case Ibm20H2987:
SetIbmDongle(Com->ComPort, 1);
return(TRUE);
}
break;
default:
return(UNSUPPORTED);
}
return(UNSUPPORTED);
}
//////////////////////////////////////////////////////////////////////////
// //
// Function: SetHpMuxDongle //
// //
// Description: //
// //
// Input : Mode = 1 for FIR,MIR and SIR . //
// Mode = 0 for SIR //
// //
//////////////////////////////////////////////////////////////////////////
void SetHpMuxDongle(PUCHAR UirPort,int Mode)
{
if (Mode == 1)
NSC_WriteBankReg(UirPort,BANK7,4,0x1); //select MIR or FIR
}
//////////////////////////////////////////////////////////////////////////
// //
// Function: SetHpDongle //
// //
// Description: //
// //
// Input : Mode = 1 for FIR,MIR and SIR . //
// Mode = 0 for Sharp, CIR_OS //
// //
//////////////////////////////////////////////////////////////////////////
void SetHpDongle(PUCHAR UirPort,int Mode)
{
UCHAR val;
if(Mode) {
// MIR , FIR and SIR Mode . And Oversampling Low speed
// Bank 5/offset 4/Bit 4 (AUX_IRRX) = 0
val = (UCHAR) (NSC_ReadBankReg(UirPort,BANK5,4) & 0xef);
NSC_WriteBankReg(UirPort,BANK5,4,val);
NSC_WriteBankReg(UirPort,BANK7,7,0x48);
}
else {
// Sharp IR , Oversampling Med and hi speed cir
val =(UCHAR) NSC_ReadBankReg(UirPort,BANK5,4) | 0x10;
NSC_WriteBankReg(UirPort,BANK5,4,val);
}
}
//////////////////////////////////////////////////////////////////////////
// //
// Function: Sleep //
// //
// Description: //
// //
// Pauses for a specified number of microseconds. //
// //
//////////////////////////////////////////////////////////////////////////
void Sleep( ULONG usecToWait )
{
#ifdef NDIS50_MINIPORT
do {
UINT usec = (usecToWait > 8000) ? 8000 : usecToWait;
NdisStallExecution(usec);
usecToWait -= usec;
} while (usecToWait > 0);
#else
clock_t goal;
goal = usecToWait + clock();
while( goal >= clock() ) ;
#endif
}
//////////////////////////////////////////////////////////////////////////
// //
// Function: Delay //
// //
// Description: //
// //
// Simple delay loop. //
// //
//////////////////////////////////////////////////////////////////////////
void delay(unsigned int usecToWait)
{
#ifdef NDIS50_MINIPORT
do {
UINT usec = (usecToWait > 8000) ? 8000 : usecToWait;
NdisStallExecution(usec);
usecToWait -= usec;
} while (usecToWait > 0);
#else
while(usecToWait--);
#endif
}
//////////////////////////////////////////////////////////////////////////
// //
// Function: SetTemicDongle //
// Transceivers: Temic TFDS-6000/6500, IBM31T1100 //
// //
// Description: //
// Set the IBM Transceiver mode //
// Mode = 0 - SIR, MIR //
// Mode = 1 - MIR, FIR, Sharp-IR //
// Mode = 2 - Low Power Mode //
// //
//////////////////////////////////////////////////////////////////////////
void SetTemicDongle(PUCHAR UirPort,int Mode)
{
switch( Mode ) {
case 0:
NSC_WriteBankReg(UirPort, BANK7, 4, 0x00);
NdisStallExecution(10);
// Trigger the Bandwidth line from high to low
NSC_WriteBankReg(UirPort, BANK7, 4, 0x01);
NdisStallExecution( 20 );
NSC_WriteBankReg(UirPort,BANK7,4,0x00);
NdisStallExecution( 1000 );
break;
case 1:
NSC_WriteBankReg(UirPort, BANK7, 4, 0x01);
NdisStallExecution( 20 );
NSC_WriteBankReg(UirPort, BANK7, 4, 0x81);
NdisStallExecution(10);
NSC_WriteBankReg(UirPort, BANK7, 4, 0x80);
NdisStallExecution( 1000 );
break;
case 2:
NSC_WriteBankReg(UirPort, BANK7, 4, 0x1);
break;
default:
break;
}
}
//////////////////////////////////////////////////////////////////////////
// //
// Function: SetDellDongle //
// //
// Description: //
// Set the Dell Transceiver mode //
// Mode = 0 - SIR, MIR //
// Mode = 1 - FIR //
// Mode = 2 - Low Power Mode //
// //
//////////////////////////////////////////////////////////////////////////
void SetDellDongle(PUCHAR UirPort,int Mode)
{
switch( Mode ) {
case 0:
NSC_WriteBankReg(UirPort,BANK7,4,0x02);
NdisStallExecution( 20 );
NSC_WriteBankReg(UirPort, BANK7, 4, 0x00);
NdisStallExecution( 1000 );
break;
case 1:
NSC_WriteBankReg(UirPort, BANK7, 4, 0x2);
NdisStallExecution( 20 );
NSC_WriteBankReg(UirPort, BANK7, 4, 0x82);
NdisStallExecution( 10 );
NSC_WriteBankReg(UirPort, BANK7, 4, 0x80);
NdisStallExecution( 1000 );
break;
case 2:
NSC_WriteBankReg(UirPort, BANK7, 4, 0x2);
break;
default:
break;
}
}
//////////////////////////////////////////////////////////////////////////
// //
// Function: SetIbmDongle //
// Transceivers: two IBM31T1100 with IRSL0 selecting the mode for both //
// transceivers. IRSL1 low selects front transceiver. //
// IRSL2 low selects rear transceiver. //
// Selection is thru the SouthernCross ASIC 0000020H2987 //
// //
// Description: //
// Set the Ibm Transceiver mode //
// Mode = 0 - SIR //
// Mode = 1 - MIR, FIR, Sharp-IR //
// Mode = 2 - Low Power Mode //
// //
//////////////////////////////////////////////////////////////////////////
void SetIbmDongle (PUCHAR UirPort, int Mode)
{
switch( Mode ) {
case 0:
NSC_WriteBankReg(UirPort,BANK7,4,0x00);
NdisStallExecution( 10 );
NSC_WriteBankReg(UirPort,BANK7,4,0x01);
NdisStallExecution( 20 );
NSC_WriteBankReg(UirPort, BANK7, 4, 0x06);
NdisStallExecution( 1000 );
break;
case 1:
NSC_WriteBankReg(UirPort, BANK7, 4, 0x01);
NdisStallExecution( 20 );
NSC_WriteBankReg(UirPort, BANK7, 4, 0x81);
NdisStallExecution( 10 );
NSC_WriteBankReg(UirPort, BANK7, 4, 0x86);
NdisStallExecution( 1000 );
break;
case 2:
NSC_WriteBankReg(UirPort, BANK7, 4, 0x01);
break;
default:
break;
}
}