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/* -*- mode: C++; tab-width: 4 -*- */
/* ===================================================================== *\
Copyright (c) 2000-2001 Palm, Inc. or its subsidiaries.
All rights reserved.
This file is part of the Palm OS Emulator.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
\* ===================================================================== */
#ifndef EmRegsEZTRGpro_h
#define EmRegsEZTRGpro_h
#include "EmRegsEZ.h"
#include "EmHandEraCFBus.h"
// --------------------------------------------------------------------------
// This file is used to emulate the SPI controller ... the SPI performs
// double duty for the TRGpro ... normally, it controls the touch screen ...
// however, if a latch bit is set on Port D, it will use the SPI to
// control the keypad and bus-state
// --------------------------------------------------------------------------
#define SPIKeyRow0 0x01
#define SPIKeyRow1 0x02
#define SPIKeyRow2 0x04
#define SPIBusSwapOff 0x08
#define SPIBacklightOn 0x10
#define SPICardBufferOff 0x20
#define SPICardSlotPwrOff 0x40
#define SPIBusWidth8 0x80
#define TRGPRO_NUM_KEY_ROWS 3
typedef struct {
uint16 Row[TRGPRO_NUM_KEY_ROWS];
} TrgProKeys;
class EmRegsEZTRGpro : public EmRegsEZ
{
public:
EmRegsEZTRGpro (CFBusManager ** fBusManager);
virtual ~EmRegsEZTRGpro (void);
virtual void Initialize (void);
virtual Bool GetLCDScreenOn (void);
virtual Bool GetLCDBacklightOn (void);
virtual Bool GetLineDriverState (EmUARTDeviceType type);
virtual uint8 GetPortInputValue (int);
virtual uint8 GetPortInternalValue (int);
virtual void GetKeyInfo (int* numRows, int* numCols,
uint16* keyMap, Bool* rows);
virtual void PortDataChanged (int, uint8, uint8);
void SetSubBankHandlers(void);
private:
void spiWrite(emuptr address, int size, uint32 value);
uint16 spiLatchedVal, spiUnlatchedVal;
void LatchSpi(void);
protected:
virtual EmSPISlave* GetSPISlave (void);
private:
EmSPISlave* fSPISlaveADC;
CFBusManager CFBus;
TrgProKeys Keys;
int bBacklightOn;
};
#endif /* EmRegsEZTRGpro_h */
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