1 files changed, 222 insertions, 0 deletions

diff --git a/SrcShared/Hardware/EmRegsEZPalmIIIc.cpp b/SrcShared/Hardware/EmRegsEZPalmIIIc.cpp
new file mode 100644
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--- /dev/null
+++ b/SrcShared/Hardware/EmRegsEZPalmIIIc.cpp
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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.
+\* ===================================================================== */
+
+#include "EmCommon.h"
+#include "EmRegsEZPalmIIIc.h"
+#include "EmRegsEZPrv.h"
+
+#include "EmSPISlaveADS784x.h"	// EmSPISlaveADS784x
+
+#include "PalmPack.h"
+#define NON_PORTABLE
+	#include "EZAustin/IncsPrv/HardwareAustin.h"	// hwrEZPortCKbdRow0, hwrEZPortBRS232Enable, etc.
+#undef NON_PORTABLE
+#include "PalmPackPop.h"
+
+const int		kNumButtonRows = 3;
+const int		kNumButtonCols = 4;
+
+const uint16	kButtonMap[kNumButtonRows][kNumButtonCols] =
+{
+	{ keyBitHard1,	keyBitHard2,	keyBitHard3,	keyBitHard4 },
+	{ keyBitPageUp,	keyBitPageDown,	0,				0 },
+	{ keyBitPower,	keyBitContrast,	keyBitHard2,	0 }
+};
+
+
+// ---------------------------------------------------------------------------
+//		¥ EmRegsEZPalmIIIc::EmRegsEZPalmIIIc
+// ---------------------------------------------------------------------------
+
+EmRegsEZPalmIIIc::EmRegsEZPalmIIIc (void) :
+	EmRegsEZ (),
+	fSPISlaveADC (new EmSPISlaveADS784x (kChannelSet2))
+{
+}
+
+
+// ---------------------------------------------------------------------------
+//		¥ EmRegsEZPalmIIIc::~EmRegsEZPalmIIIc
+// ---------------------------------------------------------------------------
+
+EmRegsEZPalmIIIc::~EmRegsEZPalmIIIc (void)
+{
+	delete fSPISlaveADC;
+}
+
+
+// ---------------------------------------------------------------------------
+//		¥ EmRegsEZPalmIIIc::GetLCDScreenOn
+// ---------------------------------------------------------------------------
+
+Bool EmRegsEZPalmIIIc::GetLCDScreenOn (void)
+{
+	// Override the Dragonball version and let the SED 1375 handle it.
+
+	return EmHALHandler::GetLCDScreenOn ();
+}
+
+
+// ---------------------------------------------------------------------------
+//		¥ EmRegsEZPalmIIIc::GetLCDBacklightOn
+// ---------------------------------------------------------------------------
+
+Bool EmRegsEZPalmIIIc::GetLCDBacklightOn (void)
+{
+	// Override the Dragonball version and let the SED 1375 handle it.
+
+	return EmHALHandler::GetLCDBacklightOn ();
+}
+
+
+// ---------------------------------------------------------------------------
+//		¥ EmRegsEZPalmIIIc::GetLCDHasFrame
+// ---------------------------------------------------------------------------
+
+Bool EmRegsEZPalmIIIc::GetLCDHasFrame (void)
+{
+	// Override the Dragonball version and let the SED 1375 handle it.
+
+	return EmHALHandler::GetLCDHasFrame ();
+}
+
+
+// ---------------------------------------------------------------------------
+//		¥ EmRegsEZPalmIIIc::GetLCDBeginEnd
+// ---------------------------------------------------------------------------
+
+void EmRegsEZPalmIIIc::GetLCDBeginEnd (emuptr& begin, emuptr& end)
+{
+	// Override the Dragonball version and let the SED 1375 handle it.
+
+	EmHALHandler::GetLCDBeginEnd (begin, end);
+}
+
+
+// ---------------------------------------------------------------------------
+//		¥ EmRegsEZPalmIIIc::GetLCDScanlines
+// ---------------------------------------------------------------------------
+
+void EmRegsEZPalmIIIc::GetLCDScanlines (EmScreenUpdateInfo& info)
+{
+	// Override the Dragonball version and let the SED 1375 handle it.
+
+	EmHALHandler::GetLCDScanlines (info);
+}
+
+
+// ---------------------------------------------------------------------------
+//		¥ EmRegsEZPalmIIIc::GetLineDriverState
+// ---------------------------------------------------------------------------
+// Return whether or not the line drivers for the given object are open or
+// closed.
+
+Bool EmRegsEZPalmIIIc::GetLineDriverState (EmUARTDeviceType type)
+{
+	if (type == kUARTSerial)
+		return (READ_REGISTER (portBData) & hwrEZPortBRS232Enable) != 0;
+
+	if (type == kUARTIR)
+		return (READ_REGISTER (portGData) & hwrEZPortGIRShutdown) == 0;
+
+	return false;
+}
+
+
+// ---------------------------------------------------------------------------
+//		¥ EmRegsEZPalmIIIc::GetPortInputValue
+// ---------------------------------------------------------------------------
+// Return the GPIO values for the pins on the port.  These values are used
+// if the select pins are high.
+
+uint8 EmRegsEZPalmIIIc::GetPortInputValue (int port)
+{
+	uint8	result = EmRegsEZ::GetPortInputValue (port);
+
+	if (port == 'F')
+	{
+		// Ensure that bit hwrEZPortFIXTRNL2 is set.  If it's clear, HotSync
+		// will sync via the modem instead of the serial port.
+
+		// Make sure hwrEZPortFLCDPowered is always set, or HwrDisplayWake will hang
+
+		result |= hwrEZPortFIXTRNL2 | hwrEZPortFLCDPowered;
+	}
+
+	return result;
+}
+
+
+// ---------------------------------------------------------------------------
+//		¥ EmRegsEZPalmIIIc::GetPortInternalValue
+// ---------------------------------------------------------------------------
+// Return the dedicated values for the pins on the port.  These values are
+// used if the select pins are low.
+
+uint8 EmRegsEZPalmIIIc::GetPortInternalValue (int port)
+{
+	uint8	result = EmRegsEZ::GetPortInternalValue (port);
+
+	if (port == 'D')
+	{
+		// Make sure that hwrEZPortDPowerFail is set.  If it's clear,
+		// the battery code will make the device go to sleep immediately.
+
+		result |= hwrEZPortDPowerFail;
+
+		// Make sure hwrEZPortDAdapterInstalled is set, or the dock-status routines
+		// will report that we're powered (even if we aren't docked!).
+
+		result |= hwrEZPortDAdapterInstalled;
+	}
+
+	return result;
+}
+
+
+// ---------------------------------------------------------------------------
+//		¥ EmRegsEZPalmIIIc::GetKeyInfo
+// ---------------------------------------------------------------------------
+
+void EmRegsEZPalmIIIc::GetKeyInfo (int* numRows, int* numCols,
+								uint16* keyMap, Bool* rows)
+{
+	*numRows = kNumButtonRows;
+	*numCols = kNumButtonCols;
+
+	memcpy (keyMap, kButtonMap, sizeof (kButtonMap));
+
+	// Determine what row is being asked for.
+
+	UInt8	portCDir	= READ_REGISTER (portCDir);
+	UInt8	portCData	= READ_REGISTER (portCData);
+
+	rows[0]	= (portCDir & hwrEZPortCKbdRow0) != 0 && (portCData & hwrEZPortCKbdRow0) == 0;
+	rows[1]	= (portCDir & hwrEZPortCKbdRow1) != 0 && (portCData & hwrEZPortCKbdRow1) == 0;
+	rows[2]	= (portCDir & hwrEZPortCKbdRow2) != 0 && (portCData & hwrEZPortCKbdRow2) == 0;
+}
+
+
+// ---------------------------------------------------------------------------
+//		¥ EmRegsEZPalmIIIc::GetSPISlave
+// ---------------------------------------------------------------------------
+
+EmSPISlave* EmRegsEZPalmIIIc::GetSPISlave (void)
+{
+	if ((READ_REGISTER (portBData) & hwrEZPortBCS_ADC) == 0)
+	{
+		return fSPISlaveADC;
+	}
+
+	return NULL;
+}