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Diffstat (limited to 'SrcShared/Hardware/EmRegsEZPalmVII.cpp')
-rw-r--r--SrcShared/Hardware/EmRegsEZPalmVII.cpp41
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diff --git a/SrcShared/Hardware/EmRegsEZPalmVII.cpp b/SrcShared/Hardware/EmRegsEZPalmVII.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 "EmRegsEZPalmVII.h"
+#include "EmRegsEZPrv.h"
+
+#include "PalmPack.h"
+#define NON_PORTABLE
+ #include "EZSumo/IncsPrv/HardwareEZ.h" // hwrEZPortGIRShutdown
+#undef NON_PORTABLE
+#include "PalmPackPop.h"
+
+
+// ---------------------------------------------------------------------------
+// ¥ EmRegsEZPalmVII::GetLineDriverState
+// ---------------------------------------------------------------------------
+// Return whether or not the line drivers for the given object are open or
+// closed.
+
+Bool EmRegsEZPalmVII::GetLineDriverState (EmUARTDeviceType type)
+{
+ if (type == kUARTSerial)
+ // Pass this on to the PLD handler.
+ return EmHALHandler::GetLineDriverState (type);
+
+ if (type == kUARTIR)
+ return (READ_REGISTER (portGData) & hwrEZPortGIRShutdown) == 0;
+
+ return false;
+}