--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/brdbootldr/ubootldr/ymodemu.cpp	Mon Oct 19 15:55:17 2009 +0100
@@ -0,0 +1,207 @@
+// Copyright (c) 1996-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of the License "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+// bootldr\src\ymodemb.cpp
+// 
+//
+
+#define FILE_ID		0x594D4442
+
+#include "bootldr.h"
+#include <d32comm.h>
+#include "ymodemu.h"
+
+_LIT(KSerialLddName, "ECOMM");
+_LIT(KSerialPddName, "EUART");
+
+#if 0
+GLREF_C void RequestSignal(TInt aCount);
+GLREF_C void HandleClose(TInt aHandle);
+GLREF_C TInt OpenCommPort(TInt aPort, TInt& aHandle);
+GLREF_C void WriteToCommPort(TInt aHandle, TRequestStatus& aStatus, const TDesC8& aDes);
+GLREF_C void CommReadOneOrMore(TInt aHandle, TRequestStatus& aStatus, TDes8& aDes);
+GLREF_C void CommRead(TInt aHandle, TRequestStatus& aStatus, TDes8& aDes);
+GLREF_C void CommReadCancel(TInt aHandle);
+#endif 
+
+YModemU* TheYModem;
+TInt DownloadMode;
+
+YModemU::YModemU(TBool aG)
+	: YModem(aG)
+	{
+	}
+
+YModemU::~YModemU()
+	{
+	iComm.Close();
+	iTimer.Close();
+	}
+
+TInt YModemU::Create(TInt aPort)
+	{
+	TInt r=iComm.Open(aPort);
+	if (r!=KErrNone)
+		return r;
+	TCommConfig cfg;
+	TCommConfigV01& c=cfg();
+	iComm.Config(cfg);
+	c.iRate=SerialBaud;
+	c.iDataBits=EData8;
+	c.iStopBits=EStop1;
+	c.iParity=EParityNone;
+//	c.iHandshake=KConfigFreeRTS|KConfigFreeDTR;
+	c.iHandshake=0;
+	c.iFifo=EFifoEnable;
+	c.iTerminatorCount=0;
+	r=iComm.SetConfig(cfg);
+	if (r!=KErrNone)
+		return r;
+	r=iComm.SetReceiveBufferLength(8192);
+	if (r!=KErrNone)
+		return r;
+	return iTimer.CreateLocal();
+	}
+
+YModemU* YModemU::NewL(TInt aPort, TBool aG)
+	{
+	YModemU* p=new YModemU(aG);
+	TInt r=p->Create(aPort);
+	if (r!=KErrNone)
+		{
+		delete p;
+		User::Leave(r);
+		}
+	return p;
+	}
+
+void YModemU::WriteC(TUint aChar)
+	{
+	TBuf8<1> b;
+	b.SetLength(1);
+	b[0]=(TUint8)aChar;
+	TRequestStatus s;
+	iComm.Write(s,b);
+	User::WaitForRequest(s);
+	}
+
+TInt YModemU::ReadBlock(TDes8& aDest)
+	{
+	aDest.Zero();
+	TRequestStatus s1, s2;
+	iTimer.After(s1,iTimeout);
+//	test.Printf(_L("@%dms %d\n"),User::FastCounter(),iComm.QueryReceiveBuffer());
+	iComm.Read(s2,aDest);
+	User::WaitForRequest(s1,s2);
+	if (s2!=KRequestPending)
+		{
+		iTimer.Cancel();
+		User::WaitForRequest(s1);
+		return s2.Int();
+		}
+	iComm.ReadCancel();
+	User::WaitForRequest(s2);
+	return KErrTimedOut;
+	}
+
+TInt ReadYModemInputData(TUint8* aDest, TInt& aLength)
+	{
+	if( TheYModem->IsHeaderStored() )
+	    {
+	    DEBUG_PRINT((_L(">>ReadYModemInputData(aDest:0x%08x, aLength:%d)\r\n"), aDest, aLength))
+	    TInt r = TheYModem->GetHeaderBufferContent(aDest, aLength);
+	    DEBUG_PRINT((_L("<<ReadYModemInputData(aDest:0x%08x, aLength:%d):%d\r\n"), aDest, aLength, r))
+	    return r;
+	    }
+    else
+        {
+        TUint8* pD=aDest;
+    	TInt r=TheYModem->ReadPackets(pD,aLength);
+    	aLength=pD-aDest;
+    	return r;    
+        }	    
+	
+	}
+
+void CloseYModem()
+	{
+	DEBUG_PRINT((_L(">>CloseYModem()\r\n")));
+	TBuf<256> name;
+	TInt size=-1;
+	TheYModem->StartDownload(DownloadMode, size, name);
+	DEBUG_PRINT((_L("<<CloseYModem()\r\n")));
+	}
+
+GLDEF_C TInt InitSerialDownload(TInt aPort)
+	{
+//	RThread().SetSystem(ETrue);
+
+	TInt r=LoadDriver(KSerialLddName,0);
+	if (r!=KErrNone)
+		BOOT_FAULT();
+	r=LoadDriver(KSerialPddName,1);
+	if (r!=KErrNone)
+		BOOT_FAULT();
+
+	TInt PortNumber=aPort;
+	DownloadMode=KYModemGMode;
+	
+	TRAP(r,TheYModem=YModemU::NewL(PortNumber,ETrue));
+	if (r!=KErrNone || TheYModem==NULL)
+		BOOT_FAULT();
+
+//	r=YModemB::New(TheYModem,PortNumber,DownloadMode);
+//	TEST(r==KErrNone && TheYModem!=NULL);
+	YModemU* pY=TheYModem;
+
+	TBuf<256> name;
+	r=pY->StartDownload(DownloadMode, FileSize, name);
+	if (r!=KErrNone)
+		return r;
+
+#ifdef __SUPPORT_UNZIP__
+	if (name.Length()>=4 && name.Right(4).MatchF(_L(".zip"))==0 && FileSize!=0)
+		ImageZip=ETrue;
+	else
+#endif
+		ImageZip=EFalse;
+
+#ifdef __SUPPORT_FLASH_REPRO__
+	if (name.Length()>=8 && (name.Left(8).MatchF(_L("FLASHIMG"))==0 || name.Left(8).MatchF(_L("FLASHLDR"))==0) && FileSize!=0)
+		{
+		LoadToFlash=ETrue;
+		if (name.Left(8).MatchF(_L("FLASHLDR"))==0)
+			FlashBootLoader=ETrue;
+
+		}
+	else
+#endif
+		LoadToFlash=EFalse;
+
+    if (!ImageZip)
+        {
+        r = pY->GetInnerCompression(ImageDeflated, RomLoaderHeaderExists);
+        if(KErrNone != r)
+            {
+            PrintToScreen(_L("Unable to determine the compression!\r\n"));
+		    BOOT_FAULT();    
+            }
+        }
+	LoadDevice=ELoadSerial;
+	InputFunction=ReadYModemInputData;
+	CloseInputFunction=CloseYModem;
+	FileName=name;
+
+	return KErrNone;
+	}
+