deprecated/w32repro/w32repro.cpp
author y4jin
Tue, 23 Nov 2010 14:07:04 +0800
changeset 705 67449e76cb84
parent 600 6d08f4a05d93
permissions -rw-r--r--
Fix the illegal word scanned by sfchecksource tools
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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// Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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// Based on PREPRO.CPP and ROMBUILD.CPP
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// 
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//
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#define WIN32_LEAN_AND_MEAN
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#pragma warning( disable : 4201 ) // nonstandard extension used : nameless struct/union
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#include <windows.h>
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#include <winbase.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "h_utl.h"
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#include "h_ver.h"
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// need to pretend we've done e32image.h, to avoid clashes with winnt.h
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#define __E32IMAGE_H__
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struct E32ImageFile
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	{
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	};
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class CBytePair;
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#include "r_rom.h"
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#define READ_BUFFER_SIZE 0x1000		// allows for exuberant T_REPRO without delays in it
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#define WRITE_BUFFER_SIZE 0x1000
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TRomLoad TheRomHeader;
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TUint ImageDataSize=0;
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TUint FileSize=0;
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TText PortNumber='1';
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TUint BaudRate=115200;
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TBool Kick=EFalse;
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TBool UseHex=EFalse;
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TBool Verbose=EFalse;
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TBool RawImage=EFalse;
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TText* BootstrapName=NULL;
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const TUint KReproWrapperSize = 0x100;	// REPRO protocol assumes a wrapper size of 256 bytes
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HANDLE comPort;
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TUint32 BytesWritten;
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TText *processCommandLine(int argc, char *argv[])
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//
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// Process the command line arguments, printing a helpful message if none are supplied
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//
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	{
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	char HelpText[] = 
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		"* Syntax: W32REPRO [options] filename[.bin]\n"
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		"* \n"
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		"* Option: -P<n>        port number, defaults to COM1,\n"
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		"* Option: -K           kick the other end, to force another repro attempt\n"
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		"* Option: -B<rate>     baud rate, minimum 9600, defaults to 115200\n"
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		"* Option: -RAW         raw image with no header\n"
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		"* Option: -BOOT <file> bootstrap with <file> transmitted at 9600 baud\n"
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		"* Option: -HEX         use base 16 (for use with ReproC)\n"
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		"* Option: -V           display raw protocol messages\n"
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		"* \n"
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		"* All messages from W32REPRO begin with '*', every thing else comes from the\n"
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		"* machine being reprogrammed.\n";
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	TText *filename=NULL;
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	if (argc == 1)
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		{
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		cout << HelpText;
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		return NULL;
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		}
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	for (int i=1; i<argc; i++)
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		{
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		strupr(argv[i]);
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		if ((argv[i][0] == '-') || (argv[i][0] == '/'))
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			{
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			if (strcmp(argv[i],"-RAW")==0)
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				{
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				RawImage=ETrue;
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				}
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			else if (strcmp(argv[i],"-HEX")==0)
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				{
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				UseHex=ETrue;
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				}
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			else if (strcmp(argv[i],"-BOOT")==0)
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				{
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				if (++i==argc)
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					{
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					cout << "**** Missing argument for -BOOT\n*\n";
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					cout << HelpText;
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					return NULL;
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					}
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				BootstrapName=(TText*)argv[i];
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				}
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			else if (argv[i][1] == 'P')
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				{
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				PortNumber=argv[i][2];
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				}
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			else if (argv[i][1] == 'K')
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				{
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				Kick=ETrue;
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				}
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			else if (argv[i][1] == 'V')
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				{
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				Verbose=ETrue;
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				}
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			else if (argv[i][1] == 'B')
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				{
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				TInt rate=atoi(argv[i]+2);
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				if (rate>=9600)
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					{
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					BaudRate=rate;
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					}
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				else
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					{
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					cout << "**** Invalid baud rate: " << argv[i] << "\n*\n";
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					cout << HelpText;
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					return NULL;
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					}
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				}
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			else if (argv[i][1] == '?')
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				{
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				cout << HelpText;
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				return NULL;
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				}
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			else
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				{
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				cout << "**** Unrecognised argument " << argv[i] << "\n*\n";
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				cout << HelpText;
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				return NULL;
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				}
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			}
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		else // Must be the image filename
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			filename=(TText *)argv[i];
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		}
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	if (filename==NULL)
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		{
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		cout << "**** Missing image filename\n*\n";
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		cout << HelpText;
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		}
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	return filename;
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	}
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TInt openComPort()
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//
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// Open the com port and configure it
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//
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	{
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	char port[5]="COM1";
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	port[3]=PortNumber;
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	comPort=CreateFile(port,GENERIC_READ+GENERIC_WRITE,0,0,OPEN_EXISTING,0,NULL);
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	if (comPort==INVALID_HANDLE_VALUE)
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		return Print(EError,"* Cannot open %s\n",port);
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	DCB settings;
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	if (!GetCommState(comPort,&settings))
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		return Print(EError,"* Cannot read settings for %s\n",port);
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	if (!SetupComm(comPort,READ_BUFFER_SIZE,WRITE_BUFFER_SIZE))
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		return Print(EError,"* Cannot set buffer sizes for %s\n",port);
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	settings.fBinary=TRUE;
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	settings.fParity=FALSE;
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	settings.fAbortOnError=TRUE;	// overrides EV_ERR
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	settings.BaudRate=BaudRate;
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	settings.ByteSize=8;
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	settings.Parity=NOPARITY;
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	settings.StopBits=ONESTOPBIT;
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	settings.fRtsControl=RTS_CONTROL_ENABLE;
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	settings.fDtrControl=DTR_CONTROL_ENABLE;
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	settings.fOutxCtsFlow=FALSE;
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	settings.fOutxDsrFlow=FALSE;
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	settings.fDsrSensitivity=FALSE;
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	settings.fOutX=FALSE;		// no XON/XOFF for transmission
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	settings.fInX=FALSE;		// no XON/XOFF for reception
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	settings.fNull=FALSE;		// don't discard null bytes
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	settings.EvtChar='\001';	// REPRO command separator
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	if (!SetCommState(comPort,&settings))
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   191
		return Print(EError,"* Cannot configure %s\n",port);
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   192
	
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   193
	if (!SetCommMask(comPort,EV_RXFLAG+EV_ERR))
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   194
		return Print(EError,"* Cannot set CommMask for %s\n",port);
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   195
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   196
	COMMTIMEOUTS timeouts = {
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   197
		//20,0,0,	// allow up to 20 milliseconds between characters, i.e. buffer them properly
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   198
		MAXDWORD,0,0,	// return immediately
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   199
		0,0	// no write timeouts
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   200
		};
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   201
	if (!SetCommTimeouts(comPort,&timeouts))
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   202
		return Print(EError,"* Cannot set timeouts for %s\n",port);
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   203
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   204
	if (!SetThreadPriority(GetCurrentThread(),THREAD_PRIORITY_HIGHEST))
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   205
		Print(EError,"* Failed to raise priority of this thread err=%d\n",GetLastError());
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   206
	if (!SetPriorityClass(GetCurrentProcess(),HIGH_PRIORITY_CLASS))
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   207
		Print(EError,"* Failed to raise priority of this process err=%d\n",GetLastError());
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   208
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   209
	Print(EScreen,"* Using %s at %d baud\n\n",port,BaudRate);
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   210
	return KErrNone;
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   211
	}
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   212
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   213
BOOL WriteToComPort(char* data, DWORD length, char* comment)
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   214
	{
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   215
	if (Verbose)
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   216
		{
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   217
		if (comment==NULL)
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   218
			Print(EScreen, "* TX=%*s\n", length, data);
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   219
		else
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   220
			Print(EScreen, "* TX <%d bytes of %s>\n", length, comment);
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   221
		}
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   222
	return WriteFile(comPort, data, length, &BytesWritten, NULL);
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   223
	}
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   224
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   225
TInt Bootstrap9600()
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   226
	{
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   227
	DCB settings;
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   228
	if (!GetCommState(comPort,&settings))
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   229
		return Print(EError,"* Cannot read COM settings\n");
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   230
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   231
	settings.BaudRate=9600;
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   232
	if (!SetCommState(comPort,&settings))
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   233
		return Print(EError,"* Cannot reconfigure to 9600 baud\n");
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   234
	
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   235
	FILE* bootstrapFile=fopen((const char*)BootstrapName,"rb");
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   236
	if (bootstrapFile==NULL)
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   237
		return Print(EError,"* Cannot open bootstrap file %s for input (errno=%d)\n",BootstrapName,errno);
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   238
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   239
	Print(EScreen,"* Sending bootstrap %s at 9600 baud\n",BootstrapName,BaudRate);
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   240
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   241
	char bootdata[WRITE_BUFFER_SIZE];
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   242
	TUint32 imageBytes=0;
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diff changeset
   243
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   244
	while (!feof(bootstrapFile))
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   245
		{
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   246
		imageBytes=fread(bootdata,1,WRITE_BUFFER_SIZE,bootstrapFile);
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diff changeset
   247
		if (imageBytes==0 && feof(bootstrapFile))
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   248
			break;
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   249
		if (imageBytes!=WRITE_BUFFER_SIZE && ferror(bootstrapFile))
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   250
			{
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   251
			return Print(ESevereError,"* Read only %d bytes of bootstrap err=%d\n",imageBytes,ferror(bootstrapFile));
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   252
			}
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   253
		if (!WriteToComPort(bootdata,imageBytes,"bootstrap data"))
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   254
			return Print(ESevereError,"* Wrote only %d of %d bytes of bootstrap err=%d\n",
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   255
				BytesWritten,imageBytes,GetLastError());
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   256
		}
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   257
	fclose(bootstrapFile);
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   258
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   259
	settings.BaudRate=BaudRate;
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diff changeset
   260
	if (!SetCommState(comPort,&settings))
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   261
		return Print(EError,"* Cannot reconfigure to %d baud\n",BaudRate);
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diff changeset
   262
	
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   263
	Print(EScreen,"* Bootstrap downloaded\n\n");
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diff changeset
   264
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   265
	return KErrNone;
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   266
	}
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diff changeset
   267
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diff changeset
   268
TInt main(int argc, char *argv[])
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   269
	{
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   270
	TInt err=KErrNone;
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diff changeset
   271
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   272
	Print(EScreen,"\n* W32REPRO - Win32 version of PREPRO");
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   273
  	Print(EScreen," V%02d.%02d (Build %03d)\n",MajorVersion,MinorVersion,Build);
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   274
  	Print(EScreen,"* %s",Copyright);
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diff changeset
   275
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   276
	TText *imageFileName = processCommandLine(argc, argv);
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diff changeset
   277
	if (imageFileName==NULL)
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   278
		return KErrGeneral;
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diff changeset
   279
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   280
	FILE* romFile=fopen((const char*)imageFileName,"rb");
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diff changeset
   281
	if (romFile==NULL)
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   282
		return Print(EError,"* Cannot open ROM Image file %s for input (errno=%d)\n",imageFileName,errno);
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diff changeset
   283
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   284
	if (RawImage)
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   285
		TheRomHeader.wrapSize=0;
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diff changeset
   286
	else
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   287
		{
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   288
		if (fread(&TheRomHeader,sizeof(TheRomHeader),1,romFile)!=1)
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diff changeset
   289
			return Print(EError,"* Cannot read ROM Image header\n");
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diff changeset
   290
		if (TheRomHeader.wrapSize!=KRomWrapperSize)
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diff changeset
   291
			return Print(EError,"* Incorrect ROM header - wrong wrapper size\n");
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diff changeset
   292
		}
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diff changeset
   293
	if (fseek(romFile,0,SEEK_END)!=0)
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diff changeset
   294
		return Print(EError,"* Cannot seek in ROM Image file\n");
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   295
	FileSize=ftell(romFile);
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diff changeset
   296
	ImageDataSize=FileSize-TheRomHeader.wrapSize;
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diff changeset
   297
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diff changeset
   298
	Print(EAlways,"\n* ROM Image %s - 0x%06x bytes\n",imageFileName,ImageDataSize);
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parents:
diff changeset
   299
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diff changeset
   300
	err=openComPort();
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diff changeset
   301
	if (err!=KErrNone)
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diff changeset
   302
		return err;
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diff changeset
   303
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diff changeset
   304
	if (BootstrapName != NULL)
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diff changeset
   305
		{
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diff changeset
   306
		err=Bootstrap9600();
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diff changeset
   307
		if (err!=KErrNone)
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diff changeset
   308
			return err;
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diff changeset
   309
		}
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diff changeset
   310
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diff changeset
   311
	char romdata[WRITE_BUFFER_SIZE];
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diff changeset
   312
	if (Kick)
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diff changeset
   313
		{
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diff changeset
   314
		memset(romdata,'!',64);		// string of non-numeric characters, won't harm old REPRO
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diff changeset
   315
		WriteToComPort(romdata,64,NULL);
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diff changeset
   316
		}
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parents:
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   317
	//
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parents:
diff changeset
   318
	// Wait around for REPRO on the other end to send us commands
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parents:
diff changeset
   319
	//
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diff changeset
   320
	char command[READ_BUFFER_SIZE+1];
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parents:
diff changeset
   321
	char* cp=command;
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diff changeset
   322
	TInt length=READ_BUFFER_SIZE;
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parents:
diff changeset
   323
	TUint expectedOffset=0;
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diff changeset
   324
	TInt done=0;
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diff changeset
   325
	while (!done)
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parents:
diff changeset
   326
		{
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diff changeset
   327
		TUint32 bytesRead=0,imageBytes=0,offset=0;
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diff changeset
   328
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diff changeset
   329
		TUint32 event;
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parents:
diff changeset
   330
		if (!WaitCommEvent(comPort,&event,NULL))
6d08f4a05d93 add deprecated files
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parents:
diff changeset
   331
			{
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diff changeset
   332
			if (GetLastError()!=ERROR_OPERATION_ABORTED)
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parents:
diff changeset
   333
				Print(EAlways,"\n* Unexpected WaitCommEvent failure %d event %x\n",GetLastError(),event);
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jjkang
parents:
diff changeset
   334
			TUint32 commError;
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parents:
diff changeset
   335
			if (!ClearCommError(comPort,&commError,NULL))
6d08f4a05d93 add deprecated files
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parents:
diff changeset
   336
				{
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parents:
diff changeset
   337
				Print(ESevereError,"\n* Failed to clear CommError - give up now!\n");
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diff changeset
   338
				return KErrGeneral;
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parents:
diff changeset
   339
				}
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parents:
diff changeset
   340
			if (commError!=CE_OVERRUN)
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parents:
diff changeset
   341
				Print(EAlways,"\n* Unexpected comms error %x\n",commError);
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parents:
diff changeset
   342
			}
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parents:
diff changeset
   343
		if (!ReadFile(comPort,cp,length,&bytesRead,NULL))
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parents:
diff changeset
   344
			{
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parents:
diff changeset
   345
			if (GetLastError()!=ERROR_OPERATION_ABORTED)
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parents:
diff changeset
   346
				Print(EAlways,"\n* Unexpected ReadFile failure %d bytes %d\n",GetLastError(),bytesRead);
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parents:
diff changeset
   347
			}
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diff changeset
   348
		if (bytesRead==0)
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parents:
diff changeset
   349
			continue;
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parents:
diff changeset
   350
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parents:
diff changeset
   351
		char* next;
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parents:
diff changeset
   352
		char* end = cp+bytesRead;
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diff changeset
   353
		*end='\0';	// stick a terminator on the end, just in case
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parents:
diff changeset
   354
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parents:
diff changeset
   355
		for (cp=(char*)command; (next=(char*)memchr(cp,'\001',end-cp))!=NULL ;cp=next+1)
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jjkang
parents:
diff changeset
   356
			{
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parents:
diff changeset
   357
			*next='\0';	// drop the terminator
6d08f4a05d93 add deprecated files
jjkang
parents:
diff changeset
   358
			if (Verbose)
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jjkang
parents:
diff changeset
   359
				Print(EScreen, " * RX=%s\n", cp);
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jjkang
parents:
diff changeset
   360
			switch (cp[0])
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parents:
diff changeset
   361
				{
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parents:
diff changeset
   362
			case 'D':	// disconnect after successful REPRO
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jjkang
parents:
diff changeset
   363
				Print(EScreen,"* Disconnect\n");
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jjkang
parents:
diff changeset
   364
				done=1;
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jjkang
parents:
diff changeset
   365
				break;
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parents:
diff changeset
   366
			case 'M':	// print message
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parents:
diff changeset
   367
				Print(EScreen,"%s",cp+1);
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parents:
diff changeset
   368
				break;
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parents:
diff changeset
   369
			case 'P':	// panic
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parents:
diff changeset
   370
				Print(ESevereError,"%s",cp+1);
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jjkang
parents:
diff changeset
   371
				break;
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parents:
diff changeset
   372
			case 'R':	// request for data from the image at specified address
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parents:
diff changeset
   373
				if (end-next>1)
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parents:
diff changeset
   374
					break;	// must be the last command in the buffer
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jjkang
parents:
diff changeset
   375
				offset=strtoul(cp+1,NULL,UseHex?16:10)-KReproWrapperSize; // REPRO assumes wrapSize=256	
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diff changeset
   376
				if ((offset&4095)!=0)
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diff changeset
   377
					{
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diff changeset
   378
					Print(ESevereError,"* Image offset %x not a multiple of 4k (%s)\n", offset,cp);
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diff changeset
   379
					break;
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diff changeset
   380
					}
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diff changeset
   381
				if (offset>expectedOffset)
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diff changeset
   382
					{
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diff changeset
   383
					Print(ESevereError,"* Image offset %x should have been %x\n", offset,expectedOffset);
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parents:
diff changeset
   384
					break;
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diff changeset
   385
					}
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diff changeset
   386
				Print(EScreen,"%x       \r",offset);		// in case we lost the message
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diff changeset
   387
				expectedOffset=offset+WRITE_BUFFER_SIZE;	// what we expect next time
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diff changeset
   388
				offset+=TheRomHeader.wrapSize;	// offset into the file
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diff changeset
   389
				if (fseek(romFile,offset,SEEK_SET)!=0)
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parents:
diff changeset
   390
					{
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diff changeset
   391
					Print(ESevereError,"* Can't seek to file offset %x", offset);
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parents:
diff changeset
   392
					break;
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parents:
diff changeset
   393
					}
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parents:
diff changeset
   394
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diff changeset
   395
				memset(romdata,0xff,WRITE_BUFFER_SIZE);
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diff changeset
   396
				imageBytes=fread(romdata,1,WRITE_BUFFER_SIZE,romFile);
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diff changeset
   397
				if (imageBytes!=WRITE_BUFFER_SIZE && offset+imageBytes!=FileSize)
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parents:
diff changeset
   398
					{
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diff changeset
   399
					Print(ESevereError,"* Read only %d bytes of image data err=%d\n",imageBytes,ferror(romFile));
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parents:
diff changeset
   400
					break;
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parents:
diff changeset
   401
					}
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parents:
diff changeset
   402
				if (!WriteToComPort(romdata,WRITE_BUFFER_SIZE,"image data"))
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parents:
diff changeset
   403
					Print(ESevereError,"* Wrote only %d bytes of image data err=%x\n",BytesWritten,GetLastError());
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diff changeset
   404
				break;
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diff changeset
   405
			case 'S':	// request for the size of the image
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parents:
diff changeset
   406
				if (end-next>1)
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parents:
diff changeset
   407
					break;	// must be the last command in the buffer
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parents:
diff changeset
   408
				if (next-cp==1)
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parents:
diff changeset
   409
					{
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diff changeset
   410
					sprintf((char*)romdata,"%010d\n",ImageDataSize+KReproWrapperSize);
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parents:
diff changeset
   411
					if (!WriteToComPort(romdata,strlen(romdata),NULL) 
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parents:
diff changeset
   412
							|| BytesWritten!=strlen(romdata))
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parents:
diff changeset
   413
						Print(ESevereError,"* Failed to write file size\n");
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parents:
diff changeset
   414
					expectedOffset=0;	// because we are starting again
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parents:
diff changeset
   415
					break;
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parents:
diff changeset
   416
					}
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parents:
diff changeset
   417
				// otherwise fall through
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diff changeset
   418
			default:
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diff changeset
   419
				Print(EAlways,"\n* Unrecognised command >%s<\n", cp);
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parents:
diff changeset
   420
				}
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parents:
diff changeset
   421
			}
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parents:
diff changeset
   422
		if (cp<end)	// copy trailing characters back to the start of the buffer
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parents:
diff changeset
   423
			memmove(command,cp,end-cp);
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parents:
diff changeset
   424
		cp=command+(end-cp);
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diff changeset
   425
		length=command+READ_BUFFER_SIZE-cp;
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parents:
diff changeset
   426
		}
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diff changeset
   427
	return KErrNone;
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parents:
diff changeset
   428
	}