dm9000.cpp

This is a source code for Ethernet Driver This driver was developed on RMI AU1250 CPU for Windows

// DM9000.cpp: implementation of the DM9000 class.
//
// Copyright (c) 2000-2007 Davicom Inc.  All rights reserved.
// 
//////////////////////////////////////////////////////////////////////

#include "stdafx.h"
#include "DM9000.h"
#include "ver.h" //[chip]

//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////

DM9000::DM9000(NIC_DRIVER_OBJECT *pUpper,PVOID pVoid) : DM9ISA(pUpper,pVoid)
{

}

DM9000::~DM9000()
{

}

DWORD DM9000::GetDriverChipID()
{
	return DM9000_CHIP_ID; 
}

LPCTSTR	DM9000::GetDriverVersion(void)
{
	return DM9000_DRIVER_VERSION;
}

//LPCTSTR	DM9000::GetReleaseDate(void)
//{
//	return DM9000_RELEASE_DATE;
//}


void DM9000::InitialChip()
{
	//(+)2008-01-10 Richard Chung
	/* For DM9000B */ 
	//Sometime the noise was causing some bytes missing from a packet.
	//if ( GetChipRevision() == DM9000_REV_B)
	//{
	//	DWORD dwPBCR = 0;	/* Processor Bus Control Register (38H) */
	//	dwPBCR  = DeviceReadPort(DM9_PBCR)& 0x9F ;
	//	dwPBCR |= 0x20;		/* Data Bus Current Driving/Sinking Capability */
	//						/* bit6:bit5 01 => 4mA , default is 2mA */
	//	DeviceWritePort(DM9_PBCR, dwPBCR);
	//}
	//(-)2008-01-10 Richard Chung
}

DWORD DM9000::GetChipRevision(void) 
{ 
// 	DWORD	dwChipRevision;
	DWORD	dwChipRevision= DM9000_REV;
//	dwChipRevision  = DeviceReadPort(0x43) & 0x24;
//	dwChipRevision  |= DeviceReadPort(0x2c)<<8;
//	dwRevCheck = DeviceReadPort(0x2c);
//	return dwChipRevision;
//    B[0x00]
//   BI[0x00]
//    C[0x04]  0000,0100b
//    D[0x20], 0010,0000b
// D-3A[0x20], 0010,0000b *
// D-3K[0x04], 0000,0100b *
// B-3A[0x24], 0010,0100b ** // L03547A
	
	DWORD	dwRevCheck = DeviceReadPort(0x2c);
	
	if ( (dwRevCheck == 0x19) || (dwRevCheck == 0x1A))
	{		
		dwChipRevision= DeviceReadPort(0x43);
		_CUR_RREG(RN_0X43,0x43,dwChipRevision);

		if (dwRevCheck == 0x1A)
			dwChipRevision= ((dwChipRevision >> 4) & 0x2) | ((dwChipRevision >> 2) & 0x1);
		else
			dwChipRevision= 0;
			
		dwChipRevision += ((dwRevCheck+1) & 0xF);
		if (dwChipRevision == 0x0E) // Skip similiar to 9000E model number!
			dwChipRevision++;
	}
	return dwChipRevision;
}

DWORD DM9000::GetDriverRevision(void) 
{ 
#ifdef TARGET_DM9000A
	return DM9000_REV_A;
#endif

#ifdef TARGET_DM9000B
	return DM9000_REV_B;
#endif

#ifdef TARGET_DM9000C
	return DM9000_REV_C;
#endif

#ifdef TARGET_DM9000D
	return DM9000_REV_D;
#endif

#ifdef TARGET_DM9000D_3A
	return DM9000_REV_D_3A;
#endif

#ifdef TARGET_DM9000D_3K
	return DM9000_REV_D_3K;
#endif

/*

#ifdef TARGET_DM9000E
	return DM9000_REV_E;
#endif

*/

#ifdef TARGET_DM9000B_3A
	return DM9000_REV_B_3A;
#endif

/*
#ifdef TARGET_DM9000
#endif
*/
	return DM9000_REV_E;
}