/*
 ***************************************************************************
 * Ralink Tech Inc.
 * 4F, No. 2 Technology 5th Rd.
 * Science-based Industrial Park
 * Hsin-chu, Taiwan, R.O.C.
 *
 * (c) Copyright 2002-2004, Ralink Technology, Inc.
 *
 * All rights reserved. Ralink's source code is an unpublished work and the
 * use of a copyright notice does not imply otherwise. This source code
 * contains confidential trade secret material of Ralink Tech. Any attemp
 * or participation in deciphering, decoding, reverse engineering or in any
 * way altering the source code is stricitly prohibited, unless the prior
 * written consent of Ralink Technology, Inc. is obtained.
 ***************************************************************************

	Module Name:
	eeprom.c

	Abstract:

	Revision History:
	Who			When			What
	--------	----------		----------------------------------------------
	Name		Date			Modification logs
*/
#include "rt_config.h"


INT RtmpChipOpsEepromHook(
	IN RTMP_ADAPTER *pAd,
	IN INT			infType)
{
	RTMP_CHIP_OP	*pChipOps = &pAd->chipOps;
#ifdef RT30xx
#ifdef RTMP_EFUSE_SUPPORT
	UINT32			eFuseCtrl, MacCsr0;
	int index;
	
	index = 0;
	do
	{
		RTMP_IO_READ32(pAd, MAC_CSR0, &MacCsr0);
		pAd->MACVersion = MacCsr0;

		if ((pAd->MACVersion != 0x00) && (pAd->MACVersion != 0xFFFFFFFF))
			break;

		RTMPusecDelay(10);
	} while (index++ < 100);
	
	pAd->bUseEfuse=FALSE;
	RTMP_IO_READ32(pAd, EFUSE_CTRL, &eFuseCtrl);
	pAd->bUseEfuse = ( (eFuseCtrl & 0x80000000) == 0x80000000) ? 1 : 0;	
	if(pAd->bUseEfuse)
	{
		pChipOps->eeinit = eFuse_init;
		pChipOps->eeread = rtmp_ee_efuse_read16;
		pChipOps->eewrite = rtmp_ee_efuse_write16;
		return 0 ;	
	}
	else
	{
		pAd->bFroceEEPROMBuffer = FALSE;
		DBGPRINT(RT_DEBUG_TRACE, ("NVM is EEPROM\n"));
	}
#endif // RTMP_EFUSE_SUPPORT //
#endif // RT30xx //

	switch(infType) 
	{
#ifdef RTMP_PCI_SUPPORT
		case RTMP_DEV_INF_PCI:
			pChipOps->eeinit = NULL;
			pChipOps->eeread = rtmp_ee_prom_read16;
			pChipOps->eewrite = rtmp_ee_prom_write16;
			break;
#endif // RTMP_PCI_SUPPORT //

#ifdef RTMP_RBUS_SUPPORT
		case RTMP_DEV_INF_RBUS:
			pChipOps->eeinit = rtmp_nv_init;
			pChipOps->eeread = rtmp_ee_flash_read;
			pChipOps->eewrite = rtmp_ee_flash_write;
			pChipOps->loadFirmware = NULL;
			break;
#endif // RTMP_RBUS_SUPPORT //

#ifdef RTMP_USB_SUPPORT
		case RTMP_DEV_INF_USB:
			pChipOps->eeinit = NULL;
			pChipOps->eeread = RTUSBReadEEPROM16;
			pChipOps->eewrite = RTUSBWriteEEPROM16;
			break;
#endif // RTMP_USB_SUPPORT //
		default:
			DBGPRINT(RT_DEBUG_ERROR, ("RtmpChipOpsEepromHook() failed!\n"));
			break;
	}

	return 0;
}

