mxc_nb_nfc.h

i.mx31 3DS平台Nandboot引导程序源码

/*
 *  misc/source/bootloader/nandboot/mxc_nb_uart.h
 *
 *  Copyright 2004-2006 Freescale Semiconductor, Inc. All Rights Reserved.
 *
 * 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.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

/*!
 * @file spl/mxc_nb_nfc.h
 * 
 * @brief This file contains the NAND Flash Controller register information. 
 *
 * 
 * @ingroup NANDboot
 */
 
#ifndef MXC_NB_NFC_H
#define MXC_NB_NFC_H
/*!
 * Base address for NFC 
 */
#ifdef MX21
#define NFC_BASE  0xdf003000
#endif 

/*!
 * RAM address where SPL code will be copied 
 */
#ifdef MX21
#define SPL_DEST_ADDR (U16 *)0xc1000000
#else
#define SPL_DEST_ADDR (U16 *)0x80005000
#endif

/*!
 * @name Addresses for NFC registers
 */

/*! @{ */

/*!
 * NFC buffer size register
 */
#define NFC_BUF_SIZE            (*((volatile U16 *)(NFC_BASE+0xE00)))

/*!
 * NFC RAM buffer address register
 */
#define NFC_BUFFER_ADDR         (*((volatile U16 *)(NFC_BASE+0xE04)))

/*!
 * NFC flash address register
 */
#define NFC_FLASH_ADDR          (*((volatile U16 *)(NFC_BASE+0xE06)))

/*!
 * NFC flash command register
 */
#define NFC_FLASH_CMD           (*((volatile U16 *)(NFC_BASE+0xE08)))

/*!
 * NFC configuration register 
 */
#define NFC_CONFIG              (*((volatile U16 *)(NFC_BASE+0xE0A)))

/*!
 * NFC status register
 */
#define NFC_STATUS_RESULT       (*((volatile U16 *)(NFC_BASE+0xE0C)))

/*!
 * NFC spare area result register 
 */
#define MFC_RSLTSPARE_AREA      (*((volatile U16 *)(NFC_BASE+0xE10)))

/*!
 * NFC write protect register 
 */
#define NFC_WRPROT              (*((volatile U16 *)(NFC_BASE+0xE12)))

/*!
 * NFC start block address register for unlocking buffer
 */
#define NFC_UNLOCKSTART_BLKADDR (*((volatile U16 *)(NFC_BASE+0xE14)))

/*!
 * NFC end block address register for unlocking buffer
 */
#define NFC_UNLOCKEND_BLKADDR   (*((volatile U16 *)(NFC_BASE+0xE16)))

/*!
 * NFC write protect status register 
 */
#define NFC_NF_WRPRST           (*((volatile U16 *)(NFC_BASE+0xE18)))

/*!
 * NFC configuration register 1 
 */
#define NFC_CONFIG1             (*((volatile U16 *)(NFC_BASE+0xE1A)))

/*!
 * NFC configuration register 2 
 */
#define NFC_CONFIG2             (*((volatile U16 *)(NFC_BASE+0xE1C)))

/*! @} */

/*!
 * @name NFC RAM buffer main area addresses 
 */
/*! @{ */
/*!
 * NFC RAM buffer main area 0 address 
 */
#define MAIN_AREA0              (volatile U16 *)(NFC_BASE+0x000)

/*!
 * NFC RAM buffer main area 1 address 
 */
#define MAIN_AREA1              (volatile U16 *)(NFC_BASE+0x200)

/*!
 * NFC RAM buffer main area 2 address 
 */
#define MAIN_AREA2              (volatile U16 *)(NFC_BASE+0x400)

/*!
 * NFC RAM buffer main area 3 address 
 */
#define MAIN_AREA3              (volatile U16 *)(NFC_BASE+0x600)

/*! @} */

/*!
 * @name NFC Spare buffer area addresses
 */
/*! @{ */

/*!
 * NFC Spare buffer area 0 address
 */
#define SPARE_AREA0             (volatile U16 *)(NFC_BASE+0x800)

/*!
 * NFC Spare buffer area 1 address
 */
#define SPARE_AREA1             (volatile U16 *)(NFC_BASE+0x810)

/*!
 * NFC Spare buffer area 2 address
 */
#define SPARE_AREA2             (volatile U16 *)(NFC_BASE+0x820)

/*!
 * NFC Spare buffer area 3 address
 */
#define SPARE_AREA3             (volatile U16 *)(NFC_BASE+0x830)
/*! @} */

/*!
 * Address to determine Bad block Information(BI) in Spare area. 
 * BI information for  8 bit NAND is stored at 6th byte in Spare area.
 */
#define BI_BASE_8                 (volatile U16 *)(NFC_BASE + 0x804);  

/*!
 * Address to determine Bad block Information(BI) in Spare area. 
 * BI information for  16 bit NAND is stored at 6th word in Spare area.
 */
#define BI_BASE_16                 (volatile U16 *)(NFC_BASE + 0x83A);  

#endif /* MXC_NB_NFC_H */