Initial revision
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wdenk
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/*
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* (C) Copyright 2002
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef _PCIPPC2_FPGA_H_
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#define _PCIPPC2_FPGA_H_
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#define FPGA_VENDOR_ID 0x1310
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#define FPGA_DEVICE_ID 0x000d
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#define HW_FPGA0_INT 0x0000
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#define HW_FPGA0_UART1 0x0080
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#define HW_FPGA0_UART2 0x0100
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#define HW_FPGA0_RTC 0x2000
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#define HW_FPGA0_DOC 0x4000
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#define HW_FPGA1_RTC 0x0000
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#define HW_FPGA1_DOC 0x4000
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#define HW_FPGA0_INT_INTR_MASK 0x30
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#define HW_FPGA0_INT_INTR_STATUS 0x34
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#define HW_FPGA0_INT_INTR_EOI 0x40
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#define HW_FPGA0_INT_SERIAL_CONFIG 0x5c
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#define HW_FPGA0_WDT_CTRL 0x44
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#define HW_FPGA0_WDT_PROG 0x48
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#define HW_FPGA0_WDT_VAL 0x4c
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#define HW_FPGA0_WDT_REFRESH 0x50
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#endif
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/* Defines for NAND Flash Translation Layer */
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/* (c) 1999 Machine Vision Holdings, Inc. */
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/* Author: David Woodhouse <dwmw2@mvhi.com> */
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/* $Id: nftl.h,v 1.10 2000/12/29 00:25:38 dwmw2 Exp $ */
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#ifndef __MTD_NFTL_H__
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#define __MTD_NFTL_H__
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/* Block Control Information */
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struct nftl_bci {
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unsigned char ECCSig[6];
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__u8 Status;
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__u8 Status1;
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}__attribute__((packed));
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/* Unit Control Information */
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struct nftl_uci0 {
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__u16 VirtUnitNum;
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__u16 ReplUnitNum;
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__u16 SpareVirtUnitNum;
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__u16 SpareReplUnitNum;
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} __attribute__((packed));
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struct nftl_uci1 {
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__u32 WearInfo;
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__u16 EraseMark;
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__u16 EraseMark1;
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} __attribute__((packed));
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struct nftl_uci2 {
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__u16 FoldMark;
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__u16 FoldMark1;
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__u32 unused;
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} __attribute__((packed));
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union nftl_uci {
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struct nftl_uci0 a;
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struct nftl_uci1 b;
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struct nftl_uci2 c;
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};
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struct nftl_oob {
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struct nftl_bci b;
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union nftl_uci u;
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};
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/* NFTL Media Header */
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struct NFTLMediaHeader {
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char DataOrgID[6];
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__u16 NumEraseUnits;
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__u16 FirstPhysicalEUN;
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__u32 FormattedSize;
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unsigned char UnitSizeFactor;
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} __attribute__((packed));
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#define MAX_ERASE_ZONES (8192 - 512)
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#define ERASE_MARK 0x3c69
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#define SECTOR_FREE 0xff
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#define SECTOR_USED 0x55
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#define SECTOR_IGNORE 0x11
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#define SECTOR_DELETED 0x00
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#define FOLD_MARK_IN_PROGRESS 0x5555
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#define ZONE_GOOD 0xff
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#define ZONE_BAD_ORIGINAL 0
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#define ZONE_BAD_MARKED 7
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/* these info are used in ReplUnitTable */
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#define BLOCK_NIL 0xffff /* last block of a chain */
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#define BLOCK_FREE 0xfffe /* free block */
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#define BLOCK_NOTEXPLORED 0xfffd /* non explored block, only used during mounting */
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#define BLOCK_RESERVED 0xfffc /* bios block or bad block */
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struct NFTLrecord {
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struct DiskOnChip *mtd;
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__u16 MediaUnit, SpareMediaUnit;
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__u32 EraseSize;
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struct NFTLMediaHeader MediaHdr;
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int usecount;
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unsigned char heads;
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unsigned char sectors;
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unsigned short cylinders;
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__u16 numvunits;
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__u16 lastEUN; /* should be suppressed */
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__u16 numfreeEUNs;
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__u16 LastFreeEUN; /* To speed up finding a free EUN */
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__u32 long nr_sects;
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int head,sect,cyl;
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__u16 *EUNtable; /* [numvunits]: First EUN for each virtual unit */
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__u16 *ReplUnitTable; /* [numEUNs]: ReplUnitNumber for each */
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unsigned int nb_blocks; /* number of physical blocks */
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unsigned int nb_boot_blocks; /* number of blocks used by the bios */
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};
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#define MAX_NFTLS 16
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#define MAX_SECTORS_PER_UNIT 32
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#define NFTL_PARTN_BITS 4
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#endif /* __MTD_NFTL_H__ */
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