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      1  1.2  ahoka /*	$NetBSD: nand_bbt.h,v 1.2 2011/04/04 14:25:10 ahoka Exp $	*/
      2  1.1  ahoka 
      3  1.1  ahoka /*-
      4  1.1  ahoka  * Copyright (c) 2010 Department of Software Engineering,
      5  1.1  ahoka  *		      University of Szeged, Hungary
      6  1.1  ahoka  * Copyright (c) 2010 Adam Hoka <ahoka (at) NetBSD.org>
      7  1.1  ahoka  * All rights reserved.
      8  1.1  ahoka  *
      9  1.1  ahoka  * This code is derived from software contributed to The NetBSD Foundation
     10  1.1  ahoka  * by the Department of Software Engineering, University of Szeged, Hungary
     11  1.1  ahoka  *
     12  1.1  ahoka  * Redistribution and use in source and binary forms, with or without
     13  1.1  ahoka  * modification, are permitted provided that the following conditions
     14  1.1  ahoka  * are met:
     15  1.1  ahoka  * 1. Redistributions of source code must retain the above copyright
     16  1.1  ahoka  *    notice, this list of conditions and the following disclaimer.
     17  1.1  ahoka  * 2. Redistributions in binary form must reproduce the above copyright
     18  1.1  ahoka  *    notice, this list of conditions and the following disclaimer in the
     19  1.1  ahoka  *    documentation and/or other materials provided with the distribution.
     20  1.1  ahoka  *
     21  1.1  ahoka  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     22  1.1  ahoka  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     23  1.1  ahoka  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     24  1.1  ahoka  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     25  1.1  ahoka  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     26  1.1  ahoka  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     27  1.1  ahoka  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
     28  1.1  ahoka  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     29  1.1  ahoka  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     30  1.1  ahoka  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     31  1.1  ahoka  * SUCH DAMAGE.
     32  1.1  ahoka  */
     33  1.1  ahoka 
     34  1.1  ahoka #ifndef _NAND_BBT_H_
     35  1.1  ahoka #define _NAND_BBT_H_
     36  1.1  ahoka 
     37  1.1  ahoka enum {
     38  1.1  ahoka 	NAND_BBT_MARKER_FACTORY_BAD = 0x00,	/* 00 */
     39  1.1  ahoka 	NAND_BBT_MARKER_WORNOUT_BAD = 0x01,	/* 01 */
     40  1.1  ahoka 	NAND_BBT_MARKER_RESERVED = 0x02,	/* 10 */
     41  1.1  ahoka 	NAND_BBT_MARKER_GOOD = 0x03		/* 11 */
     42  1.1  ahoka };
     43  1.1  ahoka 
     44  1.1  ahoka enum {
     45  1.1  ahoka 	NAND_BBT_OFFSET = 0x0e
     46  1.1  ahoka };
     47  1.1  ahoka 
     48  1.1  ahoka void nand_bbt_init(device_t);
     49  1.1  ahoka void nand_bbt_detach(device_t);
     50  1.1  ahoka void nand_bbt_scan(device_t);
     51  1.1  ahoka bool nand_bbt_update(device_t);
     52  1.1  ahoka bool nand_bbt_load(device_t);
     53  1.2  ahoka void nand_bbt_block_mark(device_t, flash_off_t, uint8_t);
     54  1.2  ahoka void nand_bbt_block_markbad(device_t, flash_off_t);
     55  1.2  ahoka void nand_bbt_block_markfactorybad(device_t, flash_off_t);
     56  1.2  ahoka bool nand_bbt_block_isbad(device_t, flash_off_t);
     57  1.1  ahoka 
     58  1.1  ahoka #endif
     59