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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475/* * Derived from (and probably identical to): * ftl.h 1.7 1999/10/25 20:23:17 * * The contents of this file are subject to the Mozilla Public License * Version 1.1 (the "License"); you may not use this file except in * compliance with the License. You may obtain a copy of the License * at http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and * limitations under the License. * * The initial developer of the original code is David A. Hinds * <dahinds@users.sourceforge.net>. Portions created by David A. Hinds * are Copyright (C) 1999 David A. Hinds. All Rights Reserved. * * Alternatively, the contents of this file may be used under the * terms of the GNU General Public License version 2 (the "GPL"), in * which case the provisions of the GPL are applicable instead of the * above. If you wish to allow the use of your version of this file * only under the terms of the GPL and not to allow others to use * your version of this file under the MPL, indicate your decision by * deleting the provisions above and replace them with the notice and * other provisions required by the GPL. If you do not delete the * provisions above, a recipient may use your version of this file * under either the MPL or the GPL. */
#ifndef _LINUX_FTL_H#define _LINUX_FTL_H
typedef struct erase_unit_header_t { uint8_t LinkTargetTuple[5]; uint8_t DataOrgTuple[10]; uint8_t NumTransferUnits; uint32_t EraseCount; uint16_t LogicalEUN; uint8_t BlockSize; uint8_t EraseUnitSize; uint16_t FirstPhysicalEUN; uint16_t NumEraseUnits; uint32_t FormattedSize; uint32_t FirstVMAddress; uint16_t NumVMPages; uint8_t Flags; uint8_t Code; uint32_t SerialNumber; uint32_t AltEUHOffset; uint32_t BAMOffset; uint8_t Reserved[12]; uint8_t EndTuple[2];} erase_unit_header_t;
/* Flags in erase_unit_header_t */#define HIDDEN_AREA 0x01#define REVERSE_POLARITY 0x02#define DOUBLE_BAI 0x04
/* Definitions for block allocation information */
#define BLOCK_FREE(b) ((b) == 0xffffffff)#define BLOCK_DELETED(b) (((b) == 0) || ((b) == 0xfffffffe))
#define BLOCK_TYPE(b) ((b) & 0x7f)#define BLOCK_ADDRESS(b) ((b) & ~0x7f)#define BLOCK_NUMBER(b) ((b) >> 9)#define BLOCK_CONTROL 0x30#define BLOCK_DATA 0x40#define BLOCK_REPLACEMENT 0x60#define BLOCK_BAD 0x70
#endif /* _LINUX_FTL_H */