ftl.h
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- /*
- * $Id: ftl.h,v 1.5 2001/06/02 20:35:51 dwmw2 Exp $
- *
- * 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
- * <dhinds@pcmcia.sourceforge.org>. 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 {
- u_int8_t LinkTargetTuple[5];
- u_int8_t DataOrgTuple[10];
- u_int8_t NumTransferUnits;
- u_int32_t EraseCount;
- u_int16_t LogicalEUN;
- u_int8_t BlockSize;
- u_int8_t EraseUnitSize;
- u_int16_t FirstPhysicalEUN;
- u_int16_t NumEraseUnits;
- u_int32_t FormattedSize;
- u_int32_t FirstVMAddress;
- u_int16_t NumVMPages;
- u_int8_t Flags;
- u_int8_t Code;
- u_int32_t SerialNumber;
- u_int32_t AltEUHOffset;
- u_int32_t BAMOffset;
- u_int8_t Reserved[12];
- u_int8_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 */