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Annotation of sys/dev/raidframe/rf_pqdeg.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: rf_pqdeg.h,v 1.3 2002/12/16 07:01:04 tdeval Exp $     */
        !             2: /*     $NetBSD: rf_pqdeg.h,v 1.3 1999/02/05 00:06:15 oster Exp $       */
        !             3:
        !             4: /*
        !             5:  * Copyright (c) 1995 Carnegie-Mellon University.
        !             6:  * All rights reserved.
        !             7:  *
        !             8:  * Author: Daniel Stodolsky
        !             9:  *
        !            10:  * Permission to use, copy, modify and distribute this software and
        !            11:  * its documentation is hereby granted, provided that both the copyright
        !            12:  * notice and this permission notice appear in all copies of the
        !            13:  * software, derivative works or modified versions, and any portions
        !            14:  * thereof, and that both notices appear in supporting documentation.
        !            15:  *
        !            16:  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
        !            17:  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
        !            18:  * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
        !            19:  *
        !            20:  * Carnegie Mellon requests users of this software to return to
        !            21:  *
        !            22:  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
        !            23:  *  School of Computer Science
        !            24:  *  Carnegie Mellon University
        !            25:  *  Pittsburgh PA 15213-3890
        !            26:  *
        !            27:  * any improvements or extensions that they make and grant Carnegie the
        !            28:  * rights to redistribute these changes.
        !            29:  */
        !            30:
        !            31: #ifndef        _RF__RF_PQDEG_H_
        !            32: #define        _RF__RF_PQDEG_H_
        !            33:
        !            34: #include "rf_types.h"
        !            35:
        !            36: #if    RF_UTILITY == 0
        !            37: #include "rf_dag.h"
        !            38:
        !            39: /*
        !            40:  * Extern decl's of the failure mode PQ functions.
        !            41:  * See pddeg.c for nomenclature discussion.
        !            42:  */
        !            43:
        !            44: /* Reads, single failure. */
        !            45: RF_CREATE_DAG_FUNC_DECL(rf_PQ_100_CreateReadDAG);
        !            46: /* Reads, two failures. */
        !            47: RF_CREATE_DAG_FUNC_DECL(rf_PQ_110_CreateReadDAG);
        !            48: RF_CREATE_DAG_FUNC_DECL(rf_PQ_101_CreateReadDAG);
        !            49: RF_CREATE_DAG_FUNC_DECL(rf_PQ_200_CreateReadDAG);
        !            50:
        !            51: /* Writes, single failure. */
        !            52: RF_CREATE_DAG_FUNC_DECL(rf_PQ_100_CreateWriteDAG);
        !            53: RF_CREATE_DAG_FUNC_DECL(rf_PQ_010_CreateSmallWriteDAG);
        !            54: RF_CREATE_DAG_FUNC_DECL(rf_PQ_010_CreateLargeWriteDAG);
        !            55: RF_CREATE_DAG_FUNC_DECL(rf_PQ_001_CreateSmallWriteDAG);
        !            56: RF_CREATE_DAG_FUNC_DECL(rf_PQ_001_CreateLargeWriteDAG);
        !            57:
        !            58: /* Writes, double failures. */
        !            59: RF_CREATE_DAG_FUNC_DECL(rf_PQ_011_CreateWriteDAG);
        !            60: RF_CREATE_DAG_FUNC_DECL(rf_PQ_110_CreateWriteDAG);
        !            61: RF_CREATE_DAG_FUNC_DECL(rf_PQ_101_CreateWriteDAG);
        !            62: RF_CREATE_DAG_FUNC_DECL(rf_PQ_200_CreateWriteDAG);
        !            63: #endif /* RF_UTILITY == 0 */
        !            64:
        !            65: typedef        RF_uint32       RF_ua32_t[32];
        !            66: typedef        RF_uint8        RF_ua1024_t[1024];
        !            67:
        !            68: extern RF_ua32_t rf_rn;
        !            69: extern RF_ua32_t rf_qfor[32];
        !            70: #ifndef        _KERNEL                 /*
        !            71:                                 * We don't support PQ in the kernel yet, so
        !            72:                                 * don't link in this monster table.
        !            73:                                 */
        !            74: extern RF_ua1024_t rf_qinv[29 * 29];
        !            75: #else  /* !_KERNEL */
        !            76: extern RF_ua1024_t rf_qinv[1];
        !            77: #endif /* !_KERNEL */
        !            78:
        !            79: #endif /* !_RF__RF_PQDEG_H_ */