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Annotation of sys/arch/macppc/include/disklabel.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: disklabel.h,v 1.14 2007/06/20 18:15:45 deraadt Exp $  */
        !             2:
        !             3: /*
        !             4:  * Copyright (c) 1994 Christopher G. Demetriou
        !             5:  * All rights reserved.
        !             6:  *
        !             7:  * Redistribution and use in source and binary forms, with or without
        !             8:  * modification, are permitted provided that the following conditions
        !             9:  * are met:
        !            10:  * 1. Redistributions of source code must retain the above copyright
        !            11:  *    notice, this list of conditions and the following disclaimer.
        !            12:  * 2. Redistributions in binary form must reproduce the above copyright
        !            13:  *    notice, this list of conditions and the following disclaimer in the
        !            14:  *    documentation and/or other materials provided with the distribution.
        !            15:  * 3. All advertising materials mentioning features or use of this software
        !            16:  *    must display the following acknowledgement:
        !            17:  *      This product includes software developed by Christopher G. Demetriou.
        !            18:  * 4. The name of the author may not be used to endorse or promote products
        !            19:  *    derived from this software without specific prior written permission
        !            20:  *
        !            21:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
        !            22:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
        !            23:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
        !            24:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
        !            25:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
        !            26:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
        !            27:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
        !            28:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
        !            29:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
        !            30:  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
        !            31:  */
        !            32:
        !            33: #ifndef _MACHINE_DISKLABEL_H_
        !            34: #define _MACHINE_DISKLABEL_H_
        !            35:
        !            36: #define        LABELSECTOR     1               /* sector containing label */
        !            37: #define        LABELOFFSET     0               /* offset of label in sector */
        !            38: #define        MAXPARTITIONS   16              /* number of partitions */
        !            39:
        !            40: /* HFS/DPME */
        !            41:
        !            42: /* partition map structure from Inside Macintosh: Devices, SCSI Manager
        !            43:  * pp. 13-14.  The partition map always begins on physical block 1.
        !            44:  *
        !            45:  * With the exception of block 0, all blocks on the disk must belong to
        !            46:  * exactly one partition.  The partition map itself belongs to a partition
        !            47:  * of type `APPLE_PARTITION_MAP', and is not limited in size by anything
        !            48:  * other than available disk space.  The partition map is not necessarily
        !            49:  * the first partition listed.
        !            50:  */
        !            51: struct part_map_entry {
        !            52: #define PART_ENTRY_MAGIC        0x504d
        !            53:        u_int16_t       pmSig;          /* partition signature */
        !            54:        u_int16_t       pmSigPad;       /* (reserved) */
        !            55:        u_int32_t       pmMapBlkCnt;    /* number of blocks in partition map */
        !            56:        u_int32_t       pmPyPartStart;  /* first physical block of partition */
        !            57:        u_int32_t       pmPartBlkCnt;   /* number of blocks in partition */
        !            58:        char            pmPartName[32]; /* partition name */
        !            59:        char            pmPartType[32]; /* partition type */
        !            60:        u_int32_t       pmLgDataStart;  /* first logical block of data area */
        !            61:        u_int32_t       pmDataCnt;      /* number of blocks in data area */
        !            62:        u_int32_t       pmPartStatus;   /* partition status information */
        !            63:        u_int32_t       pmLgBootStart;  /* first logical block of boot code */
        !            64:        u_int32_t       pmBootSize;     /* size of boot code, in bytes */
        !            65:        u_int32_t       pmBootLoad;     /* boot code load address */
        !            66:        u_int32_t       pmBootLoad2;    /* (reserved) */
        !            67:        u_int32_t       pmBootEntry;    /* boot code entry point */
        !            68:        u_int32_t       pmBootEntry2;   /* (reserved) */
        !            69:        u_int32_t       pmBootCksum;    /* boot code checksum */
        !            70:        char            pmProcessor[16]; /* processor type (e.g. "68020") */
        !            71:        u_int8_t        pmBootArgs[128]; /* A/UX boot arguments */
        !            72:        /* we do not index the disk image as an array,
        !            73:         * leave out the on disk padding
        !            74:         */
        !            75: #if 0
        !            76:        u_int8_t        pad[248];       /* pad to end of block */
        !            77: #endif
        !            78: };
        !            79:
        !            80: #define PART_TYPE_DRIVER        "APPLE_DRIVER"
        !            81: #define PART_TYPE_DRIVER43      "APPLE_DRIVER43"
        !            82: #define PART_TYPE_DRIVERATA     "APPLE_DRIVER_ATA"
        !            83: #define PART_TYPE_DRIVERIOKIT   "APPLE_DRIVER_IOKIT"
        !            84: #define PART_TYPE_FWDRIVER      "APPLE_FWDRIVER"
        !            85: #define PART_TYPE_FWB_COMPONENT "FWB DRIVER COMPONENTS"
        !            86: #define PART_TYPE_FREE          "APPLE_FREE"
        !            87: #define PART_TYPE_MAC           "APPLE_HFS"
        !            88: #define PART_TYPE_OPENBSD       "OPENBSD"
        !            89:
        !            90: #endif /* _MACHINE_DISKLABEL_H_ */