228 lines
8.4 KiB
C
228 lines
8.4 KiB
C
/* $NetBSD: md.h,v 1.1 1999/03/22 08:37:32 ender Exp $ */
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/*
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* Copyright 1997 Piermont Information Systems Inc.
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* All rights reserved.
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*
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* Written by Philip A. Nelson for Piermont Information Systems Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software develooped for the NetBSD Project by
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* Piermont Information Systems Inc.
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* 4. The name of Piermont Information Systems Inc. may not be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#include <sys/disklabel.h>
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/* md.h -- Machine specific definitions for the mac68k */
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EXTERN int bcyl, bhead, bsec, bsize, bcylsize;
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EXTERN int part[4][5] INIT({{0}});
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EXTERN int bsdpart; /* partition in use by NetBSD */
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EXTERN int usefull; /* on install, clobber entire disk */
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/*
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* Known partition types on a MacOS initialized disk
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* Note: Setting the usable field on the last entry defines
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* how unknown partition types will be handled.
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*/
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typedef struct {
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int usable; /* Use type: 0=>reserved */
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char *partype;
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char *fstyp;
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} PTYPES;
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/*
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* Define the classes of partitions types we can handle
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*/
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#define TYP_RSRVD 0 /* Unusable low-level part of disk */
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#define TYP_AVAIL 1 /* Anything not used by MacOS or NetBSD */
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#define TYP_HFS 2 /* In use by MacOS */
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#define TYP_BSD 3 /* In use by NetBSD */
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typedef struct {
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int size; /* number of blocks in map for I/O */
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int in_use_cnt; /* number of block in current use in map */
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int usable_cnt; /* number of partitions usable by NetBSD */
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int hfs_cnt; /* number of MacOS partitions found */
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int root_cnt; /* number of root partitions in map */
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int swap_cnt; /* number of swap partitions in map */
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int usr_cnt; /* number of usr partitions in map */
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int selected; /* current partition selection in mblk */
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int mblk[MAXPARTITIONS];/* map block number of usable partition */
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struct part_map_entry *blk;
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} MAP;
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/*
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* Define the default size for the Disk Partition Map if we have to
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* write one to the disk. It should be a power of two minus one for
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* the Block0 block, i.e. 7, 15, 31, 63.
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*/
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#define NEW_MAP_SIZE 15
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EXTERN MAP map;
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int edit_diskmap __P((void));
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void disp_selected_part (int sel);
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int part_type(int entry, char *fstyp, char *use, char *name);
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int strnicmp(const char *c1, const char *c2, int n);
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void sortmerge(void);
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void reset_part_flags(int part);
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int check_for_errors(void);
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void report_errors(void);
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void set_fdisk_info (void); /* write incore info into disk */
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int get_diskmap_info (void);
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/* constants and defines */
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/*
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* The Block Zero Block is stored in the Partition Map Entry in the
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* pmPad (or pmBootArgs) area. The current NetBSD definition of this
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* area is incomplete, so we have our own local definition here.
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*/
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typedef struct {
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u_int32_t magic; /* magic number that identifes Block Zero Block */
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u_int8_t cluster; /* Autorecovery cluster grouping */
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u_int8_t type; /* 1=>Std FS, 2=>Autorecovery FS, 3=>SWAP FS */
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u_int16_t inode; /* bad block inode number */
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struct {
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unsigned int root : 1; /* FS contains a Root FS */
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unsigned int usr : 1; /* FS contains a Usr FS */
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unsigned int crit : 1; /* FS contains a "Critical"? FS */
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unsigned int : 8;
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unsigned int slice : 5; /* Slice number to assocate with plus one */
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unsigned int part : 16; /* reserved, but we'll hide disk part here */
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} flags;
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u_int32_t tmade; /* time FS was created */
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u_int32_t tmount; /* time of last mount */
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u_int32_t tumount; /* time of last umount */
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struct {
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u_int32_t size; /* size of map in bytes */
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u_int32_t ents; /* number of used entries */
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u_int32_t start; /* start of cltblk map */
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} abm; /* altblk map */
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u_int32_t filler[7]; /* reserved for abm expansion */
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u_int8_t mount_point[64]; /* mount point for the FS */
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} EBZB;
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/*
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* Also define Block 0 on the device. We only use this when we have to
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* initialize the entire disk and then we really only care about the
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* Signature word, but someday someone might want to fill in other
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* parts.
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*/
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typedef struct {
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unsigned short sbSig; /* unique value for SCSI block 0 */
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unsigned short sbBlkSize; /* block size of device */
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unsigned long sbBlkCount; /* number of blocks on device */
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unsigned short sbDevType; /* device type */
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unsigned short sbDevId; /* device id */
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unsigned long sbData; /* not used */
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unsigned short sbDrvrCount; /* driver descriptor count */
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unsigned long ddBlock; /* 1st driver's starting block */
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unsigned short ddSize; /* size of 1st driver (512-byte blks) */
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unsigned short ddType; /* system type (1 for Mac+) */
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unsigned short ddPad[243]; /* ARRAY[0..242] OF INTEGER; not used */
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} Block0;
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EXTERN struct part_map_entry new_map[]
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#ifdef MAIN
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= {
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{PART_ENTRY_MAGIC, 0xa5a5, 5, 1, NEW_MAP_SIZE & 0x7e, "Macintosh",
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"Apple_partition_map", 0,63, 0x37},
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{PART_ENTRY_MAGIC, 0, 5, 64, 32, "Macintosh", "Apple_Driver", 0, 32, 0x37},
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{PART_ENTRY_MAGIC, 0, 5, 96, 32, "Macintosh", "Apple_Driver43", 0, 32, 0x37},
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{PART_ENTRY_MAGIC, 0, 5, 128, 4096, "untitled", "Apple_HFS", 0, 4096, 0x37},
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{PART_ENTRY_MAGIC, 0, 5,4224, 0, "untitled", "Apple_Free", 0, 0, 0x37}
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}
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#endif
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;
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EXTERN Block0 new_block0;
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/* Megs required for a full X installation. */
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#define XNEEDMB 50
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/* Disk names. */
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EXTERN char *disk_names[]
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#ifdef MAIN
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= {"wd", "sd", NULL}
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#endif
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;
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/* Legal start character for a disk for checking input. */
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#define ISDISKSTART(dn) (dn == 'w' || dn == 's')
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/*
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* Machine-specific command to write a new label to a disk.
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* For example, i386 uses "/sbin/disklabel -w -r", just like i386
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* miniroot scripts, though this may leave a bogus incore label.
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* Sun ports should probably use DISKLABEL_CMD "/sbin/disklabel -w"
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* to get incore to ondisk inode translation for the Sun proms.
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* If not defined, we assume the port does not support disklabels and
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* hand-edited disklabel will NOT be written by MI code.
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*
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* The mac68k port doesn't support real disklabels so we don't define the
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* command string. The Mac Disk Partition Map gets written in the
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* md_pre_disklabel() routine.
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*
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* #define DISKLABEL_CMD
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*/
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/* Definition of files to retreive from ftp. */
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EXTERN distinfo dist_list[]
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#ifdef MAIN
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= {
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{"kern", 1, NULL, "Kernel : "},
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{"kern_sbc",1, NULL, "Kernel (SBC) : "},
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{"base", 1, NULL, "Base : "},
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{"etc", 1, NULL, "System (/etc): "},
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{"comp", 1, NULL, "Compiler : "},
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{"games", 1, NULL, "Games : "},
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{"man", 1, NULL, "Manuals : "},
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{"misc", 1, NULL, "Miscellaneous: "},
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{"text", 1, NULL, "Text tools : "},
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{"xbase", 1, NULL, "X11 clients : "},
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{"xfont", 1, NULL, "X11 fonts : "},
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{"xserver", 1, NULL, "X11 servers : "},
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{"xcontrib",1, NULL, "X11 contrib : "},
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{"xcomp", 1, NULL, "X programming: "},
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{NULL, 0, NULL, NULL }
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}
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#endif
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;
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/*
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* Default fileystem type for floppy disks.
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*/
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EXTERN char *fdtype INIT("msdos");
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/*
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* prototypes for MD code.
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*/
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