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78cb7a7cd0
on ia64. Not only do we not have a disklabel by default, we also do not have a notion of cylinders, tracks and sectors.
77 lines
2.0 KiB
C
77 lines
2.0 KiB
C
/*
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* ----------------------------------------------------------------------------
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* "THE BEER-WARE LICENSE" (Revision 42):
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* <phk@FreeBSD.org> wrote this file. As long as you retain this notice you
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* can do whatever you want with this stuff. If we meet some day, and you think
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* this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp
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* ----------------------------------------------------------------------------
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/ioctl.h>
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#include <sys/disklabel.h>
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#include <paths.h>
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#include "libdisk.h"
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void
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Fill_Disklabel(struct disklabel *dl, const struct disk *new,
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const struct chunk *c1)
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{
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struct chunk *c2;
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int j;
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memset(dl, 0, sizeof *dl);
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for (c2 = c1->part; c2; c2 = c2->next) {
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if (c2->type == unused)
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continue;
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if (!strcmp(c2->name, "X"))
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continue;
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j = c2->name[strlen(c2->name) - 1] - 'a';
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if (j < 0 || j >= MAXPARTITIONS || j == RAW_PART)
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continue;
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dl->d_partitions[j].p_size = c2->size;
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dl->d_partitions[j].p_offset = c2->offset;
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dl->d_partitions[j].p_fstype = c2->subtype;
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}
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dl->d_bbsize = BBSIZE;
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/*
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* Add in defaults for superblock size, interleave, and rpms
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*/
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dl->d_sbsize = 0;
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strcpy(dl->d_typename, c1->name);
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dl->d_secsize = 512;
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dl->d_secperunit = new->chunks->size;
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#ifndef __ia64__
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dl->d_ncylinders = new->bios_cyl;
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dl->d_ntracks = new->bios_hd;
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dl->d_nsectors = new->bios_sect;
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#endif
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dl->d_secpercyl = dl->d_ntracks * dl->d_nsectors;
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dl->d_npartitions = MAXPARTITIONS;
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dl->d_type = new->name[0] == 's' || new->name[0] == 'd' ||
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new->name[0] == 'o' ? DTYPE_SCSI : DTYPE_ESDI;
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dl->d_partitions[RAW_PART].p_size = c1->size;
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dl->d_partitions[RAW_PART].p_offset = c1->offset;
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dl->d_rpm = 3600;
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dl->d_interleave = 1;
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dl->d_magic = DISKMAGIC;
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dl->d_magic2 = DISKMAGIC;
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dl->d_checksum = dkcksum(dl);
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}
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