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root / lab4 / .minix-src / include / i386 / partition.h @ 13

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/* Description of entry in partition table.  */
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#ifndef _PARTITION_H
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#define _PARTITION_H
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#include <stdint.h>
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struct part_entry {
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  uint8_t bootind;        /* boot indicator 0/ACTIVE_FLAG         */
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  uint8_t start_head;        /* head value for first sector         */
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  uint8_t start_sec;        /* sector value + cyl bits for first sector */
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  uint8_t start_cyl;        /* track value for first sector         */
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  uint8_t sysind;                /* system indicator                 */
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  uint8_t last_head;        /* head value for last sector         */
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  uint8_t last_sec;        /* sector value + cyl bits for last sector */
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  uint8_t last_cyl;        /* track value for last sector         */
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  uint32_t lowsec;                /* logical first sector                 */
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  uint32_t size;                /* size of partition in sectors         */
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};
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#define ACTIVE_FLAG        0x80        /* value for active in bootind field (hd0) */
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#define NR_PARTITIONS        4        /* number of entries in partition table */
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#define        PART_TABLE_OFF        0x1BE        /* offset of partition table in boot sector */
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/* Partition types. */
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#define NO_PART                0x00        /* unused entry */
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#define MINIX_PART        0x81        /* Minix partition type */
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#endif /* _PARTITION_H */