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