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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ADFS_FS_H
#define _ADFS_FS_H
#include <linux/types.h>
#include <linux/magic.h>
/*
* Disc Record at disc address 0xc00
*/
struct adfs_discrecord {
__u8 log2secsize;
__u8 secspertrack;
__u8 heads;
__u8 density;
__u8 idlen;
__u8 log2bpmb;
__u8 skew;
__u8 bootoption;
__u8 lowsector;
__u8 nzones;
__le16 zone_spare;
__le32 root;
__le32 disc_size;
__le16 disc_id;
__u8 disc_name[10];
__le32 disc_type;
__le32 disc_size_high;
__u8 log2sharesize:4;
__u8 unused40:4;
__u8 big_flag:1;
__u8 unused41:7;
__u8 nzones_high;
__u8 reserved43;
__le32 format_version;
__le32 root_size;
__u8 unused52[60 - 52];
} __attribute__((packed, aligned(4)));
#define ADFS_DISCRECORD (0xc00)
#define ADFS_DR_OFFSET (0x1c0)
#define ADFS_DR_SIZE 60
#define ADFS_DR_SIZE_BITS (ADFS_DR_SIZE << 3)
#endif /* _ADFS_FS_H */
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