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- /* SPDX-License-Identifier: GPL-2.0+ */
- /*
- * (C) Copyright 2000
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- */
- /*
- * See also Linux sources, fs/partitions/mac.h
- *
- * This file describes structures and values related to the standard
- * Apple SCSI disk partitioning scheme. For more information see:
- * http://developer.apple.com/techpubs/mac/Devices/Devices-126.html#MARKER-14-92
- */
- #ifndef _DISK_PART_MAC_H
- #define _DISK_PART_MAC_H
- #define MAC_DRIVER_MAGIC 0x4552
- /*
- * Driver Descriptor Structure, in block 0.
- * This block is (and shall remain) 512 bytes long.
- * Note that there is an alignment problem for the driver descriptor map!
- */
- typedef struct mac_driver_desc {
- __u16 signature; /* expected to be MAC_DRIVER_MAGIC */
- __u16 blk_size; /* block size of device */
- __u32 blk_count; /* number of blocks on device */
- __u16 dev_type; /* device type */
- __u16 dev_id; /* device id */
- __u32 data; /* reserved */
- __u16 drvr_cnt; /* number of driver descriptor entries */
- __u16 drvr_map[247]; /* driver descriptor map */
- } mac_driver_desc_t;
- /*
- * Device Driver Entry
- * (Cannot be included in mac_driver_desc because of alignment problems)
- */
- typedef struct mac_driver_entry {
- __u32 block; /* block number of starting block */
- __u16 size; /* size of driver, in 512 byte blocks */
- __u16 type; /* OS Type */
- } mac_driver_entry_t;
- #define MAC_PARTITION_MAGIC 0x504d
- /* type field value for A/UX or other Unix partitions */
- #define APPLE_AUX_TYPE "Apple_UNIX_SVR2"
- /*
- * Each Partition Map entry (in blocks 1 ... N) has this format:
- */
- typedef struct mac_partition {
- __u16 signature; /* expected to be MAC_PARTITION_MAGIC */
- __u16 sig_pad; /* reserved */
- __u32 map_count; /* # blocks in partition map */
- __u32 start_block; /* abs. starting block # of partition */
- __u32 block_count; /* number of blocks in partition */
- uchar name[32]; /* partition name */
- uchar type[32]; /* string type description */
- __u32 data_start; /* rel block # of first data block */
- __u32 data_count; /* number of data blocks */
- __u32 status; /* partition status bits */
- __u32 boot_start; /* first block of boot code */
- __u32 boot_size; /* size of boot code, in bytes */
- __u32 boot_load; /* boot code load address */
- __u32 boot_load2; /* reserved */
- __u32 boot_entry; /* boot code entry point */
- __u32 boot_entry2; /* reserved */
- __u32 boot_cksum; /* boot code checksum */
- uchar processor[16]; /* Type of Processor */
- __u16 part_pad[188]; /* reserved */
- #if CONFIG_IS_ENABLED(ISO_PARTITION)
- uchar iso_dummy[2048];/* Reservere enough room for an ISO partition block to fit */
- #endif
- } mac_partition_t;
- #define MAC_STATUS_BOOTABLE 8 /* partition is bootable */
- #endif /* _DISK_PART_MAC_H */
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