| /* |
| * (C) Copyright 2000 |
| * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| /* |
| * 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 */ |
| #ifdef CONFIG_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 */ |
