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https://github.com/AsahiLinux/u-boot
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1acc008787
Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com> Signed-off-by: Patrick Delaunay <patrick.delaunay73@gmail.com>
83 lines
2.7 KiB
C
83 lines
2.7 KiB
C
/*
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* (C) Copyright 2000
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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/*
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* See also Linux sources, fs/partitions/mac.h
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*
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* This file describes structures and values related to the standard
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* Apple SCSI disk partitioning scheme. For more information see:
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* http://developer.apple.com/techpubs/mac/Devices/Devices-126.html#MARKER-14-92
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*/
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#ifndef _DISK_PART_MAC_H
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#define _DISK_PART_MAC_H
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#define MAC_DRIVER_MAGIC 0x4552
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/*
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* Driver Descriptor Structure, in block 0.
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* This block is (and shall remain) 512 bytes long.
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* Note that there is an alignment problem for the driver descriptor map!
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*/
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typedef struct mac_driver_desc {
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__u16 signature; /* expected to be MAC_DRIVER_MAGIC */
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__u16 blk_size; /* block size of device */
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__u32 blk_count; /* number of blocks on device */
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__u16 dev_type; /* device type */
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__u16 dev_id; /* device id */
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__u32 data; /* reserved */
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__u16 drvr_cnt; /* number of driver descriptor entries */
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__u16 drvr_map[247]; /* driver descriptor map */
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} mac_driver_desc_t;
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/*
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* Device Driver Entry
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* (Cannot be included in mac_driver_desc because of alignment problems)
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*/
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typedef struct mac_driver_entry {
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__u32 block; /* block number of starting block */
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__u16 size; /* size of driver, in 512 byte blocks */
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__u16 type; /* OS Type */
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} mac_driver_entry_t;
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#define MAC_PARTITION_MAGIC 0x504d
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/* type field value for A/UX or other Unix partitions */
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#define APPLE_AUX_TYPE "Apple_UNIX_SVR2"
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/*
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* Each Partition Map entry (in blocks 1 ... N) has this format:
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*/
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typedef struct mac_partition {
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__u16 signature; /* expected to be MAC_PARTITION_MAGIC */
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__u16 sig_pad; /* reserved */
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__u32 map_count; /* # blocks in partition map */
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__u32 start_block; /* abs. starting block # of partition */
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__u32 block_count; /* number of blocks in partition */
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uchar name[32]; /* partition name */
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uchar type[32]; /* string type description */
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__u32 data_start; /* rel block # of first data block */
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__u32 data_count; /* number of data blocks */
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__u32 status; /* partition status bits */
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__u32 boot_start; /* first block of boot code */
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__u32 boot_size; /* size of boot code, in bytes */
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__u32 boot_load; /* boot code load address */
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__u32 boot_load2; /* reserved */
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__u32 boot_entry; /* boot code entry point */
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__u32 boot_entry2; /* reserved */
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__u32 boot_cksum; /* boot code checksum */
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uchar processor[16]; /* Type of Processor */
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__u16 part_pad[188]; /* reserved */
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#if CONFIG_IS_ENABLED(ISO_PARTITION)
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uchar iso_dummy[2048];/* Reservere enough room for an ISO partition block to fit */
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#endif
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} mac_partition_t;
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#define MAC_STATUS_BOOTABLE 8 /* partition is bootable */
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#endif /* _DISK_PART_MAC_H */
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