Commit | Line | Data |
---|---|---|
b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
1da177e4 LT |
2 | /* |
3 | * fs/partitions/mac.h | |
4 | */ | |
5 | ||
6 | #define MAC_PARTITION_MAGIC 0x504d | |
7 | ||
8 | /* type field value for A/UX or other Unix partitions */ | |
9 | #define APPLE_AUX_TYPE "Apple_UNIX_SVR2" | |
10 | ||
11 | struct mac_partition { | |
12 | __be16 signature; /* expected to be MAC_PARTITION_MAGIC */ | |
13 | __be16 res1; | |
14 | __be32 map_count; /* # blocks in partition map */ | |
15 | __be32 start_block; /* absolute starting block # of partition */ | |
16 | __be32 block_count; /* number of blocks in partition */ | |
17 | char name[32]; /* partition name */ | |
18 | char type[32]; /* string type description */ | |
19 | __be32 data_start; /* rel block # of first data block */ | |
20 | __be32 data_count; /* number of data blocks */ | |
21 | __be32 status; /* partition status bits */ | |
22 | __be32 boot_start; | |
23 | __be32 boot_size; | |
24 | __be32 boot_load; | |
25 | __be32 boot_load2; | |
26 | __be32 boot_entry; | |
27 | __be32 boot_entry2; | |
28 | __be32 boot_cksum; | |
29 | char processor[16]; /* identifies ISA of boot */ | |
30 | /* there is more stuff after this that we don't need */ | |
31 | }; | |
32 | ||
33 | #define MAC_STATUS_BOOTABLE 8 /* partition is bootable */ | |
34 | ||
35 | #define MAC_DRIVER_MAGIC 0x4552 | |
36 | ||
37 | /* Driver descriptor structure, in block 0 */ | |
38 | struct mac_driver_desc { | |
39 | __be16 signature; /* expected to be MAC_DRIVER_MAGIC */ | |
40 | __be16 block_size; | |
41 | __be32 block_count; | |
42 | /* ... more stuff */ | |
43 | }; | |
44 | ||
1493bf21 | 45 | int mac_partition(struct parsed_partitions *state); |