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