Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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); |