| { |
| "metadata":{ |
| "rootdev_base": "/dev/mtd0", |
| "block_size": 512, |
| "fs_block_size": 4096 |
| }, |
| "layouts":{ |
| "common":[ |
| { |
| "num": 6, |
| "label":"KERN-C", |
| "type":"blank", |
| "size":"0" |
| }, |
| { |
| "num": 7, |
| "label":"ROOT-C", |
| "type":"blank", |
| "size":"0" |
| }, |
| { |
| "num": 2, |
| "label":"KERN-A", |
| "type":"kernel" |
| }, |
| { |
| "num": 4, |
| "label":"KERN-B", |
| "type":"kernel" |
| }, |
| { |
| "num": 8, |
| "label":"OEM", |
| "type":"data", |
| "fs_format":"ext4", |
| "uuid": "random" |
| }, |
| { |
| # Used for Legacy Bios, and EFI Bios, not ChromeOS hardware |
| "num": 12, |
| "label": "EFI-SYSTEM", |
| "type": "efi", |
| "fs_format": "vfat", |
| "size": "16 MiB", |
| "uuid": "clear" |
| }, |
| { |
| "num": 5, |
| "label":"ROOT-B", |
| "type":"rootfs", |
| "fs_format":"ext2", |
| "uuid": "random" |
| }, |
| { |
| "num": 3, |
| "label":"ROOT-A", |
| "type":"rootfs", |
| "fs_format":"ext2", |
| "uuid": "random" |
| }, |
| { |
| "num": 1, |
| "label": "STATE", |
| "type": "data", |
| "fs_format": "ext4", |
| "uuid": "random" |
| } |
| ], |
| "base":[ |
| { |
| "num": "metadata", |
| "external_gpt": true |
| }, |
| { |
| "num": 12, |
| "label":"EFI-SYSTEM", |
| "type":"blank", |
| "size":"0" |
| }, |
| { |
| "num": 5, |
| "format":"ubi" |
| }, |
| { |
| "num": 3, |
| "format":"ubi" |
| }, |
| { |
| "num": 1, |
| "format": "ubi", |
| "fs_format": "ubifs" |
| }, |
| # BBT partition exists just to hold a few blocks open for |
| # the bad block table. |
| { |
| "num": 13, |
| "label": "BBT", |
| "size": 0, |
| "type": "blank", |
| "reserved_erase_blocks": 4 |
| } |
| ], |
| "usb": [ |
| { |
| "num": 1, |
| "features": ["expand"] |
| } |
| ] |
| } |
| } |
