build_library/legacy_disk_layout.json

   1 {
   2   "_comment": "See http://www.chromium.org/chromium-os/building-chromium-os/disk-layout-format",
   3   "metadata":{
   4     "block_size": 512,
   5     "fs_block_size": 4096
   6   },
   7   "layouts":{
   8     "base": [
   9       {
  10         "num": 11,
  11         "label":"RWFW",
  12         "type":"firmware",
  13         "blocks":"16384"
  14       },
  15       {
  16         "num": 6,
  17         "label":"KERN-C",
  18         "type":"kernel",
  19         "blocks":"1"
  20       },
  21       {
  22         "num": 7,
  23         "label":"ROOT-C",
  24         "type":"rootfs",
  25         "blocks":"1"
  26       },
  27       {
  28         "num": 9,
  29         "type":"reserved",
  30         "label":"reserved",
  31         "blocks":"1"
  32       },
  33       {
  34         "num": 10,
  35         "type":"reserved",
  36         "label":"reserved",
  37         "blocks":"1"
  38       },
  39       {
  40         "type":"blank",
  41         "blocks":"4028"
  42       },
  43       {
  44         "num": 2,
  45         "label":"KERN-A",
  46         "type":"kernel",
  47         "blocks":"32768"
  48       },
  49       {
  50         "num": 4,
  51         "label":"KERN-B",
  52         "type":"kernel",
  53         "blocks":"32768"
  54       },
  55       {
  56         "num": 8,
  57         "label":"OEM",
  58         "type":"data",
  59         "blocks":"32768"
  60       },
  61       {
  62         "type":"blank",
  63         "blocks":"131072"
  64       },
  65       {
  66         "num": 12,
  67         "label":"EFI-SYSTEM",
  68         "type":"efi",
  69         "blocks":"32768"
  70       },
  71       {
  72         "num": 5,
  73         "label":"ROOT-B",
  74         "type":"rootfs",
  75         "blocks":"4194304",
  76         "fs_blocks":"262144"
  77       },
  78       {
  79         "num": 3,
  80         "label":"ROOT-A",
  81         "type":"rootfs",
  82         "blocks":"4194304",
  83         "fs_blocks":"262144"
  84       },
  85       {
  86         "num": 1,
  87         "label":"STATE",
  88         "type":"data",
  89         "blocks":"2097152",
  90         "features":["expand"]
  91       }
  92     ],
  93     "usb": [
  94       {
  95         "num": 3,
  96         "blocks":"2539520",
  97         "fs_blocks":"262144"
  98       },
  99       {
 100         "num": 5,
 101         "blocks":"4096"
 102       }
 103     ],
 104     "factory_install": [
 105       {
 106         "num": 1,
 107         "blocks":"286720"
 108       },
 109       {
 110         "num": 3,
 111         "blocks":"860160",
 112         "fs_blocks":"102400"
 113       },
 114       {
 115         "num": 5,
 116         "blocks":"4096"
 117       },
 118       {
 119         "num": 12,
 120         "blocks":"65536"
 121       }
 122     ],
 123     "recovery": [
 124       {
 125         "num": 1,
 126         "blocks":"4096"
 127       },
 128       {
 129         "num": 3,
 130         "blocks":"2539520",
 131         "fs_blocks":"262144"
 132       },
 133       {
 134         "num": 5,
 135         "blocks":"4096"
 136       }
 137     ],
 138     "2gb-rootfs": [
 139       {
 140         "num": 3,
 141         "blocks":"4194304",
 142         "fs_blocks":"512000"
 143       },
 144       {
 145         "num": 5,
 146         "blocks":"4096"
 147       }
 148     ],
 149     "2gb-rootfs-updatable": [
 150       {
 151         "num": 1,
 152         "blocks":"6291456"
 153       },
 154       {
 155         "num": 3,
 156         "blocks":"4194304",
 157         "fs_blocks":"512000"
 158       },
 159       {
 160         "num": 5,
 161         "blocks":"4194304",
 162         "fs_blocks":"512000"
 163       }
 164     ],
 165     "4gb-rootfs": [
 166       {
 167         "num": 3,
 168         "blocks":"8388608",
 169         "fs_blocks":"1024000"
 170       },
 171       {
 172         "num": 5,
 173         "blocks":"4096"
 174       }
 175     ]
 176   }
 177 }