Comment 13 for bug 1289977

$sudo debconf-show grub-pc
  grub-pc/install_devices_failed: false
  grub-pc/install_devices_failed_upgrade: true
  grub-pc/install_devices_empty: false
  grub2/device_map_regenerated:
  grub-pc/timeout: 0
* grub2/linux_cmdline:
  grub2/kfreebsd_cmdline_default: quiet splash
* grub2/linux_cmdline_default: quiet splash
  grub-pc/partition_description:
  grub-pc/kopt_extracted: false
  grub-pc/disk_description:
  grub2/kfreebsd_cmdline:
  grub-pc/postrm_purge_boot_grub: false
* grub-pc/install_devices: /dev/disk/by-id/ata-OCZ-AGILITY4_OCZ-1O5CE003PSR9O332
  grub-pc/install_devices_disks_changed:
  grub-pc/mixed_legacy_and_grub2: true
  grub-pc/hidden_timeout: false
  grub-pc/chainload_from_menu.lst: true

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$ sudo parted -l
Model: ATA OCZ-AGILITY4 (scsi)
Disk /dev/sda: 128GB
Sector size (logical/physical): 512B/512B
Partition Table: msdos

Number Start End Size Type File system Flags
 1 1049kB 128GB 128GB primary ext4 boot

Model: ATA SAMSUNG HD300LJ (scsi)
Disk /dev/sdb: 300GB
Sector size (logical/physical): 512B/512B
Partition Table: msdos

Number Start End Size Type File system Flags
 1 32,3kB 64,4GB 64,4GB primary ext4
 2 64,4GB 300GB 236GB primary ext2