Altså Disk "0" = Vista indeholder en EISA partition.
Disk 1. står som Dynamisk, og det må da være den fra XP.
Her noget fra Microsoft.
How to Convert a Dynamic Disk to a Basic Disk
To change a dynamic disk back to a basic disk:
   1. Back up all the data on all the volumes on the disk you want to convert to a basic disk.
   2. Log on as Administrator or as a member of the Administrators group.
   3. Click Start, and then click Control Panel.
   4. Click Performance and Maintenance, click Administrative Tools, and then double-click Computer Management.
   5. In the left pane, click Disk Management.
   6. Right-click a volume on the dynamic disk that you want to change to a basic disk, and then click Delete Volume.
   7. Click Yes when you are prompted to delete the volume.
   8. Repeat steps 4 and 5 for each volume on the dynamic disk.
   9. After you have deleted all the volumes on the dynamic disk, right-click the dynamic disk that you want to change to a basic disk, and then click Convert to Basic Disk.
      NOTE:You must right-click the gray area that contains the disk title on the left side of the Details pane. For example, right-click Disk 1.
Det er vanskeligt stof, og i erkendelse af min begrænsede viden, vil jeg foreslå, at du kontakter helgec, for at høre om dine data kan reddes 
http://www.eksperten.dk/profil/helgec