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#Mac os x boot disk selection install#
#Mac os x boot disk selection archive#
#Mac os x boot disk selection windows#

#Mac os x boot disk selection archive#

The following instructions will download the archive and run TestDisk or PhotoRec. Linux kernels 2.2.x and older are limited to only 65,535 cylinders.

#Mac os x boot disk selection install#

Check the specific features of your install to know for sure. Linux kernels since at least 2.4.19 have been able to access large disks (drives over 137 GB using 48-bit LBA) and some earlier kernels, such as Red Hat 7.3's 2.4.18-x, were patched.

#Mac os x boot disk selection windows#

Windows XP Service Pack 1 (SP1) adds support for 48-bit Logical Block Addressing (LBA), which allows you to access hard disks larger than 137 GB.

You must restart the machine for the change to take effect.

Double-click on the new value, set it to 1, then click OK.

Type the name EnableBigLba, then press ENTER.

From the Edit menu, select New, DWORD Value.

Navigate to the HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\atapi\Parameters Registry subkey.

In Windows, click on Start -> Run, and enter regedit.

Start a Registry editor (e.g., regedit.exe).

But, 48-bit LBA support must be 'enabled' in Windows 2000 SP3 or above! To do so, the EnableBigLba value must be defined and set properly in the Windows Registry by performing the following steps:

Windows 2000 SP3 added support for 48-bit Logical Block Addressing (LBA), which allows the OS to access hard disks larger than 137 GB. If a digital camera or smart card isn't detected by TestDisk or PhotoRec, plug the memory card in a USB card reader. That compiler has internal mappings to Windows drives that use only the names sdX. ' sdX' is the linux device name for SCSI hard disks, but TestDisk doesn't know if it's an IDE, SCSI or USB disk, because this name comes from the cygwin compiler used to make the Windows version of TestDisk. drive location) rather than ' hdX' (the usual IDE designation). Windows versions of TestDisk use /dev/sdX as the disk name (where 'X' would be a, b, c. The Windows version of TestDisk refers to NT 4/2000/XP/2003 only for Win 9x see DOS version of TestDisk. To handle hard disks larger than 137 GB, support for 48-bit Logical Block Addressing (LBA) must be available. Windows 98 (with the correct patches) can handle hard disks larger than 32 GB - see: /?id=243450 for any info that might pertain to your version of Windows 98. Hard disks and other media that are larger than 32 Gigabytes (GB) in size are not supported under any version of Windows 95.

They do not follow the same standard specifications used by TestDisk to find your drive. Note: In some rare cases, you may need to connect your hard drive directly to one of the motherboard's IDE connectors as some IDE 'add-on cards' are broken. The hard disk must be detected by the computer's BIOS.

6.3 Repairing/Rewriting Your Drive's Partition Map.