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发表于 2006-1-25 21:34

48-bit LBA

28-bit LBA Boundary
- ( 2^28 * 512 ) / ( 1,000^3 ) = 137.44 => for 1K = 1,000, we get 137 GB
- ( 2^28 * 512 ) / ( 1,024^3 ) = 128 => for 1K = 1,024, we get 128 GB
48-bit LBA Supported Platforms
- Windows 2000 SP3 or later (registry mofification required)
- Windows XP SP1 or later (registry mofification required)
- Windows Server 2003 (no modification required)
Registry Settings
- System Key: [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Atapi\Parameters]
- Value Name: EnableBigLba
- Data Type: REG_DWORD (DWORD Value)
- Value Data: (0 = disabled, 1 = enabled)
References
- KB305098 - 48-Bit LBA Support for ATAPI Disk Drives in Windows 2000
- KB303013 - How to enable 48-bit Logical Block Addressing support for ATAPI disk drives in Windows XP
- KB314695 - Mirrored Drives Larger Than 137 GB Perform Slowly
- KB327202 - The Fdisk.exe utility may not be able to create a hard disk partition that is larger than 128 GB

- Enable 48-bit LBA Support for Large Hard Drives, from WinGuides Network for Windows

- 48bitLBA.com

- 如何突破137GB的容量限制使用大硬盘