ANSI INCITS TR 21 : 1999
Withdrawn
INFORMATION TECHNOLOGY - ENHANCED BIOS SERVICES FOR DISK DRIVES
Hardcopy , PDF
English
01-01-1999
07-23-2013
Foreword
1 Scope
2 Definitions and abbreviations
2.1 Enhanced BIOS
2.2 Enhanced ATA Device
2.3 Enhanced ATA Channel
2.4 Conventional vs enhanced
2.5 Logical Address
2.6 Physical Address
3 Device Parameter Tables (DPT)
3.1 Device Parameter Table (DPT) Extensions
3.2 The 528-megabyte barrier
3.3 Device capacities greater than 7.9 GB
3.4 Device Parameter Table (DPT) definitions
3.5 Device Parameter Table (DPT) Extension
4 BIOS extensions
4.1 Extended Int 13h calling conventions
4.2 Int 13h extensions
4.3 Int 15h removable media eject
5 Compatibility issues
5.1 Int 41h/46h
5.2 Disk drive mapping
5.3 Geometric translations
Tables
Specifies in detail extensions to the BIOS and extensions to the data maintained by the BIOS. The disk-drive industry has increased the capacity and functionality of the ATA-compatible disk drive, finally surpassing the capability of some BIOSs to service these new capabilities.
| DocumentType |
Standard
|
| Pages |
33
|
| PublisherName |
Information Technology Industry Council
|
| Status |
Withdrawn
|
| ANSI INCITS 347 : 2001 | BIOS ENHANCED DISK DRIVE SERVICES (EDD) |
| ANSI INCITS 361 : 2002 : R2007 : ZIP | INFORMATION TECHNOLOGY - AT ATTACHMENT WITH PACKET INTERFACE - 6 (ATA/ATAPI-6) |
| ANSI INCITS 340 : 2000 : R2015 | INFORMATION TECHNOLOGY - AT ATTACHMENT WITH PACKET INTERFACE - 5 (ATA/ATAPI-5) |
| ANSI INCITS 407 : 2005 | INFORMATION TECHNOLOGY - BIOS ENHANCED DISK DRIVE SERVICES - 3 (EDD-3) |
| ANSI INCITS 361 : 2002 : ZIP | INFORMATION TECHNOLOGY - AT ATTACHMENT WITH PACKET INTERFACE - 6 (ATA/ATAPI-6) |
| ANSI INCITS 363 : 2002 | INFORMATION TECHNOLOGY - BIOS ENHANCED DISK DRIVE SERVICES 2 (EDD-2) |
| ANSI INCITS 340 : 2000 | INFORMATION TECHNOLOGY - AT ATTACHMENT WITH PACKET INTERFACE - 5 (ATA/ATAPI-5) |
| ANSI INCITS 361 : 2002 : R2012 : ZIP | INFORMATION TECHNOLOGY - AT ATTACHMENT WITH PACKET INTERFACE - 6 (ATA/ATAPI-6) |
| ANSI INCITS 361 : 2002 | INFORMATION TECHNOLOGY - AT ATTACHMENT WITH PACKET INTERFACE - 6 (ATA/ATAPI-6) |
| ANSI INCITS 340 : 2000 : R2005 | INFORMATION TECHNOLOGY - AT ATTACHMENT WITH PACKET INTERFACE - 5 (ATA/ATAPI-5) |
| ANSI INCITS 407 : 2005 : R2015 | INFORMATION TECHNOLOGY - BIOS ENHANCED DISK DRIVE SERVICES - 3 (EDD-3) |
| ANSI INCITS 279 : 1996 | INFORMATION TECHNOLOGY - AT ATTACHMENT INTERFACE WITH EXTENSIONS (ATA-2) |
| ANSI INCITS 298 : 1997 | INFORMATION TECHNOLOGY - AT ATTACHMENT-3 INTERFACE (ATA-3) |
| ANSI INCITS 221 : 1994 | INFORMATION SYSTEMS - AT ATTACHMENT INTERFACE FOR DISK DRIVES |
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