Table Of Contents - Intel 82801EB Programmer's Reference Manual

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Contents
1 Introduction.......................................................................................................................... 7
1.1 Overview................................................................................................................. 7
2 Conventions ........................................................................................................................ 9
2.1 Register Access...................................................................................................... 9
2.2 Keywords ................................................................................................................ 9
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3 Intel ICH SATA Controller Basic Attributes...................................................................... 11
3.1 Legacy Sub-Mode................................................................................................. 11
3.2 Native Sub-Mode .................................................................................................. 11
3.3 Host Controller Configurations ............................................................................. 12
4 Theory of Operation .......................................................................................................... 13
4.1 Compatible Configuration ..................................................................................... 13
4.1.1
4.1.2
4.1.3
4.1.4
4.2 Enhanced Configuration ....................................................................................... 20
4.2.1
4.2.2
4.3 PCS - Port Control and Status Register - Offset 92h........................................... 23
4.4 Device Presence Detect ....................................................................................... 26
4.4.1
4.4.2
4.5 ATA Swap Bay Support ........................................................................................ 28
4.6 Implementing the Intel
Appendix A - Coding Examples ........................................................................................................... 31
A.1 Enabling/Disabling SATA Ports from a WDM Driver ............................................ 31
A.2 Enabling/Disabling SATA Ports in the _PSx Control Method ............................... 33
A.3 Device Presence Check - Using I/O .................................................................... 37
A.4 Device Presence Check - Using ACPI................................................................. 39
A.5 ACPI Control Method (GSPS) .............................................................................. 43
Appendix B - Example ACPI Namespace............................................................................................ 47
SATA Programmer's Reference Manual
Additional Register Support .................................................................. 14
4.1.1.1 MAP - Address Map Register - Offset 90h......................... 14
Compatible Configuration - Option 1..................................................... 15
Compatible Configuration - Option 2..................................................... 16
Compatible Configuration - Option 3 (Combined)................................. 17
PI - Programming Interface Register - Offset 09h................................ 21
MAP Register Programming ................................................................. 23
4.3.1.1 Port Enabling/Disabling ....................................................... 24
4.3.1.1.1 BIOS Considerations ........................................... 24
4.3.1.1.2 Enabling/Disabling a SATA Port from an
Operating System Driver ..................................... 25
4.3.1.1.3 Enabling/Disabling a SATA Port from ACPI ........ 25
Hardware and Software Considerations ............................................... 26
Device Detection - Software Examples................................................ 28
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ICH5 SATA Host Controller in ACPI Namespace .......... 29
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