® Intel I/O Controller Hub 6 (ICH6) Family Specification Update

May 2012 The ICH6 Family product may contain design defects or errors known as errata which may cause the product to deviate from published specifications. Current characterized errata are documented in this specification update. Order Number: 301474-030 INFORMATION IN THIS DOCUMENT IS PROVIDED IN CONNECTION WITH INTEL® PRODUCTS. NO LICENSE, EXPRESS OR IMPLIED, BY ESTOPPEL OR OTHERWISE, TO ANY INTELLECTUAL PROPERTY RIGHTS IS GRANTED BY THIS DOCUMENT. EXCEPT AS PROVIDED IN INTEL’S TERMS AND CONDITIONS OF SALE FOR SUCH PRODUCTS, INTEL ASSUMES NO LIABILITY WHATSOEVER, AND INTEL DISCLAIMS ANY EXPRESS OR IMPLIED WARRANTY, RELATING TO SALE AND/OR USE OF INTEL PRODUCTS INCLUDING LIABILITY OR WARRANTIES RELATING TO FITNESS FOR A PARTICULAR PURPOSE, MERCHANTABILITY, OR INFRINGEMENT OF ANY PATENT, COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT. Intel products are not intended for use in medical, life saving, or life sustaining applications. Intel may make changes to specifications and product descriptions at any time, without notice. Designers must not rely on the absence or characteristics of any features or instructions marked "reserved" or "undefined." Intel reserves these for future definition and shall have no responsibility whatsoever for conflicts or incompatibilities arising from future changes to them. The Intel® I/O Controller Hub 6 (ICH6) Family components may contain design defects or errors known as errata which may cause the product to deviate from published specifications. Current characterized errata are available on request. Contact your local Intel sales office or your distributor to obtain the latest specifications and before placing your product order. Intel, and the Intel logo are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States and other countries. *Other names and brands may be claimed as the property of others. Copyright © 2004-2012, Intel Corporation ® Intel ICH6 Family Specification Update 2 Order Number: 301474-030 ® Intel ICH6 Contents Revision History ........................................................................................................4 Preface......................................................................................................................7 Summary Tables of Changes......................................................................................8 Identification Information....................................................................................... 12 Errata...................................................................................................................... 13 Specification Changes.............................................................................................. 23 Specification Clarifications ...................................................................................... 25 Document Changes.................................................................................................. 29 May 2012 Order Number: 301474-030 ® Intel ICH6 Family Specification Update 3 Revision History ® Intel ICH6 Revision Description 1.0 Initial Release. Modified: Erratum 3-SATA Swap Bay Device Detection, 7-Intel ICH6 Completion Delays Documentation Changes 1-PCI Device Register ID Table updated for B2 stepping. Added: Erratum: 9-Intel ICH6 PCI Express* Completion Timer Not Halting in L1, 10-Intel ICH6 Does 2.0 Not Send Minimum Number TS2 on PCI Express*, 11-Intel ICH6 PCI Express* Recovery, 12- Intel ICH6 PCI Express* Extended Tag Capability Bit Specification Changes: 1-AHCI SALP Bit Change, 2-V Change IL14 Specification Clarifications: 1-IDE Controller Interrupt Status Note Documentation Changes: 2-Input Signal Association Table Correction Added: Erratum: 13-ICH6 Does Not Ignore a PCI Express* Null Packet, 14-ICH6 PCI Express DLLPs With Unknown Encoding Type, 15-SATA SRST During Link Low Power States 3.0 Specification Changes: 3-XOR Test Change Specification Clarifications: 2-Table 22-20 Note Corrections, 3-Standard ATA Emulation Clarification, 4-Secondary PCI Bus Reset, 5-EHCI Test Mode Documentation Changes: 3-DC Current Characteristics Table Update Added: Errata: 16-PCI Express* Replay, 17-ICHR/RW SATA FIS Posting Cycle, 18-USB Output Voltage 4.0 Specification Changes: SIR28 Change Specification Clarifications: 6-IRQ14/IRQ15 and SERIRQ, 7-t302 Clarification Added: New Component Marks Errata: 19-ICH6 AHCI Command FIS SYNC Escape, 20-ICH6 ACHI PxCMD.CR Bit, 21-ICH6 High Definition Audio Payload Capabilities Registers, 22-ICH6 PIO Setup FIS Error, 23-ICH6 PCI Express Surprise Removal 5.0 Specification Changes: 5-Intel Wireless Connect Technology/ICH6W/ICH6RW Defeature, 6- EE_SHCLK Change,