AMD SB600 - page 185

AMD SB600 Register Reference Manual Proprietary Page 185

SlaveMisc- RW - 8 bits - [ASF_IO: 0Dh]

Field Name Bits Default Description

KillSlave 6 0b RW

Write 1 to reset Slave ASF Slave state machine

LegacySensorEn 7 0b RW

0: Disable Legacy Sensor

1: Enable Legacy Sensor

RemoteCtrlAdr– RW - 8 bits - [ASF_IO: 0Eh]

Field Name Bits Default Description

Reserved 0 0b

RemoteCtrlAdr 7:1 00h SM address of Remote Control device.

SensorAdr– RW - 8 bits - [ASF_IO: 0Fh]

Field Name Bits Default Description

Reserved 0 0b

SensorAdr 7:1 00h SM address of Sensor.

The SB600 is hardcoded to recognize the following ASF commands. The BIOS should report these values

accordingly in the ASF table if the system supports ASF function.

Control command Control data value

Reset 00h 00h

PowerUp 01h 00h

PowerDown 02h 00h

PowerCycle 03h 00h

SensorPolling 23h 00h

Contents

Main AMD SB600 Register Reference Manual (Public Version) Page Table of Contents Page Page List of Tables 1 Introduction 1.1 About this Manual 1.2 Nomenclature and Conventions Hexadecimal numbers are prefixed with 0x or suffixed with h, whenever there is a possibility Registers (or fields) of an identical function are sometimes indicated by a single expression in Page 1.3 Features of the SB600 Page 1.4 Block Diagrams SMBUS /ACPI AC97 Audio IDE LPC Figure 2 SB600 PCI Internal Devices and Major Function Blocks 2 Register Descriptions: PCI Devices 2.1 SATA Registers (Device 18, Function 0) SATA AMD SB600 Register Reference Manual Proprietary Page 14 Vendor ID - R - 16 bits - [PCI_Reg:00h] Device ID - R - 16 bits - [PCI_Reg:02h] Command - RW - 16 bits - [PCI_Reg:04h] AMD SB600 Register Reference Manual Proprietary Page 15 Status - RW - 16 bits - [PCI_Reg:06h] Reserved. Revision ID/Class Code- R - 32 bits - [PCI_Reg:08h] Page Page Min_gnt - R - 8 bits - [PCI_Reg:3Eh] Max_latency - R - 8 bits - [PCI_Reg:3Fh] Misc Control - RW - 32 bits - [PCI_Reg:40h] Watch Dog Control And Status - RW - 16 bits - [PCI_Reg:44h] Watch Dog Counter - RW - 16 bits - [PCI_Reg:46h] Page PCI Power Management Control And Status - RW- 16 bits - [PCI_Reg:64h] Serial ATA Capability Register 0 - R- 32 bits - [PCI_Reg:70h] Serial ATA Capability Register 1 - R- 32 bits - [PCI_Reg:74h] IDP Index Register - RW- 32 bits - [PCI_Reg:78h] IDP Data Register - RW- 32 bits - [PCI_Reg:7Ch] AMD SB600 Register Reference Manual Proprietary Page 21 PHY Port0 Control - RW- 32 bits - [PCI_Reg:88h] PHY Port1 Control - RW- 32 bits - [PCI_Reg:8Ch] AMD SB600 Register Reference Manual Proprietary Page 22 PHY Port1 Control - RW- 32 bits - [PCI_Reg:8Ch] PHY Port2 Control - RW- 32 bits - [PCI_Reg:90h] AMD SB600 Register Reference Manual Proprietary Page 23 PHY Port3 Control - RW- 32 bits - [PCI_Reg:94h] BIST Pattern Count - RW - 32 bits - [PCI_Reg:C0h] PCI Target Control TimeOut Counter - RW 8 bits - [PCI_Reg:C4h] Page Page Page AMD SB600 Register Reference Manual Proprietary Page 27 HBA Capabilities R - 32bits [Mem_reg: ABAR + 00h] AMD SB600 Register Reference Manual Proprietary Page 28 HBA Capabilities R - 32bits [Mem_reg: ABAR + 00h] Global HBA Control RW - 32bits [Mem_reg: ABAR + 04h] AMD SB600 Register Reference Manual Proprietary Page 29 Global HBA Control RW - 32bits [Mem_reg: ABAR + 04h] Interrupt Status - RW -32 bits [Mem_reg: ABAR + 08h] Ports Implemented Register - R -32 bits [Mem_reg: ABAR + 0Ch] AHCI Version- R 32 bits [Mem_reg: ABAR + 10h] AMD SB600 Register Reference Manual Proprietary Page 30 Command Completion Coalescing Control(CCC_CTL) - RW 32 bits [Mem_reg: ABAR + 14h] Command Completion Coalescing Ports - RW 32 bits [Mem_reg: ABAR + 18h] Page AMD SB600 Register Reference Manual Proprietary Page 32 Port-N FIS Base Address Upper RW 32 bits [Mem_reg: ABAR + port offset + 0Ch] PortN Interrupt Status - RW - 32 bits [Mem_reg: ABAR + port offset + 10h] AMD SB600 Register Reference Manual Proprietary Page 33 PortN Interrupt Status - RW - 32 bits [Mem_reg: ABAR + port offset + 10h] Port-N Interrupt Enable - RW -32 bits [Mem_reg: ABAR + port offset + 14h] AMD SB600 Register Reference Manual Proprietary Page 34 Port-N Interrupt Enable - RW -32 bits [Mem_reg: ABAR + port offset + 14h] Port-N Command and Status - R - 32 bits [Mem_reg: ABAR + port offset + 18h] Page Page Page AMD SB600 Register Reference Manual Proprietary Page 38 Port-N Task Fike Data R 32 bits [Mem_reg: ABAR + port offset + 20h] Port-N Signature R 32 bits [Mem_reg: ABAR + port offset + 24h] Port-N Serial ATA Status R 32 bits [Mem_reg: ABAR + port offset + 28h] AMD SB600 Register Reference Manual Proprietary Page 39 Port-N Serial ATA Status R 32 bits [Mem_reg: ABAR + port offset + 28h] Port-N Serial ATA Control RW 32 bits [Mem_reg: ABAR + port offset + 2Ch] AMD SB600 Register Reference Manual Proprietary Page 40 Port-N Serial ATA Control RW 32 bits [Mem_reg: ABAR + port offset + 2Ch] AMD SB600 Register Reference Manual Proprietary Page 41 Port-N Serial ATA Error RW 32 bits [Mem_reg: ABAR + port offset + 30h] AMD SB600 Register Reference Manual Proprietary Page 42 Port-N Serial ATA Error RW 32 bits [Mem_reg: ABAR + port offset + 30h] AMD SB600 Register Reference Manual Proprietary Page 43 Port-N Serial ATA Active RW 32 bits [Mem_reg: ABAR + port offset + 34h] Port-N Command Issue RW 32 bits [Mem_reg: ABAR + port offset + 38h] Port- N SNotification RWC 32 bits [Mem_reg: ABAR + port offset + 3Ch] 2.2 OCHI USB 1.1 and EHCI USB 2.0 Controllers USB Page Device / Vendor ID R - 32 bits - [PCI_Reg : 00h] Command RW - 16 bits - [PCI_Reg : 04h] Status R - 16 bits - [PCI_Reg : 06h] Status R - 16 bits - [PCI_Reg : 06h] Revision ID / Class Code R - 32 bits - [PCI_Reg : 08h] Miscellaneous RW/R - 32 bits - [PCI_Reg : 0Ch] Bar_OHCI RW - 32 bits - [PCI_Reg : 10h] Bar_OHCI RW - 32 bits - [PCI_Reg : 10h] Subsystem Vendor ID / Subsystem ID RW - 32 bits - [PCI_Reg : 2Ch] Capability Pointer R - 8 bits - [PCI_Reg : 34h] Interrupt Line RW 32 bits - [PCI_Reg : 3Ch] Config Timers / MSI Disable (OHCI0 only) RW - 16 bits - [PCI_Reg : 40h] Config Timers / MSI Disable (OHCI0 only) RW - 16 bits - [PCI_Reg : 40h] Port Disable (OHCI0 only) RW - 16 bits - [PCI_Reg : 42h] OHCI Misc Control (OHCI0 only) RW - 16 bits - [PCI_Reg: 50h] Over Current Control 1 (OHCI0 only) R - 32 bits - [PCI_Reg : 58h] Over Current Control 1 (OHCI0 only) R - 32 bits - [PCI_Reg : 58h] Over Current Control 2 (OHCI0 only) R - 32 bits - [PCI_Reg : 5Ch] OHCI OverCurrent Enable (OHCI0 only) RW - 16 bits - [PCI_Reg : 68h] Page Page Page HcControl - 32 bits - [MEM_Reg : 04h] Reserved HcCommandStatus - 32 bits - [MEM_Reg : 08h] HcCommandStatus - 32 bits - [MEM_Reg : 08h] OwnershipChangeRequest SchedulingOverrunCount HcInterruptStatus RW - 32 bits - [MEM_Reg : 0Ch] HcInterruptEnable - 32 bits - [MEM_Reg : 10h] HcInterruptEnable - 32 bits - [MEM_Reg : 10h] HcInterruptDisable - 32 bits - [MEM_Reg : 14h] HcHCCA - 32 bits - [MEM_Reg : 18h] Page HcBulkCurrentED - 32 bits - [MEM_Reg : 2Ch] HcDoneHead - 32 bits - [MEM_Reg : 30h] HcFmInterval - 32 bits - [MEM_Reg : 34h] FSLargestDataPacket Page HcRhDescriptorA - 32 bits - [MEM_Reg : 48h] NumberDownstreamPorts HcRhDescriptorB - 32 bits - [MEM_Reg : 4Ch] HcRhStatus - 32 bits - [MEM_Reg : 50h] HcRhStatus - 32 bits - [MEM_Reg : 50h] HcRhPortStatus - 32 bits - [MEM_Reg : 50h+4*(1:NDP)] Page Page Page Page Page Page Page DEVICE / VENDOR ID R - 32 bits - [PCI_Reg : 00h] Command RW - 16 bits - [PCI_Reg : 04h] Status R - 16 bits - [PCI_Reg : 06h] Revision ID / Class Code R - 32 bits - [PCI_Reg : 08h] Miscellaneous RW - 32 bits - [PCI_Reg : 0Ch] Page Interrupt Line - RW - 32 bits - [PCI_Reg : 3Ch] EHCI Misc Control RW - 32 bits - [PCI_Reg : 50h] EHCI Misc Control RW - 32 bits - [PCI_Reg : 50h] SBRN R - 8 bits - [PCI_Reg : 60h] FLADJ RW - 8 bits - [PCI_Reg : 61h] PME Control RW - 32 bits - [PCI_Reg : C0h] PME Control RW - 32 bits - [PCI_Reg : C0h] PME Data / Status RW - 32 bits - [PCI_Reg : C4h] Page DBUG_PRT Control R - 32 bits - [PCI_Reg : E4h] USBLEGSUP RW - 32 bits - [PCI_Reg : EECP + 00h] USBLEGCTLSTS RW - 32 bits - [PCI_Reg : EECP + 04h] USBLEGCTLSTS RW - 32 bits - [PCI_Reg : EECP + 04h] 2.2.3.2 Host Controller Capability Registers (MEM_Reg) CAPLENGTH R - 8 bits - [MEM_Reg : 00h] HCIVERSION R - 16 bits - [MEM_Reg : 02h] HCSPARAMS R - 32 bits - [MEM_Reg : 04h] HCSPARAMS R - 32 bits - [MEM_Reg : 04h] HCCPARAMS R - 32 bits - [MEM_Reg : 08h] Page USBCMD RW - 32 bits - [EOR_Reg : EHCI_EOR + 00h] USBCMD RW - 32 bits - [EOR_Reg : EHCI_EOR + 00h] USBSTS - RW - 32 bits - [EOR_Reg : EHCI_EOR + 04h] USBSTS - RW - 32 bits - [EOR_Reg : EHCI_EOR + 04h] USBINTR RW - 32 bits - [EOR_Reg : EHCI_EOR + 08h] FRINDEX RW - 32 bits - [EOR_Reg : EHCI_EOR + 0Ch] CTRLDSSEGMENT RW - 32 bits - [EOR_Reg : EHCI_EOR + 10h] PERIODICLISTBASE RW - 32 bits - [EOR_Reg : EHCI_EOR + 14h] ASYNCLISTADDR RW - 32 bits - [EOR_Reg : EHCI_EOR + 18h] CONFIGFLAG RW - 32 bits - [EOR_Reg : EHCI_EOR + 40h] PORTSC (1-N_PORTS) RW - 32 bits - [EOR_Reg : EHCI_EOR + (44h~68h)] Page Page PORTSC (1-N_PORTS) RW - 32 bits - [EOR_Reg : EHCI_EOR + (44h~68h)] Packet Buffer Threshold Values RW - 32 bits - [EOR_Reg : EHCI_EOR + 84h] USB PHY Status 0 RW - 32 bits - [EOR_Reg: EHCI_EOR + 88h] USB PHY Status 1 RW - 32 bits - [EOR_Reg: EHCI_EOR + 8Ch] USB PHY Status 2 RW - 32 bits - [EOR_Reg: EHCI_EOR + 90h] UTMI Control RW - 32 bits - [EOR_Reg: EHCI_EOR + 94h] UTMI Control RW - 32 bits - [EOR_Reg: EHCI_EOR + 94h] BIST Control / Loopback Test RW - 32 bits - [EOR_Reg : EHCI_EOR + 98h] EOR MISC Control RW - 32 bits - [EOR_Reg : EHCI_EOR + 9Ch] USB Common PHY Calibration RW - 32 bits - [EOR_Reg: EHCI_EOR + A0h] Page Page Page 2.3 SMBus Module and ACPI Block (Device 20, Function 0) USB Bus 0 Dev 20 Function 0 SATA 2.3.1 PCI Configuration Registers and Extended Registers 2.3.1.1 PCIE Configuration Registers VendorID - R - 16 bits - [PCI_Reg: 00h] DeviceID - R - 16 bits - [PCI_Reg: 02h] Command- RW - 16 bits - [PCI_Reg: 04h] Command- RW - 16 bits - [PCI_Reg: 04h] STATUS- RW - 16 bits - [PCI_Reg: 06h] Page Page Page Page GPIO_52_to_49_Cntrl - RW 16 bits - [PCI_Reg: 50h] GPIO_56_to_53_Cntrl - RW 16 bits - [PCI_Reg: 52h] GPIO_60_to_57_Cntrl - RW 16 bits - [PCI_Reg: 54h] GPIO_64_to_61_Cntrl - RW 16 bits - [PCI_Reg: 56h] Page SmartPowerControl1B - RW 8 bits - [PCI_Reg: 5Dh] MiscEnable- RW - 8 bits - [PCI_Reg: 62h] MiscEnable- RW - 8 bits - [PCI_Reg: 62h] AzIntMap- RW - 8 bits - [PCI_Reg: 63h] Features Enable- RW - 32 bits - [PCI_Reg: 64h] Features Enable- RW - 32 bits - [PCI_Reg: 64h] UsbEnable - RW - 8 bits - [PCI_Reg: 68h] UsbEnable - RW - 8 bits - [PCI_Reg: 68h] SeriallrqControl- RW - 8 bits - [PCI_Reg: 69h] RTCProtect- RW - 8 bits - [PCI_Reg: 6Ah] USB Reset- RW - 8 bits - [PCI_Reg: 6Bh] TestMode- RW - 16 bits - [PCI_Reg: 6C] IoApic_Conf- RW - 32 bits - [PCI_Reg: 74h] IoAddrEnable - RW - 32 bits - [PCI_Reg: 78h] GPIO_69_68_66_65_Cntrl - RW 16 bits - [PCI_Reg: 7Eh] Page SmartPowerControl2A - RW 8 bits - [PCI_Reg: 98h] SmartPowerControl2B - RW 8 bits - [PCI_Reg: 99h] SmartPowerControl2C - RW 8 bits - [PCI_Reg: 9Ah] Page GPIO_12_to_4_Cntrl RW 32 bits - [PCI_Reg: A8h] SATA_Cntrl - RW 16 bits - [PCI_Reg: ACh] SATA_Cntrl - RW 16 bits - [PCI_Reg: ACh] MSI Mapping Capability - R - 32 bits - [PCI_Reg: B0h] PciIntGpio - RW - 16 bits - [PCI_Reg: BCh] UsbIntMap - RW - 16 bits - [PCI_Reg: BEh] UsbIntMap - RW - 16 bits - [PCI_Reg: BEh] IoDrvSth - RW - 32 bits - [PCI_Reg: C0h] Page Page Page Page AudioGpioControl RW - 32 bits - [Extend_Reg: 04h] Page Page Page Page Page Page Page Page Tmr1CntrlWord - RW 8 bits - [IO_Reg: 43h] Nmi_Status - RW 8 bits - [IO_Reg: 61h] Nmi_Enable - RW 8 bits - [IO_Reg: 70h] Page Page Page Page Page Page Page Page Page Register Name Offset Address Register Name Offset Address MiscControl - RW 8 bits - [PM_Reg: 00h] Page Page Page Page Programlo0RangeLo - RW 8 bits - [PM_Reg: 14h] ProgramIo0RangeHi - RW 8 bits - [PM_Reg: 15h] ProgramIo1RangeLo - RW 8 bits - [PM_Reg: 16h] Page Page Page Page GPMConfig0 RW 8 bits - [PM_Reg: 32h] GPMConfig1- RW 8 bits - [PM_Reg: 33h] GPMConfig2- RW 8 bits - [PM_Reg: 34h] GPMConfig3 RW 8 bits - [PM_Reg: 35h] GEvtLevelConfig - RW 8 bits - [PM_Reg: 36h] GPMLevelConfig0 - RW 8 bits - [PM_Reg: 37h] GPMLevelConfig1 - RW 8 bits - [PM_Reg: 38h] Page Page Page Page Page SmiSciSts2 - RW 8 bits - [PM_Reg: 5Ch] SmiSciSts3 - RW 8 bits - [PM_Reg: 5Dh] MwaitEnable - RW 8 bits - [PM_Reg: 5Eh] Page SwitchVoltageTime - RW 8 bits - [PM_Reg: 63h] SwitchGHI_Time - RW 8 bits - [PM_Reg: 64h] UsbPMControl- RW 8 bits - [PM_Reg: 65h] MiscEnable66 - RW 8 bits - [PM_Reg: 66h] MiscEnable67 RW 8 bits [PM_Reg:67h] Page Page Page Page Page Page Page Page Page Page Page Page Page Page 2.3.3.3 ACPI Registers Pm1Status - RW - 16 bits - [AcpiPmEvtBlk:00h] Pm1Enable - RW - 16 bits - [AcpiPmEvtBlk:02h] Page Page EVENT_STATUS - RW - 32 bits - [AcpiGpe0Blk:00h] EVENT_ENABLE - RW - 32 bits - [AcpiGpe0Blk:04h] SmiCmdPort - RW - 8 bits [SmiCmdBlk: 00h] SmiCmdStatus - RW - 8 bits [SmiCmdBlk: 01h] Page Page Page Page StatusMask0 RW - 8 bits - [ASF_IO: 0Bh] StatusMask1 RW - 8 bits - [ASF_IO: 0Ch] SlaveMisc- RW - 8 bits - [ASF_IO: 0Dh] Page 2.4 IDE Controller (Device 20, Function 1) 2.4.1 PCI Configuration Registers Vendor ID - R - 16 bits - [PCI_Reg:00h] Device ID - R - 16 bits - [PCI_Reg:02h] Device ID - R - 16 bits - [PCI_Reg:02h] Command - RW - 16 bits - [PCI_Reg:04h] Status - RW - 16 bits - [PCI_Reg:06h] Status - RW - 16 bits - [PCI_Reg:06h] Revision ID/Class Code- RW - 32 bits - [PCI_Reg:08h] Cache Line Size - RW - 8 bits - [PCI_Reg:0Ch] Page Page Interrupt Pin - R - 8 bits - [PCI_Reg:3Dh] Min_gnt - R - 8 bits - [PCI_Reg:3Eh] Max_latency - R - 8 bits - [PCI_Reg:3Fh] IDE PIO Timing - RW - 32 bits - [PCI_Reg:40h] Page Page IDE Internal Control - RW- 16 bits - [PCI_Reg:62h] IDE Misc. Control - RW- 32 bits - [PCI_Reg:64h] IDE MSI Programmable Weight - RW- 8 bits - [PCI_Reg:68h] IDE MSI Programmable Weight Register: This register specifies MSI weight. Page Page Page 2.5 AC 97 Controller Functional Descriptions Page Page Page Page UnMask Latency Timer Expiration W - 32 bits - [PCI_Reg: 50h] Interrupt - RW - 32 bits - [MEM_Reg: 00h] Interrupt Enable- RW - 32 bits - [MEM_Reg: 04h] Interrupt Enable- RW - 32 bits - [MEM_Reg: 04h] Audio Command- RW - 32 bits - [MEM_Reg: 08h] Audio Command- RW - 32 bits - [MEM_Reg: 08h] Phy Out Address and Data- RW - 32 bits - [MEM_Reg: 0Ch] Input Phy Address and Data- R - 32 bits - [MEM_Reg: 10h] Page Page Page Page Page Page Page CMD- RW - 16 bits - [PCI_Reg: 04h] STATUS- RW - 16 bits - [PCI_Reg: 06h] Revision ID/Class Code R - 32 bits - [PCI_Reg: 08h] Page Page Page Interrupt - RW - 32 bits - [MEM_Reg: 00h] Interrupt - RW - 32 bits - [MEM_Reg: 00h] Interrupt Enable - RW - 32 bits - [MEM_Reg: 04h] Modem Command - RW - 32 bits - [MEM_Reg: 08h] Page Modem Command - RW - 32 bits - [MEM_Reg: 08h] Phy Status and Address - RW - 32 bits - [MEM_Reg: 0Ch] Input Phy Address and Data - R - 32 bits - [MEM_Reg: 10h] Input Ch2 GPIO Data - R - 32 bits - [MEM_Reg: 14h] Page Page Page Page Page 2.6 HD Audio Controllers Registers Page Page Page Page Page Page Global Capabilities R 16 bits - [Mem_Reg: Base + 00h] Minor Version R 8 bits - [Mem_Reg: Base + 02h] Major Version R 8 bits - [Mem_Reg: Base + 03h] Page Wake Enable RW 16 bits - [Mem_Reg: Base + 0Ch] State Change Status RW 16 bits - [Mem_Reg: Base + 0Eh] Global Status RW 16 bits - [Mem_Reg: Base + 10h] Output Stream Payload Capability R 16 bits - [Mem_Reg: Base + 18h] Page Interrupt Status RW 32 bits - [Mem_Reg: Base + 24h] Wall Clock Counter R 32 bits - [Mem_Reg: Base + 30h] Stream Synchronization RW 32 bits [Mem_Reg: Base + 38h] CORB Lower Base Address RW 32 bits [Mem_Reg: Base + 40h] CORB Upper Base Address RW 32 bits [Mem_Reg: Base + 44h] CORB Write Pointer RW 16 bits [Mem_Reg: Base + 48h] CORB Read Pointer RW 16 bits [Mem_Reg: Base + 4Ah] CORB Control RW 8 bits [Mem_Reg: Base + 4Ch] Page RIRB Response Interrupt Count RW 16 bits [Mem_Reg: Base + 5Ah] RIRB Control RW 8 bits [Mem_Reg: Base + 5Ch] RIRB Status RW 8 bits [Mem_Reg: Base + 5Dh] RIRB Size RW 8 bits [Mem_Reg: Base + 5Eh] Immediate Command Output Interface RW 32 bits [Mem_Reg: Base + 60h] Immediate Command Input Interface RW 32 bits [Mem_Reg: Base + 64h] Immediate Command Input Interface RW 16 bits [Mem_Reg: Base + 68h] DMA Position Lower Base Address RW 32 bits [Mem_Reg: Base + 70h] Page Page Page Page Page Page 3 Register Descriptions: PCI Bridges 3.1 LPC ISA Bridge (Device 20, Function 3) LPC AMD SB600 Register Reference Manual Proprietary Page 250 PCI function 3 configuration registers are described below. VID- R - 16 bits - [PCI_Reg: 00h] DID- R - 16 bits - [PCI_Reg: 02h] CMD- RW - 16 bits - [PCI_Reg: 04h] AMD SB600 Register Reference Manual Proprietary Page 251 CMD- RW - 16 bits - [PCI_Reg: 04h] STATUS- RW - 16 bits - [PCI_Reg: 06h] Revision ID/Class Code - R - 8 bits - [PCI_Reg: 08h] Page AMD SB600 Register Reference Manual Proprietary Page 253 IO Port Decode Enable Register 1- RW - 8 bits - [PCI_Reg: 44h] IO Port Decode Enable Register 2- RW - 8 bits - [PCI_Reg: 45h] IO Port Decode Enable Register 3- RW - 8 bits - [PCI_Reg: 46h] IO Port Decode Enable Register 4- RW - 8 bits - [PCI_Reg: 47h] Page Page AMD SB600 Register Reference Manual Proprietary Page 256 LPC ROM Address Range 1 (Start Address) - RW - 16 bits - [PCI_Reg: 68h] LPC ROM Address Range 1 (End Address) - RW - 16 bits - [PCI_Reg: 6Ah] LPC ROM Address Range 2 (Start Address)- RW - 16 bits - [PCI_Reg: 6Ch] LPC ROM Address Range 2 (End Address) - RW - 16 bits - [PCI_Reg: 6Eh] AMD SB600 Register Reference Manual Proprietary Page 257 Firmware Hub Select RW* - 32 bits - [PCI_Reg: 70h] Alternative Wide IO Range Enable- RW - 32 bits - [PCI_Reg: 74h] Miscellaneous Control Bits- RW - 8 bits - [PCI_Reg: 78h] AMD SB600 Register Reference Manual Proprietary Page 258 Miscellaneous Control Bits- RW - 8 bits - [PCI_Reg: 78h] TPM (trusted plant form module) register- RW - 32 bits - [PCI_Reg: 7Ch] MSI Capability Register- R - 32 bits - [PCI_Reg: 80h] Page Page AMD SB600 Register Reference Manual Proprietary Page 261 SPI_Cntrl0 Register- RW - 32 bits - [Mem_Reg 00h] SPI_RestrictedCmd1 Register- RW - 32 bits - [Mem_Reg 04h] SPI_RestrictedCmd2 Register- RW - 32 bits - [Mem_Reg 08h] AMD SB600 Register Reference Manual Proprietary Page 262 SPI_RestrictedCmd2 Register- RW - 32 bits - [Mem_Reg 08h] SPI_Cntrl1 Register- RW - 32 bits - [Mem_Reg 0Ch] SPI_CmdValue0 Register- RW - 32 bits - [Mem_Reg 10h] Page Page 3.2 Host PCI Bridge Registers (Device 20, Function 4) PCI Vender ID - R - 16 bits - [PCI_Reg: 00h] Device ID - R - 16 bits - [PCI_Reg: 02h] Command - RW - 16 bits - [PCI_Reg: 04h] Status- RW - 16 bits - [PCI_Reg: 06h] Page Page Page IO Limit Upper 16 bits- RW - 16 bits - [PCI_Reg: 32h] Capabilities Pointer- R - 8 bits - [PCI_Reg: 34h] Interrupt Line- R - 8 bits - [PCI_Reg: 3Ch] Interrupt Pin- R - 8 bits - [PCI_Reg: 3Dh] Bridge Control- RW - 16 bits - [PCI_Reg: 3Eh] Bridge Control- RW - 16 bits - [PCI_Reg: 3Eh] CPCTRL- RW - 8 bits - [PCI_Reg: 40h] DCTRL- RW - 8 bits - [PCI_Reg: 41h] Page PCICLK Enable Bits- RW - 8 bits - [PCI_Reg: 4Ah] Misc Control RW - 8 bits - [PCI_Reg: 4Bh] AutoClockRun control RW - 32 bits - [PCI_Reg: 4Ch] Dual Address Cycle Enable and PCIB_CLK_Stop Override - RW - 16 bits - [PCI_Reg: 50h] Dual Address Cycle Enable and PCIB_CLK_Stop Override - RW - 16 bits - [PCI_Reg: 50h] MSI Mapping Capability R - 32 bits - [PCI_Reg: 54h] - R - 32 bits - [PCI_Reg: 58h] Prefetch Timeout Limit - 16 bits - [PCI_Reg: 5Ch] Prefetch Size Control - 32 bits - [PCI_Reg: 60h] Misc Control Register - 32 bits - [PCI_Reg: 64h] Misc Control Register - 32 bits - [PCI_Reg: 64h] AMD SB600 Register Reference Manual Proprietary Page 277 4 Register Descriptions: General Purpose Functions/Interrupt Controllers/Support Function Pins 4.1 GPIO/GPOC Page Page Page Page Page 4.2 GEVENT/GPE/GPM/ExtEvent Page Page AMD SB600 Register Reference Manual Proprietary Page 286 Page 4.3 THRMTRIP/TALERT 4.4 Real Time Clock (RTC) RTC Page Page Page Register A - RW 8 bits - [RTC_Reg: 0Ah] Rate Selection Bits RS3 RS2 RS1 RS0 Tap Frequency(Interrupt Rate) Register B - RW 8 bits - [RTC_Reg: 0Bh] Register C - R 8 bits - [RTC_Reg: 0Ch] Page Page 4.5 IOXAPIC Registers Page Page Appendix A: AC97 Audio FAQs Appendix B: Revision History