Serialized IRQ Interface PCI IRQ Serializer, Super I/O

Intel® Server Board SDS2

I/O Subsystem

Super I/O

Timer

Keyboard

Cascade

Serial Port2/ISA

Serial Port1/ISA

ISA

Floppy/ISA

ISA

RTC

SCI/ISA

ISA

Mouse/ISA

Coprocessor Error

P_IDE/ISA

S_IDE/ISA

SCSI Ch A		PCIIRQ0

SCSI Ch B		PCIIRQ1

NIC 1		PCIIRQ2

NIC 2		PCIIRQ3

Video		PCIIRQ4

Slot1	INTA	PCIIRQ5
Slot2 INTA		PCIIRQ6

Slot3 INTA		PCIIRQ7

Slot4 INTA		PCIIRQ8

Slot5 INTA		PCIIRQ9

Slot6 INTA		PCIIRQ10

INTBCD		PCIIRQ11

INTBCD		PCIIRQ12

INTBCD		PCIIRQ13

N/C		PCIIRQ14

SCI from SIO		PCIIRQ15

Serialized IRQ Interface

PCI IRQ Serializer

SERIRQ

PCI Clock 33 MHz

PIRQ1

PIRQ_LATCH

CSB5 Interrupt Routing

Figure 4. SDS2 Interrupt Routing Diagram

Revision 1.2	23
Order Number:	A85874-002

Page 37

Image 37

Intel SDS2 manual Serialized IRQ Interface PCI IRQ Serializer, CSB5 Interrupt Routing, Super I/O

Contents

Intel Server Board SDS2 Revision Revision History Intel Server Board SDS2Order Number A85874-002 Date Revision Modifications Number Intel Server Board SDS2 Disclaimers Iii Table of Contents Revision Order Number A85874-002 Intel Server Board SDS2 Table of Contents Table of Contents Intel Server Board SDS2 102 101106 Revision Vii Order Number A85874-002 Viii Revision Order Number A85874-002 124 Index Reference DocumentsGlossary List of Figures Intel Server Board SDS2 SDS2 Server Board Block Diagram Intel Server Board SDS2 List of Tables List of Tables Xii Revision Order Number A85874-002 List of Tables Intel Server Board SDS2 Revision Xiii Order Number A85874-002 Xiv Revision Order Number A85874-002 This page intentionally left blank Intel Server Board SDS2 Introduction Introduction Architecture Intel Server Board SDS2 Architecture Revision Order Number A85874-002 Processors Processor and ChipsetProcessor and Chipset Intel Server Board SDS2 SDS2 Intel Pentium III Processor Support Matrix SL5XL Intel Server Board SDS2 Processor and Chipset Memory Subsystem Memory ConfigurationProcessor Voltage Regulator Module VRM Memory Dimm Dimm PairRow DIMM1A, DIMM1B DIMM2A, DIMM2B DIMM3A, DIMM3B 2 I2C Bus ChipsetI2C Addresses for Dimm Slots Device Address PCI Bus P32-A I/O Subsystem 1 CNB20HE-SL Champion North Bridge 3 CSB5 South Bridge CIOB20 Champion I/O BridgePCI Bus P64-B I/O Subsystem PCI Bus P64-C I/O Subsystem PCI Subsystem O Subsystem1 32-bit, 33-MHz PCI Subsystem Device IDs Idsel 2 64-bit, 66-MHz PCI Subsystem Subsystem Intel Server Board SDS2 P32-A Configuration IDs1.2 P32-A Arbitration P32-A Arbitration Connections P64-C Configuration IDs Intel Server Board SDS2 Subsystem P64-B Configuration IDs2.2 P64-B Arbitration 2.3 P64-C Arbitration Video Controller Ultra160 ScsiVideo Modes Zero Channel RAID ZCR Capable PCI Slot Intel Server Board SDS2 Subsystem Video Modes Network Interface Controller NIC CSB5 South Bridge PCI-to-LPC Bridge, IDE, USB NIC Connector and Status LEDsPCI Bus Interface PCI Bus Master IDE Interface General Purpose Input and Output Pins Power ManagementUSB Interface Compatibility Interrupt Control Chipset Support Components Pin # Signal Name DescriptionSuper I/O General Purpose Input and Output Gpio Floppy Serial PortsKeyboard and Mouse Parallel Port Interrupt Routing Bios FlashLegacy Interrupt Routing Legacy Interrupt Routing Serialized IRQ Support Apic Interrupt RoutingIRQ Scan for Pciirq SCAN2 INT IoapicSCAN0 Ioapic PCIIRQ0 CSB5 Interrupt Routing Serialized IRQ Interface PCI IRQ SerializerSuper I/O Slot Intel Server Board SDS2 Server Management Server Management Baseboard Server Management Intel Server Board SDS2 Sahalee Baseboard Management Controller Pin Signal Name DescriptionADM1026 Input Definition Temperature Sensor Description Resolution Accuracy Temperature SensorsSahalee Input Definition NFAN6SENSEP Fault Resilient BootingNmemalertl Nbmcsecuremode Power-up Reset System Reset ControlHard Reset Soft Reset Private I2C Bus 1 Devices Intel Server Board SDS2 Server Management Ipmb Bus DevicesPrivate I2C Bus 2 Devices Private I2C Bus 3 Devices Error Sources and Types Error ReportingPCI Bus Errors Intel Pentium III Processor Bus Errors Memory Bus Errors AC Link ModeAcpi ID LED Setup Utility F2 can change the AC link mode settings System Bios Bios Handling and Logging System Errors Bios Error HandlingLogging Format Conventions Sensor Sensor Type Number Specific Event Code Offset Bios Generated SEL ErrorsPCI Serr PCI Perr Intel Pentium III Processor Bus Error PCI Bus ErrorEvent Request Message Event Data Field Contents SMI Handler Firmware BMC Sensor Type Triggers Event Reading Offset Name Lvds Scsi BB Vbat OEM C7h 01h Temp Tach Fan 48h Fan 04h Threshold 49h FRB2 FRB3 Ierr FRB1 Timestamp Clock ASF Progress Codes Error Messages and Error CodesPost Codes Port-80h Code Definition Standard Bios Post Codes Bios Bios Beeps Reason Recovery Bios Post Codes Post Error Messages and Codes Post Error Codes and MessagesCode Error Message Failure Description Cmos BMC Beep Codes Baseboard Management Controller BMC Beep Code GenerationReason for Beep Configuration Utilities Overview Setup UtilitySetup Utility Operation Setup Utility Screen Keyboard Command Bar Entering Setup Utility ESC Key Option Description Main Menu Selections Menu Selection Bar Auto Primary Master and Slave IDE Submenu SelectionsCdrom Not Installed Processor Settings Submenu SelectionsStandard Advanced Menu Selections Memory Configuration Menu Selections On-board Scsi and LAN Submenu Selections PCI Configuration Menu SelectionsOn-board VGA Submenu Selections PCI slot Submenu Selections Bios 3F8h O Device/Peripheral Configuration Submenu Selections2F8h EPP PCI Device Submenu Selections Advanced Chipset Controller Submenu SelectionsSecurity Menu Selections Normal Server Menu SelectionsHours System Management Submenu Selections Disable ImmediatelyBMC IRQ IRQ5 IRQ10 Boot Priority Device Description Boot Device Priority SelectionsConsole Redirection Submenu Selections 9600 Removable Drive Selections Hard Drive SelectionsExit Menu Selections Option Description Loading the System Bios Flash Update UtilityCmos Memory Definition Clearing Cmos Performing Bios Recovery Recovery ModeUser Binary Area Language Area Bios Clock Clock/Voltage Generation and Distribution CPU HE-SL Voltage Supply Connections Power Distribution Board Connector Dimm Connector Pin-out Memory Module ConnectorIntel Server Board SDS2 Connections Pin Front Back OEM Ipmb Connector Icmb ConnectorScsi Hsbp Ipmb Connector System Management Headers Front Panel 34-Pin Header Pin-out Front Panel HeaderKEY I2C SDA Bit 5 V PCI Slot Pin-out PCI Slot Connector64-bit 3.3V PCI Slot Pin-out Pin Side B Side a PRSNT2# RSV TDO TDI INTA# INTB# INTC# INTD# PRSNT1# RSVM66EN PAR64 VGA Connector I/O ConnectorsScsi Connector VGA Connector Pin-out RJ-45 Connector Pin-out NIC ConnectorsSignal Name Connector Contact Number Universal Serial Bus USB Connectors IDE ConnectorIDE 40-pin Connector Pin-out Txdp Rxdp Txdm Rxdm Pin USB Connection Header 2 x 5 Pin-out Floppy Connector DB9 Serial Port Pin-out Serial Port Connector Parallel Port Keyboard and Mouse ConnectorDB25 Parallel Port Pin-out Miscellaneous Headers External Scsi Activity LED Input Signal ConnectorFan Headers Chassis Intrusion Server Board Connector Manufacturer Part Numbers Connector Manufacturers and Part NumbersRear I/O Panel CN Numbers Qty Manufacturer Mfg Functional Description Jumpers System Configuration JumpersJumpers Intel Server Board SDS2 Intel Server Board SDS2 Jumpers SDS2 Configuration Jumpers RSV Bios System Configuration Jumper OptionsCN59 CPU Frequency Select Jumper Settings CPU Frequency Select Jumper Options Performing Bios Recovery Boot Performing Cmos Clear, Bios Recovery, and BMC Force UpdateJumper Pins Default Operation Performing Cmos Clear Performing BMC Force Update Power Consumption Electrical and Thermal SpecificationsAbsolute Maximum Ratings Absolute Maximum Ratings Power Timing Power Supply SpecificationSDS2 Power Supply Specification Voltage Timing ParametersPage Estimated SDS2 Server Board Mtbf Turn On/Off Timing Estimateded Server Board Mtbf100 Revision Order Number A85874-002 Intel Server Board SDS2 Mechanical Specifications Mechanical Specifications Regulatory and Integration Information Safety RegulationsRegulatory Compliance EMC Regulations Ensure EMC Installation InstructionsRevision 103 Order Number A85874-002 Prevent Power Supply Overload Ensure Host Computer and Accessory Module CertificationsPlace Battery Marking on Computer Icmb External Cable Connectors Installation PrecautionsUse Only for Intended Applications External Icmb Cable Information Summary Errata Table Errata ListingErrata Listing Intel Server Board SDS2 Errata Summary Revision 107 Order Number A85874-002 Intel Server Board SDS2 Errata Listing 108 Revision Order Number A85874-002 Revision 109 Order Number A85874-002 110 Revision Order Number A85874-002 Intel Server Board SDS2 CD-ROM issues Revision 111 Order Number A85874-002 Mode Support Comments High resolution video modes do not work correctly112 Revision Order Number A85874-002 Revision 113 Order Number A85874-002 Lower performance with CAS Latency 2 memory 114 Revision Order Number A85874-002 Novell NetWare* v .0 does not install on SDS2 Revision 115 Order Number A85874-002 SDS2 0B71 System Temperature out of the range Post message 116 Revision Order Number A85874-002 SDS2 0B75 System Voltage out of the range Post message Revision 117 Order Number A85874-002 Recommendation for SDS2 rubber bumper installation 118 Revision Order Number A85874-002 Revision 119 Order Number A85874-002 Placing the Rubber Bumper in the Chassis Secondary IDE References Added To Documentation for FAB Boot to service partition via modem fails120 Revision Order Number A85874-002 Revision 121 Order Number A85874-002 Bootable CD will not boot if inserted during Option ROM scan 122 Revision Order Number A85874-002 Status Will Not Fix Can Not Change Bios Setup IDE Options Using Enter KeyRevision 123 Order Number A85874-002 124 Revision Order Number A85874-002 Revision 125 Order Number A85874-002 SDS2 PCI slot current levels supported by the 5V rail 126 Revision Order Number A85874-002 Term Definition Glossary Intel Server Board SDS2 Reference Documents Index Intel Server Board SDS2 Index Get SDR Time command, 43 Get SEL Time command, 43 GPI pin RevisionIII Order Number A85874-002 NPWRGD+00 Index Intel Server Board SDS2 RevisionV Order Number A85874-002

Super I/O

PCIIRQ0

Serialized IRQ Interface

PCI IRQ Serializer

CSB5 Interrupt Routing

Figure 4. SDS2 Interrupt Routing Diagram

Revision 1.2

Order Number:

A85874-002