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HP XA 2 System Board, AGP PCI Bus Implementation, Accelerated Graphics Port (AGP) Controller

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AGP PCI Bus Implementation

2 System Board

Accelerated Graphics Port (AGP) Controller

In the below diagram, the AGP Bus is viewed as a PCI bus with extra data lines.

Pentium II Processor

66 MHz

PCI Bus # 1

AGP

LX-Device 1

440

LX - Device 0

AGP Port

Host to PCI Bridge

Device

Virtual PCI-PCI Bridge

PCI Bus # 0

PCI/ISA Bridge (PIIX4)

33 MHz

Contents

Page Notice The information contained in this document is subject to change without notice MMXTM is a U.S. trademark of Intel Corporation NetscapeTM is a U.S. trademark of Netscape Communications Corporation Pentium® is a U.S. registered trademark of Intel Corporation Preface Conventions Hexadecimal numbers are identified by a lower case h For example Binary numbers and bit patterns are identified by a lower case b Bibliography ❒HP Kayak XA PC Workstation DT User’s Guide manual (D4790-90001) ❒HP Kayak XA PC Workstation MT User’s Guide manual (D4800-90001) HP Kayak XA PC Workstation (Desktop and Minitower) Familiarization Guide How to use this online guide the guide guide in the guide Specifications Page Contents 1 System Overview Environmental Specifications (Desktop and Minitower) 2 System Board 3 Interface Devices and Mass-StorageDrives 4 HP BIOS 5 Power-On Self-Testand Error Messages Appendix System Overview Front view 1 System Overview Package for the Desktop Models Package for the Desktop Models Front view with cover removed Package for the Minitower Models Package for the Minitower Models HP Kayak XA PC Workstation Overview HP Kayak XA PC Workstation Overview Component Desktop Minitower Microprocessor Hardware Control Panel Hardware Control Panel Desktop Hardware Control Panel Minitower Hardware Physical Characteristics Electrical Specifications Page Page Total Rating An attempt to draw too much current (such as a short circuit across edge connector pins, or an accessory board that is not suitable for these PC triggered, and the PC Workstation could fail to boot Both power supplied on the desktop and minitower models are new Environmental Specifications (Desktop and Minitower) Access HP World Wide Web Documentation Where to Find the Information System board BIOS routines (POST) Peripheral Devices Page System Board System Board and Backplane Boards #AD[xx] Page Architectural View Architectural View Main Memory The PAC Chip (440LX) AGP Bus Interface detail in “Accelerated Graphics Port (AGP) Controller” on page 348 MB of dynamic random access memory (ECC SDRAM) The memory bus is 72-bitswide, comprised of 64 bits of data and 8 bits of memory The PIIX4, PCI/ISA Bridge Chip (82371AB) translation. It supports the Plug-and-Playmechanism. Data buffers are of the devices on the PCI Bus ISA Bus Interface contains a standard ISA bus controller and data buffering logic. It can directly support six ISA slots without external data or address buffering Cache Memory Intel Pentium II Microprocessor Page Bus Frequencies internal clock multiplier within the processor For example, the Pentium II 300 MHz processor multiplies the 66 MHz frequency of the Processor-Localbus, which for all HP Kayak XA PC ratio Error Correcting Code Operation Main Memory Bus The (ECC) memory of the allows any single bit error that occurs in any Integrated Drive Electronics (IDE) Universal Serial Bus (USB) Controller Other PCI Accessory Devices Accelerated Graphics Port (AGP) Controller HP Kayak XA PC Workstations Pipelining sideband addressing Double clocking AGP PCI Bus Implementation In the below diagram, the AGP Bus is viewed as a PCI bus with extra data lines Serial EEPROM LM75 Chip Main PLL The Super I/O Controller (NS 82317) Audio Controller Flash EEPROM System Board Switches H = HP Professional PC C = Kayak XA (Pentium II models) 1 = Kayak family x = major revision yy= minor revision zz= language Little Ben Other ISA Accessory Devices Page Interface Devices and Mass-StorageDrives Cirrus 5465 Graphics Controller Chip The Cirrus Logic AGP 5465, can be characterized as follows: •100% hardware- and BIOS-compatiblewith IBM® VGA display standard 64-bit •24-bitpixel bus (video playback width) •Green power saving features •GUI acceleration width (in bits) Hardware acceleration of graphical user interface (GUI) operations through a •Hardware cursor •Integrated programmable, dual-clocksynthesizer Connectors Video Memory Available Video Resolutions PCI Interface SCSI Interface SCSI / PCI LAN Combo Board Features 10BT/100TX LAN Controller Mbits per second over •Blinking - during Autonegotiation 10BT/100TX LAN Features Remote Power On Page Hard Disk Drives Flexible Disk Drives CD-ROMDrives Connectors and Sockets IDE Connector Status Panel Connector Flexible Disk Drive Data Connector USB Stacked Connector Power Supply Connector Battery Pack Power Supply 3V3 for System ExtStart Connector Power Supply 3V3 for System 16-BitSCSI Connector 8-BitSCSI Connector 16-BitSCSI Connector SCD12 SCD13 SCD14 SCD15 Page VGA DB15 Connector VGA DB Connector Pins Standard VGA DDC2B VESA Pass-ThroughConnector Socket Pin Layouts Ethernet UTP Connector Keyboard and Mouse Connector Parallel Port Connector Serial Port Connector Page HP BIOS Using the HP Setup Program Advanced Menu •Memory and Cache. Define how to configure the specified block of memory Video •Flexible Disk Drives. Enable or disable the on-boardflexible disk controller •IDE Devices. Configure IDE Primary and Secondary devices Security User Password Hardware Protection Boot Device Security Boot Menu Default Settings You Can Change Starting the SCSI Configuration Utility Power-Onfrom Space-Bar Soft Power Down System Memory Map HP I/O Port Map (I/O Addresses Used by the System1) DMA Channel Controllers DMA controller Interrupt Controllers PCI Interrupt Request Lines Page Power-On Self-Testand Error Messages Order in Which the Tests are Performed view system errors error message utility For example, if the error 0101 - 52 is displayed A table listing the error codes, causes and symptoms is on page POST Routine Description Page Page Page Page The following are for boot block in Flash ROM Error Message Summary Error Message Summary Category #1: if the error requires to run Setup, the POST should prompt: <F1= Continue>, <F2= Setup>, <Enter= View System Error and pause. (refer to autoconfig specification for more details on POST prompts) <Enter= View System Error Cause / Symptom 0310h 0311h 0305h 0306h General failure on floppy controller 0731h Defective SIMM (module 1, bank 3) 0732h Defective SIMM (module 2, bank 3) 0800h Beep Codes Beep Pattern Beep Lights on the Hardware Control Panel Appendix Standard VGA Modes Extended Video Modes Page Page No of characters with descenders, but does not restrict program operation nor does it make characters particularly difficult to read. For absolute should be used The fastest refresh rate for that particular monitor type selected is Maximum Refresh Rates BIOS Modes Supported Page Type2