AMD 790GX, SB750 user manual Quick Post Codes

Page 60

94

Final Init

Final init for last micro details

 

 

before boot

95

Special KBC patch

Set system speed for boot

 

 

Setup NumLock status according to

 

 

Setup

96

Boot Attempt

Set low stack

 

 

Boot via INT 19h.

FF

Boot

 

Quick POST Codes

Code(hex) Name

Description

65Init onboard device Early Initialized the super IO Reset Video controller Keyboard controller init

Test the Keyboard Initialized the mouse Onboard audio controller initialize if exist. Check the intergraty of the ROM, BIOS and message Check Flash type and copy flash write/erase routines to 0F000h segments Check Cmos Circuitry and reset CMOS Program the chipset registers with CMOS values

Init onboard clock generator

 

66

Early System setup

Check the CPU ID and init L1/L2 cache

 

 

 

Initialize first 120 interrupt

 

 

 

vectors with SPURIOUS_INT_HDLR and

 

 

 

initialize INT 00h-1Fh according to

 

 

 

INT_TBL First step initialize if single CPU

 

 

 

onboard. Re-init KB

 

 

 

If support HPM, HPM get initialized

 

 

 

here

 

67

KBC and CMOS Init

Verifies CMOS is working correctly,

 

 

 

 

 

detects bad battery. If failed, load

 

 

 

CMOS defaults and load into chipset

 

 

 

Final Initial KBC and setup BIOS data

 

 

 

area.

 

68

Video Init

Read CMOS location 14h to find out

 

 

 

 

 

type of video in use.

 

 

 

Detect and Initialize Video Adapter.

 

 

 

Test video memory, write sign-on

 

 

 

message to screen.

 

 

 

Setup shadow RAM - Enable shadow

 

 

 

according to Setup.

 

69

8259 Init

Init 8259 channel 1 and mask IRQ 9

 

 

 

6A

Memory test

Quick Memory Test

 

 

 

 

 

 

 

 

6B

CPU Detect and IO

Detect CPU speed and display

 

 

 

 

init

CPU vendor specific version string

 

 

 

and turn on all necessary CPU features

 

 

 

Display PnP logo and PnP early init

 

 

 

Setup virus protect according to

 

 

 

Setup. If required, will auto load

 

 

 

Awdflash.exe in POST

 

 

 

Initializing onboard superIO

 

6C

Reserved

 

 

 

 

6D

Reserved

 

 

 

 

6E

Reserved

 

 

 

 

6F

Reserved

 

 

 

 

 

 

 

 

 

 

 

 

55

 

 

Image 60
Contents AMD 790GX & AMD SB750 Based Environmental Protection Announcement Table of Content Manual Revision Information Reversion Revision History Date Forth Edition OctoberCooling Solutions AMD K10 Processor FamilyChapter Special Features of Motherboard Design ChipsetCPU Socket AM2+ Memory SocketPerformance List Performance Test ReportLayout Diagram Rear I / O for AMD790GX based MotherboardJumpers Hardware installation Steps Checking Motherboard’s Jumper SettingKeyboard/USB function Enabled/Disabled JP1 Cmos RAM Clear 3-pin JbatInstall CPU GlossaryAbout AMD Athlon64 Socket AM2+ CPU Install Memory Valid Memory Configurations Bank Pin DimmTotal Memory Expansion Cards Priority Standard functionConnectors, Headers ConnectorsPower Connector 24-pin block ATXPWR1 PCI Express SlotATX 12V Power Connector 8-pin block ATX12V PS/2 Mouse & PS/2 Keyboard Connector KBUSB Port connector CN1/ UL1 for USB LAN Port connector UL1 for RJ45 LANMicrophone Connector Floppy drive Connector 34-pin block FDDAudio input to sound chip Audio output to speakerSub 15-pin Connector VGA1 Digital Visual Interface DVIHigh-Definition Multimedia Interface Hdmi Headers CD Audio-In Headers 4-pin CDIN1 10IR infrared module Headers 5-pin IRHDMI-SPDIF Out header Spdif Out Starting Up Your Computer Beep MeaningEntering Setup Press F1 to continue, or Del to enter SetupGetting Help Main Menu Standard Cmos Features Advanced Bios Feature Hard Disk Boot PriorityEnabled default Enable cache Disabled Disable cache Virus WarningQuick Power On Self-Test First/Second/Third/Fourth Boot DeviceBoot Up Floppy Seek Boot Up NumLock StatusAdvanced Chipset Features Pcie ConfigurationSystem Bios Cacheable Primary Dul Slot ConfigIGX Configuration IGX Engine Clock OverrideIntegrated Peripherals Super IO DeviceOnchip IDE Function Onchip PCI Device Power Management Setup Miscellaneous Configuration Shutdown Temperature PS CPU Smart FAN ConfigurationsPC Health Status Show PC Health in PostPower User Overclock Setting CPU Voltage at Next BootCPU Vcore CPU Vcore 7---SHIFTIH Flow-Control Mode NB VoltageCPU Feature Dram ConfigurationRAS-to-CAS Delay CAS # LatencyLoad Fail-Safe Defaults Load Optimized DefaultsPassword Settings Thermal Throttling OptionsEnter Password Chapter Install ATI Driver Pack Sound Install ALC888 HD Codec Audio DriverPage LAN Install LAN RAID Install ATI Sata Driver and UtilityInstall PC-CILLIN 2007 Anti-virus program HOW to Update Bios 6PC-HEALTH Install MyGuard Hardware monitor UtilityAMD Platform RAID Function Installation Jbod Page Making RAID driver diskette before Install WindowsXP/2000 Pro Magic Plus Function IntroductionWhat functions does Pro Magic Plus have? Page Appendix Reserved Initialize Video Verify 8259 Channel 1 masked interrupts by RAM Quick Post Codes S4 Post Codes BootBlock Post Codes Boot Load boot sector