參數(shù)資料
型號: 21329
英文描述: AMD-K6 Processor Power Supply Design Application Note AMD-K6 Processor Bios Design Application Note
中文描述: 的AMD - K6處理器電源設(shè)計應(yīng)用指南的AMD - K6處理器的BIOS設(shè)計中的應(yīng)用說明
文件頁數(shù): 22/52頁
文件大?。?/td> 687K
代理商: 21329
12
CPUID Identification Algorithms
AMD-K6
Processor BIOS Design
21329L/0—December 1999
Figure 1. CPUID Instruction Flow Chart
Check for CPUID
instruction support
CPUID instruction
supported
No CPUID instruction
Use other means
to detect CPU type
No
Execute CPUID
Standard Function EAX=0
Store Vendor String
EAX > 1
Execute CPUID
Standard Function EAX=1
Store returned Standard
Function Feature bits and
Processor Signature;
Determine MMX and,
optionally, SSE* support
No
AMD processor not
present—Check for
other CPU brands
Execute CPUID
Extended Function
EAX=8000_0001h
Utilize Vendor String and
Extended Function Feature
bits to determine 3DNow!,
3DNow! Extensions and MMX
Extensions support
Execute CPUID
Extended Functions
EAX=8000_0002h,
8000_0003h,
and 8000_0004h
to display processor
name string
Execute CPUID
Extended Functions
EAX=8000_0005h and
EAX=8000_0006h (Model 9)
to gather processor
cache and TLB information
Tune software to optimize
for features present
Yes
Yes
Execute CPUID
Extended Function
EAX=8000_0000h to
determine number of
extended functions supported
EAX >
8000_0001h
No
Yes
Utilize Processor Signature to
determine MSR support
Done
Extended Functions
Not Supported
* Streaming SIMD Extensions
相關(guān)PDF資料
PDF描述
21340-AB LAN Hub Controller
21440-AA LAN Hub Controller
21440 Multiport 10/100Mb/s Ethernet Controller(多端口10/100Mb/s 以太網(wǎng)控制器)
21446 Net186-EVAL-KT? 24.9KB (PDF)
2145 MONITORKABEL SUN BUCHSE SVGA STECKER
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
21329-001-XTD 制造商:ON Semiconductor 功能描述:RISK PRODUCTION UNITS
213293-000 制造商:TE Connectivity 功能描述:D-SCE-5K-2.4-50-S1-4 - Bulk 制造商:TE Connectivity 功能描述:Heat Shrink Marker ST Polyolefin Yellow
213294-1 制造商:TE Connectivity 功能描述:CONN HOUSING M 34 POS ST - Bulk 制造商:TE Connectivity 功能描述:PLUG HSG,34 POSN,M SERIES
2132A 0031000 功能描述:CBL 16PR 16AWG SHLD 制造商:belden inc. 系列:* 零件狀態(tài):在售 標準包裝:1
2132A 0061000 功能描述:CBL 16PR 16AWG SHLD 制造商:belden inc. 系列:* 零件狀態(tài):在售 標準包裝:1