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Major Member
![]() 加入日期: Jan 2003
文章: 153
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![]() 引用:
齁 感謝指導 謝謝歐 |
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New Member
加入日期: Mar 2003 您的住址: Canada
文章: 3
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Sorry I cant type Chinese here
引用:
Right! 引用:
Well, APIC supports more IRQs. But, do u really need it? If U are not sure about that, just open your Device Manager and U can find out how many IRQs u need. Normally, U dont need more than 16, then U can disable APIC with no trouble. Another benifit is U may gain better performance with APIC disabled. :P |
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Senior Member
![]() ![]() ![]() 加入日期: Nov 2002
文章: 1,294
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引用:
事實上目前的電腦使用pic是不太好的,假如要做irq sharing他會有很多問題 就像之前網友所說,很多pci device使用pic的irq sharing都會產生問題 8259 pic的效率應該是很差的,他跟apic的差別其實不光是多了八組irq smp的系統當然也不可能用pic mode(不過nforce當然沒有這問題) 基本上除非在pic上避免所有的sharing,否則apic都是好得多了 目前主機板想想光看內建音效,網卡,usb,加上必備的顯示卡 多一兩個device,要避免所有sharing,或考慮應該哪些device來sharing 雖然不是不行,但是已經不是一件很方便的事了 |
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