Re: [請益] 用軟體測試RAM是否有沒有毀損的原理是??
※ 引述《sitos (麥子)》之銘言:
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※ 發信站: 批踢踢實業坊(ptt.cc)
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和 compiler 沒有關係
重點在於你的程式要能夠安裝在開機磁區 或是做成開機光碟之類的
讓 BIOS 去呼叫你的程式
然後要自行進入 protected mode 以存取整塊記憶體空間
相當於自己寫一個小型的 OS
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因為這支測試程式本身就是個小型的 OS
所以沒有所謂 OS cache 的問題
hardware cache 可以用下篇文章講的方式去避免它的影響
而且它本身其實是可以關閉的
關不掉的是 memory buffer
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算是不好的 solution
可能偵測不到某些錯誤這樣
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※ 發信站: 批踢踢實業坊(ptt.cc)
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