kb/hardware/pcie #6
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我现在的思考是,Intel规定 CXL.mem with Back Invalidation是device是没有计算能力的CHA,但是只有半功能的Snoopy fileter和DCOH,导致有两种Bias。Testing DCOH本来就是一个很tricky的work,不太像是马上能做出来的。我听vendor说,大部分未来的产品都是CXL.mem with Back Invalidation,因为cache在DCOH里有codesign可以做。 |
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kb/hardware/pcie
Knowledge Base of @jiegec
https://jia.je/kb/hardware/pcie.html
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