{"author_url":"https://blog.hatena.ne.jp/nice20/","provider_name":"Hatena Blog","blog_title":"LowPriority","url":"https://nice20.hatenadiary.org/entry/20070614/p1","description":"\u524d\u56de\u306e\u7d9a\u304d\u3002 BIOS\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3067\u306e\u5bfe\u5fdc\u306f\u518d\u8d77\u52d5\u5fc5\u8981\u306b\u306a\u308b\u306e\u3067\u3001\u518d\u8d77\u52d5\u51fa\u6765\u306a\u3044\u6240\u5411\u3051\u306b \u3069\u3046\u306b\u304b\u51fa\u6765\u306a\u3044\u304b\u9811\u5f35\u3063\u3066\u307f\u308b\u30c6\u30b9\u30c8\u3002 linux kernel \u306e arch/i386/kernel/microcode.c \u3092\u773a\u3081\u3066\u3044\u305f\u3089 \u30de\u30a4\u30af\u30ed\u30b3\u30fc\u30c9\u306e\u30ea\u30d3\u30b8\u30e7\u30f3\u3089\u3057\u304d\u7269\u304c\u62fe\u3048\u308b\u306e\u3092\u898b\u3064\u3051\u305f\u3002 \u51fa\u529b\u3055\u308c\u308b\u306e\u306fMICRO_DEBUG\u4ed8\u304d\u3067\u30d3\u30eb\u30c9\u3057\u305f\u3068\u304d\u306e\u307f\u306a\u306e\u3067\u3001\u65e2\u306b\u52d5\u3044\u3066\u3044\u308b \u72b6\u614b\u306e\u30db\u30b9\u30c8\u3067\u51fa\u529b\u3059\u308b\u3088\u3046\u306b\u5909\u66f4\u306f\u51fa\u6765\u306a\u3044\u3002 \u5b9f\u969b\u306b\u5024\u304c\u5165\u3063\u3066\u3044\u308b\u306e\u306fMSR\u3067\u3001rdmsr\u547d\u4ee4\u7d4c\u7531\u3067MSR_IA32_UCODE_REV(0x8B) \u6e21\u3057\u3066\u547c\u3076\u3068\u30de\u30a4\u30af\u30ed\u30b3\u30fc\u30c9\u306e\u30ea\u30d3\u30b8\u30e7\u30f3\u304c\u53d6\u308c\u308b\u6a21\u69d8\u3002 \u3053\u306e\u547d\u4ee4\u81ea\u4f53\u306f\u7279\u6a29\u547d\u2026","blog_url":"https://nice20.hatenadiary.org/","type":"rich","image_url":null,"title":" Core2\u7cfbCPU\u306eerrata (2)","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fnice20.hatenadiary.org%2Fentry%2F20070614%2Fp1\" title=\" Core2\u7cfbCPU\u306eerrata (2) - LowPriority\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog","author_name":"nice20","version":"1.0","width":"100%","published":"2007-06-14 00:00:00","categories":["hardware","unix"]}