From 749afbe30fb635547256262bc7724566e1e8296e Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E9=97=AA=E5=AE=A2sun?= <18811311416@sina.cn> Date: Thu, 18 Nov 2021 10:36:39 +0800 Subject: [PATCH] =?UTF-8?q?Update=20=E7=AC=AC=E4=B8=80=E5=9B=9EFAQ.md?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- FAQ/第一回FAQ.md | 3 +++ 1 file changed, 3 insertions(+) diff --git a/FAQ/第一回FAQ.md b/FAQ/第一回FAQ.md index 273a487..fe3594c 100644 --- a/FAQ/第一回FAQ.md +++ b/FAQ/第一回FAQ.md @@ -16,3 +16,6 @@ 这个问题本身错了,在于不清楚 ds 寄存器只是数据访问的基地址,而不是代码。具体见 Intel 手册 Volume-1 3.4.2 Segment Registers,里面清晰表达了访问代码、数据、栈用的都是哪个段寄存器。 ![image](https://user-images.githubusercontent.com/25787738/141405471-44a45263-df37-418a-bc47-3bf1f3729f64.png) + +### CPU 刚启动时为什么能直接访问 BIOS 的代码? +@解答人:ShengHui