When VM=1, the protected-mode bit goes low and the Entry PLA selects real-mode entry points -- MOV ES, reg takes the one-line path. Meanwhile, CPL is hardwired to 3 whenever VM=1, so the V86 task always runs at the lowest privilege level, under full paging protection. The OS can use paging to virtualize the 8086's 1 MB address space, even simulating A20 address line wraparound by mapping pages to the same physical frames.
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。关于这个话题,雷电模拟器官方版本下载提供了深入分析
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楊先生表示,宏福苑對於很多人來說「是他整個identity(身份),他人生一個很長時間、生命的一部分」。他聞說有居民看到火甚至害怕得想嘔吐,只能轉用電磁爐,也理解對方不想原址重建的立場。