1.3 L3原生金融闭环（领导者标杆）：基于图谱驱动的工业化智能体管线
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.
。同城约会对此有专业解读
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Алевтина Запольская (редактор отдела «Бывший СССР»)