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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.，更多细节参见heLLoword翻译官方下载
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There’s often an undercurrent of existential fatigue in games that look back at their legacy. Dark Souls III’s dying kingdom, Metal Gear Solid 4’s decrepit Snake. So when Capcom showed us an ageing Leon Kennedy entering the ruins of the police station that marked the start of his journey from rookie cop to hardened veteran, it felt tinged with ennui as much as nostalgia. That self-reflective swansong for this 30-year series may still happen one day, but Requiem isn’t it. Even at its dourest and most pensive, this is less a song for the dead, more a knees-up in honour of the rocket launchers and typewriters that came before. Leon may be getting on a bit, but this is Capcom as energised, devious and goofy as ever.，详情可参考heLLoword翻译官方下载
For the next few days, Jupiter, Saturn, Venus, Mercury, Neptune and Uranus will all be visible at the same time in the night sky – although binoculars or a telescope will be needed to spot the latter two planets.