What surprised me was that this entire walk is fully hardware-driven -- no microcode involvement at all. The state machine reads the page directory entry, reads the page table entry, checks permissions, and writes back the Accessed and Dirty bits, all autonomously. Since it's hardware-driven, it runs in parallel with the microcode and needs its own memory bus arbitration -- the paging unit must share the bus with both data accesses from the microcode and prefetch requests from the instruction queue.
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2026年2月26日，英伟达交出了一份堪称“宇宙级”的财报：Q4营收681亿美元，同比增长73%，数据中心业务增长75%，毛利率维持在75%的惊人水平，Q1指引营收更是高达780亿美元。，推荐阅读safew官方版本下载获取更多信息
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