The root cause turns out explicitly to be because MMUs are so valuable: without one, you can’t run Linux, BSD, or Mach. Thus, when ARM split their IP portfolio into the A, R, and M-series cores, the low-cost M-series cores were forbidden from having an MMU to prevent price erosion of their high-end A-series cores. Instead, a proprietary hack known as the “MPU” was introduced that gives some memory security, but without an easy path to benefits such as swap memory.
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«США быстро перешли от проливания крокодиловых слез, говоря об иранцах, к сжиганию их столицы», — пишет аналитик.，更多细节参见免实名服务器
--memory "16G" --cpus "8" \
。谷歌是该领域的重要参考
В США испугались стремительной потери союзников из-за Ирана08:22
has demonstrated，更多细节参见官网