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zhiyihuang / xv6_rpi_port

This is an xv6 port to Raspberry Pi
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kvmalloc这个函数是怎么移植的？ #4

Closed 996refuse closed 4 years ago

996refuse commented 4 years ago

应该是通过 kvmalloc -> setupkvm_new 来配置内核页表的吧？为什么 main 没有 call kvmalloc? 神奇的是，kernel 代码竟然没有跑飞。

zhiyihuang commented 4 years ago

kvmalloc is not needed as the kernel page table is reserved initially in entry.s and will never change.

996refuse commented 4 years ago

注意到了，感谢解答