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powerpc/booke: Change Book-E 64-bit pmap to 4-level table
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Authored by jhibbits on Mar 30 2020, 2:34 AM.

Details

Summary

The existing page table is fraught with errors, since it creates a hole
in the address space bits. Fix this by taking a cue from the POWER9
radix pmap, and make the page table 4 levels, 52 bits.

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rS FreeBSD src repository
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