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arm64: simplify physmap usage in pmap_bootstrap()
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Authored by mhorne on Jun 27 2024, 6:29 PM.
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Details

Summary

The subr_physmem.c facility provides guarantees about non-empty ranges.
Push this into pmap_bootstrap_dmap() and simplify; the lowest physical
memory range is always in the first item.

While here, use the raw value of physmap_idx.

No functional change intended.

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rG FreeBSD src repository
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sys/arm64/arm64/pmap.c
1218

@markj your recent change d03e1ffbea6 coincided with mine, but I believe there is a minor bug here.

sys/arm64/arm64/pmap.c
1218

Sigh, I missed this. :(

Would you commit this part on its own, with a "Fixes:" tag? Please consider it reviewed by me. If you don't have time, I can take care of it later today.

mhorne marked an inline comment as done.

Rebase after 32d2a1de3d64.

This revision is now accepted and ready to land.Jun 30 2024, 3:46 PM