arm64: Dynamically allocate the boot stack pointers
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Authored by andrew on Aug 15 2023, 2:59 PM.

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imp

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Reviewers

emaste
manu

Group Reviewers

arm64

Summary

After increasing MAXCPU we now allocate 8k of .bss to pointers to the
boot stacks. As these are not needed after boot we can move them to be
dynamically allocated.

Diff Detail

Repository

rG FreeBSD src repository

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Unit

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Build Status

Buildable 53117
Build 50008: arc lint + arc unit

Event Timeline

andrew created this revision.Aug 15 2023, 2:59 PM

Herald added a reviewer: manu. · View Herald TranscriptAug 15 2023, 2:59 PM

Herald added a subscriber: imp. · View Herald Transcript

andrew requested review of this revision.Aug 15 2023, 2:59 PM

Harbormaster completed remote builds in B53117: Diff 126041.Aug 15 2023, 2:59 PM

andrew added a parent revision: D41470: arm64: Index the boot stacks from CPU 1.Aug 15 2023, 2:59 PM

andrew added a child revision: D41472: arm64: Dynamically allocate the dpcpu array.

Revision Contents
Changeset List

Path

Size

sys/

arm64/

mp_machdep.c

10 lines

Diff 126041

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sys/arm64/arm64/mp_machdep.c

arm64: Dynamically allocate the boot stack pointersNeeds ReviewPublicActions