Differential D33104

powerpc64le: fix boot when using QEMU PowerNV
ClosedPublic
Actions

Authored by luporl on Nov 24 2021, 2:10 PM.

Details

Reviewers

imp

Group Reviewers

PowerPC

Commits

R10:e141b62d2088: powerpc64le: fix boot when using QEMU PowerNV

Summary

When using QEMU PowerNV with latest op-build release (v2.7), its
kexec transfers control to FreeBSD kernel in BE mode, causing an
instant exception on LE kernels. Make kboot able to detect and
swap endian to fix this.

Diff Detail

Repository

R10 FreeBSD src repository

Lint

Automatic diff as part of commit; lint not applicable.

Unit

Automatic diff as part of commit; unit tests not applicable.

Event Timeline

luporl created this revision.Nov 24 2021, 2:10 PM

Herald added subscribers: jhibbits, imp. · View Herald TranscriptNov 24 2021, 2:10 PM

luporl requested review of this revision.Nov 24 2021, 2:10 PM

Harbormaster completed remote builds in B42955: Diff 98953.Nov 24 2021, 2:10 PM

imp accepted this revision.Nov 24 2021, 4:54 PM

This revision is now accepted and ready to land.Nov 24 2021, 4:54 PM

Closed by commit R10:e141b62d2088: powerpc64le: fix boot when using QEMU PowerNV (authored by luporl). · Explain WhyNov 25 2021, 7:44 PM

This revision was automatically updated to reflect the committed changes.

luporl added a commit: R10:e141b62d2088: powerpc64le: fix boot when using QEMU PowerNV.

Revision Contents
Changeset List

Path

Size

sys/

powerpc/

aim/

locore64.S

3 lines

Diff 99029

View Options

sys/powerpc/aim/locore64.S

powerpc64le: fix boot when using QEMU PowerNVClosedPublicActions