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Differential D55313

powerpc: initial straight port of busdma_machdep.c -> busdma_bounce.c
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Authored by adrian on Feb 16 2026, 8:11 PM.
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Details

Reviewers
jhibbits
tpearson_raptorengineering.com
Summary

This is a straight port of the code and doesn't yet handle
different implementations (which will be in a subsequent commit.)

Locally tested:

  • G5 SMP (2x PPC970mp)
  • power8 / power9 pseries QEMU VM
  • power8 powernv

Diff Detail

Repository
rG FreeBSD src repository
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Lint Skipped
Unit
Tests Skipped
Build Status
Buildable 70740
Build 67623: arc lint + arc unit

Revision Contents
Changeset List

PathSize
sys/
conf/
1 line
powerpc/
include/
145 lines
82 lines
powerpc/
busdma_bounce.c
busdma_machdep.c
343 lines
712 lines
pseries/
1 line

Diff 172127

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sys/conf/files.powerpc

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sys/powerpc/include/bus_dma.h

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sys/powerpc/include/bus_dma_impl.h

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sys/powerpc/powerpc/busdma_bounce.c

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sys/powerpc/powerpc/busdma_machdep.c

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sys/powerpc/pseries/phyp_vscsi.c

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