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| author |   Marc Zyngier <maz@kernel.org> | 2023-06-09 17:21:50 +0100 |
|---|---|---|
| committer |   Oliver Upton <oliver.upton@linux.dev> | 2023-06-12 23:17:23 +0000 |
| commit | 659803aef48b1a43bf47c6b105f5e3cee6a1501c (patch) | |
| tree | fd95a80752f89339a5d99971bf69831484bc57c3 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | arm64: Allow EL1 physical timer access when running VHE (diff) | |
| download | wireguard-linux-659803aef48b1a43bf47c6b105f5e3cee6a1501c.tar.xz wireguard-linux-659803aef48b1a43bf47c6b105f5e3cee6a1501c.zip | |
arm64: Use CPACR_EL1 format to set CPTR_EL2 when E2H is set
When HCR_EL2.E2H is set, the CPTR_EL2 register takes the CPACR_EL1
format. Yes, this is good fun.
Hack the bits of startup code that assume E2H=0 while setting up
CPTR_EL2 to make them grok the CPTR_EL1 format.
Signed-off-by: Marc Zyngier <maz@kernel.org>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/20230609162200.2024064-8-maz@kernel.org
Signed-off-by: Oliver Upton <oliver.upton@linux.dev>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions