powerpc: Add timebase tests

This has a known failure on QEMU TCG machines where the decrementer
interrupt is not lowered when the DEC wraps from -ve to +ve.

Signed-off-by: Nicholas Piggin <npiggin@

powerpc: Add timebase tests

This has a known failure on QEMU TCG machines where the decrementer
interrupt is not lowered when the DEC wraps from -ve to +ve.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Message-ID: <20240612052322.218726-4-npiggin@gmail.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>

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