powerpc/powernv: Define and set POWER9 HFSCR doorbell bit

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Define and set the POWER9 HFSCR doorbell bit so that guests can use
msgsndp.

ISA 3.0 calls this MSGP, so name it accordingly in the code.

Signed-off-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

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Michael Neuling 2016-11-23 10:44:09 +11:00 • committed by Michael Ellerman

parent 1f0f2e7227

commit 02ed21aeda

2 changed files with 3 additions and 1 deletions

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2

arch/powerpc/include/asm/reg.h

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2

arch/powerpc/kernel/cpu_setup_power.S

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