powerpc/kuap: Wire-up KUAP on 44x

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This adds KUAP support to 44x. This is done by checking
the content of SPRN_PID at the time it is read and written
into SPRN_MMUCR.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/7d6c3f1978a26feada74b084f651e8cf1e3b3a47.1634627931.git.christophe.leroy@csgroup.eu

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Christophe Leroy 2021-10-19 09:29:29 +02:00 • committed by Michael Ellerman

parent 43afcf8f01

commit f6fad4fb55

2 changed files with 17 additions and 0 deletions

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16

arch/powerpc/kernel/head_44x.S

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1

arch/powerpc/platforms/Kconfig.cputype

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