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James Hogan authored
Add support for VZ guest CP0_PWBase, CP0_PWField, CP0_PWSize, and CP0_PWCtl registers for controlling the guest hardware page table walker (HTW) present on P5600 and P6600 cores. These guest registers need initialising on R6, context switching, and exposing via the KVM ioctl API when they are present. Signed-off-by:
James Hogan <james.hogan@imgtec.com> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: "Radim Krčmář" <rkrcmar@redhat.com> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Jonathan Corbet <corbet@lwn.net> Cc: linux-mips@linux-mips.org Cc: kvm@vger.kernel.org Cc: linux-doc@vger.kernel.org
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