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arm64: KVM: Implement HVC_GET_VECTORS in the init code 

Now that we have an infrastructure to handle hypercalls in the KVM
init code, let's implement HVC_GET_VECTORS there.

Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Reviewed-by: James Morse <james.morse@arm.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Christoffer Dall <cdall@linaro.org>
This commit is contained in:
Marc Zyngier 2017-04-03 19:37:41 +01:00 committed by Christoffer Dall
parent fb1b4e01d2
commit 82529d9bfd
1 changed files with 6 additions and 1 deletions
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7
arch/arm64/kvm/hyp-init.S
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@ -124,7 +124,12 @@ __do_hyp_init:
ENDPROC(__kvm_hyp_init)
ENTRY(__kvm_handle_stub_hvc)
cmp x0, #HVC_RESET_VECTORS
cmp x0, #HVC_GET_VECTORS
b.ne 1f
mrs x0, vbar_el2
b exit
1: cmp x0, #HVC_RESET_VECTORS
b.ne 1f
/*
* Reset kvm back to the hyp stub.