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| author | Marc Zyngier <Marc.Zyngier@arm.com> | 2013-11-05 19:29:45 +0100 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2013-11-06 11:10:01 +0100 |
| commit | 18ea3dbc9e5c8a53a361b17c4a5676ea6f4bcb72 (patch) | |
| tree | e810b44dc26c718fd52d4e8ad4f5a6d4aafe9b36 /arch/arm64/kvm/hyp-init.S | |
| parent | arm64: compat: Clear the IT state independent of the 32-bit ARM or Thumb-2 mode (diff) | |
| download | linux-18ea3dbc9e5c8a53a361b17c4a5676ea6f4bcb72.tar.xz linux-18ea3dbc9e5c8a53a361b17c4a5676ea6f4bcb72.zip | |
arm64: KVM: initialize HYP mode following the kernel endianness
Force SCTLR_EL2.EE to 1 if the kernel is compiled as BE.
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to '')
| -rw-r--r-- | arch/arm64/kvm/hyp-init.S | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/arm64/kvm/hyp-init.S b/arch/arm64/kvm/hyp-init.S index ba84e6705e20..2b0244d65c16 100644 --- a/arch/arm64/kvm/hyp-init.S +++ b/arch/arm64/kvm/hyp-init.S @@ -74,7 +74,10 @@ __do_hyp_init: msr mair_el2, x4 isb - mov x4, #SCTLR_EL2_FLAGS + mrs x4, sctlr_el2 + and x4, x4, #SCTLR_EL2_EE // preserve endianness of EL2 + ldr x5, =SCTLR_EL2_FLAGS + orr x4, x4, x5 msr sctlr_el2, x4 isb |