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author | Marc Zyngier <marc.zyngier@arm.com> | 2012-10-19 20:46:27 +0400 |
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committer | Catalin Marinas <catalin.marinas@arm.com> | 2012-12-05 15:26:49 +0400 |
commit | 712c6ff4dba4917a440be601dc312506322bffe8 (patch) | |
tree | 70890fcc3d289c04126fea2474f8a31fd79e3fcc /arch/arm64/include/asm/virt.h | |
parent | f35a92053b45cf8154db5558ede3ba5245c9dc7e (diff) | |
download | linux-712c6ff4dba4917a440be601dc312506322bffe8.tar.xz |
arm64: add hypervisor stub
If booted in EL2, install an dummy hypervisor whose only purpose
is to be replaced by a full fledged one.
A minimal API allows to:
- obtain the current HYP vectors (__hyp_get_vectors)
- set new HYP vectors (__hyp_set_vectors)
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64/include/asm/virt.h')
-rw-r--r-- | arch/arm64/include/asm/virt.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/virt.h b/arch/arm64/include/asm/virt.h index f28547d9edfa..439827271e3d 100644 --- a/arch/arm64/include/asm/virt.h +++ b/arch/arm64/include/asm/virt.h @@ -33,6 +33,9 @@ */ extern u32 __boot_cpu_mode[2]; +void __hyp_set_vectors(phys_addr_t phys_vector_base); +phys_addr_t __hyp_get_vectors(void); + /* Reports the availability of HYP mode */ static inline bool is_hyp_mode_available(void) { |