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Subject[kvmtool test PATCH 22/24] kvmtool: arm64: Add support for guest physical address size
Date
Add an option to specify the physical address size used by this
VM.

Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
---
arm/aarch64/include/kvm/kvm-config-arch.h | 5 ++++-
arm/include/arm-common/kvm-config-arch.h | 1 +
2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/arm/aarch64/include/kvm/kvm-config-arch.h b/arm/aarch64/include/kvm/kvm-config-arch.h
index 04be43d..dabd22c 100644
--- a/arm/aarch64/include/kvm/kvm-config-arch.h
+++ b/arm/aarch64/include/kvm/kvm-config-arch.h
@@ -8,7 +8,10 @@
"Create PMUv3 device"), \
OPT_U64('\0', "kaslr-seed", &(cfg)->kaslr_seed, \
"Specify random seed for Kernel Address Space " \
- "Layout Randomization (KASLR)"),
+ "Layout Randomization (KASLR)"), \
+ OPT_INTEGER('\0', "phys-shift", &(cfg)->phys_shift, \
+ "Specify maximum physical address size (not " \
+ "the amount of memory)"),

#include "arm-common/kvm-config-arch.h"

diff --git a/arm/include/arm-common/kvm-config-arch.h b/arm/include/arm-common/kvm-config-arch.h
index 6a196f1..e0b531e 100644
--- a/arm/include/arm-common/kvm-config-arch.h
+++ b/arm/include/arm-common/kvm-config-arch.h
@@ -11,6 +11,7 @@ struct kvm_config_arch {
bool has_pmuv3;
u64 kaslr_seed;
enum irqchip_type irqchip;
+ int phys_shift;
};

int irqchip_parser(const struct option *opt, const char *arg, int unset);
--
2.7.4
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