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x86/cpu: Use max host physical address if -cpu max option is applied 

QEMU option -cpu max(max_features) means "Enables all features supported by
the accelerator in the current host", this looks true for all the features
except guest max physical address width, so add this patch to enable it.

Signed-off-by: Yang Weijiang <weijiang.yang@intel.com>
Message-Id: <20210113090430.26394-1-weijiang.yang@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Yang Weijiang 2021-01-13 17:04:30 +08:00 committed by Paolo Bonzini
parent 15588a6245
commit 5a140b255d
1 changed files with 1 additions and 0 deletions
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target/i386/cpu.c
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@ -4319,6 +4319,7 @@ static void max_x86_cpu_initfn(Object *obj)
if (lmce_supported()) {
object_property_set_bool(OBJECT(cpu), "lmce", true, &error_abort);
}
object_property_set_bool(OBJECT(cpu), "host-phys-bits", true, &error_abort);
} else {
object_property_set_str(OBJECT(cpu), "vendor", CPUID_VENDOR_AMD,
&error_abort);