On 2018年01月05日 02:52, John Ferlan wrote:
On 12/17/2017 06:02 PM, Shaohe Feng wrote:We can start qemu with a "cpu,+la57" to set 57-bit vitrual address space. So VM can be aware that it need to enable 5-level paging. Corresponding QEMU commits: al57 6c7c3c21f95dd9af8a0691c0dd29b07247984122 --- src/cpu/cpu_map.xml | 3 +++ 1 file changed, 3 insertions(+)I think if you go through history of cpu_map.xml changes you'll find when a new feature is added there are tests added as well - this would thus seemingly need a test adjustment as well.
Thanks John. Will add tests.
Johndiff --git a/src/cpu/cpu_map.xml b/src/cpu/cpu_map.xml index e5da7a8..922a195 100644 --- a/src/cpu/cpu_map.xml +++ b/src/cpu/cpu_map.xml @@ -285,6 +285,9 @@ <feature name='ospke'> <cpuid eax_in='0x07' ecx_in='0x00' ecx='0x00000010'/> </feature> + <feature name='la57'> + <cpuid eax_in='0x07' ecx_in='0x00' ecx='0x00010000'/> + </feature><feature name='avx512-4vnniw'><cpuid eax_in='0x07' ecx_in='0x00' edx='0x00000004'/>
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