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target/i386: Add Snowridge-v2 (no MPX) CPU model

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Add new version of Snowridge CPU model that removes MPX feature.

MPX support is being phased out by Intel. GCC has dropped it, Linux kernel
and KVM are also going to do that in the future.

Signed-off-by: Xiaoyao Li <xiaoyao.li@intel.com>
Message-Id: <20191012024748.127135-1-xiaoyao.li@intel.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
This commit is contained in:
Xiaoyao Li 2019-10-12 10:47:48 +08:00 • committed by Eduardo Habkost
parent af95cafb87
commit 69edb0f37a
1 changed files with 12 additions and 0 deletions
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12
target/i386/cpu.c
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@ -2793,6 +2793,18 @@ static X86CPUDefinition builtin_x86_defs[] = {
CPUID_6_EAX_ARAT,
.xlevel = 0x80000008,
.model_id = "Intel Atom Processor (SnowRidge)",
.versions = (X86CPUVersionDefinition[]) {
{ .version = 1 },
{
.version = 2,
.props = (PropValue[]) {
{ "mpx", "off" },
{ "model-id", "Intel Atom Processor (Snowridge, no MPX)" },
{ /* end of list */ },
},
},
{ /* end of list */ },
},
},
{
.name = "KnightsMill",