[PATCH] cpu_map: Add -noMPX models for x86 Icelake Server
Lena Voytek
lena.voytek at canonical.com
Mon Aug 15 21:11:49 UTC 2022
Intel has removed MPX capabilities from 10nm Icelake CPUs[1], which is
reflected by the new models through the line marking mpx as removed.
The original Icelake Server models have been left alone to avoid regressions.
This adds:
-Icelake-Server-noMPX
-Icelake-Server-noTSX-noMPX
References:
[1] Memory Protection Extensions support removal
https://www.intel.com/content/www/us/en/support/articles/000059823/processors.html
Fixes: https://bugs.launchpad.net/ubuntu/+source/libvirt/+bug/1978064
https://gitlab.com/libvirt/libvirt/-/issues/304
Signed-off-by: Lena Voytek <lena.voytek at canonical.com>
---
src/cpu_map/index.xml | 2 +
src/cpu_map/x86_Icelake-Server-noMPX.xml | 93 +++++++++++++++++++
.../x86_Icelake-Server-noTSX-noMPX.xml | 91 ++++++++++++++++++
3 files changed, 186 insertions(+)
create mode 100644 src/cpu_map/x86_Icelake-Server-noMPX.xml
create mode 100644 src/cpu_map/x86_Icelake-Server-noTSX-noMPX.xml
diff --git a/src/cpu_map/index.xml b/src/cpu_map/index.xml
index 351c2ae4fa..62c3d44a5c 100644
--- a/src/cpu_map/index.xml
+++ b/src/cpu_map/index.xml
@@ -54,6 +54,8 @@
<include filename='x86_Icelake-Client-noTSX.xml'/>
<include filename='x86_Icelake-Server.xml'/>
<include filename='x86_Icelake-Server-noTSX.xml'/>
+ <include filename='x86_Icelake-Server-noMPX.xml'/>
+ <include filename='x86_Icelake-Server-noTSX-noMPX.xml'/>
<include filename='x86_Cooperlake.xml'/>
<include filename='x86_Snowridge.xml'/>
diff --git a/src/cpu_map/x86_Icelake-Server-noMPX.xml b/src/cpu_map/x86_Icelake-Server-noMPX.xml
new file mode 100644
index 0000000000..feaf21f91f
--- /dev/null
+++ b/src/cpu_map/x86_Icelake-Server-noMPX.xml
@@ -0,0 +1,93 @@
+<cpus>
+ <model name='Icelake-Server-noMPX'>
+ <decode host='on' guest='on'/>
+ <signature family='6' model='106'/> <!-- 0606A5 -->
+ <vendor name='Intel'/>
+ <feature name='3dnowprefetch'/>
+ <feature name='abm'/>
+ <feature name='adx'/>
+ <feature name='aes'/>
+ <feature name='apic'/>
+ <feature name='arat'/>
+ <feature name='avx'/>
+ <feature name='avx2'/>
+ <feature name='avx512-vpopcntdq'/>
+ <feature name='avx512bitalg'/>
+ <feature name='avx512bw'/>
+ <feature name='avx512cd'/>
+ <feature name='avx512dq'/>
+ <feature name='avx512f'/>
+ <feature name='avx512vbmi'/>
+ <feature name='avx512vbmi2'/>
+ <feature name='avx512vl'/>
+ <feature name='avx512vnni'/>
+ <feature name='bmi1'/>
+ <feature name='bmi2'/>
+ <feature name='clflush'/>
+ <feature name='clflushopt'/>
+ <feature name='clwb'/>
+ <feature name='cmov'/>
+ <feature name='cx16'/>
+ <feature name='cx8'/>
+ <feature name='de'/>
+ <feature name='erms'/>
+ <feature name='f16c'/>
+ <feature name='fma'/>
+ <feature name='fpu'/>
+ <feature name='fsgsbase'/>
+ <feature name='fxsr'/>
+ <feature name='gfni'/>
+ <feature name='hle'/>
+ <feature name='intel-pt' removed='yes'/>
+ <feature name='invpcid'/>
+ <feature name='la57'/>
+ <feature name='lahf_lm'/>
+ <feature name='lm'/>
+ <feature name='mca'/>
+ <feature name='mce'/>
+ <feature name='mmx'/>
+ <feature name='movbe'/>
+ <feature name='mpx' removed='yes'/>
+ <feature name='msr'/>
+ <feature name='mtrr'/>
+ <feature name='nx'/>
+ <feature name='pae'/>
+ <feature name='pat'/>
+ <feature name='pcid'/>
+ <feature name='pclmuldq'/>
+ <feature name='pdpe1gb'/>
+ <feature name='pge'/>
+ <feature name='pku'/>
+ <feature name='pni'/>
+ <feature name='popcnt'/>
+ <feature name='pse'/>
+ <feature name='pse36'/>
+ <feature name='rdrand'/>
+ <feature name='rdseed'/>
+ <feature name='rdtscp'/>
+ <feature name='rtm'/>
+ <feature name='sep'/>
+ <feature name='smap'/>
+ <feature name='smep'/>
+ <feature name='spec-ctrl'/>
+ <feature name='ssbd'/>
+ <feature name='sse'/>
+ <feature name='sse2'/>
+ <feature name='sse4.1'/>
+ <feature name='sse4.2'/>
+ <feature name='ssse3'/>
+ <feature name='syscall'/>
+ <feature name='tsc'/>
+ <feature name='tsc-deadline'/>
+ <feature name='umip'/>
+ <feature name='vaes'/>
+ <feature name='vme'/>
+ <feature name='vpclmulqdq'/>
+ <feature name='wbnoinvd'/>
+ <feature name='x2apic'/>
+ <feature name='xgetbv1'/>
+ <feature name='xsave'/>
+ <feature name='xsavec'/>
+ <feature name='xsaveopt'/>
+ </model>
+</cpus>
diff --git a/src/cpu_map/x86_Icelake-Server-noTSX-noMPX.xml b/src/cpu_map/x86_Icelake-Server-noTSX-noMPX.xml
new file mode 100644
index 0000000000..e55da83ddf
--- /dev/null
+++ b/src/cpu_map/x86_Icelake-Server-noTSX-noMPX.xml
@@ -0,0 +1,91 @@
+<cpus>
+ <model name='Icelake-Server-noTSX-noMPX'>
+ <decode host='on' guest='off'/>
+ <signature family='6' model='106'/> <!-- 0606A5 -->
+ <vendor name='Intel'/>
+ <feature name='3dnowprefetch'/>
+ <feature name='abm'/>
+ <feature name='adx'/>
+ <feature name='aes'/>
+ <feature name='apic'/>
+ <feature name='arat'/>
+ <feature name='avx'/>
+ <feature name='avx2'/>
+ <feature name='avx512-vpopcntdq'/>
+ <feature name='avx512bitalg'/>
+ <feature name='avx512bw'/>
+ <feature name='avx512cd'/>
+ <feature name='avx512dq'/>
+ <feature name='avx512f'/>
+ <feature name='avx512vbmi'/>
+ <feature name='avx512vbmi2'/>
+ <feature name='avx512vl'/>
+ <feature name='avx512vnni'/>
+ <feature name='bmi1'/>
+ <feature name='bmi2'/>
+ <feature name='clflush'/>
+ <feature name='clflushopt'/>
+ <feature name='clwb'/>
+ <feature name='cmov'/>
+ <feature name='cx16'/>
+ <feature name='cx8'/>
+ <feature name='de'/>
+ <feature name='erms'/>
+ <feature name='f16c'/>
+ <feature name='fma'/>
+ <feature name='fpu'/>
+ <feature name='fsgsbase'/>
+ <feature name='fxsr'/>
+ <feature name='gfni'/>
+ <feature name='intel-pt' removed='yes'/>
+ <feature name='invpcid'/>
+ <feature name='la57'/>
+ <feature name='lahf_lm'/>
+ <feature name='lm'/>
+ <feature name='mca'/>
+ <feature name='mce'/>
+ <feature name='mmx'/>
+ <feature name='movbe'/>
+ <feature name='mpx' removed='yes'/>
+ <feature name='msr'/>
+ <feature name='mtrr'/>
+ <feature name='nx'/>
+ <feature name='pae'/>
+ <feature name='pat'/>
+ <feature name='pcid'/>
+ <feature name='pclmuldq'/>
+ <feature name='pdpe1gb'/>
+ <feature name='pge'/>
+ <feature name='pku'/>
+ <feature name='pni'/>
+ <feature name='popcnt'/>
+ <feature name='pse'/>
+ <feature name='pse36'/>
+ <feature name='rdrand'/>
+ <feature name='rdseed'/>
+ <feature name='rdtscp'/>
+ <feature name='sep'/>
+ <feature name='smap'/>
+ <feature name='smep'/>
+ <feature name='spec-ctrl'/>
+ <feature name='ssbd'/>
+ <feature name='sse'/>
+ <feature name='sse2'/>
+ <feature name='sse4.1'/>
+ <feature name='sse4.2'/>
+ <feature name='ssse3'/>
+ <feature name='syscall'/>
+ <feature name='tsc'/>
+ <feature name='tsc-deadline'/>
+ <feature name='umip'/>
+ <feature name='vaes'/>
+ <feature name='vme'/>
+ <feature name='vpclmulqdq'/>
+ <feature name='wbnoinvd'/>
+ <feature name='x2apic'/>
+ <feature name='xgetbv1'/>
+ <feature name='xsave'/>
+ <feature name='xsavec'/>
+ <feature name='xsaveopt'/>
+ </model>
+</cpus>
--
2.34.1
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