[libvirt] [PATCH] cpu: Add new EPYC CPU model
Add a new CPU model called 'EPYC' to model processors from AMD EPYC
family (which includes EPYC 76xx,75xx,74xx, 73xx and 72xx).
The following features bits have been added/removed compare to Opteron_G5
Added: monitor, movbe, rdrand, mmxext, ffxsr, rdtscp, cr8legacy, osvw,
fsgsbase, bmi1, avx2, smep, bmi2, rdseed, adx, smap, clfshopt, sha
xsaveopt, xsavec, xgetbv1, arat
Removed: xop, fma4, tbm
The patch is depend on EPYC CPU model supported introduced in qemu [1]
[1] https://patchwork.kernel.org/patch/9902205/
Cc: Tom Lendacky <Thomas.Lendacky(a)amd.com>
Signed-off-by: Brijesh Singh <brijesh.singh(a)amd.com>
---
src/cpu/cpu_map.xml | 74 +++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 74 insertions(+)
diff --git a/src/cpu/cpu_map.xml b/src/cpu/cpu_map.xml
index 8e7ac49..522d66b 100644
--- a/src/cpu/cpu_map.xml
+++ b/src/cpu/cpu_map.xml
@@ -251,6 +251,9 @@
<feature name='clflushopt'>
<cpuid eax_in='0x07' ecx_in='0x00'
ebx='0x00800000'/>
</feature>
+ <feature name='sha_ni'>
+ <cpuid eax_in='0x07' ecx_in='0x00'
ebx='0x20000000'/>
+ </feature>
<feature name='avx512pf'>
<cpuid eax_in='0x07' ecx_in='0x00'
ebx='0x04000000'/>
</feature>
@@ -1545,6 +1548,77 @@
<feature name='xop'/>
<feature name='xsave'/>
</model>
+
+ <model name='EPYC'>
+ <signature family='23' model='1'/>
+ <vendor name='AMD'/>
+ <feature name='sse2'/>
+ <feature name='sse'/>
+ <feature name='fxsr'/>
+ <feature name='mmx'/>
+ <feature name='clflush'/>
+ <feature name='pse36'/>
+ <feature name='pat'/>
+ <feature name='cmov'/>
+ <feature name='mca'/>
+ <feature name='pge'/>
+ <feature name='mtrr'/>
+ <feature name='sep'/>
+ <feature name='apic'/>
+ <feature name='cx8'/>
+ <feature name='mce'/>
+ <feature name='pae'/>
+ <feature name='msr'/>
+ <feature name='tsc'/>
+ <feature name='pse'/>
+ <feature name='de'/>
+ <feature name='vme'/>
+ <feature name='fpu'/>
+ <feature name='rdrand'/>
+ <feature name='f16c'/>
+ <feature name='avx'/>
+ <feature name='xsave'/>
+ <feature name='aes'/>
+ <feature name='popcnt'/>
+ <feature name='movbe'/>
+ <feature name='sse4.2'/>
+ <feature name='sse4.1'/>
+ <feature name='cx16'/>
+ <feature name='fma'/>
+ <feature name='ssse3'/>
+ <feature name='monitor'/>
+ <feature name='pclmuldq'/>
+ <feature name='pni'/>
+ <feature name='lm'/>
+ <feature name='rdtscp'/>
+ <feature name='pdpe1gb'/>
+ <feature name='fxsr_opt'/>
+ <feature name='mmxext'/>
+ <feature name='nx'/>
+ <feature name='syscall'/>
+ <feature name='osvw'/>
+ <feature name='3dnowprefetch'/>
+ <feature name='misalignsse'/>
+ <feature name='sse4a'/>
+ <feature name='abm'/>
+ <feature name='cr8legacy'/>
+ <feature name='svm'/>
+ <feature name='lahf_lm'/>
+ <feature name='fsgsbase'/>
+ <feature name='bmi1'/>
+ <feature name='avx2'/>
+ <feature name='smep'/>
+ <feature name='bmi2'/>
+ <feature name='rdseed'/>
+ <feature name='adx'/>
+ <feature name='smap'/>
+ <feature name='clflushopt'/>
+ <feature name='sha_ni'/>
+ <feature name='xsaveopt'/>
+ <feature name='xsavec'/>
+ <feature name='xgetbv1'/>
+ <feature name='arat'/>
+ </model>
</arch>
<arch name='ppc64'>
--
2.9.4