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| author | Jonathan Bauer | 2019-08-12 14:01:46 +0200 |
|---|---|---|
| committer | Jonathan Bauer | 2019-08-12 14:01:46 +0200 |
| commit | 74a59c2b1a4b23978ac9aad56540aec64cc3f3e0 (patch) | |
| tree | ddccdb72eda8cb17964ce31c54797f6e5e966fd9 /core/modules/vmware-version-check | |
| parent | [kernel] make sure CONFIG_X86_MSR is set (diff) | |
| download | mltk-74a59c2b1a4b23978ac9aad56540aec64cc3f3e0.tar.gz mltk-74a59c2b1a4b23978ac9aad56540aec64cc3f3e0.tar.xz mltk-74a59c2b1a4b23978ac9aad56540aec64cc3f3e0.zip | |
[vmware-version-check] CPU support check helper
Diffstat (limited to 'core/modules/vmware-version-check')
4 files changed, 45 insertions, 0 deletions
diff --git a/core/modules/vmware-version-check/data/opt/openslx/bin/vmware-get-supported-version b/core/modules/vmware-version-check/data/opt/openslx/bin/vmware-get-supported-version new file mode 100755 index 00000000..82bd7d50 --- /dev/null +++ b/core/modules/vmware-version-check/data/opt/openslx/bin/vmware-get-supported-version @@ -0,0 +1,22 @@ +#!/bin/ash +# This script checks whether given VMware version supports the CPU: +# * Intel: check for "VMX Unrestricted Guest" CPU flag +# * AMD: check if CPU family is Bulldozer or newer + +export PATH=$PATH:/opt/openslx/sbin:/opt/openslx/bin + +get_supported_version() { + local vendor="$( awk '$1 == "vendor_id" {print $NF;exit}' /proc/cpuinfo )" + local version=12 + if [ "$vendor" = "GenuineIntel" ]; then + modprobe msr + flag="$( rdmsr --bitfield 5:5 0x485 )" + [ "$flag" = 1 ] && version=15 + elif [ "$vendor" = "AuthenticAMD" ]; then + family="$( awk '$1$2 == "cpufamily" {print $NF;exit}' /proc/cpuinfo )" + [ "$family" -ge 21 ] && version=15 + fi + echo "$version" +} + +get_supported_version diff --git a/core/modules/vmware-version-check/module.build b/core/modules/vmware-version-check/module.build new file mode 100644 index 00000000..5086d1bc --- /dev/null +++ b/core/modules/vmware-version-check/module.build @@ -0,0 +1,13 @@ +#!/bin/bash +# fake module simply copying its data/ files +fetch_source() { + : +} + +build() { + : +} + +post_copy() { + : +} diff --git a/core/modules/vmware-version-check/module.conf b/core/modules/vmware-version-check/module.conf new file mode 100644 index 00000000..49255291 --- /dev/null +++ b/core/modules/vmware-version-check/module.conf @@ -0,0 +1,6 @@ +#!/bin/bash +REQUIRED_BINARIES=" + rdmsr +" +REQUIRED_LIBRARIES="" +REQUIRED_DIRECTORIES="" diff --git a/core/modules/vmware-version-check/module.conf.ubuntu b/core/modules/vmware-version-check/module.conf.ubuntu new file mode 100644 index 00000000..3bab77c9 --- /dev/null +++ b/core/modules/vmware-version-check/module.conf.ubuntu @@ -0,0 +1,4 @@ +#!/bin/bash +REQUIRED_CONTENT_PACKAGES=" + msr-tools +" |