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qemu: Enable KVM support on x86/x86-64 host 

User need build kvm module for native kernel and install them by "modprobe
kvm_intel". Then add "kvm" option to poky-qemu to enable it.

Signed-off-by: Zhai Edwin <edwin.zhai@intel.com>
This commit is contained in:
Zhai Edwin 2010-12-02 15:11:53 +08:00 committed by Saul Wold
parent 3d08b9f2c6
commit a1175b8906
2 changed files with 13 additions and 1 deletions
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2
meta/recipes-devtools/qemu/qemu.inc
View File

@ -3,7 +3,7 @@ HOMEPAGE = "http://qemu.org"
LICENSE = "GPLv2 & LGPLv2.1"
DEPENDS = "zlib"
EXTRA_OECONF = "--target-list=arm-linux-user,arm-softmmu,i386-linux-user,i386-softmmu,x86_64-linux-user,x86_64-softmmu,mips-linux-user,mips-softmmu,ppc-linux-user,ppc-softmmu,mipsel-linux-user --disable-werror --disable-vnc-tls"
EXTRA_OECONF = "--target-list=arm-linux-user,arm-softmmu,i386-linux-user,i386-softmmu,x86_64-linux-user,x86_64-softmmu,mips-linux-user,mips-softmmu,ppc-linux-user,ppc-softmmu,mipsel-linux-user --disable-werror --disable-vnc-tls --enable-kvm"
#EXTRA_OECONF += "--disable-sdl"
inherit autotools

12
scripts/poky-qemu
View File

@ -84,6 +84,7 @@ process_filename() {
# Parse command line args without requiring specific ordering. It's a
# bit more complex, but offers a great user experience.
KVM_ENABLED="no"
i=1
while [ $i -le $# ]; do
arg=${!i}
@ -124,6 +125,10 @@ while [ $i -le $# ]; do
SCRIPT_QEMU_OPT="$SCRIPT_QEMU_OPT -serial stdio"
SCRIPT_KERNEL_OPT="$SCRIPT_KERNEL_OPT console=ttyS0"
;;
"kvm")
KVM_ENABLED="yes"
KVM_CAPABLE=`grep 'vmx\|smx' /proc/cpuinfo`
;;
*)
# A directory name is an nfs rootfs
if [ -d "$arg" ]; then
@ -152,6 +157,13 @@ while [ $i -le $# ]; do
i=$((i + 1))
done
# Detect KVM configuration
if [[ "x$KVM_ENABLED" == "xyes" && ! -z "$KVM_CAPABLE" ]]; then
if [[ "x$MACHINE" == "xqemux86" || "x$MACHINE" == "xqemux86-64" ]]; then
SCRIPT_QEMU_OPT="$SCRIPT_QEMU_OPT -enable-kvm"
fi
fi
# Report errors for missing combinations of options
if [[ -z "$MACHINE" && -z "$KERNEL" ]]; then
echo "Error: you must specify at least a MACHINE or KERNEL argument"