diff options
| -rwxr-xr-x | scripts/poky-qemu | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/scripts/poky-qemu b/scripts/poky-qemu index 313248ff4..b19a89dda 100755 --- a/scripts/poky-qemu +++ b/scripts/poky-qemu @@ -29,7 +29,7 @@ usage() { echo " Additional QEMU command-line options can be passed with:" echo " nographic - disables video console" echo " serial - enables a serial console on /dev/ttyS0" - echo " kvm - enables kvm" + echo " kvm - enables KVM when running qemux86/qemux86-64, VT capable CPU required" echo " \"<extra-qemu-options>\" - enables extra qemu options, excluding serial and kvm" echo "" echo "Examples:" @@ -171,10 +171,29 @@ while [ $i -le $# ]; do i=$((i + 1)) done +POKY_KVM_WIKI="https://wiki.yoctoproject.org/wiki/How_to_enable_KVM_for_Poky_qemu" # Detect KVM configuration -if [[ "x$KVM_ENABLED" == "xyes" && ! -z "$KVM_CAPABLE" ]]; then - if [[ "x$MACHINE" == "xqemux86" || "x$MACHINE" == "xqemux86-64" ]]; then +if [[ "x$KVM_ENABLED" == "xyes" ]]; then + if [[ -z "$KVM_CAPABLE" ]]; then + echo "You are tring to enable KVM on cpu without VT support. Remove kvm from the command-line, or refer"; + echo "$POKY_KVM_WIKI"; + exit 1; + fi + if [[ "x$MACHINE" != "xqemux86" && "x$MACHINE" != "xqemux86-64" ]]; then + echo "KVM only support x86 & x86-64. Remove kvm from the command-line"; + exit 1; + fi + if [ ! -e /dev/kvm ]; then + echo "Missing KVM device. Have you inserted kvm modules? Pls. refer"; + echo "$POKY_KVM_WIKI"; + exit 1; + fi + if 9<>/dev/kvm ; then SCRIPT_QEMU_OPT="$SCRIPT_QEMU_OPT -enable-kvm" + else + echo "You have no rights on /dev/kvm. Pls. change the owndership as described at"; + echo "$POKY_KVM_WIKI"; + exit 1; fi fi |