Add WITHDTB configuration variable

Allows the guest to be run with a specific DTB instead of the one
generated with QEMU. It still has to match the HW somehow...

Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/runefivm.sh b/runefivm.sh
index 85cc556..5e9cede 100755
--- a/runefivm.sh
+++ b/runefivm.sh
@@ -14,6 +14,7 @@ qemu=${QEMU-/usr/bin/qemu-system-aarch64}
 accel=${ACCEL-kvm}
 cputype=${CPUTYPE-host}
 dumpdtb=${DUMPDTB}
+withdtb=${WITHDTB}
 
 if [ "$bit" = 64 ]; then
 	sf=on
@@ -120,6 +121,10 @@ EOF
 dtc -I dts -O dtb -o $dtb $dts
 ) && forcedtb="-dtb $dtb"
 
+if [ ! -z "$withdtb" ]; then
+	forcedtb="-dtb $withdtb"
+fi
+
 rm $dts
 eval "$qemu $forcedtb $args"
 rm $dtb