display_driver_helper: add --setup-boot-kms action which

sets/unsets 'nokmsboot' boot option as necessary

2 files changed, 12 insertions, 0 deletions

diff --git a/NEWS b/NEWS
index f278e51..61b2ca1 100644
--- a/NEWS
+++ b/NEWS
@@ -12,6 +12,8 @@
   o report KMS as not allowed with --is-kms-allowed on radeon hardware
     without radeon firmware, so that 'nokmsboot' will be used on such
     cases
+  o add --setup-boot-kms action which sets/unsets 'nokmsboot' boot
+    option as necessary
 
 Version 0.99 - 18 December 2011
 - default to 24bit with QXL driver (16 bit doesn't work)
diff --git a/tools/display_driver_helper b/tools/display_driver_helper
index b15fad6..255580b 100644
--- a/tools/display_driver_helper
+++ b/tools/display_driver_helper
@@ -376,6 +376,10 @@ get_active_kms_drivers() {
 	done
 }
 
+setup_boot_kms() {
+	perl -I/usr/lib/libDrakX -MXconfig::various -e 'Xconfig::various::setup_kms()'
+}
+
 usage() {
 	cat <<EOF
 Usage: $0 action [arguments]
@@ -430,6 +434,9 @@ Known actions:
         As --check-loaded, and consider ambiguous cases (e.g. nvidia where
         we can't detect if the loaded driver has the correct version) as
         failure.
+
+  --setup-boot-kms
+        Set or unset the 'nokmsboot' option as necessary.
 EOF
 }
 
@@ -506,6 +513,9 @@ case "$1" in
 --check-speedboot)
 	check_dkms_status && check_loaded
 	;;
+--setup-boot-kms)
+	setup_boot_kms
+	;;
 *)
 	usage
 	;;