- configure vga=785 (640x480) when vga=788 (800x600) fails during install

  (useful on 800x480 netbooks)

other solutions could be:
- ensure gfxboot choose 785 when it detects 788 is not available
- ensure kernel tries 785 when 788 fails

1 files changed, 13 insertions, 0 deletions

diff --git a/perl-install/install/steps_gtk.pm b/perl-install/install/steps_gtk.pm
index 5af3e3e6f..a32a195e6 100644
--- a/perl-install/install/steps_gtk.pm
+++ b/perl-install/install/steps_gtk.pm
@@ -123,6 +123,7 @@ sub new($$) {
     install::gtk::init_sizes($o);
     install::gtk::install_theme($o);
     install::gtk::create_steps_window($o);
+    _may_configure_framebuffer_640x480($o);
 
     $ugtk2::grab = 1;
 
@@ -131,6 +132,18 @@ sub new($$) {
     $o;
 }
 
+#- if we success to start X in 640x480 using driver "vesa", 
+#- we configure to use fb on installed system (to ensure splashy works)
+#- (useful on 800x480 netbooks)
+sub _may_configure_framebuffer_640x480 {
+    my ($o) = @_;
+
+    if ($::rootwidth == 640 && !$o->{allowFB}) {
+	$o->{vga} = 785;
+	$o->{allowFB} = 1;
+    }
+}
+
 sub enteringStep {
     my ($o, $step) = @_;