Unbreak dual head (xinerama)

This patch has been used in Debian, Ubuntu and Gentoo for years.

https://bugs.freedesktop.org/show_bug.cgi?id=18472
https://launchpad.net/bugs/292214
https://bugs.gentoo.org/show_bug.cgi?id=265100

Signed-off-by: Andy MacLean <andy-ub1@themacleans.org.uk>
Reviewed-by: Cyril Brulebois <kibi@debian.org>
Reviewed-by: Robert Jacobs <robert.n.jacobs@gmail.com>
Tested-by: Robert Jacobs <robert.n.jacobs@gmail.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/src/mga.h b/src/mga.h
index 0c5d71d..988ba93 100644
--- a/src/mga.h
+++ b/src/mga.h
@@ -343,6 +343,13 @@ typedef struct {
     int			mastervideoRam;
     int			slavevideoRam;
     Bool		directRenderingEnabled;
+
+    void *		mappedIOBase;
+    int			mappedIOUsage;
+
+    void *		mappedILOADBase;
+    int			mappedILOADUsage;
+
     ScrnInfoPtr 	pScrn_1;
     ScrnInfoPtr 	pScrn_2;
 } MGAEntRec, *MGAEntPtr;