Changeset 50144 in vbox for trunk/src/VBox/Devices

Timestamp:

Jan 21, 2014 5:16:50 PM (11 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

91695

Message:

dev/vga: reset on vbe enable change only

File:

• trunk/src/VBox/Devices/Graphics/DevVGA.cpp (modified) (3 diffs)

trunk/src/VBox/Devices/Graphics/DevVGA.cpp

@@ -1036 +1036 @@
             return VINF_IOM_R3_IOPORT_WRITE;
 #else
+        {
+            bool fVbeEnableChange = !(val & VBE_DISPI_ENABLED) != !(pThis->vbe_regs[VBE_DISPI_INDEX_ENABLE] & VBE_DISPI_ENABLED);
+
             if ((val & VBE_DISPI_ENABLED) &&
                 !(pThis->vbe_regs[VBE_DISPI_INDEX_ENABLE] & VBE_DISPI_ENABLED)) {
@@ -1128 +1131 @@
             pThis->pDrv->pfnLFBModeChange(pThis->pDrv, (val & VBE_DISPI_ENABLED) != 0);
 #ifdef VBOX_WITH_HGSMI
-            VBVAReset(pThis);
+            if (fVbeEnableChange)
+                VBVAReset(pThis);
 #endif /* VBOX_WITH_HGSMI */
 
@@ -1138 +1142 @@
             }
             break;
+        }
 #endif /* IN_RING3 */
         case VBE_DISPI_INDEX_VIRT_WIDTH: