GraphicsOutputDxe/GraphicsOutput.c: Allow for framebuffer at an offse…

…t from BAR Signed-off-by: Michał Kopeć <[email protected]>
Dasharo · Jun 14, 2024 · f053a43 · f053a43
1 parent 6a6d410
commit f053a43
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/UefiPayloadPkg/GraphicsOutputDxe/GraphicsOutput.c b/UefiPayloadPkg/GraphicsOutputDxe/GraphicsOutput.c
@@ -406,8 +406,9 @@ GraphicsOutputDriverBindingStart (
               FrameBufferBase = Resources->AddrRangeMin;
             }
             if (DeviceInfo->BarIndex == MAX_UINT8) {
-              if (Resources->AddrRangeMin == GraphicsInfo->FrameBufferBase) {
-                FrameBufferBase = Resources->AddrRangeMin;
+              if (Resources->AddrRangeMin <= GraphicsInfo->FrameBufferBase
+                  && Resources->AddrRangeMin + Resources->AddrLen >= GraphicsInfo->FrameBufferBase + GraphicsInfo->FrameBufferSize ) {
+                FrameBufferBase = GraphicsInfo->FrameBufferBase;
                 break;
               }
             } else {