X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=OvmfPkg%2FPlatformDxe%2FPlatform.c;fp=OvmfPkg%2FPlatformDxe%2FPlatform.c;h=a6172a8018761f9a8c97e73eadff9b110a50782a;hp=7e2353035cfee6e8db0dca9eb225bc07daf83748;hb=bdaf30e4e6eb0172c4adecad6276e7bc26714b6a;hpb=5267c89b4d114e16d5573f09c6f37af0b078abee

diff --git a/OvmfPkg/PlatformDxe/Platform.c b/OvmfPkg/PlatformDxe/Platform.c
index 7e2353035c..a6172a8018 100644
--- a/OvmfPkg/PlatformDxe/Platform.c
+++ b/OvmfPkg/PlatformDxe/Platform.c
@@ -17,6 +17,46 @@
 #include <Library/DebugLib.h>
 #include <Library/UefiBootServicesTableLib.h>
 
+#include "PlatformConfig.h"
+
+/**
+  Load and execute the platform configuration.
+
+  @retval EFI_SUCCESS            Configuration loaded and executed.
+  @return                        Status codes from PlatformConfigLoad().
+**/
+STATIC
+EFI_STATUS
+EFIAPI
+ExecutePlatformConfig (
+  VOID
+  )
+{
+  EFI_STATUS      Status;
+  PLATFORM_CONFIG PlatformConfig;
+  UINT64          OptionalElements;
+
+  Status = PlatformConfigLoad (&PlatformConfig, &OptionalElements);
+  if (EFI_ERROR (Status)) {
+    DEBUG (((Status == EFI_NOT_FOUND) ? EFI_D_VERBOSE : EFI_D_ERROR,
+      "%a: failed to load platform config: %r\n", __FUNCTION__, Status));
+    return Status;
+  }
+
+  if (OptionalElements & PLATFORM_CONFIG_F_GRAPHICS_RESOLUTION) {
+    //
+    // Pass the preferred resolution to GraphicsConsoleDxe via dynamic PCDs.
+    //
+    PcdSet32 (PcdVideoHorizontalResolution,
+      PlatformConfig.HorizontalResolution);
+    PcdSet32 (PcdVideoVerticalResolution,
+      PlatformConfig.VerticalResolution);
+  }
+
+  return EFI_SUCCESS;
+}
+
+
 /**
   Entry point for this driver.
 
@@ -33,6 +73,7 @@ PlatformInit (
   IN  EFI_SYSTEM_TABLE  *SystemTable
   )
 {
+  ExecutePlatformConfig ();
   return EFI_SUCCESS;
 }