OvmfPkg/QemuFlashFvbServicesRuntimeDxe: Bypass flash detection with SEV-ES

[mirror_edk2.git] / OvmfPkg / QemuFlashFvbServicesRuntimeDxe / QemuFlashSmm.c

diff --git a/OvmfPkg/QemuFlashFvbServicesRuntimeDxe/QemuFlashSmm.c b/OvmfPkg/QemuFlashFvbServicesRuntimeDxe/QemuFlashSmm.c
index 7eb426e03855749a269ea983fc8b1189247649cd..7eb80bfeffae591dcc1506b0a46a4962beb08006 100644 (file)
--- a/OvmfPkg/QemuFlashFvbServicesRuntimeDxe/QemuFlashSmm.c
+++ b/OvmfPkg/QemuFlashFvbServicesRuntimeDxe/QemuFlashSmm.c
@@ -46,3 +46,19 @@ QemuFlashBeforeProbe (
              );\r
   ASSERT_EFI_ERROR (Status);\r
 }\r
+\r
+/**\r
+  Write to QEMU Flash\r
+\r
+  @param[in] Ptr    Pointer to the location to write.\r
+  @param[in] Value  The value to write.\r
+\r
+**/\r
+VOID\r
+QemuFlashPtrWrite (\r
+  IN        volatile UINT8    *Ptr,\r
+  IN        UINT8             Value\r
+  )\r
+{\r
+  *Ptr = Value;\r
+}\r