1 files changed, 39 insertions, 0 deletions
diff --git a/roms/edk2/OvmfPkg/Library/PxeBcPcdProducerLib/PxeBcPcd.c b/roms/edk2/OvmfPkg/Library/PxeBcPcdProducerLib/PxeBcPcd.c
new file mode 100644
index 000000000..7ce236326
--- /dev/null
+++ b/roms/edk2/OvmfPkg/Library/PxeBcPcdProducerLib/PxeBcPcd.c
@@ -0,0 +1,39 @@
+/** @file
+  Configure some PCDs dynamically for
+  "NetworkPkg/UefiPxeBcDxe/UefiPxeBcDxe.inf", from QEMU's fw_cfg.
+
+  Copyright (C) 2020, Red Hat, Inc.
+
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+
+#include <Library/PcdLib.h>
+#include <Library/QemuFwCfgSimpleParserLib.h>
+
+RETURN_STATUS
+EFIAPI
+SetPxeBcPcds (
+  VOID
+  )
+{
+  BOOLEAN       FwCfgBool;
+  RETURN_STATUS PcdStatus;
+
+  if (!RETURN_ERROR (QemuFwCfgParseBool ("opt/org.tianocore/IPv4PXESupport",
+                       &FwCfgBool))) {
+    PcdStatus = PcdSet8S (PcdIPv4PXESupport, FwCfgBool);
+    if (RETURN_ERROR (PcdStatus)) {
+      return PcdStatus;
+    }
+  }
+
+  if (!RETURN_ERROR (QemuFwCfgParseBool ("opt/org.tianocore/IPv6PXESupport",
+                       &FwCfgBool))) {
+    PcdStatus = PcdSet8S (PcdIPv6PXESupport, FwCfgBool);
+    if (RETURN_ERROR (PcdStatus)) {
+      return PcdStatus;
+    }
+  }
+
+  return RETURN_SUCCESS;
+}