X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=OvmfPkg%2FLibrary%2FPxeBcPcdProducerLib%2FPxeBcPcd.c;fp=OvmfPkg%2FLibrary%2FPxeBcPcdProducerLib%2FPxeBcPcd.c;h=7ce236326fb4937093b4db656fac08787eab3ea0;hp=0000000000000000000000000000000000000000;hb=b8b890ca0a91e1a9101cd067a768d59926c454b9;hpb=237773324887503a33a8fcf9b7b29dc26a6f942a

diff --git a/OvmfPkg/Library/PxeBcPcdProducerLib/PxeBcPcd.c b/OvmfPkg/Library/PxeBcPcdProducerLib/PxeBcPcd.c
new file mode 100644
index 0000000000..7ce236326f
--- /dev/null
+++ b/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;
+}