audk/OvmfPkg/Library/PxeBcPcdProducerLib/PxeBcPcd.c

40 lines
937 B
C

/** @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;
}