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NetworkPkg/UefiPxeBcDxe:Add two PCD to control PXE.

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REF:https://bugzilla.tianocore.org/show_bug.cgi?id=1695

Setup need provide an item for user to control IPV46 PXE boot.
Origin UefiPxeBcDxe driver doesn't have such interface.
This change added two PCD to control IPV4/6 PXE in PxeBcSupported().
Platform code should override this two PCD according to Setup value.
code change no side effect on current PXE function with default PCD.

Signed-off-by: Xue ShengfengX <shengfengx.xue@intel.com>
Cc: Siyuan Fu <siyuan.fu@intel.com>
Cc: Jiaxin Wu <jiaxin.wu@intel.com>
Reviewed-by: Siyuan Fu <siyuan.fu@intel.com>
This commit is contained in:
Xue, ShengfengX
2019-04-18 18:13:22 +08:00
committed by Fu Siyuan
parent c2f643479e
commit b29e6365c3
4 changed files with 29 additions and 4 deletions
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12
NetworkPkg/UefiPxeBcDxe/PxeBcDriver.c
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@@ -2,7 +2,7 @@
Driver Binding functions implementationfor for UefiPxeBc Driver.
(C) Copyright 2014 Hewlett-Packard Development Company, L.P.<BR>
Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2007 - 2019, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
@@ -1242,6 +1242,10 @@ PxeBcDriverEntryPoint (
{
EFI_STATUS Status;
if ((PcdGet8(PcdIPv4PXESupport) == PXE_DISABLED) && (PcdGet8(PcdIPv6PXESupport) == PXE_DISABLED)) {
return EFI_UNSUPPORTED;
}
Status = EfiLibInstallDriverBindingComponentName2 (
ImageHandle,
SystemTable,
@@ -1301,9 +1305,15 @@ PxeBcSupported (
EFI_GUID *MtftpServiceBindingGuid;
if (IpVersion == IP_VERSION_4) {
if (PcdGet8(PcdIPv4PXESupport) == PXE_DISABLED) {
return EFI_UNSUPPORTED;
}
DhcpServiceBindingGuid = &gEfiDhcp4ServiceBindingProtocolGuid;
MtftpServiceBindingGuid = &gEfiMtftp4ServiceBindingProtocolGuid;
} else {
if (PcdGet8(PcdIPv6PXESupport) == PXE_DISABLED) {
return EFI_UNSUPPORTED;
}
DhcpServiceBindingGuid = &gEfiDhcp6ServiceBindingProtocolGuid;
MtftpServiceBindingGuid = &gEfiMtftp6ServiceBindingProtocolGuid;
}