Hi, Shengfeng
> -----Original Message-----
> From: devel@edk2.groups.io [mailto:devel@edk2.groups.io] On Behalf Of Xue,
> ShengfengX
> Sent: Monday, April 15, 2019 4:14 PM
> To: devel@edk2.groups.io
> Cc: Xue; Xue, ShengfengX <shengfengx....@intel.com>
> Subject: [edk2-devel] [PATCH] Edk2\NetworkPkg\UefiPxeBcDxe : Open a method to
> Enabled/Disabled IPV6/IPV6 PXE Support.
>
> Please refer this link for defail.
> https://bugzilla.tianocore.org/show_bug.cgi?id=1695
> Some Platform Developer want IPv4 and IPv6 PXE support separately. So it need
> open a method Enabled/Disabled IPV6/IPV6 PXE Support in PxeBcSupported().
I'm OK with a new PCD to enable/disable the PXE support, please describe this
change clearly in the patch description, and also in the Bugzilla.
>
> Contributed-under: TianoCore Contribution Agreement 1.1
> Signed-off-by: Xue, ShengfengX <shengfengx....@intel.com>
> Reviewed-by: Reviewer Name <devel@edk2.groups.io>
You should add the package maintainer to the Cc list, or add "Cc: xxx" here
so git send-mail could help you to do that.
> ---
> NetworkPkg/NetworkPkg.dec | 12 +++++++++++-
> NetworkPkg/UefiPxeBcDxe/PxeBcDriver.c | 12 +++++++++++-
> NetworkPkg/UefiPxeBcDxe/PxeBcImpl.h | 5 ++++-
> NetworkPkg/UefiPxeBcDxe/UefiPxeBcDxe.inf | 4 +++-
> 4 files changed, 29 insertions(+), 4 deletions(-)
>
> diff --git a/NetworkPkg/NetworkPkg.dec b/NetworkPkg/NetworkPkg.dec
> index 9b8ece4837..1a7b634631 100644
> --- a/NetworkPkg/NetworkPkg.dec
> +++ b/NetworkPkg/NetworkPkg.dec
> @@ -3,7 +3,7 @@
> #
> # This package provides network modules that conform to UEFI 2.4
> specification.
> #
> -# Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved.<BR>
> +# Copyright (c) 2009 - 2019, Intel Corporation. All rights reserved.<BR>
> # (C) Copyright 2015-2017 Hewlett Packard Enterprise Development LP<BR>
> #
> # SPDX-License-Identifier: BSD-2-Clause-Patent
> @@ -117,5 +117,15 @@
> # @Prompt Type Value of network boot policy used in iSCSI.
>
> gEfiNetworkPkgTokenSpaceGuid.PcdIScsiAIPNetworkBootPolicy|0x08|UINT8|0x1000000
> 7
>
> + ## IPv4 PXE support
> + # 0x00 = PXE Enabled
> + # 0x01 = PXE Disabled
> + gEfiNetworkPkgTokenSpaceGuid.PcdIPv4PXESupport|0x00|UINT8|0x10000008
Normally people will use 0x01 to indicate an Enabled status, not zero.
> +
> + ## IPv6 PXE support
> + # 0x00 = PXE Enabled
> + # 0x01 = PXE Disabled
> + gEfiNetworkPkgTokenSpaceGuid.PcdIPv6PXESupport|0x00|UINT8|0x10000009
> +
> [UserExtensions.TianoCore."ExtraFiles"]
> NetworkPkgExtra.uni
> diff --git a/NetworkPkg/UefiPxeBcDxe/PxeBcDriver.c
> b/NetworkPkg/UefiPxeBcDxe/PxeBcDriver.c
> index 3c1d400d50..cac19242aa 100644
> --- a/NetworkPkg/UefiPxeBcDxe/PxeBcDriver.c
> +++ b/NetworkPkg/UefiPxeBcDxe/PxeBcDriver.c
> @@ -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) == PXEDISABLED) &&
> (PcdGet8(PcdIPv6PXESupport) == PXEDISABLED)) {
> + return EFI_UNSUPPORTED;
> + }
> +
> Status = EfiLibInstallDriverBindingComponentName2 (
> ImageHandle,
> SystemTable,
> @@ -1301,9 +1305,15 @@ PxeBcSupported (
> EFI_GUID *MtftpServiceBindingGuid;
>
> if (IpVersion == IP_VERSION_4) {
> + if (PcdGet8(PcdIPv4PXESupport) == PXEDISABLED) {
> + return EFI_UNSUPPORTED;
> + }
> DhcpServiceBindingGuid = &gEfiDhcp4ServiceBindingProtocolGuid;
> MtftpServiceBindingGuid = &gEfiMtftp4ServiceBindingProtocolGuid;
> } else {
> + if (PcdGet8(PcdIPv6PXESupport) == PXEDISABLED) {
> + return EFI_UNSUPPORTED;
> + }
> DhcpServiceBindingGuid = &gEfiDhcp6ServiceBindingProtocolGuid;
> MtftpServiceBindingGuid = &gEfiMtftp6ServiceBindingProtocolGuid;
> }
> diff --git a/NetworkPkg/UefiPxeBcDxe/PxeBcImpl.h
> b/NetworkPkg/UefiPxeBcDxe/PxeBcImpl.h
> index f0db4a0c1a..ba870ddf5a 100644
> --- a/NetworkPkg/UefiPxeBcDxe/PxeBcImpl.h
> +++ b/NetworkPkg/UefiPxeBcDxe/PxeBcImpl.h
> @@ -2,7 +2,7 @@
> This EFI_PXE_BASE_CODE_PROTOCOL and EFI_LOAD_FILE_PROTOCOL.
> interfaces declaration.
>
> - 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
>
> @@ -78,6 +78,9 @@ typedef struct _PXEBC_VIRTUAL_NIC PXEBC_VIRTUAL_NIC;
> #define PXEBC_PRIVATE_DATA_FROM_ID(a) CR (a, PXEBC_PRIVATE_DATA, Id,
> PXEBC_PRIVATE_DATA_SIGNATURE)
> #define PXEBC_VIRTUAL_NIC_FROM_LOADFILE(a) CR (a, PXEBC_VIRTUAL_NIC,
> LoadFile, PXEBC_VIRTUAL_NIC_SIGNATURE)
>
> +#define PXEENABLED 0x00
> +#define PXEDISABLED 0x01
This doesn't follow EDKII coding style, there should be an underline between
each word.
> +
> typedef union {
> PXEBC_DHCP4_PACKET_CACHE Dhcp4;
> PXEBC_DHCP6_PACKET_CACHE Dhcp6;
> diff --git a/NetworkPkg/UefiPxeBcDxe/UefiPxeBcDxe.inf
> b/NetworkPkg/UefiPxeBcDxe/UefiPxeBcDxe.inf
> index fc31250dea..0341f1052a 100644
> --- a/NetworkPkg/UefiPxeBcDxe/UefiPxeBcDxe.inf
> +++ b/NetworkPkg/UefiPxeBcDxe/UefiPxeBcDxe.inf
> @@ -5,7 +5,7 @@
> # PXE-compatible device for network access or booting. This driver supports
> # both IPv4 and IPv6 network stack.
> #
> -# 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
> #
> @@ -102,6 +102,8 @@
> [Pcd]
> gEfiMdeModulePkgTokenSpaceGuid.PcdTftpBlockSize ## SOMETIMES_CONSUMES
> gEfiNetworkPkgTokenSpaceGuid.PcdPxeTftpWindowSize ## SOMETIMES_CONSUMES
> + gEfiNetworkPkgTokenSpaceGuid.PcdIPv4PXESupport ## CONSUMES
> + gEfiNetworkPkgTokenSpaceGuid.PcdIPv6PXESupport ## CONSUMES
>
> [UserExtensions.TianoCore."ExtraFiles"]
> UefiPxeBcDxeExtra.uni
> --
> 2.16.2.windows.1
>
>
>
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