[edk2-devel] [Patch V4] MinPlatformPkg: console redirect after the shell is loaded
Heng Luo
heng.luo at intel.com
Tue Nov 10 02:13:52 UTC 2020
Dear all,
Any comments about Patch V4?
Thanks,
Heng
> -----Original Message-----
> From: Luo, Heng
> Sent: Thursday, November 5, 2020 9:08 AM
> To: devel at edk2.groups.io; gaoliming at byosoft.com.cn
> Cc: Dong, Eric <eric.dong at intel.com>; Chiu, Chasel <chasel.chiu at intel.com>;
> Desimone, Nathaniel L <nathaniel.l.desimone at intel.com>
> Subject: RE: [edk2-devel] [Patch V4] MinPlatformPkg: console redirect after
> the shell is loaded
>
> Hi Liming,
>
> I think not, if I separate it into 2 patch for MinPlatformPkg and
> OpenBoardPkgPcd, it will cause OpenBoard platform build error if it applys
> MinPlatformPkg patch only because PcdSerialTerminalEnable is not defined.
>
>
> Thanks,
> Heng
>
> > -----Original Message-----
> > From: devel at edk2.groups.io <devel at edk2.groups.io> On Behalf Of
> > gaoliming
> > Sent: Thursday, November 5, 2020 8:55 AM
> > To: devel at edk2.groups.io; Luo, Heng <heng.luo at intel.com>
> > Cc: Dong, Eric <eric.dong at intel.com>; Chiu, Chasel
> > <chasel.chiu at intel.com>; Desimone, Nathaniel L
> > <nathaniel.l.desimone at intel.com>
> > Subject: 回复: [edk2-devel] [Patch V4] MinPlatformPkg: console redirect
> > after the shell is loaded
> >
> > Heng:
> > Can you separate the patch for the different packages? If so, it will
> > be easily to be reviewed.
> >
> > Thanks
> > Liming
> > > -----邮件原件-----
> > > 发件人: bounce+27952+66973+4905953+8761045 at groups.io
> > > <bounce+27952+66973+4905953+8761045 at groups.io> 代表 Heng Luo
> > > 发送时间: 2020年11月4日 16:06
> > > 收件人: devel at edk2.groups.io
> > > 抄送: Eric Dong <eric.dong at intel.com>; Chasel Chiu
> > > <chasel.chiu at intel.com>; Nate DeSimone
> > > <nathaniel.l.desimone at intel.com>
> > > 主题: [edk2-devel] [Patch V4] MinPlatformPkg: console redirect after
> > > the shell is loaded
> > >
> > > REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3014
> > >
> > > Use SerialPortTerminalLib to get console redirect after the shell is
> > > loaded:
> > > 1. Add SerialPortTerminalLib to MinPlatformPkg/Library, add PCDs to
> > > configure serial port.
> > > 2. Add SerialPortTerminalLib to BdsDxe driver, to add the serial
> > > device to ConIn and ConOut variables 3. Include SerialDxe and
> > > TerminalDxe to CoreDxeInclude.dsc and CoreUefiBootInclude.fdf.
> > > 4. Use PcdSerialTerminalEnable to enable/disable this feature.
> > > 5. Enable feature for UpXtreme, and disable it for other platform by
> > default.
> > >
> > > Cc: Eric Dong <eric.dong at intel.com>
> > > Cc: Chasel Chiu <chasel.chiu at intel.com>
> > > Cc: Nate DeSimone <nathaniel.l.desimone at intel.com>
> > > Signed-off-by: Heng Luo <heng.luo at intel.com>
> > > ---
> > >
> > >
> >
> Platform/Intel/CometlakeOpenBoardPkg/CometlakeURvp/OpenBoardPkgPcd
> > > .dsc | 1 +
> > >
> Platform/Intel/KabylakeOpenBoardPkg/GalagoPro3/OpenBoardPkgPcd.dsc
> > > | 1 +
> > >
> > >
> >
> Platform/Intel/KabylakeOpenBoardPkg/KabylakeRvp3/OpenBoardPkgPcd.dsc
> > > | 1 +
> > > Platform/Intel/MinPlatformPkg/Include/Dsc/CoreDxeInclude.dsc
> > > | 15 +++++++++++++--
> > > Platform/Intel/MinPlatformPkg/Include/Fdf/CoreUefiBootInclude.fdf
> > > | 8 +++++++-
> > >
> > >
> > Platform/Intel/MinPlatformPkg/Library/SerialPortTerminalLib/SerialPort
> > Term
> > i
> > > nalLib.c | 102
> > >
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> > > ++++++++++++++++++++++++++++++++++++++++
> > >
> > >
> > Platform/Intel/MinPlatformPkg/Library/SerialPortTerminalLib/SerialPort
> > Term
> > i
> > > nalLib.h | 48
> > > ++++++++++++++++++++++++++++++++++++++++++++++++
> > >
> > >
> > Platform/Intel/MinPlatformPkg/Library/SerialPortTerminalLib/SerialPort
> > Term
> > i
> > > nalLib.inf | 40 ++++++++++++++++++++++++++++++++++++++++
> > > Platform/Intel/MinPlatformPkg/MinPlatformPkg.dec
> > > | 25 +++++++++++++++++++++++++
> > > Platform/Intel/MinPlatformPkg/MinPlatformPkg.dsc
> > > | 3 ++-
> > >
> Platform/Intel/SimicsOpenBoardPkg/BoardX58Ich10/OpenBoardPkgPcd.dsc
> > > | 1 +
> > >
> > >
> >
> Platform/Intel/WhiskeylakeOpenBoardPkg/UpXtreme/OpenBoardPkgPcd.dsc
> > > | 1 +
> > >
> > >
> >
> Platform/Intel/WhiskeylakeOpenBoardPkg/WhiskeylakeURvp/OpenBoardPkg
> > > Pcd.dsc | 1 +
> > > 13 files changed, 243 insertions(+), 4 deletions(-)
> > >
> > > diff --git
> > >
> >
> a/Platform/Intel/CometlakeOpenBoardPkg/CometlakeURvp/OpenBoardPkgP
> > > cd.dsc
> > >
> >
> b/Platform/Intel/CometlakeOpenBoardPkg/CometlakeURvp/OpenBoardPkgP
> > > cd.dsc
> > > index d611e99fc1..589b002d06 100644
> > > ---
> > >
> >
> a/Platform/Intel/CometlakeOpenBoardPkg/CometlakeURvp/OpenBoardPkgP
> > > cd.dsc
> > > +++
> > >
> >
> b/Platform/Intel/CometlakeOpenBoardPkg/CometlakeURvp/OpenBoardPkgP
> > > cd.dsc
> > > @@ -131,6 +131,7 @@
> > > gMinPlatformPkgTokenSpaceGuid.PcdPerformanceEnable|FALSE
> > >
> > > gMinPlatformPkgTokenSpaceGuid.PcdTpm2Enable|FALSE
> > >
> > > gMinPlatformPkgTokenSpaceGuid.PcdUefiSecureBootEnable|FALSE
> > >
> > > + gMinPlatformPkgTokenSpaceGuid.PcdSerialTerminalEnable|FALSE
> > >
> > >
> > >
> > > !if gMinPlatformPkgTokenSpaceGuid.PcdBootStage >= 1
> > >
> > > gMinPlatformPkgTokenSpaceGuid.PcdStopAfterDebugInit|TRUE
> > >
> > > diff --git
> > >
> >
> a/Platform/Intel/KabylakeOpenBoardPkg/GalagoPro3/OpenBoardPkgPcd.dsc
> > >
> >
> b/Platform/Intel/KabylakeOpenBoardPkg/GalagoPro3/OpenBoardPkgPcd.dsc
> > > index 352416a489..44dacdf082 100644
> > > ---
> > >
> >
> a/Platform/Intel/KabylakeOpenBoardPkg/GalagoPro3/OpenBoardPkgPcd.dsc
> > > +++
> > >
> >
> b/Platform/Intel/KabylakeOpenBoardPkg/GalagoPro3/OpenBoardPkgPcd.dsc
> > > @@ -130,6 +130,7 @@
> > > gMinPlatformPkgTokenSpaceGuid.PcdPerformanceEnable|FALSE
> > >
> > > gMinPlatformPkgTokenSpaceGuid.PcdTpm2Enable|FALSE
> > >
> > > gMinPlatformPkgTokenSpaceGuid.PcdUefiSecureBootEnable|FALSE
> > >
> > > + gMinPlatformPkgTokenSpaceGuid.PcdSerialTerminalEnable|FALSE
> > >
> > >
> > >
> > > !if gMinPlatformPkgTokenSpaceGuid.PcdBootStage >= 1
> > >
> > > gMinPlatformPkgTokenSpaceGuid.PcdStopAfterDebugInit|TRUE
> > >
> > > diff --git
> > >
> >
> a/Platform/Intel/KabylakeOpenBoardPkg/KabylakeRvp3/OpenBoardPkgPcd.d
> > > sc
> > >
> >
> b/Platform/Intel/KabylakeOpenBoardPkg/KabylakeRvp3/OpenBoardPkgPcd.d
> > > sc
> > > index 9e8b148753..725596cbf7 100644
> > > ---
> > >
> >
> a/Platform/Intel/KabylakeOpenBoardPkg/KabylakeRvp3/OpenBoardPkgPcd.d
> > > sc
> > > +++
> > >
> >
> b/Platform/Intel/KabylakeOpenBoardPkg/KabylakeRvp3/OpenBoardPkgPcd.d
> > > sc
> > > @@ -168,6 +168,7 @@
> > > gMinPlatformPkgTokenSpaceGuid.PcdPerformanceEnable|FALSE
> > >
> > > gMinPlatformPkgTokenSpaceGuid.PcdTpm2Enable|FALSE
> > >
> > > gMinPlatformPkgTokenSpaceGuid.PcdUefiSecureBootEnable|FALSE
> > >
> > > + gMinPlatformPkgTokenSpaceGuid.PcdSerialTerminalEnable|FALSE
> > >
> > >
> > >
> > > !if gMinPlatformPkgTokenSpaceGuid.PcdBootStage >= 1
> > >
> > > gMinPlatformPkgTokenSpaceGuid.PcdStopAfterDebugInit|TRUE
> > >
> > > diff --git
> > > a/Platform/Intel/MinPlatformPkg/Include/Dsc/CoreDxeInclude.dsc
> > > b/Platform/Intel/MinPlatformPkg/Include/Dsc/CoreDxeInclude.dsc
> > > index f0e578f8cc..2a4a574cdf 100644
> > > --- a/Platform/Intel/MinPlatformPkg/Include/Dsc/CoreDxeInclude.dsc
> > > +++ b/Platform/Intel/MinPlatformPkg/Include/Dsc/CoreDxeInclude.dsc
> > > @@ -1,7 +1,7 @@
> > > ## @file
> > >
> > > # Platform description.
> > >
> > > #
> > >
> > > -# Copyright (c) 2017 - 2019, Intel Corporation. All rights
> > > reserved.<BR>
> > >
> > > +# Copyright (c) 2017 - 2020, Intel Corporation. All rights
> > > +reserved.<BR>
> > >
> > > #
> > >
> > > # SPDX-License-Identifier: BSD-2-Clause-Patent
> > >
> > > #
> > >
> > > @@ -46,7 +46,18 @@
> > >
> > >
> > >
> > >
> >
> MdeModulePkg/Universal/MonotonicCounterRuntimeDxe/MonotonicCount
> > e
> > > rRuntimeDxe.inf
> > >
> > >
> > >
> > > - MdeModulePkg/Universal/BdsDxe/BdsDxe.inf
> > >
> > > + MdeModulePkg/Universal/BdsDxe/BdsDxe.inf{
> > >
> > > + <LibraryClasses>
> > >
> > > +!if gMinPlatformPkgTokenSpaceGuid.PcdSerialTerminalEnable == TRUE
> > >
> > > +
> > > NULL|SerialTerminalFeaturePkg/Library/SerialPortTerminalLib/SerialPo
> > > NULL|rt
> > > NULL|Term
> > > inalLib.inf
> > >
> > > +!endif
> > >
> > > + }
> > >
> > > +
> > >
> > > +!if gMinPlatformPkgTokenSpaceGuid.PcdSerialTerminalEnable == TRUE
> > >
> > > + MdeModulePkg/Universal/SerialDxe/SerialDxe.inf
> > >
> > > + MdeModulePkg/Universal/Console/TerminalDxe/TerminalDxe.inf
> > >
> > > +!endif
> > >
> > > +
> > >
> > >
> > >
> >
> MdeModulePkg/Universal/DriverHealthManagerDxe/DriverHealthManagerD
> > > xe.inf
> > >
> > > MdeModulePkg/Universal/SecurityStubDxe/SecurityStubDxe.inf {
> > >
> > > <LibraryClasses>
> > >
> > > diff --git
> > > a/Platform/Intel/MinPlatformPkg/Include/Fdf/CoreUefiBootInclude.fdf
> > > b/Platform/Intel/MinPlatformPkg/Include/Fdf/CoreUefiBootInclude.fdf
> > > index 7859c0b1a5..ef4576eedf 100644
> > > ---
> > > a/Platform/Intel/MinPlatformPkg/Include/Fdf/CoreUefiBootInclude.fdf
> > > +++ b/Platform/Intel/MinPlatformPkg/Include/Fdf/CoreUefiBootInclude.
> > > +++ fd
> > > +++ f
> > > @@ -1,7 +1,7 @@
> > > ## @file
> > >
> > > # FDF file of Platform.
> > >
> > > #
> > >
> > > -# Copyright (c) 2017 - 2019, Intel Corporation. All rights
> > > reserved.<BR>
> > >
> > > +# Copyright (c) 2017 - 2020, Intel Corporation. All rights
> > > +reserved.<BR>
> > >
> > > #
> > >
> > > # SPDX-License-Identifier: BSD-2-Clause-Patent
> > >
> > > #
> > >
> > > @@ -26,6 +26,12 @@ INF
> > > MdeModulePkg/Universal/Variable/RuntimeDxe/VariableRuntimeDxe.inf
> > > INF
> > >
> >
> MdeModulePkg/Universal/MonotonicCounterRuntimeDxe/MonotonicCount
> > e
> > > rRuntimeDxe.inf
> > >
> > >
> > >
> > > INF MdeModulePkg/Universal/BdsDxe/BdsDxe.inf
> > >
> > > +
> > >
> > > +!if gMinPlatformPkgTokenSpaceGuid.PcdSerialTerminalEnable == TRUE
> > >
> > > +INF MdeModulePkg/Universal/SerialDxe/SerialDxe.inf
> > >
> > > +INF MdeModulePkg/Universal/Console/TerminalDxe/TerminalDxe.inf
> > >
> > > +!endif
> > >
> > > +
> > >
> > > INF
> > >
> >
> MdeModulePkg/Universal/DriverHealthManagerDxe/DriverHealthManagerD
> > > xe.inf
> > >
> > > INF MdeModulePkg/Universal/SecurityStubDxe/SecurityStubDxe.inf
> > >
> > > INF
> > > MdeModulePkg/Universal/CapsuleRuntimeDxe/CapsuleRuntimeDxe.inf
> > >
> > > diff --git
> > >
> > a/Platform/Intel/MinPlatformPkg/Library/SerialPortTerminalLib/SerialPo
> > rtTer
> > > minalLib.c
> > >
> > b/Platform/Intel/MinPlatformPkg/Library/SerialPortTerminalLib/SerialPo
> > rtTer
> > > minalLib.c
> > > new file mode 100644
> > > index 0000000000..94de475173
> > > --- /dev/null
> > > +++
> > >
> > b/Platform/Intel/MinPlatformPkg/Library/SerialPortTerminalLib/SerialPo
> > rtTer
> > > minalLib.c
> > > @@ -0,0 +1,102 @@
> > > +/** @file
> > >
> > > + Main file for NULL named library for Serial Port Terminal
> > > + Redirection
> > > library.
> > >
> > > +
> > >
> > > + Copyright (c) 2020, Intel Corporation. All rights reserved.<BR>
> > >
> > > + SPDX-License-Identifier: BSD-2-Clause-Patent
> > >
> > > +
> > >
> > > +**/
> > >
> > > +
> > >
> > > +#include "SerialPortTerminalLib.h"
> > >
> > > +
> > >
> > > +GLOBAL_REMOVE_IF_UNREFERENCED SERIAL_DEVICE_PATH
> > > mSerialDevicePath = {
> > >
> > > + {
> > >
> > > + {
> > >
> > > + HARDWARE_DEVICE_PATH,
> > >
> > > + HW_VENDOR_DP,
> > >
> > > + {
> > >
> > > + (UINT8) sizeof (VENDOR_DEVICE_PATH),
> > >
> > > + (UINT8) ((sizeof (VENDOR_DEVICE_PATH)) >> 8)
> > >
> > > + }
> > >
> > > + },
> > >
> > > + EDKII_SERIAL_PORT_LIB_VENDOR_GUID
> > >
> > > + },
> > >
> > > + {
> > >
> > > + {
> > >
> > > + MESSAGING_DEVICE_PATH,
> > >
> > > + MSG_UART_DP,
> > >
> > > + {
> > >
> > > + (UINT8) sizeof (UART_DEVICE_PATH),
> > >
> > > + (UINT8) ((sizeof (UART_DEVICE_PATH)) >> 8)
> > >
> > > + }
> > >
> > > + },
> > >
> > > + 0, // Reserved
> > >
> > > + 0, // BaudRate
> > >
> > > + 0, // DataBits
> > >
> > > + 0, // Parity
> > >
> > > + 0 // StopBits
> > >
> > > + },
> > >
> > > + {
> > >
> > > + {
> > >
> > > + MESSAGING_DEVICE_PATH,
> > >
> > > + MSG_VENDOR_DP,
> > >
> > > + {
> > >
> > > + (UINT8) (sizeof (VENDOR_DEVICE_PATH)),
> > >
> > > + (UINT8) ((sizeof (VENDOR_DEVICE_PATH)) >> 8),
> > >
> > > + }
> > >
> > > + },
> > >
> > > + DEVICE_PATH_MESSAGING_PC_ANSI
> > >
> > > + },
> > >
> > > + gEndEntire
> > >
> > > +};
> > >
> > > +
> > >
> > > +/**
> > >
> > > + Updates the ConOut, ConIn, ErrOut variables with the serial
> > > + terminal
> > > device path
> > >
> > > + @param none
> > >
> > > + @retval none
> > >
> > > +**/
> > >
> > > +VOID
> > >
> > > +AddSerialTerminal (
> > >
> > > + VOID
> > >
> > > + )
> > >
> > > +{
> > >
> > > + DEBUG ((DEBUG_INFO, "[AddSerialPortTerminal]\n"));
> > >
> > > +
> > >
> > > + //
> > >
> > > + // Append Serial Terminal into "ConIn"
> > >
> > > + //
> > >
> > > + EfiBootManagerUpdateConsoleVariable (ConOut,
> > > (EFI_DEVICE_PATH_PROTOCOL *) &mSerialDevicePath, NULL);
> > >
> > > + EfiBootManagerUpdateConsoleVariable (ConIn,
> > > (EFI_DEVICE_PATH_PROTOCOL *) &mSerialDevicePath, NULL);
> > >
> > > + EfiBootManagerUpdateConsoleVariable (ErrOut,
> > > (EFI_DEVICE_PATH_PROTOCOL *) &mSerialDevicePath, NULL);
> > >
> > > +}
> > >
> > > +
> > >
> > > +
> > >
> > > +/**
> > >
> > > + Constructor for the Serial Port Device controller library.
> > >
> > > +
> > >
> > > + @param ImageHandle the image handle of the process
> > >
> > > + @param SystemTable the EFI System Table pointer
> > >
> > > +
> > >
> > > + @retval EFI_SUCCESS the shell command handlers were
> > > installed sucessfully
> > >
> > > + @retval EFI_UNSUPPORTED the shell level required was not found.
> > >
> > > +**/
> > >
> > > +EFI_STATUS
> > >
> > > +EFIAPI
> > >
> > > +SerialPortTerminalLibConstructor (
> > >
> > > + IN EFI_HANDLE ImageHandle,
> > >
> > > + IN EFI_SYSTEM_TABLE *SystemTable
> > >
> > > + )
> > >
> > > +{
> > >
> > > + mSerialDevicePath.Uart.BaudRate =
> > > PcdGet64(PcdSerialTerminalBaudRate);
> > >
> > > + mSerialDevicePath.Uart.DataBits =
> > > + PcdGet8(PcdSerialTerminalDataBits);
> > >
> > > + mSerialDevicePath.Uart.Parity = PcdGet8(PcdSerialTerminalParity);
> > >
> > > + mSerialDevicePath.Uart.StopBits =
> > > + PcdGet8(PcdSerialTerminalStopBits);
> > >
> > > + DEBUG ((DEBUG_INFO, "[SerialPortTerminalLibConstructor]
> > > [%d, %d, %d, %d]\n",
> > >
> > > + mSerialDevicePath.Uart.BaudRate,
> > >
> > > + mSerialDevicePath.Uart.DataBits,
> > >
> > > + mSerialDevicePath.Uart.Parity,
> > >
> > > + mSerialDevicePath.Uart.StopBits));
> > >
> > > +
> > >
> > > + AddSerialTerminal();
> > >
> > > +
> > >
> > > + return EFI_SUCCESS;
> > >
> > > +}
> > >
> > > diff --git
> > >
> > a/Platform/Intel/MinPlatformPkg/Library/SerialPortTerminalLib/SerialPo
> > rtTer
> > > minalLib.h
> > >
> > b/Platform/Intel/MinPlatformPkg/Library/SerialPortTerminalLib/SerialPo
> > rtTer
> > > minalLib.h
> > > new file mode 100644
> > > index 0000000000..0a2eaae8b8
> > > --- /dev/null
> > > +++
> > >
> > b/Platform/Intel/MinPlatformPkg/Library/SerialPortTerminalLib/SerialPo
> > rtTer
> > > minalLib.h
> > > @@ -0,0 +1,48 @@
> > > +/** @file
> > >
> > > + Header file for NULL named library for for Serial Port Terminal
> > Redirection
> > > library.
> > >
> > > +
> > >
> > > + Copyright (c) 2020, Intel Corporation. All rights reserved.<BR>
> > >
> > > + SPDX-License-Identifier: BSD-2-Clause-Patent
> > >
> > > +
> > >
> > > +**/
> > >
> > > +
> > >
> > > +#ifndef _SERIAL_PORT_TERMINAL_LIB_H_
> > >
> > > +#define _SERIAL_PORT_TERMINAL_LIB_H_
> > >
> > > +
> > >
> > > +#include <Uefi.h>
> > >
> > > +#include <Guid/SerialPortLibVendor.h>
> > >
> > > +#include <Library/UefiLib.h>
> > >
> > > +#include <Library/DevicePathLib.h>
> > >
> > > +#include <Library/DebugLib.h>
> > >
> > > +#include <Library/UefiBootManagerLib.h>
> > >
> > > +
> > >
> > > +//
> > >
> > > +// Below is the platform console device path
> > >
> > > +//
> > >
> > > +typedef struct {
> > >
> > > + VENDOR_DEVICE_PATH Guid;
> > >
> > > + UART_DEVICE_PATH Uart;
> > >
> > > + VENDOR_DEVICE_PATH TerminalType;
> > >
> > > + EFI_DEVICE_PATH_PROTOCOL End;
> > >
> > > +} SERIAL_DEVICE_PATH;
> > >
> > > +
> > >
> > > +#define gPciRootBridge \
> > >
> > > + { \
> > >
> > > + { \
> > >
> > > + ACPI_DEVICE_PATH, \
> > >
> > > + ACPI_DP, \
> > >
> > > + { \
> > >
> > > + (UINT8) (sizeof (ACPI_HID_DEVICE_PATH)), \
> > >
> > > + (UINT8) ((sizeof (ACPI_HID_DEVICE_PATH)) >> 8) \
> > >
> > > + }, \
> > >
> > > + }, \
> > >
> > > + EISA_PNP_ID (0x0A03), \
> > >
> > > + 0 \
> > >
> > > + }
> > >
> > > +
> > >
> > > +#define gEndEntire \
> > >
> > > + { \
> > >
> > > + END_DEVICE_PATH_TYPE, END_ENTIRE_DEVICE_PATH_SUBTYPE,
> > > { END_DEVICE_PATH_LENGTH, 0 } \
> > >
> > > + }
> > >
> > > +
> > >
> > > +#endif
> > >
> > > diff --git
> > >
> > a/Platform/Intel/MinPlatformPkg/Library/SerialPortTerminalLib/SerialPo
> > rtTer
> > > minalLib.inf
> > >
> > b/Platform/Intel/MinPlatformPkg/Library/SerialPortTerminalLib/SerialPo
> > rtTer
> > > minalLib.inf
> > > new file mode 100644
> > > index 0000000000..b0a9326b1b
> > > --- /dev/null
> > > +++
> > >
> > b/Platform/Intel/MinPlatformPkg/Library/SerialPortTerminalLib/SerialPo
> > rtTer
> > > minalLib.inf
> > > @@ -0,0 +1,40 @@
> > > +## @file
> > >
> > > +# Component information file for Serial Port Terminal Redirection
> > > +Library
> > >
> > > +#
> > >
> > > +# INTEL CONFIDENTIAL
> > >
> > > +# Copyright (c) 2020, Intel Corporation. All rights reserved.<BR>
> > >
> > > +#
> > >
> > > +# SPDX-License-Identifier: BSD-2-Clause-Patent
> > >
> > > +#
> > >
> > > +##
> > >
> > > +[Defines]
> > >
> > > + INF_VERSION = 0x00010006
> > >
> > > + BASE_NAME = SerialPortTerminalLib
> > >
> > > + FILE_GUID =
> > > E12BFA46-95F2-4ADC-9774-7E38DE78741E
> > >
> > > + MODULE_TYPE = UEFI_DRIVER
> > >
> > > + VERSION_STRING = 1.2
> > >
> > > + LIBRARY_CLASS = NULL|UEFI_DRIVER DXE_DRIVER
> > > DXE_RUNTIME_DRIVER
> > >
> > > + CONSTRUCTOR =
> > > SerialPortTerminalLibConstructor
> > >
> > > +
> > >
> > > +[Packages]
> > >
> > > + MdePkg/MdePkg.dec
> > >
> > > + MdeModulePkg/MdeModulePkg.dec
> > >
> > > + BoardModulePkg/BoardModulePkg.dec
> > >
> > > + MinPlatformPkg/MinPlatformPkg.dec
> > >
> > > +
> > >
> > > +[Sources]
> > >
> > > + SerialPortTerminalLib.c
> > >
> > > + SerialPortTerminalLib.h
> > >
> > > +
> > >
> > > +[LibraryClasses]
> > >
> > > + DevicePathLib
> > >
> > > + DebugLib
> > >
> > > + UefiDriverEntryPoint
> > >
> > > + UefiBootManagerLib
> > >
> > > + UefiLib
> > >
> > > +
> > >
> > > +[Pcd]
> > >
> > > + gMinPlatformPkgTokenSpaceGuid.PcdSerialTerminalBaudRate
> > >
> > > + gMinPlatformPkgTokenSpaceGuid.PcdSerialTerminalDataBits
> > >
> > > + gMinPlatformPkgTokenSpaceGuid.PcdSerialTerminalParity
> > >
> > > + gMinPlatformPkgTokenSpaceGuid.PcdSerialTerminalStopBits
> > > \ No newline at end of file
> > > diff --git a/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dec
> > > b/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dec
> > > index 7ef189dac8..36050aa1a8 100644
> > > --- a/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dec
> > > +++ b/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dec
> > > @@ -205,6 +205,30 @@
> > > [PcdsDynamic, PcdsDynamicEx]
> > >
> > >
> > >
> >
> gMinPlatformPkgTokenSpaceGuid.PcdPcIoApicEnable|0x0|UINT32|0x900000
> > > 19
> > >
> > >
> > >
> > > + # The baud rate setting for the UART style device. A value of 0
> > >
> > > + # means that the device's default baud rate will be used.
> > >
> > > +
> > >
> >
> gMinPlatformPkgTokenSpaceGuid.PcdSerialTerminalBaudRate|115200|UINT6
> > > 4|0x9000001A
> > >
> > > +
> > >
> > > + # The number of data bits for the UART style device. A value
> > >
> > > + # of 0 means that the device's default number of data bits will
> > > + be
> > used.
> > >
> > > +
> > >
> >
> gMinPlatformPkgTokenSpaceGuid.PcdSerialTerminalDataBits|0x8|UINT8|0x9
> > > 000001B
> > >
> > > +
> > >
> > > + # The parity setting for the UART style device.
> > >
> > > + # Parity 0x00 - Default Parity.
> > >
> > > + # Parity 0x01 - No Parity.
> > >
> > > + # Parity 0x02 - Even Parity.
> > >
> > > + # Parity 0x03 - Odd Parity.
> > >
> > > + # Parity 0x04 - Mark Parity.
> > >
> > > + # Parity 0x05 - Space Parity.
> > >
> > > +
> > >
> >
> gMinPlatformPkgTokenSpaceGuid.PcdSerialTerminalParity|0x1|UINT8|0x900
> > > 0001C
> > >
> > > +
> > >
> > > + # The number of stop bits for the UART style device.
> > >
> > > + # Stop Bits 0x00 - Default Stop Bits.
> > >
> > > + # Stop Bits 0x01 - 1 Stop Bit.
> > >
> > > + # Stop Bits 0x02 - 1.5 Stop Bits.
> > >
> > > + # Stop Bits 0x03 - 2 Stop Bits.
> > >
> > > +
> > >
> >
> gMinPlatformPkgTokenSpaceGuid.PcdSerialTerminalStopBits|0x1|UINT8|0x9
> > > 000001D
> > >
> > > +
> > >
> > > [PcdsFixedAtBuild, PcdsPatchableInModule, PcdsDynamic,
> > > PcdsDynamicEx]
> > >
> > >
> > >
> > > ##
> > >
> > > @@ -318,3 +342,4 @@
> > > gMinPlatformPkgTokenSpaceGuid.PcdTpm2Enable
> > > |FALSE|BOOLEAN|0xF00000A5
> > >
> > >
> > >
> >
> gMinPlatformPkgTokenSpaceGuid.PcdSmiHandlerProfileEnable|FALSE|BOOLE
> > > AN|0xF00000A6
> > >
> > > gMinPlatformPkgTokenSpaceGuid.PcdPerformanceEnable
> > > |FALSE|BOOLEAN|0xF00000A7
> > >
> > > + gMinPlatformPkgTokenSpaceGuid.PcdSerialTerminalEnable
> > > |FALSE|BOOLEAN|0xF00000B0
> > >
> > > diff --git a/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dsc
> > > b/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dsc
> > > index 112ddff7d9..d0b5593817 100644
> > > --- a/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dsc
> > > +++ b/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dsc
> > > @@ -1,7 +1,7 @@
> > > ## @file
> > >
> > > # Platform description.
> > >
> > > #
> > >
> > > -# Copyright (c) 2017 - 2019, Intel Corporation. All rights
> > > reserved.<BR>
> > >
> > > +# Copyright (c) 2017 - 2020, Intel Corporation. All rights
> > > +reserved.<BR>
> > >
> > > #
> > >
> > > # SPDX-License-Identifier: BSD-2-Clause-Patent
> > >
> > > #
> > >
> > > @@ -44,6 +44,7 @@
> > > gMinPlatformPkgTokenSpaceGuid.PcdTpm2Enable|FALSE
> > >
> > > gMinPlatformPkgTokenSpaceGuid.PcdPerformanceEnable|FALSE
> > >
> > > gMinPlatformPkgTokenSpaceGuid.PcdSmiHandlerProfileEnable|FALSE
> > >
> > > + gMinPlatformPkgTokenSpaceGuid.PcdSerialTerminalEnable|FALSE
> > >
> > >
> > >
> > >
> > >
> ##############################################################
> > > ##################
> > >
> > > #
> > >
> > > diff --git
> > >
> >
> a/Platform/Intel/SimicsOpenBoardPkg/BoardX58Ich10/OpenBoardPkgPcd.ds
> > > c
> > >
> >
> b/Platform/Intel/SimicsOpenBoardPkg/BoardX58Ich10/OpenBoardPkgPcd.ds
> > > c
> > > index 52cdf9ec0f..251f46f812 100644
> > > ---
> > >
> >
> a/Platform/Intel/SimicsOpenBoardPkg/BoardX58Ich10/OpenBoardPkgPcd.ds
> > > c
> > > +++
> > >
> >
> b/Platform/Intel/SimicsOpenBoardPkg/BoardX58Ich10/OpenBoardPkgPcd.ds
> > > c
> > > @@ -50,6 +50,7 @@
> > > gMinPlatformPkgTokenSpaceGuid.PcdStopAfterMemInit|FALSE
> > >
> > > gMinPlatformPkgTokenSpaceGuid.PcdTpm2Enable|FALSE
> > >
> > > gMinPlatformPkgTokenSpaceGuid.PcdUefiSecureBootEnable|FALSE
> > >
> > > + gMinPlatformPkgTokenSpaceGuid.PcdSerialTerminalEnable|FALSE
> > >
> > >
> > >
> > > !if gMinPlatformPkgTokenSpaceGuid.PcdBootStage >= 1
> > >
> > > gMinPlatformPkgTokenSpaceGuid.PcdStopAfterDebugInit|TRUE
> > >
> > > diff --git
> > >
> >
> a/Platform/Intel/WhiskeylakeOpenBoardPkg/UpXtreme/OpenBoardPkgPcd.d
> > > sc
> > >
> >
> b/Platform/Intel/WhiskeylakeOpenBoardPkg/UpXtreme/OpenBoardPkgPcd.d
> > > sc
> > > index d797ae9d94..e161bf06f4 100644
> > > ---
> > >
> >
> a/Platform/Intel/WhiskeylakeOpenBoardPkg/UpXtreme/OpenBoardPkgPcd.d
> > > sc
> > > +++
> > >
> >
> b/Platform/Intel/WhiskeylakeOpenBoardPkg/UpXtreme/OpenBoardPkgPcd.d
> > > sc
> > > @@ -127,6 +127,7 @@
> > > gMinPlatformPkgTokenSpaceGuid.PcdPerformanceEnable|FALSE
> > >
> > > gMinPlatformPkgTokenSpaceGuid.PcdTpm2Enable|FALSE
> > >
> > > gMinPlatformPkgTokenSpaceGuid.PcdUefiSecureBootEnable|FALSE
> > >
> > > + gMinPlatformPkgTokenSpaceGuid.PcdSerialTerminalEnable|TRUE
> > >
> > >
> > >
> > > !if gMinPlatformPkgTokenSpaceGuid.PcdBootStage >= 1
> > >
> > > gMinPlatformPkgTokenSpaceGuid.PcdStopAfterDebugInit|TRUE
> > >
> > > diff --git
> > >
> >
> a/Platform/Intel/WhiskeylakeOpenBoardPkg/WhiskeylakeURvp/OpenBoardP
> > > kgPcd.dsc
> > >
> >
> b/Platform/Intel/WhiskeylakeOpenBoardPkg/WhiskeylakeURvp/OpenBoardP
> > > kgPcd.dsc
> > > index 5d769e8153..83ada3c95c 100644
> > > ---
> > >
> >
> a/Platform/Intel/WhiskeylakeOpenBoardPkg/WhiskeylakeURvp/OpenBoardP
> > > kgPcd.dsc
> > > +++
> > >
> >
> b/Platform/Intel/WhiskeylakeOpenBoardPkg/WhiskeylakeURvp/OpenBoardP
> > > kgPcd.dsc
> > > @@ -127,6 +127,7 @@
> > > gMinPlatformPkgTokenSpaceGuid.PcdPerformanceEnable|FALSE
> > >
> > > gMinPlatformPkgTokenSpaceGuid.PcdTpm2Enable|FALSE
> > >
> > > gMinPlatformPkgTokenSpaceGuid.PcdUefiSecureBootEnable|FALSE
> > >
> > > + gMinPlatformPkgTokenSpaceGuid.PcdSerialTerminalEnable|FALSE
> > >
> > >
> > >
> > > !if gMinPlatformPkgTokenSpaceGuid.PcdBootStage >= 1
> > >
> > > gMinPlatformPkgTokenSpaceGuid.PcdStopAfterDebugInit|TRUE
> > >
> > > --
> > > 2.24.0.windows.2
> > >
> > >
> > >
> > > -=-=-=-=-=-=
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> > >
> >
> >
> >
> >
> >
> >
> >
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