[edk2-devel] [PATCH 1/2] BoardModulePkg: Add SerialPortTerminalLib
Dong, Eric
eric.dong at intel.com
Thu Oct 22 01:23:15 UTC 2020
Hi Heng,
Seems like it is a common feature not related to board scope, I think Features folder is a better place to hold it.
Thanks,
Eric
-----Original Message-----
From: Luo, Heng <heng.luo at intel.com>
Sent: Tuesday, October 20, 2020 10:22 AM
To: devel at edk2.groups.io
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: [PATCH 1/2] BoardModulePkg: Add SerialPortTerminalLib
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3014
Add the serial port terminal library to get console redirect
after the shell is loaded.
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/BoardModulePkg/Library/SerialPortTerminalLib/SerialPortTerminalLib.c | 93 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Platform/Intel/BoardModulePkg/Library/SerialPortTerminalLib/SerialPortTerminalLib.h | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
Platform/Intel/BoardModulePkg/Library/SerialPortTerminalLib/SerialPortTerminalLib.inf | 35 +++++++++++++++++++++++++++++++++++
3 files changed, 177 insertions(+)
diff --git a/Platform/Intel/BoardModulePkg/Library/SerialPortTerminalLib/SerialPortTerminalLib.c b/Platform/Intel/BoardModulePkg/Library/SerialPortTerminalLib/SerialPortTerminalLib.c
new file mode 100644
index 0000000000..36c0e7110f
--- /dev/null
+++ b/Platform/Intel/BoardModulePkg/Library/SerialPortTerminalLib/SerialPortTerminalLib.c
@@ -0,0 +1,93 @@
+/** @file
+ Main file for NULL named library for Serial Port Deviceboard controller librarr.
+
+ INTEL CONFIDENTIAL
+ 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
+ 115200, // BaudRate
+ 8, // DataBits
+ 1, // Parity
+ 1 // 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
+ )
+{
+ AddSerialTerminal();
+
+ return EFI_SUCCESS;
+}
diff --git a/Platform/Intel/BoardModulePkg/Library/SerialPortTerminalLib/SerialPortTerminalLib.h b/Platform/Intel/BoardModulePkg/Library/SerialPortTerminalLib/SerialPortTerminalLib.h
new file mode 100644
index 0000000000..afb3eb2cb3
--- /dev/null
+++ b/Platform/Intel/BoardModulePkg/Library/SerialPortTerminalLib/SerialPortTerminalLib.h
@@ -0,0 +1,49 @@
+/** @file
+ Header file for NULL named library for Ps2 keyboard controller library.
+
+ INTEL CONFIDENTIAL
+ Copyright (c) 2020, Intel Corporation. All rights reserved.<BR>
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#ifndef _PS2_KBC_LIB_H
+#define _PS2_KBC_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/BoardModulePkg/Library/SerialPortTerminalLib/SerialPortTerminalLib.inf b/Platform/Intel/BoardModulePkg/Library/SerialPortTerminalLib/SerialPortTerminalLib.inf
new file mode 100644
index 0000000000..4f63d1626f
--- /dev/null
+++ b/Platform/Intel/BoardModulePkg/Library/SerialPortTerminalLib/SerialPortTerminalLib.inf
@@ -0,0 +1,35 @@
+## @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
+ CONSTRUCTOR = SerialPortTerminalLibConstructor
+
+[Packages]
+ MdePkg/MdePkg.dec
+ MdeModulePkg/MdeModulePkg.dec
+ BoardModulePkg/BoardModulePkg.dec
+
+[Sources]
+ SerialPortTerminalLib.c
+ SerialPortTerminalLib.h
+
+[LibraryClasses]
+ DevicePathLib
+ DebugLib
+ UefiDriverEntryPoint
+ UefiBootManagerLib
+ UefiLib
+
+[Pcd]
--
2.24.0.windows.2
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