From 0da0de5ed842d9111965157d465110af90dbeecd Mon Sep 17 00:00:00 2001 From: vanjeff Date: Wed, 17 Dec 2008 02:17:53 +0000 Subject: [PATCH] 1. add some comments. 2. remove unnecessary protocol declaration in inf file. git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7059 6f19259b-4bc3-4df7-8a09-765794883524 --- MdeModulePkg/Universal/DebugPortDxe/DebugPort.c | 4 ++-- MdeModulePkg/Universal/DebugPortDxe/DebugPortDxe.inf | 11 +++++------ 2 files changed, 7 insertions(+), 8 deletions(-) diff --git a/MdeModulePkg/Universal/DebugPortDxe/DebugPort.c b/MdeModulePkg/Universal/DebugPortDxe/DebugPort.c index ffe3fb72ec..5881668d7f 100644 --- a/MdeModulePkg/Universal/DebugPortDxe/DebugPort.c +++ b/MdeModulePkg/Universal/DebugPortDxe/DebugPort.c @@ -203,8 +203,8 @@ DebugPortSupported ( EFI_HANDLE TempHandle; // - // Check to see that there's not a debugport protocol already published - // Question: Why do we prevent debugport protocol published on more one device? + // Check to see that there's not a debugport protocol already published, + // since only one standard UART serial port could be supported by this driver. // if (gBS->LocateProtocol (&gEfiDebugPortProtocolGuid, NULL, (VOID **) &DebugPortInterface) != EFI_NOT_FOUND) { return EFI_UNSUPPORTED; diff --git a/MdeModulePkg/Universal/DebugPortDxe/DebugPortDxe.inf b/MdeModulePkg/Universal/DebugPortDxe/DebugPortDxe.inf index 0be24ffa05..b1904a26a6 100644 --- a/MdeModulePkg/Universal/DebugPortDxe/DebugPortDxe.inf +++ b/MdeModulePkg/Universal/DebugPortDxe/DebugPortDxe.inf @@ -1,9 +1,10 @@ #/** @file -# Component description file for DebugPort module. +# This driver produces Debug Port protocol to be used by debug agent to communicate with +# the remote debug host. # -# This driver binds exclusively to serial io on the controller handle, -# and initializes serial Io interface, publishs DebugPort and device path Protocol. -# Copyright (c) 2006 - 2007, Intel Corporation +# This driver binds exclusively to a standard UART serial port on the controller handle, +# and initializes serial Io interface, publishs Debug Port and Device Path Protocol. +# Copyright (c) 2006 - 2008, Intel Corporation # # All rights reserved. This program and the accompanying materials # are licensed and made available under the terms and conditions of the BSD License @@ -58,8 +59,6 @@ [Protocols] - gEfiDriverBindingProtocolGuid # PROTOCOL ALWAYS_CONSUMED - gEfiComponentNameProtocolGuid # PROTOCOL ALWAYS_CONSUMED gEfiSerialIoProtocolGuid # PROTOCOL TO_START gEfiDevicePathProtocolGuid # PROTOCOL BY_START gEfiDebugPortProtocolGuid # PROTOCOL BY_START -- 2.39.2