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1. add some comments.

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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
This commit is contained in:
vanjeff 2008-12-17 02:17:53 +00:00
parent 8cc267ebbc
commit 0da0de5ed8
2 changed files with 7 additions and 8 deletions
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4
MdeModulePkg/Universal/DebugPortDxe/DebugPort.c
View File

@ -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;

11
MdeModulePkg/Universal/DebugPortDxe/DebugPortDxe.inf
View File

@ -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