mirror of https://github.com/acidanthera/audk.git
70 lines
2.3 KiB
C
70 lines
2.3 KiB
C
|
/** @file
|
||
|
|
Header file of Serial port hardware definition.
|
||
|
|
|
||
|
|
Copyright (c) 2006 - 2014, Intel Corporation. All rights reserved.<BR>
|
||
|
|
|
||
|
|
This program and the accompanying materials are licensed and made available under
|
||
|
|
the terms and conditions of the BSD License that accompanies this distribution.
|
||
|
|
The full text of the license may be found at
|
||
|
|
http://opensource.org/licenses/bsd-license.php.
|
||
|
|
|
||
|
|
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||
|
|
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||
|
|
|
||
|
|
This software and associated documentation
|
||
|
|
(if any) is furnished under a license and may only be used or
|
||
|
|
copied in accordance with the terms of the license. Except as
|
||
|
|
permitted by such license, no part of this software or
|
||
|
|
documentation may be reproduced, stored in a retrieval system, or
|
||
|
|
transmitted in any form or by any means without the express written
|
||
|
|
consent of Intel Corporation.
|
||
|
|
|
||
|
|
Module Name: PlatformSerialPortLib.h
|
||
|
|
|
||
|
|
**/
|
||
|
|
|
||
|
|
#ifndef __PLATFORM_SERIAL_PORT_LIB_H_
|
||
|
|
#define __PLATFORM_SERIAL_PORT_LIB_H_
|
||
|
|
|
||
|
|
#include <Base.h>
|
||
|
|
#include <Library/BaseLib.h>
|
||
|
|
#include <Library/IoLib.h>
|
||
|
|
#include <Library/PcdLib.h>
|
||
|
|
#include <Library/SerialPortLib.h>
|
||
|
|
|
||
|
|
//
|
||
|
|
// UART Register Offsets
|
||
|
|
//
|
||
|
|
#define BAUD_LOW_OFFSET 0x00
|
||
|
|
#define BAUD_HIGH_OFFSET 0x01
|
||
|
|
#define IER_OFFSET 0x01
|
||
|
|
#define LCR_SHADOW_OFFSET 0x01
|
||
|
|
#define FCR_SHADOW_OFFSET 0x02
|
||
|
|
#define IR_CONTROL_OFFSET 0x02
|
||
|
|
#define FCR_OFFSET 0x02
|
||
|
|
#define EIR_OFFSET 0x02
|
||
|
|
#define BSR_OFFSET 0x03
|
||
|
|
#define LCR_OFFSET 0x03
|
||
|
|
#define MCR_OFFSET 0x04
|
||
|
|
#define LSR_OFFSET 0x05
|
||
|
|
#define MSR_OFFSET 0x06
|
||
|
|
|
||
|
|
//
|
||
|
|
// UART Register Bit Defines
|
||
|
|
//
|
||
|
|
#define LSR_TXRDY 0x20
|
||
|
|
#define LSR_RXDA 0x01
|
||
|
|
#define DLAB 0x01
|
||
|
|
|
||
|
|
#define UART_DATA 8
|
||
|
|
#define UART_STOP 1
|
||
|
|
#define UART_PARITY 0
|
||
|
|
#define UART_BREAK_SET 0
|
||
|
|
|
||
|
|
VOID
|
||
|
|
InitializeSio (
|
||
|
|
VOID
|
||
|
|
);
|
||
|
|
|
||
|
|
#endif
|