?? uart16550.h
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/* * Copyright (C) 2001 MontaVista Software Inc. * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2 of the License, or (at your * option) any later version. * */#ifndef _uart16550_h_#define _uart16550_h_typedef unsigned char uint8;typedef unsigned int uint32;#define UART16550_BAUD_2400 2400#define UART16550_BAUD_4800 4800#define UART16550_BAUD_9600 9600#define UART16550_BAUD_19200 19200#define UART16550_BAUD_38400 38400#define UART16550_BAUD_57600 57600#define UART16550_BAUD_115200 115200#define UART16550_PARITY_NONE 0#define UART16550_PARITY_ODD 0x08#define UART16550_PARITY_EVEN 0x18#define UART16550_PARITY_MARK 0x28#define UART16550_PARITY_SPACE 0x38#define UART16550_DATA_5BIT 0x0#define UART16550_DATA_6BIT 0x1#define UART16550_DATA_7BIT 0x2#define UART16550_DATA_8BIT 0x3#define UART16550_STOP_1BIT 0x0#define UART16550_STOP_2BIT 0x4void Uart16550Init(uint32 baud, uint8 data, uint8 parity, uint8 stop);/* blocking call */uint8 Uart16550GetPoll();void Uart16550Put(uint8 byte);#endif
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