html/doxygen/i386_2include_2uart_8h_source.html

/*

 * This software is Copyright (C) 1998 by T.sqware - all rights limited

 * It is provided in to the public domain "as is", can be freely modified

 * as far as this copyight notice is kept unchanged, but does not imply

 * an endorsement by T.sqware of the product in which it is included.

 */


#ifndef _BSPUART_H

#define _BSPUART_H


#ifdef __cplusplus

extern "C" {

#endif


void BSP_uart_init(int uart, unsigned long baud, unsigned long databits, unsigned long parity, unsigned long stopbits, int hwFlow);

void BSP_uart_set_attributes(int uart, unsigned long baud, unsigned long databits, unsigned long parity, unsigned long stopbits);

void BSP_uart_set_baud(int uart, unsigned long baud);

void BSP_uart_intr_ctrl(int uart, int cmd);

void BSP_uart_throttle(int uart);

void BSP_uart_unthrottle(int uart);

int  BSP_uart_polled_status(int uart);

void BSP_uart_polled_write(int uart, int val);

int  BSP_uart_polled_read(int uart);

void BSP_uart_termios_set(int uart, void *ttyp);

int  BSP_uart_termios_read_com1(int uart);

int  BSP_uart_termios_read_com2(int uart);

ssize_t BSP_uart_termios_write_com1(int minor, const char *buf, size_t len);

ssize_t BSP_uart_termios_write_com2(int minor, const char *buf, size_t len);

void BSP_uart_termios_isr_com1(void *);

void BSP_uart_termios_isr_com2(void *);

void BSP_uart_dbgisr_com1(void);

void BSP_uart_dbgisr_com2(void);

extern int BSP_poll_char_via_serial(void);

extern void BSP_output_char_via_serial(char val);

extern int BSPConsolePort;

extern int BSPBaseBaud;


#define BSP_UART_INTR_CTRL_DISABLE  (0)

#define BSP_UART_INTR_CTRL_GDB      (0xaa)

#define BSP_UART_INTR_CTRL_ENABLE   (0xbb)

#define BSP_UART_INTR_CTRL_TERMIOS  (0xcc)


#define BSP_UART_STATUS_ERROR    (-1)

#define BSP_UART_STATUS_NOCHAR   (0)

#define BSP_UART_STATUS_CHAR     (1)

#define BSP_UART_STATUS_BREAK    (2)


#define BSP_UART_COM1            (0)

#define BSP_UART_COM2            (1)


#define COM1_BASE_IO    0x3F8

#define COM2_BASE_IO    0x2F8


#define RBR  (0)

#define THR  (0)

#define IER  (1)


#define IIR  (2)

#define FCR  (2)

#define LCR  (3)

#define MCR  (4)

#define LSR  (5)

#define MSR  (6)

#define SCR  (7)


#define DLL  (0)

#define DLM  (1)

#define AFR  (2)


#define MODEM_STATUS                0

#define NO_MORE_INTR                1

#define TRANSMITTER_HODING_REGISTER_EMPTY   2

#define RECEIVER_DATA_AVAIL         4

#define RECEIVER_ERROR              6

#define CHARACTER_TIMEOUT_INDICATION        12


#define RECEIVE_ENABLE      0x1

#define TRANSMIT_ENABLE     0x2

#define RECEIVER_LINE_ST_ENABLE 0x4

#define MODEM_ENABLE        0x8

#define INTERRUPT_DISABLE   0x0


#define DR  0x01

#define OE  0x02

#define PE  0x04

#define FE  0x08

#define BI  0x10

#define THRE    0x20

#define TEMT    0x40

#define ERFIFO  0x80


#define DTR 0x01

#define RTS     0x02

#define OUT_1   0x04

#define OUT_2   0x08

#define LB  0x10


#define CHR_5_BITS 0

#define CHR_6_BITS 1

#define CHR_7_BITS 2

#define CHR_8_BITS 3


#define WL  0x03

#define STB 0x04

#define PEN 0x08

#define EPS 0x10

#define SP  0x20

#define BCB 0x40

#define DLAB    0x80


#define DCTS    0x01

#define DDSR    0x02

#define TERI    0x04

#define DDCD    0x08

#define CTS     0x10

#define DSR 0x20

#define RI      0x40

#define DCD 0x80


#define FIFO_CTRL   0x01

#define FIFO_EN     0x01

#define XMIT_RESET  0x02

#define RCV_RESET   0x04

#define FCR3        0x08


#define RECEIVE_FIFO_TRIGGER1   0x0

#define RECEIVE_FIFO_TRIGGER4   0x40

#define RECEIVE_FIFO_TRIGGER8   0x80

#define RECEIVE_FIFO_TRIGGER12  0xc0

#define TRIG_LEVEL          0xc0


#ifdef __cplusplus

}

#endif


#endif /* _BSPUART_H */