uart_arch.c File Reference

#include <BOARD_CONFIG>
#include "mcu_periph/uart.h"
#include <stdint.h>
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include "serial_port.h"
#include "rt_priority.h"
#include <pthread.h>
#include <sys/select.h>

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Macros
#define	UART_THREAD_PRIO   11
#define	TRACE(fmt, args...)

Functions
static void	uart_receive_handler (struct uart_periph *periph)
static void *	uart_thread (void *data)
void	uart_arch_init (void)
static void	uart_periph_open (struct uart_periph *periph, uint32_t baud)
void	uart_periph_set_baudrate (struct uart_periph *periph, uint32_t baud)
void	uart_periph_set_bits_stop_parity (struct uart_periph *periph, uint8_t bits, uint8_t stop, uint8_t parity)
void	uart_put_byte (struct uart_periph *periph, long fd, uint8_t data)
uint8_t	uart_getch (struct uart_periph *p)
int	uart_char_available (struct uart_periph *p)
	Check UART for available chars in receive buffer.

Variables
static pthread_mutex_t	uart_mutex = PTHREAD_MUTEX_INITIALIZER

Macro Definition Documentation

TRACE

#define TRACE	(		fmt,
			args... )

Definition at line 52 of file uart_arch.c.

UART_THREAD_PRIO

#define UART_THREAD_PRIO   11

Definition at line 44 of file uart_arch.c.

Function Documentation

uart_arch_init()

void uart_arch_init

(

void

)

Definition at line 54 of file uart_arch.c.

References uart_mutex, and uart_thread().

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uart_char_available()

int uart_char_available

(

struct uart_periph *

p

)

Check UART for available chars in receive buffer.

Returns

number of chars in the buffer

Definition at line 357 of file uart_arch.c.

References p, uart_mutex, and UART_RX_BUFFER_SIZE.

uart_getch()

uint8_t uart_getch

(

struct uart_periph *

p

)

Definition at line 348 of file uart_arch.c.

References p, uart_mutex, and UART_RX_BUFFER_SIZE.

uart_periph_open()

void uart_periph_open ( struct uart_periph * periph, uint32_t baud )

static

Definition at line 253 of file uart_arch.c.

References uart_periph::baudrate, uart_periph::dev, uart_periph::reg_addr, serial_port_close(), serial_port_free(), serial_port_new(), serial_port_open_raw(), and TRACE.

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uart_periph_set_baudrate()

void uart_periph_set_baudrate	(	struct uart_periph *	periph,
		uint32_t	baud )

Definition at line 280 of file uart_arch.c.

References uart_periph::baudrate, uart_periph::reg_addr, serial_port_set_baudrate(), and uart_periph_open().

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uart_periph_set_bits_stop_parity()

void uart_periph_set_bits_stop_parity	(	struct uart_periph *	periph,
		uint8_t	bits,
		uint8_t	stop,
		uint8_t	parity )

Definition at line 296 of file uart_arch.c.

References uart_periph::reg_addr, and serial_port_set_bits_stop_parity().

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uart_put_byte()

void uart_put_byte	(	struct uart_periph *	periph,
		long	fd,
		uint8_t	data )

Definition at line 306 of file uart_arch.c.

References fd, SerialPort::fd, uart_periph::reg_addr, and TRACE.

uart_receive_handler()

void uart_receive_handler ( struct uart_periph * periph )

static

Definition at line 324 of file uart_arch.c.

References fd, SerialPort::fd, uart_periph::reg_addr, uart_periph::rx_buf, uart_periph::rx_extract_idx, uart_periph::rx_insert_idx, TRACE, uart_mutex, and UART_RX_BUFFER_SIZE.

uart_thread()

void * uart_thread ( void * data )

static

Definition at line 68 of file uart_arch.c.

References fd, get_rt_prio(), uart_receive_handler(), and UART_THREAD_PRIO.

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Variable Documentation

uart_mutex

pthread_mutex_t uart_mutex = PTHREAD_MUTEX_INITIALIZER

static

Definition at line 49 of file uart_arch.c.