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提交 c6c2a504 编写于 作者: D dzzxzz@gmail.com
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re-format the coding style in serial.h 

1, Tabs to Spaces
2, File Format(CR/LF) using UNIX style
3, maximum line length = 80

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@2282 bbd45198-f89e-11dd-88c7-29a3b14d5316
上级 e699e09a
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Showing with 110 addition and 107 deletion
components/drivers/include/drivers/serial.h
浏览文件 @ c6c2a504
/*
* File : serial.h
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2012, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2012-05-15 lgnq first version.
* 2012-05-28 bernard chage interfaces
*/
#ifndef __SERIAL_H__
#define __SERIAL_H__
#include <rtthread.h>
#define BAUD_RATE_9600 9600
#define BAUD_RATE_115200 115200
#define DATA_BITS_5 5
#define DATA_BITS_6 6
#define DATA_BITS_7 7
#define DATA_BITS_8 8
#define DATA_BITS_9 9
#define STOP_BITS_1 0
#define STOP_BITS_2 1
#define STOP_BITS_3 2
#define STOP_BITS_4 3
#define PARITY_NONE 0
#define PARITY_ODD 1
#define PARITY_EVEN 2
#define BIT_ORDER_LSB 0
#define BIT_ORDER_MSB 1
#define NRZ_NORMAL 0 /* Non Return to Zero : normal mode */
#define NRZ_INVERTED 1 /* Non Return to Zero : inverted mode */
#define UART_RX_BUFFER_SIZE 64
#define UART_TX_BUFFER_SIZE 64
#define SERIAL_RBUFFER_SIZE 64
#define RT_DEVICE_CTRL_CONFIG 0x03 /* configure device */
#define RT_DEVICE_CTRL_SET_INT 0x10 /* enable receive irq */
#define RT_DEVICE_CTRL_CLR_INT 0x11 /* disable receive irq */
#define RT_DEVICE_CTRL_GET_INT 0x12
#define RT_SERIAL_RX_INT 0x01
#define RT_SERIAL_TX_INT 0x02
#define RT_SERIAL_ERR_OVERRUN 0x01
#define RT_SERIAL_ERR_FRAMING 0x02
#define RT_SERIAL_ERR_PARITY 0x03
struct serial_ringbuffer
{
rt_uint8_t buffer[SERIAL_RBUFFER_SIZE];
rt_uint16_t put_index, get_index;
};
struct serial_configure
{
rt_uint32_t baud_rate;
rt_uint32_t data_bits :4;
rt_uint32_t stop_bits :2;
rt_uint32_t parity :2;
rt_uint32_t bit_order :1;
rt_uint32_t invert :1;
rt_uint32_t reserved :20;
};
struct rt_serial_device
{
struct rt_device parent;
const struct rt_uart_ops *ops;
struct serial_configure config;
/* rx structure */
struct serial_ringbuffer *int_rx;
/* tx structure */
struct serial_ringbuffer *int_tx;
};
typedef struct rt_serial_device rt_serial_t;
/**
* uart operators
*/
struct rt_uart_ops
{
rt_err_t (*configure)(struct rt_serial_device *serial, struct serial_configure *cfg);
rt_err_t (*control)(struct rt_serial_device *serial, int cmd, void *arg);
int (*putc)(struct rt_serial_device *serial, char c);
int (*getc)(struct rt_serial_device *serial);
};
void rt_hw_serial_isr(struct rt_serial_device *serial);
rt_err_t rt_hw_serial_register(struct rt_serial_device *serial, const char *name, rt_uint32_t flag, void *data);
#endif
/*
* File : serial.h
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2012, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2012-05-15 lgnq first version.
* 2012-05-28 bernard chage interfaces
*/
#ifndef __SERIAL_H__
#define __SERIAL_H__
#include <rtthread.h>
#define BAUD_RATE_9600 9600
#define BAUD_RATE_115200 115200
#define DATA_BITS_5 5
#define DATA_BITS_6 6
#define DATA_BITS_7 7
#define DATA_BITS_8 8
#define DATA_BITS_9 9
#define STOP_BITS_1 0
#define STOP_BITS_2 1
#define STOP_BITS_3 2
#define STOP_BITS_4 3
#define PARITY_NONE 0
#define PARITY_ODD 1
#define PARITY_EVEN 2
#define BIT_ORDER_LSB 0
#define BIT_ORDER_MSB 1
#define NRZ_NORMAL 0 /* Non Return to Zero : normal mode */
#define NRZ_INVERTED 1 /* Non Return to Zero : inverted mode */
#define UART_RX_BUFFER_SIZE 64
#define UART_TX_BUFFER_SIZE 64
#define SERIAL_RBUFFER_SIZE 64
#define RT_DEVICE_CTRL_CONFIG 0x03 /* configure device */
#define RT_DEVICE_CTRL_SET_INT 0x10 /* enable receive irq */
#define RT_DEVICE_CTRL_CLR_INT 0x11 /* disable receive irq */
#define RT_DEVICE_CTRL_GET_INT 0x12
#define RT_SERIAL_RX_INT 0x01
#define RT_SERIAL_TX_INT 0x02
#define RT_SERIAL_ERR_OVERRUN 0x01
#define RT_SERIAL_ERR_FRAMING 0x02
#define RT_SERIAL_ERR_PARITY 0x03
struct serial_ringbuffer
{
rt_uint8_t buffer[SERIAL_RBUFFER_SIZE];
rt_uint16_t put_index, get_index;
};
struct serial_configure
{
rt_uint32_t baud_rate;
rt_uint32_t data_bits :4;
rt_uint32_t stop_bits :2;
rt_uint32_t parity :2;
rt_uint32_t bit_order :1;
rt_uint32_t invert :1;
rt_uint32_t reserved :20;
};
struct rt_serial_device
{
struct rt_device parent;
const struct rt_uart_ops *ops;
struct serial_configure config;
/* rx structure */
struct serial_ringbuffer *int_rx;
/* tx structure */
struct serial_ringbuffer *int_tx;
};
typedef struct rt_serial_device rt_serial_t;
/**
* uart operators
*/
struct rt_uart_ops
{
rt_err_t (*configure)(struct rt_serial_device *serial, struct serial_configure *cfg);
rt_err_t (*control)(struct rt_serial_device *serial, int cmd, void *arg);
int (*putc)(struct rt_serial_device *serial, char c);
int (*getc)(struct rt_serial_device *serial);
};
void rt_hw_serial_isr(struct rt_serial_device *serial);
rt_err_t rt_hw_serial_register(struct rt_serial_device *serial,
const char *name,
rt_uint32_t flag,
void *data);
#endif
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