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serial: use RT_SERIAL_RB_BUFSZ to define the size of ring buffer.

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This commit is contained in:
Bernard Xiong
2013-05-12 14:03:11 +08:00
committed by Grissiom
parent c8d85a5c35
commit 8e9e7f3e7c
2 changed files with 15 additions and 11 deletions
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components/drivers/include/drivers/serial.h
+8 -6
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@@ -10,7 +10,9 @@
* Change Logs:
* Date Author Notes
* 2012-05-15 lgnq first version.
* 2012-05-28 bernard chage interfaces
* 2012-05-28 bernard change interfaces
* 2013-02-20 bernard use RT_SERIAL_RB_BUFSZ to define
* the size of ring buffer.
*/
#ifndef __SERIAL_H__
@@ -43,9 +45,9 @@
#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
#ifndef RT_SERIAL_RB_BUFSZ
#define RT_SERIAL_RB_BUFSZ 64
#endif
#define RT_DEVICE_CTRL_CONFIG 0x03 /* configure device */
#define RT_DEVICE_CTRL_SET_INT 0x10 /* enable receive irq */
@@ -59,7 +61,7 @@
#define RT_SERIAL_ERR_FRAMING 0x02
#define RT_SERIAL_ERR_PARITY 0x03
#define RT_SERIAL_TX_DATAQUEUE_SIZE 40
#define RT_SERIAL_TX_DATAQUEUE_SIZE 2048
#define RT_SERIAL_TX_DATAQUEUE_LWM 30
/* Default config for serial_configure structure */
@@ -76,7 +78,7 @@
struct serial_ringbuffer
{
rt_uint8_t buffer[SERIAL_RBUFFER_SIZE];
rt_uint8_t buffer[RT_SERIAL_RB_BUFSZ];
rt_uint16_t put_index, get_index;
};