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-rw-r--r--components/drivers/serial/serial.c47
1 files changed, 25 insertions, 22 deletions
diff --git a/components/drivers/serial/serial.c b/components/drivers/serial/serial.c
index 7714143f23..83a039bcf0 100644
--- a/components/drivers/serial/serial.c
+++ b/components/drivers/serial/serial.c
@@ -1,7 +1,7 @@
/*
* File : serial.c
* This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2006, RT-Thread Development Team
+ * 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
@@ -18,14 +18,14 @@
#include <rtthread.h>
#include <rtdevice.h>
-rt_inline void serial_ringbuffer_init(struct serial_ringbuffer* rbuffer)
+rt_inline void serial_ringbuffer_init(struct serial_ringbuffer *rbuffer)
{
rt_memset(rbuffer->buffer, 0, sizeof(rbuffer->buffer));
rbuffer->put_index = 0;
rbuffer->get_index = 0;
}
-rt_inline void serial_ringbuffer_putc(struct serial_ringbuffer* rbuffer, char ch)
+rt_inline void serial_ringbuffer_putc(struct serial_ringbuffer *rbuffer, char ch)
{
rt_base_t level;
@@ -45,7 +45,7 @@ rt_inline void serial_ringbuffer_putc(struct serial_ringbuffer* rbuffer, char ch
rt_hw_interrupt_enable(level);
}
-rt_inline int serial_ringbuffer_putchar(struct serial_ringbuffer* rbuffer, char ch)
+rt_inline int serial_ringbuffer_putchar(struct serial_ringbuffer *rbuffer, char ch)
{
rt_base_t level;
rt_uint16_t next_index;
@@ -71,7 +71,7 @@ rt_inline int serial_ringbuffer_putchar(struct serial_ringbuffer* rbuffer, char
return 1;
}
-rt_inline int serial_ringbuffer_getc(struct serial_ringbuffer* rbuffer)
+rt_inline int serial_ringbuffer_getc(struct serial_ringbuffer *rbuffer)
{
int ch;
rt_base_t level;
@@ -89,7 +89,7 @@ rt_inline int serial_ringbuffer_getc(struct serial_ringbuffer* rbuffer)
return ch;
}
-rt_inline rt_uint32_t serial_ringbuffer_size(struct serial_ringbuffer* rbuffer)
+rt_inline rt_uint32_t serial_ringbuffer_size(struct serial_ringbuffer *rbuffer)
{
rt_uint32_t size;
rt_base_t level;
@@ -112,7 +112,7 @@ static rt_err_t rt_serial_init(struct rt_device *dev)
struct rt_serial_device *serial;
RT_ASSERT(dev != RT_NULL);
- serial = (struct rt_serial_device*) dev;
+ serial = (struct rt_serial_device *)dev;
if (!(dev->flag & RT_DEVICE_FLAG_ACTIVATED))
{
@@ -142,7 +142,7 @@ static rt_err_t rt_serial_open(struct rt_device *dev, rt_uint16_t oflag)
rt_uint32_t int_flags = 0;
RT_ASSERT(dev != RT_NULL);
- serial = (struct rt_serial_device*) dev;
+ serial = (struct rt_serial_device *)dev;
if (dev->flag & RT_DEVICE_FLAG_INT_RX)
int_flags = RT_SERIAL_RX_INT;
@@ -151,7 +151,7 @@ static rt_err_t rt_serial_open(struct rt_device *dev, rt_uint16_t oflag)
if (int_flags)
{
- serial->ops->control(serial, RT_DEVICE_CTRL_SET_INT, (void*)int_flags);
+ serial->ops->control(serial, RT_DEVICE_CTRL_SET_INT, (void *)int_flags);
}
return RT_EOK;
@@ -163,7 +163,7 @@ static rt_err_t rt_serial_close(struct rt_device *dev)
rt_uint32_t int_flags = 0;
RT_ASSERT(dev != RT_NULL);
- serial = (struct rt_serial_device*) dev;
+ serial = (struct rt_serial_device *)dev;
if (dev->flag & RT_DEVICE_FLAG_INT_RX)
int_flags = RT_SERIAL_RX_INT;
@@ -172,7 +172,7 @@ static rt_err_t rt_serial_close(struct rt_device *dev)
if (int_flags)
{
- serial->ops->control(serial, RT_DEVICE_CTRL_CLR_INT, (void*)int_flags);
+ serial->ops->control(serial, RT_DEVICE_CTRL_CLR_INT, (void *)int_flags);
}
return RT_EOK;
@@ -185,9 +185,9 @@ static rt_size_t rt_serial_read(struct rt_device *dev, rt_off_t pos, void *buffe
struct rt_serial_device *serial;
RT_ASSERT(dev != RT_NULL);
- serial = (struct rt_serial_device*) dev;
+ serial = (struct rt_serial_device *)dev;
- ptr = (rt_uint8_t*)buffer;
+ ptr = (rt_uint8_t *)buffer;
if (dev->flag & RT_DEVICE_FLAG_INT_RX)
{
@@ -197,7 +197,8 @@ static rt_size_t rt_serial_read(struct rt_device *dev, rt_off_t pos, void *buffe
int ch;
ch = serial_ringbuffer_getc(serial->int_rx);
- if (ch == -1) break;
+ if (ch == -1)
+ break;
*ptr = ch & 0xff;
ptr ++;
@@ -210,7 +211,7 @@ static rt_size_t rt_serial_read(struct rt_device *dev, rt_off_t pos, void *buffe
while ((rt_uint32_t)ptr - (rt_uint32_t)buffer < size)
{
*ptr = serial->ops->getc(serial);
- ptr ++;
+ ptr ++;
}
}
@@ -232,7 +233,7 @@ static rt_size_t rt_serial_write(struct rt_device *dev, rt_off_t pos,
struct rt_serial_device *serial;
RT_ASSERT(dev != RT_NULL);
- serial = (struct rt_serial_device*) dev;
+ serial = (struct rt_serial_device *)dev;
ptr = (rt_uint8_t*)buffer;
@@ -246,7 +247,8 @@ static rt_size_t rt_serial_write(struct rt_device *dev, rt_off_t pos,
ptr ++;
size --;
}
- else break;
+ else
+ break;
}
}
else
@@ -262,7 +264,7 @@ static rt_size_t rt_serial_write(struct rt_device *dev, rt_off_t pos,
{
serial->ops->putc(serial, '\r');
}
-
+
serial->ops->putc(serial, *ptr);
++ptr;
@@ -283,8 +285,8 @@ static rt_err_t rt_serial_control(struct rt_device *dev, rt_uint8_t cmd, void *a
{
struct rt_serial_device *serial;
- RT_ASSERT(serial != RT_NULL);
- serial = (struct rt_serial_device*) dev;
+ RT_ASSERT(dev != RT_NULL);
+ serial = (struct rt_serial_device *)dev;
switch (cmd)
{
@@ -299,7 +301,7 @@ static rt_err_t rt_serial_control(struct rt_device *dev, rt_uint8_t cmd, void *a
break;
case RT_DEVICE_CTRL_CONFIG:
- /* configure device */
+ /* configure device */
serial->ops->configure(serial, (struct serial_configure *)args);
break;
}
@@ -344,7 +346,8 @@ void rt_hw_serial_isr(struct rt_serial_device *serial)
while (1)
{
ch = serial->ops->getc(serial);
- if (ch == -1) break;
+ if (ch == -1)
+ break;
serial_ringbuffer_putc(serial->int_rx, ch);
}
generated by cgit v1.3.1 (git 2.54.0) at 2026-10-30 14:39:10 +0000