sdk-hwV1.3/lichee/melis-v3.0/source/ekernel/drivers/test/test_uart.c

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/*
* Copyright (c) 2019-2025 Allwinner Technology Co., Ltd. ALL rights reserved.
*
* Allwinner is a trademark of Allwinner Technology Co.,Ltd., registered in
* the the People's Republic of China and other countries.
* All Allwinner Technology Co.,Ltd. trademarks are used with permission.
*
* DISCLAIMER
* THIRD PARTY LICENCES MAY BE REQUIRED TO IMPLEMENT THE SOLUTION/PRODUCT.
* IF YOU NEED TO INTEGRATE THIRD PARTYS TECHNOLOGY (SONY, DTS, DOLBY, AVS OR MPEGLA, ETC.)
* IN ALLWINNERSSDK OR PRODUCTS, YOU SHALL BE SOLELY RESPONSIBLE TO OBTAIN
* ALL APPROPRIATELY REQUIRED THIRD PARTY LICENCES.
* ALLWINNER SHALL HAVE NO WARRANTY, INDEMNITY OR OTHER OBLIGATIONS WITH RESPECT TO MATTERS
* COVERED UNDER ANY REQUIRED THIRD PARTY LICENSE.
* YOU ARE SOLELY RESPONSIBLE FOR YOUR USAGE OF THIRD PARTYS TECHNOLOGY.
*
*
* THIS SOFTWARE IS PROVIDED BY ALLWINNER"AS IS" AND TO THE MAXIMUM EXTENT
* PERMITTED BY LAW, ALLWINNER EXPRESSLY DISCLAIMS ALL WARRANTIES OF ANY KIND,
* WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING WITHOUT LIMITATION REGARDING
* THE TITLE, NON-INFRINGEMENT, ACCURACY, CONDITION, COMPLETENESS, PERFORMANCE
* OR MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
* IN NO EVENT SHALL ALLWINNER BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS, OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <getopt.h>
#include <log.h>
#include <rtthread.h>
#include <stdlib.h>
#include <string.h>
#include <stdint.h>
#include <hal_uart.h>
#include <sunxi_drv_uart.h>
#include <hal_timer.h>
extern int msleep(int);
static void serial_thread_entry(void *parameter)
{
rt_device_t fd = (rt_device_t)parameter;
char ch;
while (1)
{
/* only read one data, will block */
while (rt_device_read(fd, 0, &ch, 1) != 1)
{
}
printf("%s", &ch);
/* data + 1 and then send */
/* ch = ch + 1; */
/* rt_device_write(serial, 0, &ch, 1); */
}
}
static int cmd_drv_uart(int argc, const char **argv)
{
rt_device_t fd;
char buf[1024]={"hello"};
_uart_config_t uart_config;
char uart_name[10] ={0};
uart_port_t port;
uint32_t baudrate;
int ret = 0;
if (argc < 3)
{
printk("Usage:\n");
printk("\tuart <port> <baudrate> \n");
return -1;
}
port = strtol(argv[1], NULL, 0);
baudrate = strtol(argv[2], NULL, 0);
switch (baudrate)
{
case 4800:
uart_config.baudrate = UART_BAUDRATE_4800;
break;
case 9600:
uart_config.baudrate = UART_BAUDRATE_9600;
break;
case 115200:
uart_config.baudrate = UART_BAUDRATE_115200;
break;
default:
printf("use default baudrate:115200 \n");
uart_config.baudrate = UART_BAUDRATE_115200;
break;
}
uart_config.word_length = UART_WORD_LENGTH_8;
uart_config.stop_bit = UART_STOP_BIT_1;
uart_config.parity = UART_PARITY_NONE;
memset(uart_name, 0, sizeof(uart_name));
sprintf(uart_name, "uart%d", port);
fd = rt_device_find(uart_name);
rt_device_open(fd, RT_DEVICE_OFLAG_RDWR | RT_DEVICE_FLAG_STREAM);
/* rt_device_init((rt_device_t)fd); */
rt_device_control(fd, 0, &uart_config); //uart control
/* creat serial thread */
rt_thread_t thread = rt_thread_create("serial", serial_thread_entry, fd, 1024, 25, 10);
if (thread != RT_NULL)
rt_thread_startup(thread);
else
ret = RT_ERROR;
rt_device_write((rt_device_t)fd, 0, buf, 5);
printf("rt_device_write ret = %d\n", ret);
while(1)
{
memset(buf, 0, sizeof(buf));
scanf("%1023s", buf);
if(memcmp(buf, "quit", 4) == 0) {
printf("quit.\r\n");
break;
}
buf[strlen(buf)] = '\r';
rt_device_write(fd, 0, buf, strlen(buf)+1);
printf("Send data[%d]:%s\n", strlen(buf)+1, buf);
}
/* rt_device_read((rt_device_t)fd, 0, rbuf, 5); */
/* printf("receive buf :%s\n",rbuf); */
/* rt_device_close((rt_device_t)fd); */
return 0;
}
FINSH_FUNCTION_EXPORT_ALIAS(cmd_drv_uart, __cmd_drvuart, rtthread uart test code);
#define TEST_READ 0
#define TEST_WRITE 1
static int cmd_hal_uart(int argc, const char **argv)
{
char tbuf[5]={"hello"};
int rbuf[10] = {0};
uart_port_t port;
uint32_t baudrate;
char rw = 1;
int c;
_uart_config_t uart_config;
int fd;
if (argc < 4)
{
printk("Usage:\n");
printk("\tuart <port> <baudrate> <-r|-w> \n");
return -1;
}
port = strtol(argv[1], NULL, 0);
baudrate = strtol(argv[2], NULL, 0);
while ((c = getopt(argc, (char *const *)argv, "r:w")) != -1)
{
switch (c)
{
case 'r':
printf("UART[%d]:read\n",port);
rw = TEST_READ;
break;
case 'w':
printf("UART[%d]:write\n",port);
rw = TEST_WRITE;
break;
}
}
memset(rbuf, 0, 10 * sizeof(int));
switch (baudrate)
{
case 4800:
uart_config.baudrate = UART_BAUDRATE_4800;
break;
case 9600:
uart_config.baudrate = UART_BAUDRATE_9600;
break;
case 115200:
uart_config.baudrate = UART_BAUDRATE_115200;
break;
default:
printf("use default baudrate:115200 \n");
uart_config.baudrate = UART_BAUDRATE_115200;
break;
}
uart_config.word_length = UART_WORD_LENGTH_8;
uart_config.stop_bit = UART_STOP_BIT_1;
uart_config.parity = UART_PARITY_NONE;
hal_uart_init(port);
hal_uart_control(port, 0, &uart_config);
hal_uart_disable_flowcontrol(port);
/* hal_uart_set_hardware_flowcontrol(port); */
if (rw == TEST_READ)
{
hal_uart_receive(port, rbuf, 5);
printf("uart[%d] receive buf :%c %c, %c, %c, %c.\n",port, rbuf[0], rbuf[1], rbuf[2], rbuf[3], rbuf[4]);
}
else if (rw == TEST_WRITE)
{
hal_uart_send(port, tbuf, 5);
}
msleep(1000);
hal_uart_deinit(port);
return 0;
}
FINSH_FUNCTION_EXPORT_ALIAS(cmd_hal_uart, __cmd_uart, hal uart test code);