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ch438 changge mutex and cond

This commit is contained in:
wgzAIIT 2022-05-07 09:08:22 +08:00
parent adec8e541c
commit 2b40ba4d1a
2 changed files with 95 additions and 32 deletions
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67
Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong/src/ch438_demo.c
View File

@ -22,29 +22,66 @@
* Included Files
****************************************************************************/
#include "imxrt_ch438.h"
#include <sys/ioctl.h>
#include <nuttx/ioexpander/gpio.h>
void CH438Demo(void)
{
int fd;
int fd,m0fd,m1fd;
int i;
char sendbuffer1[4] = {0xC0,0x04,0x01,0x09};
char sendbuffer2[6] = {0xC0,0x00,0x03,0x12,0x34,0x61};
char sendbuffer3[3] = {0xC1,0x04,0x01};
char sendbuffer4[3] = {0xC1,0x00,0x03};
char buffer[256];
int readlen;
while(1)
// while(1)
// {
fd = open("/dev/extuart_dev3", O_RDWR);
m0fd = open("/dev/gpout0", O_RDWR);
m1fd = open("/dev/gpout1", O_RDWR);
ioctl(m0fd, GPIOC_WRITE, (unsigned long)1);
ioctl(m1fd, GPIOC_WRITE, (unsigned long)1);
sleep(1);
write(fd, sendbuffer1,4);
sleep(1);
readlen = read(fd, buffer, 256);
printf("readlen1 = %d\n", readlen);
for(i = 0;i< readlen; ++i)
{
fd = open("/dev/extuart_dev2", O_RDWR);
write(fd, "AT+ADDR=?",9);
sleep(1);
readlen = read(fd, buffer, 256);
printf("readlen1 = %d\n", readlen);
for(i = 0;i< readlen; ++i)
{
printf("%c(0x%x)\n", buffer[i], buffer[i]);
}
close(fd);
printf("0x%x\n", buffer[i]);
}
write(fd, sendbuffer2,6);
sleep(1);
readlen = read(fd, buffer, 256);
printf("readlen1 = %d\n", readlen);
for(i = 0;i< readlen; ++i)
{
printf("0x%x\n", buffer[i]);
}
write(fd, sendbuffer3,3);
sleep(1);
readlen = read(fd, buffer, 256);
printf("readlen1 = %d\n", readlen);
for(i = 0;i< readlen; ++i)
{
printf("0x%x\n", buffer[i]);
}
write(fd, sendbuffer4,3);
sleep(1);
readlen = read(fd, buffer, 256);
printf("readlen1 = %d\n", readlen);
for(i = 0;i< readlen; ++i)
{
printf("0x%x\n", buffer[i]);
}
close(fd);
// }
}

60
Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong/src/imxrt_ch438.c
View File

@ -55,8 +55,29 @@ struct ch438_dev_s
* Private Data
****************************************************************************/
static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;
static pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
static pthread_mutex_t mutex[CH438PORTNUM] =
{
PTHREAD_MUTEX_INITIALIZER,
PTHREAD_MUTEX_INITIALIZER,
PTHREAD_MUTEX_INITIALIZER,
PTHREAD_MUTEX_INITIALIZER,
PTHREAD_MUTEX_INITIALIZER,
PTHREAD_MUTEX_INITIALIZER,
PTHREAD_MUTEX_INITIALIZER,
PTHREAD_MUTEX_INITIALIZER
};
static pthread_cond_t cond[CH438PORTNUM] =
{
PTHREAD_COND_INITIALIZER,
PTHREAD_COND_INITIALIZER,
PTHREAD_COND_INITIALIZER,
PTHREAD_COND_INITIALIZER,
PTHREAD_COND_INITIALIZER,
PTHREAD_COND_INITIALIZER,
PTHREAD_COND_INITIALIZER,
PTHREAD_COND_INITIALIZER
};
volatile int done[CH438PORTNUM] = {0};
static char buff[CH438PORTNUM][BUFFERSIZE];
@ -90,11 +111,11 @@ int getInterruptStatus(int argc, char **argv)
uint8_t ext_uart_no = 0;
while(1)
{
pthread_mutex_lock(&mutex);
pthread_mutex_lock(&mutex[ext_uart_no]);
gInterruptStatus = ReadCH438Data(REG_SSR_ADDR);
if(!gInterruptStatus)
{
pthread_mutex_unlock(&mutex);
pthread_mutex_unlock(&mutex[ext_uart_no]);
continue;
}
@ -103,8 +124,8 @@ int getInterruptStatus(int argc, char **argv)
if(gInterruptStatus & Interruptnum[ext_uart_no])
{
done[ext_uart_no] = 1;
pthread_cond_signal(&cond);
pthread_mutex_unlock(&mutex);
pthread_cond_signal(&cond[ext_uart_no]);
pthread_mutex_unlock(&mutex[ext_uart_no]);
}
}
}
@ -412,9 +433,9 @@ static size_t ImxrtCh438ReadData(uint8_t ext_uart_no)
uint8_t REG_LSR_ADDR;
uint8_t REG_MSR_ADDR;
pthread_mutex_lock(&mutex);
pthread_mutex_lock(&mutex[ext_uart_no]);
while(done[ext_uart_no] == 0)
pthread_cond_wait(&cond, &mutex);
pthread_cond_wait(&cond[ext_uart_no], &mutex[ext_uart_no]);
if (done[ext_uart_no] == 1)
{
REG_IIR_ADDR = offsetadd[ext_uart_no] | REG_IIR0_ADDR;
@ -445,7 +466,7 @@ static size_t ImxrtCh438ReadData(uint8_t ext_uart_no)
break;
}
}
pthread_mutex_unlock(&mutex);
pthread_mutex_unlock(&mutex[ext_uart_no]);
return RevLen;
}
@ -460,22 +481,27 @@ static size_t ImxrtCh438ReadData(uint8_t ext_uart_no)
void Ch438InitDefault(void)
{
int ret;
int ret, i;
/* Initialize the mutex */
ret = pthread_mutex_init(&mutex, NULL);
if (ret != 0)
for(i = 0; i < CH438PORTNUM; i++)
{
ch438err("pthread_mutex_init failed, status=%d\n", ret);
ret = pthread_mutex_init(&mutex[i], NULL);
if (ret != 0)
{
ch438err("pthread_mutex_init failed, status=%d\n", ret);
}
}
/* Initialize the condition variable */
ret = pthread_cond_init(&cond, NULL);
if (ret != 0)
for(i = 0; i < CH438PORTNUM; i++)
{
ch438err("pthread_cond_init failed, status=%d\n", ret);
ret = pthread_cond_init(&cond[i], NULL);
if (ret != 0)
{
ch438err("pthread_cond_init failed, status=%d\n", ret);
}
}
ret = task_create("ch438_task", 60, 8192, getInterruptStatus, NULL);