example for edu-riscv64:watchdog,lcd and timer

APP_Framework/Applications/app_test/test_hwtimer.c

@@ -0,0 +1,62 @@
+#include <stdio.h>
+#include <string.h>
+#include <transform.h>
+
+#define BSP_LED_PIN 29
+#define NULL_PARAMETER 0
+
+static uint16_t pinval=0;
+
+void ledflip(void *parameter)
+{
+    int tmp_fd = *(int*)parameter;
+    struct PinStat pin_led;
+    pin_led.pin = BSP_LED_PIN;
+    pin_led.val = !pinval;
+    pinval = !pinval;
+    PrivWrite(tmp_fd,&pin_led,NULL_PARAMETER);
+    printf("Timer has callback once\n");
+}
+
+void TestHwTimer(int argc, char *argv[])
+{
+    x_ticks_t period = 100;//uint:10ms
+
+    if(argc>1){
+        period = (x_ticks_t)atoi(argv[1]);
+    }
+
+    
+    int pin_fd = PrivOpen(HWTIMER_PIN_DEV_DRIVER, O_RDWR);
+    if(pin_fd<0){
+        printf("open pin fd error:%d\n",pin_fd);
+        return;
+    }
+
+    //config led pin in board
+     struct PinParam parameter;
+     parameter.cmd = GPIO_CONFIG_MODE;
+     parameter.pin = BSP_LED_PIN;
+     parameter.mode = GPIO_CFG_OUTPUT;
+
+    struct PrivIoctlCfg ioctl_cfg;
+    ioctl_cfg.ioctl_driver_type = PIN_TYPE;
+    ioctl_cfg.args =  (void *)&parameter;
+
+    if (0 != PrivIoctl(pin_fd, OPE_CFG, &ioctl_cfg)) {
+        printf("ioctl pin fd error %d\n", pin_fd);
+        PrivClose(pin_fd);
+        return;
+    }
+
+    int32 timer_handle = KCreateTimer("LED on and off by 1s",&ledflip,&pin_fd,period,TIMER_TRIGGER_PERIODIC);
+    
+    KTimerStartRun(timer_handle);
+    PrivTaskDelay(10000);
+    KTimerQuitRun(timer_handle);
+    
+    KDeleteTimer(timer_handle);
+    
+}
+
+PRIV_SHELL_CMD_FUNCTION(TestHwTimer, a timer test sample, PRIV_SHELL_CMD_MAIN_ATTR);