69 lines
1.3 KiB
C
69 lines
1.3 KiB
C
|
/**
|
||
|
|
* @file lv_port_init.c
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <stdio.h>
|
||
|
|
#include <sys/time.h>
|
||
|
|
#include <unistd.h>
|
||
|
|
|
||
|
|
#include <lvgl/lvgl.h>
|
||
|
|
#include <lvgl/lv_conf.h>
|
||
|
|
|
||
|
|
#include "lv_port_disp.h"
|
||
|
|
#include "lv_port_indev.h"
|
||
|
|
|
||
|
|
/* 0, 90, 180, 270 */
|
||
|
|
static int g_indev_rotation = 0;
|
||
|
|
/* 0, 90, 180, 270 */
|
||
|
|
static int g_disp_rotation = 0;
|
||
|
|
|
||
|
|
static int log_level = LV_LOG_LEVEL_WARN;
|
||
|
|
static void print_cb(lv_log_level_t level, const char *buf)
|
||
|
|
{
|
||
|
|
if (level >= log_level)
|
||
|
|
printf("%s", buf);
|
||
|
|
}
|
||
|
|
|
||
|
|
static uint32_t lv_systick(void)
|
||
|
|
{
|
||
|
|
static uint64_t start_ms = 0;
|
||
|
|
if (start_ms == 0)
|
||
|
|
{
|
||
|
|
struct timeval tv_start;
|
||
|
|
gettimeofday(&tv_start, NULL);
|
||
|
|
start_ms = (tv_start.tv_sec * 1000000 + tv_start.tv_usec) / 1000;
|
||
|
|
}
|
||
|
|
|
||
|
|
struct timeval tv_now;
|
||
|
|
gettimeofday(&tv_now, NULL);
|
||
|
|
uint64_t now_ms;
|
||
|
|
now_ms = (tv_now.tv_sec * 1000000 + tv_now.tv_usec) / 1000;
|
||
|
|
|
||
|
|
uint32_t time_ms = now_ms - start_ms;
|
||
|
|
return time_ms;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void lv_sysdelay(uint32_t ms)
|
||
|
|
{
|
||
|
|
usleep(ms * 1000);
|
||
|
|
}
|
||
|
|
|
||
|
|
void lv_port_init(void)
|
||
|
|
{
|
||
|
|
const char *buf;
|
||
|
|
|
||
|
|
lv_init();
|
||
|
|
|
||
|
|
buf = getenv("LV_DEBUG");
|
||
|
|
if (buf)
|
||
|
|
log_level = buf[0] - '0';
|
||
|
|
lv_log_register_print_cb(print_cb);
|
||
|
|
lv_tick_set_cb(lv_systick);
|
||
|
|
lv_delay_set_cb(lv_sysdelay);
|
||
|
|
|
||
|
|
lv_port_disp_init(0, 0, g_disp_rotation);
|
||
|
|
lv_port_indev_init(g_indev_rotation);
|
||
|
|
}
|
||
|
|
|