static void* blink_loop(void* data)
{
g_blink_led = 1;
printf("Blink Start!\n");
while (g_blink_led) {
if (is_led_chaged) {
iotbus_gpio_write(g_led_gpio, g_power);
is_led_chaged = 0;
}
usleep(100 * 1000);
}
printf("Blink End!\n");
return NULL;
}
/******************************
GPIO TEST
******************************/
int systemio_test_gpio(char *failstr)
{
int result = SYSIO_RESULT_FAIL;
int fail_flag = 0;
int ret;
int i, j;
int value;
iotbus_gpio_edge_e edgemode;
int signals[] = { 1, 0, 1 };
int total_signals = sizeof(signals) / sizeof(int);
int edges[] = { 2 /*GPIO_EDGE_RISING */ , 3 /*GPIO_EDGE_FALLING */ };
int total_edges = sizeof(edges) / sizeof(int);
struct gpio_s {
iotbus_gpio_context_h cxt;
int num;
};
static struct gpio_s gpio[] = { {NULL, 12}, {NULL, 14} };
int totalGpios = sizeof(gpio) / sizeof(struct gpio_s);
/* open */
for (i = 0; i < totalGpios; i++) {
/* open */
gpio[i].cxt = iotbus_gpio_open(gpio[i].num);
if (gpio[i].cxt == NULL) {
SYSIO_DEBUG("[IOTAPI] iotbus_gpio_open(gpio%d) fail \n", gpio[i].num);
REGISTER_FAIL_REASON("iotbus_gpio_open() fail", &fail_flag);
continue;
} else {
SYSIO_DEBUG("[IOTAPI] iotbus_gpio_open(gpio%d) success \n", gpio[i].num);
}
/* write/read signal test */
for (j = 0; j < total_signals; j++) {
/* write */
ret = iotbus_gpio_write(gpio[i].cxt, signals[j]);
if (ret != IOTBUS_ERROR_NONE) {
SYSIO_DEBUG("[IOTAPI] iotbus_gpio_write(gpio%d, signal=%d) fail \n",
gpio[i].num,
signals[j]);
REGISTER_FAIL_REASON("iotbus_gpio_write() fail", &fail_flag);
} else {
SYSIO_DEBUG("[IOTAPI] iotbus_gpio_write(gpio%d, signal=%d) success \n",
gpio[i].num,
signals[j]);
}
/* read */
value = iotbus_gpio_read(gpio[i].cxt);
if (value < 0) {
SYSIO_DEBUG("[IOTAPI] iotbus_gpio_read(gpio%d) fail \n", gpio[i].num);
REGISTER_FAIL_REASON("iotbus_gpio_read() fail", &fail_flag);
} else {
SYSIO_DEBUG("[IOTAPI] iotbus_gpio_read(gpio%d) success \n", gpio[i].num);
SYSIO_DEBUG("[IOTAPI] gpio%d signal verification : %s (expected val: %d, read val: %d) \n",
gpio[i].num,
signals[j] == value ? "SUCCESS" : "FAIL",
signals[j],
value);
}
}
/* set/get edge test */
for (j = 0; j < total_edges; j++) {
/* set edge */
ret = iotbus_gpio_set_edge_mode(gpio[i].cxt, edges[j]);
if (ret != IOTBUS_ERROR_NONE) {
SYSIO_DEBUG("[IOTAPI] iotbus_gpio_set_edge_mode(gpio%d, edge=%d) fail \n",
gpio[i].num,
edges[j]);
REGISTER_FAIL_REASON("iotbus_gpio_set_edge_mode() fail", &fail_flag);
} else {
SYSIO_DEBUG("[IOTAPI] iotbus_gpio_set_edge_mode(gpio%d, edge=%d) success \n",
gpio[i].num,
edges[j]);
}
/* get edge */
ret = iotbus_gpio_get_edge_mode(gpio[i].cxt, &edgemode);
if (ret < 0) {
SYSIO_DEBUG("[IOTAPI] iotbus_gpio_get_edge_mode(gpio%d) fail \n", gpio[i].num);
REGISTER_FAIL_REASON("iotbus_gpio_get_edge_mode() fail", &fail_flag);
} else {
SYSIO_DEBUG("[IOTAPI] iotbus_gpio_get_edge_mode(gpio%d) success \n", gpio[i].num);
SYSIO_DEBUG("[IOTAPI] gpio%d edge verification : %s (expected val: %d, read val: %d) \n",
gpio[i].num,
edges[j] == edgemode ? "SUCCESS" : "FAIL",
edges[j],
edgemode);
}
}
/* get gpio pin number */
value = iotbus_gpio_get_pin(gpio[i].cxt);
SYSIO_DEBUG("[IOTAPI] iotbus_gpio_get_pin(gpio%d) success \n", gpio[i].num);
SYSIO_DEBUG("[IOTAPI] gpio%d pin_number verification : %s (expected val: %d, read val: %d) \n",
gpio[i].num,
gpio[i].num == value ? "SUCCESS" : "FAIL",
gpio[i].num,
value);
if (gpio[i].num != value) {
REGISTER_FAIL_REASON("iotbus_gpio_get_pin() fail", &fail_flag);
}
/* close */
ret = iotbus_gpio_close(gpio[i].cxt);
if (ret != IOTBUS_ERROR_NONE) {
SYSIO_DEBUG("[IOTAPI] iotbus_gpio_close(gpio%d) fail \n", gpio[i].num);
REGISTER_FAIL_REASON("iotbus_gpio_close() fail", &fail_flag);
} else {
SYSIO_DEBUG("[IOTAPI] iotbus_gpio_close(gpio%d) success \n", gpio[i].num);
}
SYSIO_DEBUG("\n");
}
/* check if succeed */
if (fail_flag == 0) {
result = SYSIO_RESULT_SUCCESS;
}
return result;
}
