C++ (Cpp) sys_ring_buf_init Examples

Example #1

File: ipm_console_receiver.c Project: bboozzoo/zephyr

int ipm_console_receiver_init(struct device *d)
{
	const struct ipm_console_receiver_config_info *config_info =
		d->config->config_info;
	struct ipm_console_receiver_runtime_data *driver_data = d->driver_data;
	struct device *ipm;

	ipm = device_get_binding(config_info->bind_to);

	if (!ipm) {
		printk("unable to bind IPM console receiver to '%s'\n",
		       config_info->bind_to);
		return -EINVAL;
	}

	if (ipm_max_id_val_get(ipm) < 0xFF) {
		printk("IPM driver %s doesn't support 8-bit id values",
		       config_info->bind_to);
		return -EINVAL;
	}

	driver_data->ipm_device = ipm;
	driver_data->channel_disabled = 0;
	k_sem_init(&driver_data->sem, 0, UINT_MAX);
	sys_ring_buf_init(&driver_data->rb, config_info->rb_size32,
			  config_info->ring_buf_data);

	ipm_register_callback(ipm, ipm_console_receive_callback, d);

	k_thread_spawn(config_info->thread_stack, CONFIG_IPM_CONSOLE_STACK_SIZE,
			 ipm_console_thread, d, NULL, NULL,
			 K_PRIO_COOP(IPM_CONSOLE_PRI), 0, 0);
	ipm_set_enabled(ipm, 1);

	return 0;
}

Example #2

File: event_logger.c Project: 32bitmicro/zephyr

void sys_event_logger_init(struct event_logger *logger,
	uint32_t *logger_buffer, uint32_t buffer_size)
{
	sys_ring_buf_init(&logger->ring_buf, buffer_size, logger_buffer);
	nano_sem_init(&(logger->sync_sema));
}