Function device_test

examples/test/device_test.c:471–510

}

int device_test(const char * device_name)
{
    rt_device_t device = RT_NULL;

    // step 1:find device
    device = rt_device_find(device_name);
    if( device == RT_NULL)
    {
        rt_kprintf("device %s: not found!\r\n", device_name);
        return -RT_ERROR;
    }

    // step 2:init device
    if (!(device->flag & RT_DEVICE_FLAG_ACTIVATED))
    {
        rt_err_t result;
        result = rt_device_init(device);
        if (result != RT_EOK)
        {
            rt_kprintf("To initialize device:%s failed. The error code is %d\r\n",
                       device->parent.name, result);
            return result;
        }
        else
        {
            device->flag |= RT_DEVICE_FLAG_ACTIVATED;
        }
    }

    // step 3: device test
    switch( device->type )
    {
    case RT_Device_Class_Block :
        rt_kprintf("block device!\r\n");
        return _block_device_test(device);
    default:
        rt_kprintf("unkown device type : %02X",device->type);
        return -RT_ERROR;
    }
}

#ifdef RT_USING_FINSH
#include <finsh.h>