RTOS/TI-RTOS: UART initialization

Tool/software: TI-RTOS

Dear.

I am using the AM3354 processor, I need to open the UART 2, but will directly collapse, how to initialize the UART 2.

UART_init();

UART_initConfig(false);
UART_Params_init(&uartParams);
uart = UART_open(1, &uartParams);