Symbol: UART_S1_TDRE
sys/arm/freescale/vybrid/vf_uart.c
156
while (!(uart_getreg(bas, UART_S1) & UART_S1_TDRE))
sys/arm/freescale/vybrid/vf_uart.c
381
if (usr1 & UART_S1_TDRE) {