PL01x_FR_BUSY - Haiku

Symbol: PL01x_FR_BUSY

src/system/kernel/arch/arm/arch_uart_pl011.cpp

while (In32(PL01x_FR) & PL01x_FR_BUSY)

src/system/kernel/arch/arm/arch_uart_pl011.cpp

#define PL01x_FR_TMSK (PL01x_FR_TXFF | PL01x_FR_BUSY)