BCM2835_UART_IRQ 192 kernel/arch/arm32/src/mach/raspberrypi/raspberrypi.c if (pl011_uart_init(&raspi.uart, BCM2835_UART_IRQ, BCM2835_UART_IRQ 206 kernel/arch/arm32/src/mach/raspberrypi/raspberrypi.c bcm2835_irc_enable(raspi.irc, BCM2835_UART_IRQ);HelenOS homepage, sources at GitHub