RMIXL_IO_DEV_PBASE
rcp->rc_io_pbase = RMIXL_IO_DEV_PBASE;
MIPS_PHYS_TO_KSEG1(RMIXL_IO_DEV_PBASE + RMIXL_IO_DEV_UART_1);
#define RMIXL_IO_DEV_VBASE MIPS_PHYS_TO_KSEG1(RMIXL_IO_DEV_PBASE)