MOT_UART
cor = readb(smc->base + MOT_UART + CISREG_COR);
writeb(cor & ~COR_IREQ_ENA, smc->base + MOT_UART + CISREG_COR);
writeb(cor, smc->base + MOT_UART + CISREG_COR);
writeb(iouart & 0xff, smc->base + MOT_UART + CISREG_IOBASE_0);
writeb((iouart >> 8) & 0xff, smc->base + MOT_UART + CISREG_IOBASE_1);
writeb(MOT_NORMAL, smc->base + MOT_UART + CISREG_COR);