cpc0_ucr 625 arch/powerpc/boot/4xx.c u32 cpc0_ucr = mfdcr(DCRN_CPC0_UCR); cpc0_ucr 652 arch/powerpc/boot/4xx.c uart0 = cpu / (cpc0_ucr & 0x0000007f); cpc0_ucr 653 arch/powerpc/boot/4xx.c uart1 = cpu / ((cpc0_ucr & 0x00007f00) >> 8);