UNI_N_ARB_CTRL 2599 arch/powerpc/platforms/powermac/feature.c actrl = UN_IN(UNI_N_ARB_CTRL) & ~UNI_N_ARB_CTRL_QACK_DELAY_MASK; UNI_N_ARB_CTRL 2603 arch/powerpc/platforms/powermac/feature.c UN_OUT(UNI_N_ARB_CTRL, actrl);