MSIC_FIFO_SIZE_SHIFT 48 arch/powerpc/platforms/cell/axon_msi.c #define MSIC_FIFO_SIZE_BYTES (1 << MSIC_FIFO_SIZE_SHIFT) MSIC_FIFO_SIZE_SHIFT 54 arch/powerpc/platforms/cell/axon_msi.c #define MSIC_CTRL_FIFO_SIZE (((MSIC_FIFO_SIZE_SHIFT - 15) << 8) & 0x300)