_ISA_DMA           23 arch/arm/mach-footbridge/include/mach/isa-dma.h #define DMA_FLOPPY		_ISA_DMA(2)
_ISA_DMA           24 arch/arm/mach-footbridge/include/mach/isa-dma.h #define DMA_ISA_CASCADE		_ISA_DMA(4)