TT_DMA 340 arch/m68k/include/asm/atarihw.h #define tt_scsi_dma ((*(volatile struct TT_DMA *)TT_SCSI_DMA_BAS)) TT_DMA 461 arch/m68k/include/asm/atarihw.h #define tt_scc_dma ((*(volatile struct TT_DMA *)TT_SCC_DMA_BAS))