/* * Copyright (C) 2006 Atmark Techno, Inc. * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. */ #ifndef _ASM_MICROBLAZE_DMA_H #define _ASM_MICROBLAZE_DMA_H #ifndef [31mCONFIG_MMU[0m /* we don't have dma address limit. define it as zero to be * unlimited. */ #define MAX_DMA_ADDRESS (0) #else /* Virtual address corresponding to last available physical memory address. */ #define MAX_DMA_ADDRESS ([31mCONFIG_KERNEL_START[0m + memory_size - 1) #endif #ifdef [31mCONFIG_PCI[0m extern int isa_dma_bridge_buggy; #else #define isa_dma_bridge_buggy (0) #endif #endif /* _ASM_MICROBLAZE_DMA_H */ |