| /* | |
| * 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 CONFIG_MMU | |
| /* 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 (CONFIG_KERNEL_START + memory_size - 1) | |
| #endif | |
| #ifdef CONFIG_PCI | |
| extern int isa_dma_bridge_buggy; | |
| #else | |
| #define isa_dma_bridge_buggy (0) | |
| #endif | |
| #endif /* _ASM_MICROBLAZE_DMA_H */ |