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1 #ifndef _ASM_IA64_DMA_H
2 #define _ASM_IA64_DMA_H
3
4 /*
5  * Copyright (C) 1998-2002 Hewlett-Packard Co
6  *      David Mosberger-Tang <davidm@hpl.hp.com>
7  */
8
9 #include <linux/config.h>
10
11 #include <asm/io.h>             /* need byte IO */
12
13 extern unsigned long MAX_DMA_ADDRESS;
14
15 #ifdef CONFIG_PCI
16   extern int isa_dma_bridge_buggy;
17 #else
18 # define isa_dma_bridge_buggy   (0)
19 #endif
20
21 #define free_dma(x)
22
23 #endif /* _ASM_IA64_DMA_H */