OpenCloudOS-Kernel/arch/ia64/include/asm/dma.h

24 lines
419 B
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IA64_DMA_H
#define _ASM_IA64_DMA_H
/*
* Copyright (C) 1998-2002 Hewlett-Packard Co
* David Mosberger-Tang <davidm@hpl.hp.com>
*/
#include <asm/io.h> /* need byte IO */
extern unsigned long MAX_DMA_ADDRESS;
#ifdef CONFIG_PCI
extern int isa_dma_bridge_buggy;
#else
# define isa_dma_bridge_buggy (0)
#endif
#define free_dma(x)
#endif /* _ASM_IA64_DMA_H */