kernel-ark/include/asm-v850/scatterlist.h
Jens Axboe d6ec084200 Add CONFIG_DEBUG_SG sg validation
Add a Kconfig entry which will toggle some sanity checks on the sg
entry and tables.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
2007-10-22 21:20:03 +02:00

32 lines
686 B
C

/*
* include/asm-v850/scatterlist.h
*
* Copyright (C) 2001,02 NEC Corporation
* Copyright (C) 2001,02 Miles Bader <miles@gnu.org>
*
* 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.
*
* Written by Miles Bader <miles@gnu.org>
*/
#ifndef __V850_SCATTERLIST_H__
#define __V850_SCATTERLIST_H__
#include <asm/types.h>
struct scatterlist {
#ifdef CONFIG_DEBUG_SG
unsigned long sg_magic;
#endif
unsigned long page_link;
unsigned offset;
dma_addr_t dma_address;
unsigned length;
};
#define ISA_DMA_THRESHOLD (~0UL)
#endif /* __V850_SCATTERLIST_H__ */