source: trunk/kernel/kern/dma.h @ 1

Last change on this file since 1 was 1, checked in by alain, 5 years ago

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1/*
2 * kern/dma.h - DMA related access
3 *
4 * Copyright (c) 2008,2009,2010,2011,2012 Ghassan Almaless
5 * Copyright (c) 2011,2012 UPMC Sorbonne Universites
6 *
7 * This file is part of ALMOS-kernel.
8 *
9 * ALMOS-kernel is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; version 2.0 of the License.
12 *
13 * ALMOS-kernel is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16 * General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with ALMOS-kernel; if not, write to the Free Software Foundation,
20 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 */
22
23#ifndef _DMA_H_
24#define _DMA_H_
25
26#include <types.h>
27#include <kmem.h>
28
29#define DMA_SYNC    0
30#define DMA_ASYNC   1
31
32int sys_dma_memcpy (void *src, void *dst, size_t size);
33error_t dma_memcpy (void *dst, void *src, size_t size, uint_t isAsync);
34
35KMEM_OBJATTR_INIT(dma_kmem_request_init);
36
37#endif  /* _DMA_H_ */
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