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