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| 633 | giacomo | 1 | /* |
| 2 | * Project: S.Ha.R.K. |
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| 3 | * |
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| 4 | * Coordinators: |
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| 5 | * Giorgio Buttazzo <giorgio@sssup.it> |
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| 6 | * Paolo Gai <pj@gandalf.sssup.it> |
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| 7 | * |
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| 8 | * Authors : |
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| 9 | * Paolo Gai <pj@gandalf.sssup.it> |
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| 10 | * Massimiliano Giorgi <massy@gandalf.sssup.it> |
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| 11 | * Luca Abeni <luca@gandalf.sssup.it> |
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| 12 | * (see the web pages for full authors list) |
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| 13 | * |
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| 14 | * ReTiS Lab (Scuola Superiore S.Anna - Pisa - Italy) |
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| 15 | * |
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| 16 | * http://www.sssup.it |
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| 17 | * http://retis.sssup.it |
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| 18 | * http://shark.sssup.it |
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| 19 | */ |
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| 20 | |||
| 21 | /** |
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| 22 | ------------ |
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| 23 | CVS : $Id: dma.h,v 1.1 2004-05-11 15:14:48 giacomo Exp $ |
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| 24 | |||
| 25 | File: $File$ |
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| 26 | Revision: $Revision: 1.1 $ |
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| 27 | Last update: $Date: 2004-05-11 15:14:48 $ |
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| 28 | ------------ |
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| 29 | |||
| 30 | **/ |
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| 31 | |||
| 32 | /* |
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| 33 | * Copyright (C) 2000 Luca Abeni |
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| 34 | * |
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| 35 | * This program is free software; you can redistribute it and/or modify |
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| 36 | * it under the terms of the GNU General Public License as published by |
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| 37 | * the Free Software Foundation; either version 2 of the License, or |
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| 38 | * (at your option) any later version. |
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| 39 | * |
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| 40 | * This program is distributed in the hope that it will be useful, |
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| 41 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 42 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 43 | * GNU General Public License for more details. |
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| 44 | * |
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| 45 | * You should have received a copy of the GNU General Public License |
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| 46 | * along with this program; if not, write to the Free Software |
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| 47 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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| 48 | * |
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| 49 | */ |
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| 50 | |||
| 51 | #ifndef __DRIVERS_DMA_H__ |
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| 52 | #define __DRIVERS_DMA_H__ |
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| 53 | |||
| 54 | #include "ll/sys/cdefs.h" |
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| 55 | |||
| 56 | __BEGIN_DECLS |
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| 57 | |||
| 58 | typedef struct dma_buff{ |
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| 59 | BYTE *p; |
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| 60 | DWORD len; |
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| 61 | DWORD count; |
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| 62 | BYTE page; |
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| 63 | BYTE *dma_buff; |
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| 64 | WORD dma_bufflen; |
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| 65 | } DMA_BUFF; |
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| 66 | |||
| 67 | BYTE *dma_getpage(DWORD dim); |
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| 68 | |||
| 69 | void dma_start(BYTE channel); |
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| 70 | void dma_setmode(BYTE channel, BYTE mode); |
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| 71 | void dma_setbuff(BYTE channel, BYTE *addr, WORD len); |
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| 72 | void dma_reset(void); |
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| 73 | void dma16_start(BYTE channel); |
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| 74 | void dma16_setmode(BYTE channel, BYTE mode); |
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| 75 | void dma16_setbuff(BYTE channel, BYTE *addr, WORD len); |
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| 76 | void dma16_reset(void); |
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| 77 | |||
| 78 | void dma_getalignbuff(struct dma_buff *buff, WORD len); |
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| 79 | void dma_out(BYTE channel, struct dma_buff *b); |
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| 80 | void dma_in(BYTE channel, struct dma_buff *b); |
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| 81 | void dma_stop(BYTE channel); |
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| 82 | void dma16_out(BYTE channel, struct dma_buff *b); |
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| 83 | void dma16_in(BYTE channel, struct dma_buff *b); |
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| 84 | void dma16_stop(BYTE channel); |
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| 85 | |||
| 86 | int infun(struct dma_buff *b); |
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| 87 | int outfun(struct dma_buff *b); |
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| 88 | |||
| 89 | __END_DECLS |
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| 90 | #endif |