1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _SYS_DVMA_H 27 #define _SYS_DVMA_H 28 29 #pragma ident "%Z%%M% %I% %E% SMI" 30 31 #ifdef __cplusplus 32 extern "C" { 33 #endif 34 35 #define DVMAO_REV 1 36 37 struct dvma_ops { 38 #ifdef __STDC__ 39 int dvmaops_rev; /* rev of this structure */ 40 void (*dvma_kaddr_load)(ddi_dma_handle_t h, caddr_t a, 41 uint_t len, uint_t index, ddi_dma_cookie_t *cp); 42 void (*dvma_unload)(ddi_dma_handle_t h, uint_t objindex, 43 uint_t view); 44 void (*dvma_sync)(ddi_dma_handle_t h, uint_t objindex, 45 uint_t view); 46 #else /* __STDC__ */ 47 int dvmaops_rev; 48 void (*dvma_kaddr_load)(); 49 void (*dvma_unload)(); 50 void (*dvma_sync)(); 51 #endif /* __STDC__ */ 52 }; 53 54 struct fast_dvma { 55 caddr_t softsp; 56 uint_t *pagecnt; 57 unsigned long long *phys_sync_flag; 58 int *sync_flag; 59 struct dvma_ops *ops; 60 caddr_t *kvbase; 61 void **cbcookie; 62 }; 63 64 #ifdef __cplusplus 65 } 66 #endif 67 68 #endif /* _SYS_DVMA_H */ 69