dvma.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_DVMA_H
#define _SYS_DVMA_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
#define DVMAO_REV 1
struct dvma_ops {
#ifdef __STDC__
int dvmaops_rev; /* rev of this structure */
void (*dvma_kaddr_load)(ddi_dma_handle_t h, caddr_t a,
uint_t len, uint_t index, ddi_dma_cookie_t *cp);
void (*dvma_unload)(ddi_dma_handle_t h, uint_t objindex,
uint_t view);
void (*dvma_sync)(ddi_dma_handle_t h, uint_t objindex,
uint_t view);
#else /* __STDC__ */
int dvmaops_rev;
void (*dvma_kaddr_load)();
void (*dvma_unload)();
void (*dvma_sync)();
#endif /* __STDC__ */
};
struct fast_dvma {
caddr_t softsp;
uint_t *pagecnt;
unsigned long long *phys_sync_flag;
int *sync_flag;
struct dvma_ops *ops;
caddr_t *kvbase;
};
#ifdef __cplusplus
}
#endif
#endif /* _SYS_DVMA_H */