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/*
* 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 (c) 1991-1994,1997-1998 by Sun Microsystems, Inc.
* All rights reserved.
*/
#ifndef _SYS_IOCACHE_H
#define _SYS_IOCACHE_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifndef _ASM
#include <sys/sysiosbus.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif
#define OFF_STR_BUF_CTRL_REG 0x2800
#define STR_BUF_CTRL_REG_SIZE (NATURAL_REG_SIZE)
#define OFF_STR_BUF_FLUSH_REG 0x2808
#define STR_BUF_FLUSH_REG_SIZE (NATURAL_REG_SIZE)
#define OFF_STR_BUF_SYNC_REG 0x2810
#define STR_BUF_SYNC_REG_SIZE (NATURAL_REG_SIZE)
#define STR_BUF_PAGE_TAG_DIAG 0x5800
#define STREAM_BUF_DISABLE 0x0ull
#define STREAM_BUF_ENABLE 0x1ull
#define STREAM_BUF_DIAG_ENABLE 0x2ull
#define IOCACHE_LINE_SIZE_MASK 0x3f /* 64 byte line size */
#define STREAM_BUF_OFF 1 /* All stream bufs off */
#define STREAM_BUF_TIMEOUT 2 /* Streaming buf timed out */
#define STREAM_CACHE_LINES 16
#define STR_PG_VALID 0x2ull
#define STR_PG_SHIFT 11
#define STR_PG_MASK 0x3ffffull
#if defined(_KERNEL) && !defined(_ASM)
extern int stream_buf_init(struct sbus_soft_state *, caddr_t);
extern int stream_buf_resume_init(struct sbus_soft_state *);
extern void sync_stream_buf(struct sbus_soft_state *, uint_t, uint_t, int *,
uint64_t);
#endif /* _KERNEL && !_ASM */
#ifdef __cplusplus
}
#endif
#endif /* _SYS_IOCACHE_H */
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