xref: /titanic_41/usr/src/uts/i86pc/sys/amd_iommu.h (revision ac48dfe87039078897ed719af26744eca776508c)
16732dbb3SVikram Hegde /*
26732dbb3SVikram Hegde  * CDDL HEADER START
36732dbb3SVikram Hegde  *
46732dbb3SVikram Hegde  * The contents of this file are subject to the terms of the
56732dbb3SVikram Hegde  * Common Development and Distribution License (the "License").
66732dbb3SVikram Hegde  * You may not use this file except in compliance with the License.
76732dbb3SVikram Hegde  *
86732dbb3SVikram Hegde  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
96732dbb3SVikram Hegde  * or http://www.opensolaris.org/os/licensing.
106732dbb3SVikram Hegde  * See the License for the specific language governing permissions
116732dbb3SVikram Hegde  * and limitations under the License.
126732dbb3SVikram Hegde  *
136732dbb3SVikram Hegde  * When distributing Covered Code, include this CDDL HEADER in each
146732dbb3SVikram Hegde  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
156732dbb3SVikram Hegde  * If applicable, add the following below this CDDL HEADER, with the
166732dbb3SVikram Hegde  * fields enclosed by brackets "[]" replaced with your own identifying
176732dbb3SVikram Hegde  * information: Portions Copyright [yyyy] [name of copyright owner]
186732dbb3SVikram Hegde  *
196732dbb3SVikram Hegde  * CDDL HEADER END
206732dbb3SVikram Hegde  */
216732dbb3SVikram Hegde /*
226732dbb3SVikram Hegde  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
236732dbb3SVikram Hegde  * Use is subject to license terms.
246732dbb3SVikram Hegde  */
256732dbb3SVikram Hegde 
266732dbb3SVikram Hegde #ifndef	_SYS_AMD_IOMMU_H
276732dbb3SVikram Hegde #define	_SYS_AMD_IOMMU_H
286732dbb3SVikram Hegde 
296732dbb3SVikram Hegde #ifdef	__cplusplus
306732dbb3SVikram Hegde extern "C" {
316732dbb3SVikram Hegde #endif
326732dbb3SVikram Hegde 
336732dbb3SVikram Hegde #include <sys/sunddi.h>
346732dbb3SVikram Hegde #include <sys/iommulib.h>
356732dbb3SVikram Hegde 
366732dbb3SVikram Hegde #ifdef _KERNEL
376732dbb3SVikram Hegde 
386732dbb3SVikram Hegde typedef struct amd_iommu_state {
396732dbb3SVikram Hegde 	int	aioms_instance;			/* instance */
406732dbb3SVikram Hegde 	dev_info_t *aioms_devi;			/* dip */
416732dbb3SVikram Hegde 	struct amd_iommu *aioms_iommu_start;	/* start of list of IOMMUs */
426732dbb3SVikram Hegde 	struct amd_iommu *aioms_iommu_end;	/* end of list of IOMMUs */
436732dbb3SVikram Hegde 	int aioms_nunits;			/* # of IOMMUs in function */
446732dbb3SVikram Hegde } amd_iommu_state_t;
456732dbb3SVikram Hegde 
46*ac48dfe8SVikram Hegde #define	AMD_IOMMU_QUIESCE	(0)
47*ac48dfe8SVikram Hegde #define	AMD_IOMMU_TEARDOWN	(1)
48*ac48dfe8SVikram Hegde 
496732dbb3SVikram Hegde int amd_iommu_setup(dev_info_t *dip, amd_iommu_state_t *statep);
50*ac48dfe8SVikram Hegde int amd_iommu_teardown(dev_info_t *dip, amd_iommu_state_t *statep, int type);
516732dbb3SVikram Hegde int amd_iommu_lookup_src_bdf(uint16_t bdf, uint16_t *src_bdfp);
526732dbb3SVikram Hegde 
536732dbb3SVikram Hegde #endif	/* _KERNEL */
546732dbb3SVikram Hegde 
556732dbb3SVikram Hegde #ifdef	__cplusplus
566732dbb3SVikram Hegde }
576732dbb3SVikram Hegde #endif
586732dbb3SVikram Hegde 
596732dbb3SVikram Hegde #endif	/* _SYS_AMD_IOMMU_H */
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