xref: /freebsd/sys/dev/hyperv/vmbus/aarch64/hyperv_reg.h (revision 95ee2897e98f5d444f26ed2334cc7c439f9c16c6)
1*4d846d26SWarner Losh /*- SPDX-License-Identifier: BSD-2-Clause
26cf00ef8SSouradeep Chakrabarti  * Copyright (c) 2022 Microsoft Corp.
36cf00ef8SSouradeep Chakrabarti  * All rights reserved.
46cf00ef8SSouradeep Chakrabarti  *
56cf00ef8SSouradeep Chakrabarti  * Redistribution and use in source and binary forms, with or without
66cf00ef8SSouradeep Chakrabarti  * modification, are permitted provided that the following conditions
76cf00ef8SSouradeep Chakrabarti  * are met:
86cf00ef8SSouradeep Chakrabarti  * 1. Redistributions of source code must retain the above copyright
96cf00ef8SSouradeep Chakrabarti  *    notice unmodified, this list of conditions, and the following
106cf00ef8SSouradeep Chakrabarti  *    disclaimer.
116cf00ef8SSouradeep Chakrabarti  * 2. Redistributions in binary form must reproduce the above copyright
126cf00ef8SSouradeep Chakrabarti  *    notice, this list of conditions and the following disclaimer in the
136cf00ef8SSouradeep Chakrabarti  *    documentation and/or other materials provided with the distribution.
146cf00ef8SSouradeep Chakrabarti  *
156cf00ef8SSouradeep Chakrabarti  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
166cf00ef8SSouradeep Chakrabarti  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
176cf00ef8SSouradeep Chakrabarti  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
186cf00ef8SSouradeep Chakrabarti  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
196cf00ef8SSouradeep Chakrabarti  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
206cf00ef8SSouradeep Chakrabarti  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
216cf00ef8SSouradeep Chakrabarti  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
226cf00ef8SSouradeep Chakrabarti  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
236cf00ef8SSouradeep Chakrabarti  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
246cf00ef8SSouradeep Chakrabarti  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
256cf00ef8SSouradeep Chakrabarti  */
266cf00ef8SSouradeep Chakrabarti 
276cf00ef8SSouradeep Chakrabarti #ifndef _HYPERV_REG_H_
286cf00ef8SSouradeep Chakrabarti #define _HYPERV_REG_H_
296cf00ef8SSouradeep Chakrabarti 
306cf00ef8SSouradeep Chakrabarti #include <sys/param.h>
316cf00ef8SSouradeep Chakrabarti #include <sys/systm.h>
326cf00ef8SSouradeep Chakrabarti 
336cf00ef8SSouradeep Chakrabarti /*
346cf00ef8SSouradeep Chakrabarti  * Hyper-V Synthetic MSRs
356cf00ef8SSouradeep Chakrabarti  */
366cf00ef8SSouradeep Chakrabarti 
376cf00ef8SSouradeep Chakrabarti #define MSR_HV_GUEST_OS_ID		0x00090002
386cf00ef8SSouradeep Chakrabarti #define MSR_HV_VP_INDEX			0x00090003
396cf00ef8SSouradeep Chakrabarti #define MSR_HV_SCONTROL			0x000A0010
406cf00ef8SSouradeep Chakrabarti #define MSR_HV_SIEFP            0x000A0012
416cf00ef8SSouradeep Chakrabarti #define MSR_HV_SIMP             0x000A0013
426cf00ef8SSouradeep Chakrabarti #define MSR_HV_SINT0			0x000A0000
436cf00ef8SSouradeep Chakrabarti #define MSR_HV_SINT_AUTOEOI		0x00000000ULL
44d16d0b6bSSouradeep Chakrabarti #define MSR_HV_EOM			0x000A0014
456cf00ef8SSouradeep Chakrabarti #define CPUID_LEAF_HV_IDENTITY		0x00000100
466cf00ef8SSouradeep Chakrabarti #define CPUID_LEAF_HV_FEATURES		0x00000200
476cf00ef8SSouradeep Chakrabarti #define CPUID_LEAF_HV_RECOMMENDS	0x00000201
486cf00ef8SSouradeep Chakrabarti #endif	/* !_HYPERV_REG_H_ */
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