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freebsd
GitHub Repository: freebsd/freebsd-src
 Path: blob/main/sys/amd64/vmm/amd/svm.h
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/*-

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 * SPDX-License-Identifier: BSD-2-Clause

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 *

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 * Copyright (c) 2013 Anish Gupta ([email protected])

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 * All rights reserved.

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 *

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 * Redistribution and use in source and binary forms, with or without

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 * modification, are permitted provided that the following conditions

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 * are met:

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 * 1. Redistributions of source code must retain the above copyright

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 *    notice unmodified, this list of conditions, and the following

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 *    disclaimer.

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 * 2. Redistributions in binary form must reproduce the above copyright

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 *    notice, this list of conditions and the following disclaimer in the

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 *    documentation and/or other materials provided with the distribution.

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 *

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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR

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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES

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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.

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 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,

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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT

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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

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 */

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#ifndef _SVM_H_

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#define _SVM_H_

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struct pcpu;

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struct svm_softc;

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struct svm_vcpu;

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/*

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 * Guest register state that is saved outside the VMCB.

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 */

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struct svm_regctx {

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	register_t	sctx_rbp;

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	register_t	sctx_rbx;

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	register_t	sctx_rcx;

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	register_t	sctx_rdx;

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	register_t	sctx_rdi;

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	register_t	sctx_rsi;

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	register_t	sctx_r8;

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	register_t	sctx_r9;

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	register_t	sctx_r10;

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	register_t	sctx_r11;

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	register_t	sctx_r12;

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	register_t	sctx_r13;

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	register_t	sctx_r14;

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	register_t	sctx_r15;

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	register_t	sctx_dr0;

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	register_t	sctx_dr1;

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	register_t	sctx_dr2;

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	register_t	sctx_dr3;

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	register_t	host_dr0;

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	register_t	host_dr1;

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	register_t	host_dr2;

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	register_t	host_dr3;

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	register_t	host_dr6;

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	register_t	host_dr7;

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	uint64_t	host_debugctl;

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};

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void svm_launch(uint64_t pa, struct svm_regctx *gctx, struct pcpu *pcpu);

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#ifdef BHYVE_SNAPSHOT

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void svm_set_tsc_offset(struct svm_vcpu *vcpu, uint64_t offset);

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#endif

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#endif /* _SVM_H_ */

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