1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2013 Anish Gupta (akgupt3@gmail.com) 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice unmodified, this list of conditions, and the following 12 * disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #ifndef _SVM_H_ 30 #define _SVM_H_ 31 32 /* 33 * Guest register state that is saved outside the VMCB. 34 */ 35 struct svm_regctx { 36 uint64_t sctx_rbp; 37 uint64_t sctx_rbx; 38 uint64_t sctx_rcx; 39 uint64_t sctx_rdx; 40 uint64_t sctx_rdi; 41 uint64_t sctx_rsi; 42 uint64_t sctx_r8; 43 uint64_t sctx_r9; 44 uint64_t sctx_r10; 45 uint64_t sctx_r11; 46 uint64_t sctx_r12; 47 uint64_t sctx_r13; 48 uint64_t sctx_r14; 49 uint64_t sctx_r15; 50 uint64_t sctx_dr0; 51 uint64_t sctx_dr1; 52 uint64_t sctx_dr2; 53 uint64_t sctx_dr3; 54 uint64_t sctx_cr0_shadow; 55 56 uint64_t host_dr0; 57 uint64_t host_dr1; 58 uint64_t host_dr2; 59 uint64_t host_dr3; 60 uint64_t host_dr6; 61 uint64_t host_dr7; 62 uint64_t host_debugctl; 63 }; 64 65 struct cpu; 66 void svm_launch(uint64_t pa, struct svm_regctx *gctx, struct cpu *pcpu); 67 68 #endif /* _SVM_H_ */ 69