1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2011 NetApp, Inc. 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, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #ifndef _X86_H_ 30 #define _X86_H_ 31 32 #define CPUID_0000_0000 (0x0) 33 #define CPUID_0000_0001 (0x1) 34 #define CPUID_0000_0002 (0x2) 35 #define CPUID_0000_0003 (0x3) 36 #define CPUID_0000_0004 (0x4) 37 #define CPUID_0000_0006 (0x6) 38 #define CPUID_0000_0007 (0x7) 39 #define CPUID_0000_000A (0xA) 40 #define CPUID_0000_000B (0xB) 41 #define CPUID_0000_000D (0xD) 42 #define CPUID_0000_000F (0xF) 43 #define CPUID_0000_0010 (0x10) 44 #define CPUID_0000_0015 (0x15) 45 #define CPUID_8000_0000 (0x80000000) 46 #define CPUID_8000_0001 (0x80000001) 47 #define CPUID_8000_0002 (0x80000002) 48 #define CPUID_8000_0003 (0x80000003) 49 #define CPUID_8000_0004 (0x80000004) 50 #define CPUID_8000_0006 (0x80000006) 51 #define CPUID_8000_0007 (0x80000007) 52 #define CPUID_8000_0008 (0x80000008) 53 #define CPUID_8000_001D (0x8000001D) 54 #define CPUID_8000_001E (0x8000001E) 55 56 /* 57 * CPUID instruction Fn0000_0001: 58 */ 59 #define CPUID_0000_0001_APICID_MASK (0xff<<24) 60 #define CPUID_0000_0001_APICID_SHIFT 24 61 62 /* 63 * CPUID instruction Fn0000_0001 ECX 64 */ 65 #define CPUID_0000_0001_FEAT0_VMX (1<<5) 66 67 int x86_emulate_cpuid(struct vcpu *vcpu, uint64_t *rax, uint64_t *rbx, 68 uint64_t *rcx, uint64_t *rdx); 69 70 enum vm_cpuid_capability { 71 VCC_NONE, 72 VCC_NO_EXECUTE, 73 VCC_FFXSR, 74 VCC_TCE, 75 VCC_LAST 76 }; 77 78 /* 79 * Return 'true' if the capability 'cap' is enabled in this virtual cpu 80 * and 'false' otherwise. 81 */ 82 bool vm_cpuid_capability(struct vcpu *vcpu, enum vm_cpuid_capability); 83 84 #define VMM_MTRR_VAR_MAX 10 85 #define VMM_MTRR_DEF_MASK \ 86 (MTRR_DEF_ENABLE | MTRR_DEF_FIXED_ENABLE | MTRR_DEF_TYPE) 87 #define VMM_MTRR_PHYSBASE_MASK (MTRR_PHYSBASE_PHYSBASE | MTRR_PHYSBASE_TYPE) 88 #define VMM_MTRR_PHYSMASK_MASK (MTRR_PHYSMASK_PHYSMASK | MTRR_PHYSMASK_VALID) 89 struct vm_mtrr { 90 uint64_t def_type; 91 uint64_t fixed4k[8]; 92 uint64_t fixed16k[2]; 93 uint64_t fixed64k; 94 struct { 95 uint64_t base; 96 uint64_t mask; 97 } var[VMM_MTRR_VAR_MAX]; 98 }; 99 100 int vm_rdmtrr(struct vm_mtrr *mtrr, u_int num, uint64_t *val); 101 int vm_wrmtrr(struct vm_mtrr *mtrr, u_int num, uint64_t val); 102 103 #endif 104