1 /* 2 * Definitions for Hyper-V guest/hypervisor interaction - x86-specific part 3 * 4 * Copyright (c) 2017-2018 Virtuozzo International GmbH. 5 * 6 * This work is licensed under the terms of the GNU GPL, version 2 or later. 7 * See the COPYING file in the top-level directory. 8 */ 9 10 #ifndef TARGET_I386_HYPERV_PROTO_H 11 #define TARGET_I386_HYPERV_PROTO_H 12 13 #include "hw/hyperv/hyperv-proto.h" 14 15 #define HV_CPUID_VENDOR_AND_MAX_FUNCTIONS 0x40000000 16 #define HV_CPUID_INTERFACE 0x40000001 17 #define HV_CPUID_VERSION 0x40000002 18 #define HV_CPUID_FEATURES 0x40000003 19 #define HV_CPUID_ENLIGHTMENT_INFO 0x40000004 20 #define HV_CPUID_IMPLEMENT_LIMITS 0x40000005 21 #define HV_CPUID_NESTED_FEATURES 0x4000000A 22 #define HV_CPUID_SYNDBG_VENDOR_AND_MAX_FUNCTIONS 0x40000080 23 #define HV_CPUID_SYNDBG_INTERFACE 0x40000081 24 #define HV_CPUID_SYNDBG_PLATFORM_CAPABILITIES 0x40000082 25 #define HV_CPUID_MIN 0x40000005 26 #define HV_CPUID_MAX 0x4000ffff 27 #define HV_HYPERVISOR_PRESENT_BIT 0x80000000 28 29 /* 30 * HV_CPUID_FEATURES.EAX bits 31 */ 32 #define HV_VP_RUNTIME_AVAILABLE (1u << 0) 33 #define HV_TIME_REF_COUNT_AVAILABLE (1u << 1) 34 #define HV_SYNIC_AVAILABLE (1u << 2) 35 #define HV_SYNTIMERS_AVAILABLE (1u << 3) 36 #define HV_APIC_ACCESS_AVAILABLE (1u << 4) 37 #define HV_HYPERCALL_AVAILABLE (1u << 5) 38 #define HV_VP_INDEX_AVAILABLE (1u << 6) 39 #define HV_RESET_AVAILABLE (1u << 7) 40 #define HV_REFERENCE_TSC_AVAILABLE (1u << 9) 41 #define HV_ACCESS_FREQUENCY_MSRS (1u << 11) 42 #define HV_ACCESS_REENLIGHTENMENTS_CONTROL (1u << 13) 43 44 /* 45 * HV_CPUID_FEATURES.EBX bits 46 */ 47 #define HV_POST_MESSAGES (1u << 4) 48 #define HV_SIGNAL_EVENTS (1u << 5) 49 50 /* 51 * HV_CPUID_FEATURES.EDX bits 52 */ 53 #define HV_MWAIT_AVAILABLE (1u << 0) 54 #define HV_GUEST_DEBUGGING_AVAILABLE (1u << 1) 55 #define HV_PERF_MONITOR_AVAILABLE (1u << 2) 56 #define HV_CPU_DYNAMIC_PARTITIONING_AVAILABLE (1u << 3) 57 #define HV_HYPERCALL_XMM_INPUT_AVAILABLE (1u << 4) 58 #define HV_GUEST_IDLE_STATE_AVAILABLE (1u << 5) 59 #define HV_FREQUENCY_MSRS_AVAILABLE (1u << 8) 60 #define HV_GUEST_CRASH_MSR_AVAILABLE (1u << 10) 61 #define HV_FEATURE_DEBUG_MSRS_AVAILABLE (1u << 11) 62 #define HV_EXT_GVA_RANGES_FLUSH_AVAILABLE (1u << 14) 63 #define HV_STIMER_DIRECT_MODE_AVAILABLE (1u << 19) 64 65 /* 66 * HV_CPUID_FEATURES.EBX bits 67 */ 68 #define HV_PARTITION_DEBUGGING_ALLOWED (1u << 12) 69 70 /* 71 * HV_CPUID_ENLIGHTMENT_INFO.EAX bits 72 */ 73 #define HV_AS_SWITCH_RECOMMENDED (1u << 0) 74 #define HV_LOCAL_TLB_FLUSH_RECOMMENDED (1u << 1) 75 #define HV_REMOTE_TLB_FLUSH_RECOMMENDED (1u << 2) 76 #define HV_APIC_ACCESS_RECOMMENDED (1u << 3) 77 #define HV_SYSTEM_RESET_RECOMMENDED (1u << 4) 78 #define HV_RELAXED_TIMING_RECOMMENDED (1u << 5) 79 #define HV_DEPRECATING_AEOI_RECOMMENDED (1u << 9) 80 #define HV_CLUSTER_IPI_RECOMMENDED (1u << 10) 81 #define HV_EX_PROCESSOR_MASKS_RECOMMENDED (1u << 11) 82 #define HV_ENLIGHTENED_VMCS_RECOMMENDED (1u << 14) 83 #define HV_NO_NONARCH_CORESHARING (1u << 18) 84 85 /* 86 * HV_CPUID_SYNDBG_PLATFORM_CAPABILITIES.EAX bits 87 */ 88 #define HV_SYNDBG_CAP_ALLOW_KERNEL_DEBUGGING (1u << 1) 89 90 /* 91 * HV_CPUID_NESTED_FEATURES.EAX bits 92 */ 93 #define HV_NESTED_DIRECT_FLUSH (1u << 17) 94 #define HV_NESTED_MSR_BITMAP (1u << 19) 95 96 /* 97 * Basic virtualized MSRs 98 */ 99 #define HV_X64_MSR_GUEST_OS_ID 0x40000000 100 #define HV_X64_MSR_HYPERCALL 0x40000001 101 #define HV_X64_MSR_VP_INDEX 0x40000002 102 #define HV_X64_MSR_RESET 0x40000003 103 #define HV_X64_MSR_VP_RUNTIME 0x40000010 104 #define HV_X64_MSR_TIME_REF_COUNT 0x40000020 105 #define HV_X64_MSR_REFERENCE_TSC 0x40000021 106 #define HV_X64_MSR_TSC_FREQUENCY 0x40000022 107 #define HV_X64_MSR_APIC_FREQUENCY 0x40000023 108 109 /* 110 * Virtual APIC MSRs 111 */ 112 #define HV_X64_MSR_EOI 0x40000070 113 #define HV_X64_MSR_ICR 0x40000071 114 #define HV_X64_MSR_TPR 0x40000072 115 #define HV_X64_MSR_APIC_ASSIST_PAGE 0x40000073 116 117 /* 118 * Synthetic interrupt controller MSRs 119 */ 120 #define HV_X64_MSR_SCONTROL 0x40000080 121 #define HV_X64_MSR_SVERSION 0x40000081 122 #define HV_X64_MSR_SIEFP 0x40000082 123 #define HV_X64_MSR_SIMP 0x40000083 124 #define HV_X64_MSR_EOM 0x40000084 125 #define HV_X64_MSR_SINT0 0x40000090 126 #define HV_X64_MSR_SINT1 0x40000091 127 #define HV_X64_MSR_SINT2 0x40000092 128 #define HV_X64_MSR_SINT3 0x40000093 129 #define HV_X64_MSR_SINT4 0x40000094 130 #define HV_X64_MSR_SINT5 0x40000095 131 #define HV_X64_MSR_SINT6 0x40000096 132 #define HV_X64_MSR_SINT7 0x40000097 133 #define HV_X64_MSR_SINT8 0x40000098 134 #define HV_X64_MSR_SINT9 0x40000099 135 #define HV_X64_MSR_SINT10 0x4000009A 136 #define HV_X64_MSR_SINT11 0x4000009B 137 #define HV_X64_MSR_SINT12 0x4000009C 138 #define HV_X64_MSR_SINT13 0x4000009D 139 #define HV_X64_MSR_SINT14 0x4000009E 140 #define HV_X64_MSR_SINT15 0x4000009F 141 142 /* 143 * Synthetic timer MSRs 144 */ 145 #define HV_X64_MSR_STIMER0_CONFIG 0x400000B0 146 #define HV_X64_MSR_STIMER0_COUNT 0x400000B1 147 #define HV_X64_MSR_STIMER1_CONFIG 0x400000B2 148 #define HV_X64_MSR_STIMER1_COUNT 0x400000B3 149 #define HV_X64_MSR_STIMER2_CONFIG 0x400000B4 150 #define HV_X64_MSR_STIMER2_COUNT 0x400000B5 151 #define HV_X64_MSR_STIMER3_CONFIG 0x400000B6 152 #define HV_X64_MSR_STIMER3_COUNT 0x400000B7 153 154 /* 155 * Hyper-V Synthetic debug options MSR 156 */ 157 #define HV_X64_MSR_SYNDBG_CONTROL 0x400000F1 158 #define HV_X64_MSR_SYNDBG_STATUS 0x400000F2 159 #define HV_X64_MSR_SYNDBG_SEND_BUFFER 0x400000F3 160 #define HV_X64_MSR_SYNDBG_RECV_BUFFER 0x400000F4 161 #define HV_X64_MSR_SYNDBG_PENDING_BUFFER 0x400000F5 162 #define HV_X64_MSR_SYNDBG_OPTIONS 0x400000FF 163 164 #define HV_X64_SYNDBG_OPTION_USE_HCALLS BIT(2) 165 166 /* 167 * Guest crash notification MSRs 168 */ 169 #define HV_X64_MSR_CRASH_P0 0x40000100 170 #define HV_X64_MSR_CRASH_P1 0x40000101 171 #define HV_X64_MSR_CRASH_P2 0x40000102 172 #define HV_X64_MSR_CRASH_P3 0x40000103 173 #define HV_X64_MSR_CRASH_P4 0x40000104 174 #define HV_CRASH_PARAMS (HV_X64_MSR_CRASH_P4 - HV_X64_MSR_CRASH_P0 + 1) 175 #define HV_X64_MSR_CRASH_CTL 0x40000105 176 #define HV_CRASH_CTL_NOTIFY (1ull << 63) 177 178 /* 179 * Reenlightenment notification MSRs 180 */ 181 #define HV_X64_MSR_REENLIGHTENMENT_CONTROL 0x40000106 182 #define HV_REENLIGHTENMENT_ENABLE_BIT (1u << 16) 183 #define HV_X64_MSR_TSC_EMULATION_CONTROL 0x40000107 184 #define HV_X64_MSR_TSC_EMULATION_STATUS 0x40000108 185 186 /* 187 * Hypercall MSR bits 188 */ 189 #define HV_HYPERCALL_ENABLE (1u << 0) 190 191 /* 192 * Synthetic interrupt controller definitions 193 */ 194 #define HV_SYNIC_VERSION 1 195 #define HV_SYNIC_ENABLE (1u << 0) 196 #define HV_SIMP_ENABLE (1u << 0) 197 #define HV_SIEFP_ENABLE (1u << 0) 198 #define HV_SINT_MASKED (1u << 16) 199 #define HV_SINT_AUTO_EOI (1u << 17) 200 #define HV_SINT_VECTOR_MASK 0xff 201 202 #define HV_STIMER_COUNT 4 203 204 /* 205 * Synthetic debugger control definitions 206 */ 207 #define HV_SYNDBG_CONTROL_SEND (1u << 0) 208 #define HV_SYNDBG_CONTROL_RECV (1u << 1) 209 #define HV_SYNDBG_CONTROL_SEND_SIZE(ctl) ((ctl >> 16) & 0xffff) 210 #define HV_SYNDBG_STATUS_INVALID (0) 211 #define HV_SYNDBG_STATUS_SEND_SUCCESS (1u << 0) 212 #define HV_SYNDBG_STATUS_RECV_SUCCESS (1u << 2) 213 #define HV_SYNDBG_STATUS_RESET (1u << 3) 214 #define HV_SYNDBG_STATUS_SET_SIZE(st, sz) (st | (sz << 16)) 215 216 #endif 217