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Diffstat (limited to 'target/i386/hyperv-proto.h')
| -rw-r--r-- | target/i386/hyperv-proto.h | 260 |
1 files changed, 260 insertions, 0 deletions
diff --git a/target/i386/hyperv-proto.h b/target/i386/hyperv-proto.h new file mode 100644 index 0000000..cb4d7f2 --- /dev/null +++ b/target/i386/hyperv-proto.h @@ -0,0 +1,260 @@ +/* + * Definitions for Hyper-V guest/hypervisor interaction + * + * Copyright (C) 2017 Parallels International GmbH + * + * This work is licensed under the terms of the GNU GPL, version 2 or later. + * See the COPYING file in the top-level directory. + */ + +#ifndef TARGET_I386_HYPERV_PROTO_H +#define TARGET_I386_HYPERV_PROTO_H + +#include "qemu/bitmap.h" + +#define HV_CPUID_VENDOR_AND_MAX_FUNCTIONS 0x40000000 +#define HV_CPUID_INTERFACE 0x40000001 +#define HV_CPUID_VERSION 0x40000002 +#define HV_CPUID_FEATURES 0x40000003 +#define HV_CPUID_ENLIGHTMENT_INFO 0x40000004 +#define HV_CPUID_IMPLEMENT_LIMITS 0x40000005 +#define HV_CPUID_MIN 0x40000005 +#define HV_CPUID_MAX 0x4000ffff +#define HV_HYPERVISOR_PRESENT_BIT 0x80000000 + +/* + * HV_CPUID_FEATURES.EAX bits + */ +#define HV_VP_RUNTIME_AVAILABLE (1u << 0) +#define HV_TIME_REF_COUNT_AVAILABLE (1u << 1) +#define HV_SYNIC_AVAILABLE (1u << 2) +#define HV_SYNTIMERS_AVAILABLE (1u << 3) +#define HV_APIC_ACCESS_AVAILABLE (1u << 4) +#define HV_HYPERCALL_AVAILABLE (1u << 5) +#define HV_VP_INDEX_AVAILABLE (1u << 6) +#define HV_RESET_AVAILABLE (1u << 7) +#define HV_REFERENCE_TSC_AVAILABLE (1u << 9) +#define HV_ACCESS_FREQUENCY_MSRS (1u << 11) + + +/* + * HV_CPUID_FEATURES.EDX bits + */ +#define HV_MWAIT_AVAILABLE (1u << 0) +#define HV_GUEST_DEBUGGING_AVAILABLE (1u << 1) +#define HV_PERF_MONITOR_AVAILABLE (1u << 2) +#define HV_CPU_DYNAMIC_PARTITIONING_AVAILABLE (1u << 3) +#define HV_HYPERCALL_PARAMS_XMM_AVAILABLE (1u << 4) +#define HV_GUEST_IDLE_STATE_AVAILABLE (1u << 5) +#define HV_FREQUENCY_MSRS_AVAILABLE (1u << 8) +#define HV_GUEST_CRASH_MSR_AVAILABLE (1u << 10) + +/* + * HV_CPUID_ENLIGHTMENT_INFO.EAX bits + */ +#define HV_AS_SWITCH_RECOMMENDED (1u << 0) +#define HV_LOCAL_TLB_FLUSH_RECOMMENDED (1u << 1) +#define HV_REMOTE_TLB_FLUSH_RECOMMENDED (1u << 2) +#define HV_APIC_ACCESS_RECOMMENDED (1u << 3) +#define HV_SYSTEM_RESET_RECOMMENDED (1u << 4) +#define HV_RELAXED_TIMING_RECOMMENDED (1u << 5) + +/* + * Basic virtualized MSRs + */ +#define HV_X64_MSR_GUEST_OS_ID 0x40000000 +#define HV_X64_MSR_HYPERCALL 0x40000001 +#define HV_X64_MSR_VP_INDEX 0x40000002 +#define HV_X64_MSR_RESET 0x40000003 +#define HV_X64_MSR_VP_RUNTIME 0x40000010 +#define HV_X64_MSR_TIME_REF_COUNT 0x40000020 +#define HV_X64_MSR_REFERENCE_TSC 0x40000021 +#define HV_X64_MSR_TSC_FREQUENCY 0x40000022 +#define HV_X64_MSR_APIC_FREQUENCY 0x40000023 + +/* + * Virtual APIC MSRs + */ +#define HV_X64_MSR_EOI 0x40000070 +#define HV_X64_MSR_ICR 0x40000071 +#define HV_X64_MSR_TPR 0x40000072 +#define HV_X64_MSR_APIC_ASSIST_PAGE 0x40000073 + +/* + * Synthetic interrupt controller MSRs + */ +#define HV_X64_MSR_SCONTROL 0x40000080 +#define HV_X64_MSR_SVERSION 0x40000081 +#define HV_X64_MSR_SIEFP 0x40000082 +#define HV_X64_MSR_SIMP 0x40000083 +#define HV_X64_MSR_EOM 0x40000084 +#define HV_X64_MSR_SINT0 0x40000090 +#define HV_X64_MSR_SINT1 0x40000091 +#define HV_X64_MSR_SINT2 0x40000092 +#define HV_X64_MSR_SINT3 0x40000093 +#define HV_X64_MSR_SINT4 0x40000094 +#define HV_X64_MSR_SINT5 0x40000095 +#define HV_X64_MSR_SINT6 0x40000096 +#define HV_X64_MSR_SINT7 0x40000097 +#define HV_X64_MSR_SINT8 0x40000098 +#define HV_X64_MSR_SINT9 0x40000099 +#define HV_X64_MSR_SINT10 0x4000009A +#define HV_X64_MSR_SINT11 0x4000009B +#define HV_X64_MSR_SINT12 0x4000009C +#define HV_X64_MSR_SINT13 0x4000009D +#define HV_X64_MSR_SINT14 0x4000009E +#define HV_X64_MSR_SINT15 0x4000009F + +/* + * Synthetic timer MSRs + */ +#define HV_X64_MSR_STIMER0_CONFIG 0x400000B0 +#define HV_X64_MSR_STIMER0_COUNT 0x400000B1 +#define HV_X64_MSR_STIMER1_CONFIG 0x400000B2 +#define HV_X64_MSR_STIMER1_COUNT 0x400000B3 +#define HV_X64_MSR_STIMER2_CONFIG 0x400000B4 +#define HV_X64_MSR_STIMER2_COUNT 0x400000B5 +#define HV_X64_MSR_STIMER3_CONFIG 0x400000B6 +#define HV_X64_MSR_STIMER3_COUNT 0x400000B7 + +/* + * Guest crash notification MSRs + */ +#define HV_X64_MSR_CRASH_P0 0x40000100 +#define HV_X64_MSR_CRASH_P1 0x40000101 +#define HV_X64_MSR_CRASH_P2 0x40000102 +#define HV_X64_MSR_CRASH_P3 0x40000103 +#define HV_X64_MSR_CRASH_P4 0x40000104 +#define HV_CRASH_PARAMS (HV_X64_MSR_CRASH_P4 - HV_X64_MSR_CRASH_P0 + 1) +#define HV_X64_MSR_CRASH_CTL 0x40000105 +#define HV_CRASH_CTL_NOTIFY (1ull << 63) + +/* + * Hypercall status code + */ +#define HV_STATUS_SUCCESS 0 +#define HV_STATUS_INVALID_HYPERCALL_CODE 2 +#define HV_STATUS_INVALID_HYPERCALL_INPUT 3 +#define HV_STATUS_INVALID_ALIGNMENT 4 +#define HV_STATUS_INVALID_PARAMETER 5 +#define HV_STATUS_INSUFFICIENT_MEMORY 11 +#define HV_STATUS_INVALID_CONNECTION_ID 18 +#define HV_STATUS_INSUFFICIENT_BUFFERS 19 + +/* + * Hypercall numbers + */ +#define HV_POST_MESSAGE 0x005c +#define HV_SIGNAL_EVENT 0x005d +#define HV_HYPERCALL_FAST (1u << 16) + +/* + * Hypercall MSR bits + */ +#define HV_HYPERCALL_ENABLE (1u << 0) + +/* + * Synthetic interrupt controller definitions + */ +#define HV_SYNIC_VERSION 1 +#define HV_SINT_COUNT 16 +#define HV_SYNIC_ENABLE (1u << 0) +#define HV_SIMP_ENABLE (1u << 0) +#define HV_SIEFP_ENABLE (1u << 0) +#define HV_SINT_MASKED (1u << 16) +#define HV_SINT_AUTO_EOI (1u << 17) +#define HV_SINT_VECTOR_MASK 0xff + +#define HV_STIMER_COUNT 4 + +/* + * Message size + */ +#define HV_MESSAGE_PAYLOAD_SIZE 240 + +/* + * Message types + */ +#define HV_MESSAGE_NONE 0x00000000 +#define HV_MESSAGE_VMBUS 0x00000001 +#define HV_MESSAGE_UNMAPPED_GPA 0x80000000 +#define HV_MESSAGE_GPA_INTERCEPT 0x80000001 +#define HV_MESSAGE_TIMER_EXPIRED 0x80000010 +#define HV_MESSAGE_INVALID_VP_REGISTER_VALUE 0x80000020 +#define HV_MESSAGE_UNRECOVERABLE_EXCEPTION 0x80000021 +#define HV_MESSAGE_UNSUPPORTED_FEATURE 0x80000022 +#define HV_MESSAGE_EVENTLOG_BUFFERCOMPLETE 0x80000040 +#define HV_MESSAGE_X64_IOPORT_INTERCEPT 0x80010000 +#define HV_MESSAGE_X64_MSR_INTERCEPT 0x80010001 +#define HV_MESSAGE_X64_CPUID_INTERCEPT 0x80010002 +#define HV_MESSAGE_X64_EXCEPTION_INTERCEPT 0x80010003 +#define HV_MESSAGE_X64_APIC_EOI 0x80010004 +#define HV_MESSAGE_X64_LEGACY_FP_ERROR 0x80010005 + +/* + * Message flags + */ +#define HV_MESSAGE_FLAG_PENDING 0x1 + +/* + * Event flags number per SINT + */ +#define HV_EVENT_FLAGS_COUNT (256 * 8) + +/* + * Connection id valid bits + */ +#define HV_CONNECTION_ID_MASK 0x00ffffff + +/* + * Input structure for POST_MESSAGE hypercall + */ +struct hyperv_post_message_input { + uint32_t connection_id; + uint32_t _reserved; + uint32_t message_type; + uint32_t payload_size; + uint8_t payload[HV_MESSAGE_PAYLOAD_SIZE]; +}; + +/* + * Input structure for SIGNAL_EVENT hypercall + */ +struct hyperv_signal_event_input { + uint32_t connection_id; + uint16_t flag_number; + uint16_t _reserved_zero; +}; + +/* + * SynIC message structures + */ +struct hyperv_message_header { + uint32_t message_type; + uint8_t payload_size; + uint8_t message_flags; /* HV_MESSAGE_FLAG_XX */ + uint8_t _reserved[2]; + uint64_t sender; +}; + +struct hyperv_message { + struct hyperv_message_header header; + uint8_t payload[HV_MESSAGE_PAYLOAD_SIZE]; +}; + +struct hyperv_message_page { + struct hyperv_message slot[HV_SINT_COUNT]; +}; + +/* + * SynIC event flags structures + */ +struct hyperv_event_flags { + DECLARE_BITMAP(flags, HV_EVENT_FLAGS_COUNT); +}; + +struct hyperv_event_flags_page { + struct hyperv_event_flags slot[HV_SINT_COUNT]; +}; + +#endif |