qemu-e2k/target/i386/hyperv-proto.h
Vitaly Kuznetsov 128531d9e1 i386/kvm: add support for Direct Mode for Hyper-V synthetic timers
Hyper-V on KVM can only use Synthetic timers with Direct Mode (opting for
an interrupt instead of VMBus message). This new capability is only
announced in KVM_GET_SUPPORTED_HV_CPUID.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Message-Id: <20190517141924.19024-10-vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2019-06-21 02:29:39 +02:00

164 lines
6.3 KiB
C

/*
* Definitions for Hyper-V guest/hypervisor interaction - x86-specific part
*
* Copyright (c) 2017-2018 Virtuozzo 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 "hw/hyperv/hyperv-proto.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_NESTED_FEATURES 0x4000000A
#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)
#define HV_ACCESS_REENLIGHTENMENTS_CONTROL (1u << 13)
/*
* 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)
#define HV_STIMER_DIRECT_MODE_AVAILABLE (1u << 19)
/*
* 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)
#define HV_CLUSTER_IPI_RECOMMENDED (1u << 10)
#define HV_EX_PROCESSOR_MASKS_RECOMMENDED (1u << 11)
#define HV_ENLIGHTENED_VMCS_RECOMMENDED (1u << 14)
/*
* 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)
/*
* Reenlightenment notification MSRs
*/
#define HV_X64_MSR_REENLIGHTENMENT_CONTROL 0x40000106
#define HV_X64_MSR_TSC_EMULATION_CONTROL 0x40000107
#define HV_X64_MSR_TSC_EMULATION_STATUS 0x40000108
/*
* Hypercall MSR bits
*/
#define HV_HYPERCALL_ENABLE (1u << 0)
/*
* Synthetic interrupt controller definitions
*/
#define HV_SYNIC_VERSION 1
#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
#endif