[PATCH v3 5/5] hyperv: Remove the now unused hyperv-tlfs.h files

Nuno Das Neves
2024-11-25T23:24:50Z

Remove all hyperv-tlfs.h files. These are no longer included
anywhere. hyperv/hvhdk.h serves the same role, but with an easier
path for adding new definitions.

Remove the relevant lines in MAINTAINERS.

Signed-off-by: Nuno Das Neves <nunodasneves@linux.microsoft.com>
---
MAINTAINERS | 3 -
arch/arm64/include/asm/hyperv-tlfs.h | 71 ---
arch/x86/include/asm/hyperv-tlfs.h | 811 ------------------------
include/asm-generic/hyperv-tlfs.h | 883 ---------------------------
4 files changed, 1768 deletions(-)
delete mode 100644 arch/arm64/include/asm/hyperv-tlfs.h
delete mode 100644 arch/x86/include/asm/hyperv-tlfs.h
delete mode 100644 include/asm-generic/hyperv-tlfs.h

diff --git a/MAINTAINERS b/MAINTAINERS
index 6ffa65b5a160..b1fb2a008982 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -10672,10 +10672,8 @@ F: Documentation/devicetree/bindings/bus/microsoft,vmbus.yaml
F: Documentation/networking/device_drivers/ethernet/microsoft/netvsc.rst
F: Documentation/virt/hyperv
F: arch/arm64/hyperv
-F: arch/arm64/include/asm/hyperv-tlfs.h
F: arch/arm64/include/asm/mshyperv.h
F: arch/x86/hyperv
-F: arch/x86/include/asm/hyperv-tlfs.h
F: arch/x86/include/asm/mshyperv.h
F: arch/x86/include/asm/trace/hyperv.h
F: arch/x86/kernel/cpu/mshyperv.c
@@ -10691,7 +10689,6 @@ F: drivers/pci/controller/pci-hyperv.c
F: drivers/scsi/storvsc_drv.c
F: drivers/uio/uio_hv_generic.c
F: drivers/video/fbdev/hyperv_fb.c
-F: include/asm-generic/hyperv-tlfs.h
F: include/asm-generic/mshyperv.h
F: include/clocksource/hyperv_timer.h
F: include/hyperv/hvgdk.h
diff --git a/arch/arm64/include/asm/hyperv-tlfs.h b/arch/arm64/include/asm/hyperv-tlfs.h
deleted file mode 100644
index bc30aadedfe9..000000000000
--- a/arch/arm64/include/asm/hyperv-tlfs.h
+++ /dev/null
@@ -1,71 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-
-/*
- * This file contains definitions from the Hyper-V Hypervisor Top-Level
- * Functional Specification (TLFS):
- * https://docs.microsoft.com/en-us/virtualization/hyper-v-on-windows/reference/tlfs
- *
- * Copyright (C) 2021, Microsoft, Inc.
- *
- * Author : Michael Kelley <mikelley@microsoft.com>
- */
-
-#ifndef _ASM_HYPERV_TLFS_H
-#define _ASM_HYPERV_TLFS_H
-
-#include <linux/types.h>
-
-/*
- * All data structures defined in the TLFS that are shared between Hyper-V
- * and a guest VM use Little Endian byte ordering. This matches the default
- * byte ordering of Linux running on ARM64, so no special handling is required.
- */
-
-/*
- * Group C Features. See the asm-generic version of hyperv-tlfs.h
- * for a description of Feature Groups.
- */
-
-/* Crash MSRs available */
-#define HV_FEATURE_GUEST_CRASH_MSR_AVAILABLE BIT(8)
-
-/* STIMER direct mode is available */
-#define HV_STIMER_DIRECT_MODE_AVAILABLE BIT(13)
-
-/*
- * To support arch-generic code calling hv_set/get_register:
- * - On x86, HV_MSR_ indicates an MSR accessed via rdmsrl/wrmsrl
- * - On ARM, HV_MSR_ indicates a VP register accessed via hypercall
- */
-#define HV_MSR_CRASH_P0 (HV_REGISTER_GUEST_CRASH_P0)
-#define HV_MSR_CRASH_P1 (HV_REGISTER_GUEST_CRASH_P1)
-#define HV_MSR_CRASH_P2 (HV_REGISTER_GUEST_CRASH_P2)
-#define HV_MSR_CRASH_P3 (HV_REGISTER_GUEST_CRASH_P3)
-#define HV_MSR_CRASH_P4 (HV_REGISTER_GUEST_CRASH_P4)
-#define HV_MSR_CRASH_CTL (HV_REGISTER_GUEST_CRASH_CTL)
-
-#define HV_MSR_VP_INDEX (HV_REGISTER_VP_INDEX)
-#define HV_MSR_TIME_REF_COUNT (HV_REGISTER_TIME_REF_COUNT)
-#define HV_MSR_REFERENCE_TSC (HV_REGISTER_REFERENCE_TSC)
-
-#define HV_MSR_SINT0 (HV_REGISTER_SINT0)
-#define HV_MSR_SCONTROL (HV_REGISTER_SCONTROL)
-#define HV_MSR_SIEFP (HV_REGISTER_SIEFP)
-#define HV_MSR_SIMP (HV_REGISTER_SIMP)
-#define HV_MSR_EOM (HV_REGISTER_EOM)
-
-#define HV_MSR_STIMER0_CONFIG (HV_REGISTER_STIMER0_CONFIG)
-#define HV_MSR_STIMER0_COUNT (HV_REGISTER_STIMER0_COUNT)
-
-union hv_msi_entry {
- u64 as_uint64[2];
- struct {
- u64 address;
- u32 data;
- u32 reserved;
- } __packed;
-};
-
-#include <asm-generic/hyperv-tlfs.h>
-
-#endif
diff --git a/arch/x86/include/asm/hyperv-tlfs.h b/arch/x86/include/asm/hyperv-tlfs.h
deleted file mode 100644
index 3787d26810c1..000000000000
--- a/arch/x86/include/asm/hyperv-tlfs.h
+++ /dev/null
@@ -1,811 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-
-/*
- * This file contains definitions from Hyper-V Hypervisor Top-Level Functional
- * Specification (TLFS):
- * https://docs.microsoft.com/en-us/virtualization/hyper-v-on-windows/reference/tlfs
- */
-
-#ifndef _ASM_X86_HYPERV_TLFS_H
-#define _ASM_X86_HYPERV_TLFS_H
-
-#include <linux/types.h>
-#include <asm/page.h>
-/*
- * The below CPUID leaves are present if VersionAndFeatures.HypervisorPresent
- * is set by CPUID(HvCpuIdFunctionVersionAndFeatures).
- */
-#define HYPERV_CPUID_VENDOR_AND_MAX_FUNCTIONS 0x40000000
-#define HYPERV_CPUID_INTERFACE 0x40000001
-#define HYPERV_CPUID_VERSION 0x40000002
-#define HYPERV_CPUID_FEATURES 0x40000003
-#define HYPERV_CPUID_ENLIGHTMENT_INFO 0x40000004
-#define HYPERV_CPUID_IMPLEMENT_LIMITS 0x40000005
-#define HYPERV_CPUID_CPU_MANAGEMENT_FEATURES 0x40000007
-#define HYPERV_CPUID_NESTED_FEATURES 0x4000000A
-#define HYPERV_CPUID_ISOLATION_CONFIG 0x4000000C
-
-#define HYPERV_CPUID_VIRT_STACK_INTERFACE 0x40000081
-#define HYPERV_VS_INTERFACE_EAX_SIGNATURE 0x31235356 /* "VS#1" */
-
-#define HYPERV_CPUID_VIRT_STACK_PROPERTIES 0x40000082
-/* Support for the extended IOAPIC RTE format */
-#define HYPERV_VS_PROPERTIES_EAX_EXTENDED_IOAPIC_RTE BIT(2)
-
-#define HYPERV_HYPERVISOR_PRESENT_BIT 0x80000000
-#define HYPERV_CPUID_MIN 0x40000005
-#define HYPERV_CPUID_MAX 0x4000ffff
-
-/*
- * Group D Features. The bit assignments are custom to each architecture.
- * On x86/x64 these are HYPERV_CPUID_FEATURES.EDX bits.
- */
-/* The MWAIT instruction is available (per section MONITOR / MWAIT) */
-#define HV_X64_MWAIT_AVAILABLE BIT(0)
-/* Guest debugging support is available */
-#define HV_X64_GUEST_DEBUGGING_AVAILABLE BIT(1)
-/* Performance Monitor support is available*/
-#define HV_X64_PERF_MONITOR_AVAILABLE BIT(2)
-/* Support for physical CPU dynamic partitioning events is available*/
-#define HV_X64_CPU_DYNAMIC_PARTITIONING_AVAILABLE BIT(3)
-/*
- * Support for passing hypercall input parameter block via XMM
- * registers is available
- */
-#define HV_X64_HYPERCALL_XMM_INPUT_AVAILABLE BIT(4)
-/* Support for a virtual guest idle state is available */
-#define HV_X64_GUEST_IDLE_STATE_AVAILABLE BIT(5)
-/* Frequency MSRs available */
-#define HV_FEATURE_FREQUENCY_MSRS_AVAILABLE BIT(8)
-/* Crash MSR available */
-#define HV_FEATURE_GUEST_CRASH_MSR_AVAILABLE BIT(10)
-/* Support for debug MSRs available */
-#define HV_FEATURE_DEBUG_MSRS_AVAILABLE BIT(11)
-/* Support for extended gva ranges for flush hypercalls available */
-#define HV_FEATURE_EXT_GVA_RANGES_FLUSH BIT(14)
-/*
- * Support for returning hypercall output block via XMM
- * registers is available
- */
-#define HV_X64_HYPERCALL_XMM_OUTPUT_AVAILABLE BIT(15)
-/* stimer Direct Mode is available */
-#define HV_STIMER_DIRECT_MODE_AVAILABLE BIT(19)
-
-/*
- * Implementation recommendations. Indicates which behaviors the hypervisor
- * recommends the OS implement for optimal performance.
- * These are HYPERV_CPUID_ENLIGHTMENT_INFO.EAX bits.
- */
-/*
- * Recommend using hypercall for address space switches rather
- * than MOV to CR3 instruction
- */
-#define HV_X64_AS_SWITCH_RECOMMENDED BIT(0)
-/* Recommend using hypercall for local TLB flushes rather
- * than INVLPG or MOV to CR3 instructions */
-#define HV_X64_LOCAL_TLB_FLUSH_RECOMMENDED BIT(1)
-/*
- * Recommend using hypercall for remote TLB flushes rather
- * than inter-processor interrupts
- */
-#define HV_X64_REMOTE_TLB_FLUSH_RECOMMENDED BIT(2)
-/*
- * Recommend using MSRs for accessing APIC registers
- * EOI, ICR and TPR rather than their memory-mapped counterparts
- */
-#define HV_X64_APIC_ACCESS_RECOMMENDED BIT(3)
-/* Recommend using the hypervisor-provided MSR to initiate a system RESET */
-#define HV_X64_SYSTEM_RESET_RECOMMENDED BIT(4)
-/*
- * Recommend using relaxed timing for this partition. If used,
- * the VM should disable any watchdog timeouts that rely on the
- * timely delivery of external interrupts
- */
-#define HV_X64_RELAXED_TIMING_RECOMMENDED BIT(5)
-
-/*
- * Recommend not using Auto End-Of-Interrupt feature
- */
-#define HV_DEPRECATING_AEOI_RECOMMENDED BIT(9)
-
-/*
- * Recommend using cluster IPI hypercalls.
- */
-#define HV_X64_CLUSTER_IPI_RECOMMENDED BIT(10)
-
-/* Recommend using the newer ExProcessorMasks interface */
-#define HV_X64_EX_PROCESSOR_MASKS_RECOMMENDED BIT(11)
-
-/* Indicates that the hypervisor is nested within a Hyper-V partition. */
-#define HV_X64_HYPERV_NESTED BIT(12)
-
-/* Recommend using enlightened VMCS */
-#define HV_X64_ENLIGHTENED_VMCS_RECOMMENDED BIT(14)
-
-/* Use hypercalls for MMIO config space access */
-#define HV_X64_USE_MMIO_HYPERCALLS BIT(21)
-
-/*
- * CPU management features identification.
- * These are HYPERV_CPUID_CPU_MANAGEMENT_FEATURES.EAX bits.
- */
-#define HV_X64_START_LOGICAL_PROCESSOR BIT(0)
-#define HV_X64_CREATE_ROOT_VIRTUAL_PROCESSOR BIT(1)
-#define HV_X64_PERFORMANCE_COUNTER_SYNC BIT(2)
-#define HV_X64_RESERVED_IDENTITY_BIT BIT(31)
-
-/*
- * Virtual processor will never share a physical core with another virtual
- * processor, except for virtual processors that are reported as sibling SMT
- * threads.
- */
-#define HV_X64_NO_NONARCH_CORESHARING BIT(18)
-
-/* Nested features. These are HYPERV_CPUID_NESTED_FEATURES.EAX bits. */
-#define HV_X64_NESTED_DIRECT_FLUSH BIT(17)
-#define HV_X64_NESTED_GUEST_MAPPING_FLUSH BIT(18)
-#define HV_X64_NESTED_MSR_BITMAP BIT(19)
-
-/* Nested features #2. These are HYPERV_CPUID_NESTED_FEATURES.EBX bits. */
-#define HV_X64_NESTED_EVMCS1_PERF_GLOBAL_CTRL BIT(0)
-
-/*
- * This is specific to AMD and specifies that enlightened TLB flush is
- * supported. If guest opts in to this feature, ASID invalidations only
- * flushes gva -> hpa mapping entries. To flush the TLB entries derived
- * from NPT, hypercalls should be used (HvFlushGuestPhysicalAddressSpace
- * or HvFlushGuestPhysicalAddressList).
- */
-#define HV_X64_NESTED_ENLIGHTENED_TLB BIT(22)
-
-/* HYPERV_CPUID_ISOLATION_CONFIG.EAX bits. */
-#define HV_PARAVISOR_PRESENT BIT(0)
-
-/* HYPERV_CPUID_ISOLATION_CONFIG.EBX bits. */
-#define HV_ISOLATION_TYPE GENMASK(3, 0)
-#define HV_SHARED_GPA_BOUNDARY_ACTIVE BIT(5)
-#define HV_SHARED_GPA_BOUNDARY_BITS GENMASK(11, 6)
-
-enum hv_isolation_type {
- HV_ISOLATION_TYPE_NONE = 0,
- HV_ISOLATION_TYPE_VBS = 1,
- HV_ISOLATION_TYPE_SNP = 2,
- HV_ISOLATION_TYPE_TDX = 3
-};
-
-/* Hyper-V specific model specific registers (MSRs) */
-
-/* MSR used to identify the guest OS. */
-#define HV_X64_MSR_GUEST_OS_ID 0x40000000
-
-/* MSR used to setup pages used to communicate with the hypervisor. */
-#define HV_X64_MSR_HYPERCALL 0x40000001
-
-/* MSR used to provide vcpu index */
-#define HV_X64_MSR_VP_INDEX 0x40000002
-
-/* MSR used to reset the guest OS. */
-#define HV_X64_MSR_RESET 0x40000003
-
-/* MSR used to provide vcpu runtime in 100ns units */
-#define HV_X64_MSR_VP_RUNTIME 0x40000010
-
-/* MSR used to read the per-partition time reference counter */
-#define HV_X64_MSR_TIME_REF_COUNT 0x40000020
-
-/* A partition's reference time stamp counter (TSC) page */
-#define HV_X64_MSR_REFERENCE_TSC 0x40000021
-
-/* MSR used to retrieve the TSC frequency */
-#define HV_X64_MSR_TSC_FREQUENCY 0x40000022
-
-/* MSR used to retrieve the local APIC timer frequency */
-#define HV_X64_MSR_APIC_FREQUENCY 0x40000023
-
-/* Define the virtual APIC registers */
-#define HV_X64_MSR_EOI 0x40000070
-#define HV_X64_MSR_ICR 0x40000071
-#define HV_X64_MSR_TPR 0x40000072
-#define HV_X64_MSR_VP_ASSIST_PAGE 0x40000073
-
-/* Define synthetic interrupt controller model specific registers. */
-#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
-
-/*
- * Define synthetic interrupt controller model specific registers for
- * nested hypervisor.
- */
-#define HV_X64_MSR_NESTED_SCONTROL 0x40001080
-#define HV_X64_MSR_NESTED_SVERSION 0x40001081
-#define HV_X64_MSR_NESTED_SIEFP 0x40001082
-#define HV_X64_MSR_NESTED_SIMP 0x40001083
-#define HV_X64_MSR_NESTED_EOM 0x40001084
-#define HV_X64_MSR_NESTED_SINT0 0x40001090
-
-/*
- * Synthetic Timer MSRs. Four timers per vcpu.
- */
-#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
-
-/* Hyper-V guest idle MSR */
-#define HV_X64_MSR_GUEST_IDLE 0x400000F0
-
-/* Hyper-V guest crash notification MSR's */
-#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_X64_MSR_CRASH_CTL 0x40000105
-
-/* TSC emulation after migration */
-#define HV_X64_MSR_REENLIGHTENMENT_CONTROL 0x40000106
-#define HV_X64_MSR_TSC_EMULATION_CONTROL 0x40000107
-#define HV_X64_MSR_TSC_EMULATION_STATUS 0x40000108
-
-/* TSC invariant control */
-#define HV_X64_MSR_TSC_INVARIANT_CONTROL 0x40000118
-
-/* HV_X64_MSR_TSC_INVARIANT_CONTROL bits */
-#define HV_EXPOSE_INVARIANT_TSC BIT_ULL(0)
-
-/*
- * To support arch-generic code calling hv_set/get_register:
- * - On x86, HV_MSR_ indicates an MSR accessed via rdmsrl/wrmsrl
- * - On ARM, HV_MSR_ indicates a VP register accessed via hypercall
- */
-#define HV_MSR_CRASH_P0 (HV_X64_MSR_CRASH_P0)
-#define HV_MSR_CRASH_P1 (HV_X64_MSR_CRASH_P1)
-#define HV_MSR_CRASH_P2 (HV_X64_MSR_CRASH_P2)
-#define HV_MSR_CRASH_P3 (HV_X64_MSR_CRASH_P3)
-#define HV_MSR_CRASH_P4 (HV_X64_MSR_CRASH_P4)
-#define HV_MSR_CRASH_CTL (HV_X64_MSR_CRASH_CTL)
-
-#define HV_MSR_VP_INDEX (HV_X64_MSR_VP_INDEX)
-#define HV_MSR_TIME_REF_COUNT (HV_X64_MSR_TIME_REF_COUNT)
-#define HV_MSR_REFERENCE_TSC (HV_X64_MSR_REFERENCE_TSC)
-
-#define HV_MSR_SINT0 (HV_X64_MSR_SINT0)
-#define HV_MSR_SVERSION (HV_X64_MSR_SVERSION)
-#define HV_MSR_SCONTROL (HV_X64_MSR_SCONTROL)
-#define HV_MSR_SIEFP (HV_X64_MSR_SIEFP)
-#define HV_MSR_SIMP (HV_X64_MSR_SIMP)
-#define HV_MSR_EOM (HV_X64_MSR_EOM)
-
-#define HV_MSR_NESTED_SCONTROL (HV_X64_MSR_NESTED_SCONTROL)
-#define HV_MSR_NESTED_SVERSION (HV_X64_MSR_NESTED_SVERSION)
-#define HV_MSR_NESTED_SIEFP (HV_X64_MSR_NESTED_SIEFP)
-#define HV_MSR_NESTED_SIMP (HV_X64_MSR_NESTED_SIMP)
-#define HV_MSR_NESTED_EOM (HV_X64_MSR_NESTED_EOM)
-#define HV_MSR_NESTED_SINT0 (HV_X64_MSR_NESTED_SINT0)
-
-#define HV_MSR_STIMER0_CONFIG (HV_X64_MSR_STIMER0_CONFIG)
-#define HV_MSR_STIMER0_COUNT (HV_X64_MSR_STIMER0_COUNT)
-
-/*
- * Registers are only accessible via HVCALL_GET_VP_REGISTERS hvcall and
- * there is not associated MSR address.
- */
-#define HV_X64_REGISTER_VSM_VP_STATUS 0x000D0003
-#define HV_X64_VTL_MASK GENMASK(3, 0)
-
-/* Hyper-V memory host visibility */
-enum hv_mem_host_visibility {
- VMBUS_PAGE_NOT_VISIBLE = 0,
- VMBUS_PAGE_VISIBLE_READ_ONLY = 1,
- VMBUS_PAGE_VISIBLE_READ_WRITE = 3
-};
-
-/* HvCallModifySparseGpaPageHostVisibility hypercall */
-#define HV_MAX_MODIFY_GPA_REP_COUNT ((PAGE_SIZE / sizeof(u64)) - 2)
-struct hv_gpa_range_for_visibility {
- u64 partition_id;
- u32 host_visibility:2;
- u32 reserved0:30;
- u32 reserved1;
- u64 gpa_page_list[HV_MAX_MODIFY_GPA_REP_COUNT];
-} __packed;
-
-/*
- * Declare the MSR used to setup pages used to communicate with the hypervisor.
- */
-union hv_x64_msr_hypercall_contents {
- u64 as_uint64;
- struct {
- u64 enable:1;
- u64 reserved:11;
- u64 guest_physical_address:52;
- } __packed;
-};
-
-union hv_vp_assist_msr_contents {
- u64 as_uint64;
- struct {
- u64 enable:1;
- u64 reserved:11;
- u64 pfn:52;
- } __packed;
-};
-
-struct hv_reenlightenment_control {
- __u64 vector:8;
- __u64 reserved1:8;
- __u64 enabled:1;
- __u64 reserved2:15;
- __u64 target_vp:32;
-} __packed;
-
-struct hv_tsc_emulation_control {
- __u64 enabled:1;
- __u64 reserved:63;
-} __packed;
-
-struct hv_tsc_emulation_status {
- __u64 inprogress:1;
- __u64 reserved:63;
-} __packed;
-
-#define HV_X64_MSR_HYPERCALL_ENABLE 0x00000001
-#define HV_X64_MSR_HYPERCALL_PAGE_ADDRESS_SHIFT 12
-#define HV_X64_MSR_HYPERCALL_PAGE_ADDRESS_MASK \
- (~((1ull << HV_X64_MSR_HYPERCALL_PAGE_ADDRESS_SHIFT) - 1))
-
-#define HV_X64_MSR_CRASH_PARAMS \
- (1 + (HV_X64_MSR_CRASH_P4 - HV_X64_MSR_CRASH_P0))
-
-#define HV_IPI_LOW_VECTOR 0x10
-#define HV_IPI_HIGH_VECTOR 0xff
-
-#define HV_X64_MSR_VP_ASSIST_PAGE_ENABLE 0x00000001
-#define HV_X64_MSR_VP_ASSIST_PAGE_ADDRESS_SHIFT 12
-#define HV_X64_MSR_VP_ASSIST_PAGE_ADDRESS_MASK \
- (~((1ull << HV_X64_MSR_VP_ASSIST_PAGE_ADDRESS_SHIFT) - 1))
-
-/* Hyper-V Enlightened VMCS version mask in nested features CPUID */
-#define HV_X64_ENLIGHTENED_VMCS_VERSION 0xff
-
-#define HV_X64_MSR_TSC_REFERENCE_ENABLE 0x00000001
-#define HV_X64_MSR_TSC_REFERENCE_ADDRESS_SHIFT 12
-
-/* Number of XMM registers used in hypercall input/output */
-#define HV_HYPERCALL_MAX_XMM_REGISTERS 6
-
-struct hv_nested_enlightenments_control {
- struct {
- __u32 directhypercall:1;
- __u32 reserved:31;
- } features;
- struct {
- __u32 inter_partition_comm:1;
- __u32 reserved:31;
- } hypercallControls;
-} __packed;
-
-/* Define virtual processor assist page structure. */
-struct hv_vp_assist_page {
- __u32 apic_assist;
- __u32 reserved1;
- __u32 vtl_entry_reason;
- __u32 vtl_reserved;
- __u64 vtl_ret_x64rax;
- __u64 vtl_ret_x64rcx;
- struct hv_nested_enlightenments_control nested_control;
- __u8 enlighten_vmentry;
- __u8 reserved2[7];
- __u64 current_nested_vmcs;
- __u8 synthetic_time_unhalted_timer_expired;
- __u8 reserved3[7];
- __u8 virtualization_fault_information[40];
- __u8 reserved4[8];
- __u8 intercept_message[256];
- __u8 vtl_ret_actions[256];
-} __packed;
-
-struct hv_enlightened_vmcs {
- u32 revision_id;
- u32 abort;
-
- u16 host_es_selector;
- u16 host_cs_selector;
- u16 host_ss_selector;
- u16 host_ds_selector;
- u16 host_fs_selector;
- u16 host_gs_selector;
- u16 host_tr_selector;
-
- u16 padding16_1;
-
- u64 host_ia32_pat;
- u64 host_ia32_efer;
-
- u64 host_cr0;
- u64 host_cr3;
- u64 host_cr4;
-
- u64 host_ia32_sysenter_esp;
- u64 host_ia32_sysenter_eip;
- u64 host_rip;
- u32 host_ia32_sysenter_cs;
-
- u32 pin_based_vm_exec_control;
- u32 vm_exit_controls;
- u32 secondary_vm_exec_control;
-
- u64 io_bitmap_a;
- u64 io_bitmap_b;
- u64 msr_bitmap;
-
- u16 guest_es_selector;
- u16 guest_cs_selector;
- u16 guest_ss_selector;
- u16 guest_ds_selector;
- u16 guest_fs_selector;
- u16 guest_gs_selector;
- u16 guest_ldtr_selector;
- u16 guest_tr_selector;
-
- u32 guest_es_limit;
- u32 guest_cs_limit;
- u32 guest_ss_limit;
- u32 guest_ds_limit;
- u32 guest_fs_limit;
- u32 guest_gs_limit;
- u32 guest_ldtr_limit;
- u32 guest_tr_limit;
- u32 guest_gdtr_limit;
- u32 guest_idtr_limit;
-
- u32 guest_es_ar_bytes;
- u32 guest_cs_ar_bytes;
- u32 guest_ss_ar_bytes;
- u32 guest_ds_ar_bytes;
- u32 guest_fs_ar_bytes;
- u32 guest_gs_ar_bytes;
- u32 guest_ldtr_ar_bytes;
- u32 guest_tr_ar_bytes;
-
- u64 guest_es_base;
- u64 guest_cs_base;
- u64 guest_ss_base;
- u64 guest_ds_base;
- u64 guest_fs_base;
- u64 guest_gs_base;
- u64 guest_ldtr_base;
- u64 guest_tr_base;
- u64 guest_gdtr_base;
- u64 guest_idtr_base;
-
- u64 padding64_1[3];
-
- u64 vm_exit_msr_store_addr;
- u64 vm_exit_msr_load_addr;
- u64 vm_entry_msr_load_addr;
-
- u64 cr3_target_value0;
- u64 cr3_target_value1;
- u64 cr3_target_value2;
- u64 cr3_target_value3;
-
- u32 page_fault_error_code_mask;
- u32 page_fault_error_code_match;
-
- u32 cr3_target_count;
- u32 vm_exit_msr_store_count;
- u32 vm_exit_msr_load_count;
- u32 vm_entry_msr_load_count;
-
- u64 tsc_offset;
- u64 virtual_apic_page_addr;
- u64 vmcs_link_pointer;
-
- u64 guest_ia32_debugctl;
- u64 guest_ia32_pat;
- u64 guest_ia32_efer;
-
- u64 guest_pdptr0;
- u64 guest_pdptr1;
- u64 guest_pdptr2;
- u64 guest_pdptr3;
-
- u64 guest_pending_dbg_exceptions;
- u64 guest_sysenter_esp;
- u64 guest_sysenter_eip;
-
- u32 guest_activity_state;
- u32 guest_sysenter_cs;
-
- u64 cr0_guest_host_mask;
- u64 cr4_guest_host_mask;
- u64 cr0_read_shadow;
- u64 cr4_read_shadow;
- u64 guest_cr0;
- u64 guest_cr3;
- u64 guest_cr4;
- u64 guest_dr7;
-
- u64 host_fs_base;
- u64 host_gs_base;
- u64 host_tr_base;
- u64 host_gdtr_base;
- u64 host_idtr_base;
- u64 host_rsp;
-
- u64 ept_pointer;
-
- u16 virtual_processor_id;
- u16 padding16_2[3];
-
- u64 padding64_2[5];
- u64 guest_physical_address;
-
- u32 vm_instruction_error;
- u32 vm_exit_reason;
- u32 vm_exit_intr_info;
- u32 vm_exit_intr_error_code;
- u32 idt_vectoring_info_field;
- u32 idt_vectoring_error_code;
- u32 vm_exit_instruction_len;
- u32 vmx_instruction_info;
-
- u64 exit_qualification;
- u64 exit_io_instruction_ecx;
- u64 exit_io_instruction_esi;
- u64 exit_io_instruction_edi;
- u64 exit_io_instruction_eip;
-
- u64 guest_linear_address;
- u64 guest_rsp;
- u64 guest_rflags;
-
- u32 guest_interruptibility_info;
- u32 cpu_based_vm_exec_control;
- u32 exception_bitmap;
- u32 vm_entry_controls;
- u32 vm_entry_intr_info_field;
- u32 vm_entry_exception_error_code;
- u32 vm_entry_instruction_len;
- u32 tpr_threshold;
-
- u64 guest_rip;
-
- u32 hv_clean_fields;
- u32 padding32_1;
- u32 hv_synthetic_controls;
- struct {
- u32 nested_flush_hypercall:1;
- u32 msr_bitmap:1;
- u32 reserved:30;
- } __packed hv_enlightenments_control;
- u32 hv_vp_id;
- u32 padding32_2;
- u64 hv_vm_id;
- u64 partition_assist_page;
- u64 padding64_4[4];
- u64 guest_bndcfgs;
- u64 guest_ia32_perf_global_ctrl;
- u64 guest_ia32_s_cet;
- u64 guest_ssp;
- u64 guest_ia32_int_ssp_table_addr;
- u64 guest_ia32_lbr_ctl;
- u64 padding64_5[2];
- u64 xss_exit_bitmap;
- u64 encls_exiting_bitmap;
- u64 host_ia32_perf_global_ctrl;
- u64 tsc_multiplier;
- u64 host_ia32_s_cet;
- u64 host_ssp;
- u64 host_ia32_int_ssp_table_addr;
- u64 padding64_6;
-} __packed;
-
-#define HV_VMX_ENLIGHTENED_CLEAN_FIELD_NONE 0
-#define HV_VMX_ENLIGHTENED_CLEAN_FIELD_IO_BITMAP BIT(0)
-#define HV_VMX_ENLIGHTENED_CLEAN_FIELD_MSR_BITMAP BIT(1)
-#define HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_GRP2 BIT(2)
-#define HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_GRP1 BIT(3)
-#define HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_PROC BIT(4)
-#define HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_EVENT BIT(5)
-#define HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_ENTRY BIT(6)
-#define HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_EXCPN BIT(7)
-#define HV_VMX_ENLIGHTENED_CLEAN_FIELD_CRDR BIT(8)
-#define HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_XLAT BIT(9)
-#define HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_BASIC BIT(10)
-#define HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP1 BIT(11)
-#define HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2 BIT(12)
-#define HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_POINTER BIT(13)
-#define HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1 BIT(14)
-#define HV_VMX_ENLIGHTENED_CLEAN_FIELD_ENLIGHTENMENTSCONTROL BIT(15)
-
-#define HV_VMX_ENLIGHTENED_CLEAN_FIELD_ALL 0xFFFF
-
-/*
- * Note, Hyper-V isn't actually stealing bit 28 from Intel, just abusing it by
- * pairing it with architecturally impossible exit reasons. Bit 28 is set only
- * on SMI exits to a SMI transfer monitor (STM) and if and only if a MTF VM-Exit
- * is pending. I.e. it will never be set by hardware for non-SMI exits (there
- * are only three), nor will it ever be set unless the VMM is an STM.
- */
-#define HV_VMX_SYNTHETIC_EXIT_REASON_TRAP_AFTER_FLUSH 0x10000031
-
-/*
- * Hyper-V uses the software reserved 32 bytes in VMCB control area to expose
- * SVM enlightenments to guests.
- */
-struct hv_vmcb_enlightenments {
- struct __packed hv_enlightenments_control {
- u32 nested_flush_hypercall:1;
- u32 msr_bitmap:1;
- u32 enlightened_npt_tlb: 1;
- u32 reserved:29;
- } __packed hv_enlightenments_control;
- u32 hv_vp_id;
- u64 hv_vm_id;
- u64 partition_assist_page;
- u64 reserved;
-} __packed;
-
-/*
- * Hyper-V uses the software reserved clean bit in VMCB.
- */
-#define HV_VMCB_NESTED_ENLIGHTENMENTS 31
-
-/* Synthetic VM-Exit */
-#define HV_SVM_EXITCODE_ENL 0xf0000000
-#define HV_SVM_ENL_EXITCODE_TRAP_AFTER_FLUSH (1)
-
-struct hv_partition_assist_pg {
- u32 tlb_lock_count;
-};
-
-enum hv_interrupt_type {
- HV_X64_INTERRUPT_TYPE_FIXED = 0x0000,
- HV_X64_INTERRUPT_TYPE_LOWESTPRIORITY = 0x0001,
- HV_X64_INTERRUPT_TYPE_SMI = 0x0002,
- HV_X64_INTERRUPT_TYPE_REMOTEREAD = 0x0003,
- HV_X64_INTERRUPT_TYPE_NMI = 0x0004,
- HV_X64_INTERRUPT_TYPE_INIT = 0x0005,
- HV_X64_INTERRUPT_TYPE_SIPI = 0x0006,
- HV_X64_INTERRUPT_TYPE_EXTINT = 0x0007,
- HV_X64_INTERRUPT_TYPE_LOCALINT0 = 0x0008,
- HV_X64_INTERRUPT_TYPE_LOCALINT1 = 0x0009,
- HV_X64_INTERRUPT_TYPE_MAXIMUM = 0x000A,
-};
-
-union hv_msi_address_register {
- u32 as_uint32;
- struct {
- u32 reserved1:2;
- u32 destination_mode:1;
- u32 redirection_hint:1;
- u32 reserved2:8;
- u32 destination_id:8;
- u32 msi_base:12;
- };
-} __packed;
-
-union hv_msi_data_register {
- u32 as_uint32;
- struct {
- u32 vector:8;
- u32 delivery_mode:3;
- u32 reserved1:3;
- u32 level_assert:1;
- u32 trigger_mode:1;
- u32 reserved2:16;
- };
-} __packed;
-
-/* HvRetargetDeviceInterrupt hypercall */
-union hv_msi_entry {
- u64 as_uint64;
- struct {
- union hv_msi_address_register address;
- union hv_msi_data_register data;
- } __packed;
-};
-
-struct hv_x64_segment_register {
- u64 base;
- u32 limit;
- u16 selector;
- union {
- struct {
- u16 segment_type : 4;
- u16 non_system_segment : 1;
- u16 descriptor_privilege_level : 2;
- u16 present : 1;
- u16 reserved : 4;
- u16 available : 1;
- u16 _long : 1;
- u16 _default : 1;
- u16 granularity : 1;
- } __packed;
- u16 attributes;
- };
-} __packed;
-
-struct hv_x64_table_register {
- u16 pad[3];
- u16 limit;
- u64 base;
-} __packed;
-
-struct hv_init_vp_context {
- u64 rip;
- u64 rsp;
- u64 rflags;
-
- struct hv_x64_segment_register cs;
- struct hv_x64_segment_register ds;
- struct hv_x64_segment_register es;
- struct hv_x64_segment_register fs;
- struct hv_x64_segment_register gs;
- struct hv_x64_segment_register ss;
- struct hv_x64_segment_register tr;
- struct hv_x64_segment_register ldtr;
-
- struct hv_x64_table_register idtr;
- struct hv_x64_table_register gdtr;
-
- u64 efer;
- u64 cr0;
- u64 cr3;
- u64 cr4;
- u64 msr_cr_pat;
-} __packed;
-
-union hv_input_vtl {
- u8 as_uint8;
- struct {
- u8 target_vtl: 4;
- u8 use_target_vtl: 1;
- u8 reserved_z: 3;
- };
-} __packed;
-
-struct hv_enable_vp_vtl {
- u64 partition_id;
- u32 vp_index;
- union hv_input_vtl target_vtl;
- u8 mbz0;
- u16 mbz1;
- struct hv_init_vp_context vp_context;
-} __packed;
-
-struct hv_get_vp_from_apic_id_in {
- u64 partition_id;
- union hv_input_vtl target_vtl;
- u8 res[7];
- u32 apic_ids[];
-} __packed;
-
-#include <asm-generic/hyperv-tlfs.h>
-
-#endif
diff --git a/include/asm-generic/hyperv-tlfs.h b/include/asm-generic/hyperv-tlfs.h
deleted file mode 100644
index 52274c9aefef..000000000000
--- a/include/asm-generic/hyperv-tlfs.h
+++ /dev/null
@@ -1,883 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-
-/*
- * This file contains definitions from Hyper-V Hypervisor Top-Level Functional
- * Specification (TLFS):
- * https://docs.microsoft.com/en-us/virtualization/hyper-v-on-windows/reference/tlfs
- */
-
-#ifndef _ASM_GENERIC_HYPERV_TLFS_H
-#define _ASM_GENERIC_HYPERV_TLFS_H
-
-#include <linux/types.h>
-#include <linux/bits.h>
-#include <linux/time64.h>
-
-/*
- * While not explicitly listed in the TLFS, Hyper-V always runs with a page size
- * of 4096. These definitions are used when communicating with Hyper-V using
- * guest physical pages and guest physical page addresses, since the guest page
- * size may not be 4096 on all architectures.
- */
-#define HV_HYP_PAGE_SHIFT 12
-#define HV_HYP_PAGE_SIZE BIT(HV_HYP_PAGE_SHIFT)
-#define HV_HYP_PAGE_MASK (~(HV_HYP_PAGE_SIZE - 1))
-
-/*
- * Hyper-V provides two categories of flags relevant to guest VMs. The
- * "Features" category indicates specific functionality that is available
- * to guests on this particular instance of Hyper-V. The "Features"
- * are presented in four groups, each of which is 32 bits. The group A
- * and B definitions are common across architectures and are listed here.
- * However, not all flags are relevant on all architectures.
- *
- * Groups C and D vary across architectures and are listed in the
- * architecture specific portion of hyperv-tlfs.h. Some of these flags exist
- * on multiple architectures, but the bit positions are different so they
- * cannot appear in the generic portion of hyperv-tlfs.h.
- *
- * The "Enlightenments" category provides recommendations on whether to use
- * specific enlightenments that are available. The Enlighenments are a single
- * group of 32 bits, but they vary across architectures and are listed in
- * the architecture specific portion of hyperv-tlfs.h.
- */
-
-/*
- * Group A Features.
- */
-
-/* VP Runtime register available */
-#define HV_MSR_VP_RUNTIME_AVAILABLE BIT(0)
-/* Partition Reference Counter available*/
-#define HV_MSR_TIME_REF_COUNT_AVAILABLE BIT(1)
-/* Basic SynIC register available */
-#define HV_MSR_SYNIC_AVAILABLE BIT(2)
-/* Synthetic Timer registers available */
-#define HV_MSR_SYNTIMER_AVAILABLE BIT(3)
-/* Virtual APIC assist and VP assist page registers available */
-#define HV_MSR_APIC_ACCESS_AVAILABLE BIT(4)
-/* Hypercall and Guest OS ID registers available*/
-#define HV_MSR_HYPERCALL_AVAILABLE BIT(5)
-/* Access virtual processor index register available*/
-#define HV_MSR_VP_INDEX_AVAILABLE BIT(6)
-/* Virtual system reset register available*/
-#define HV_MSR_RESET_AVAILABLE BIT(7)
-/* Access statistics page registers available */
-#define HV_MSR_STAT_PAGES_AVAILABLE BIT(8)
-/* Partition reference TSC register is available */
-#define HV_MSR_REFERENCE_TSC_AVAILABLE BIT(9)
-/* Partition Guest IDLE register is available */
-#define HV_MSR_GUEST_IDLE_AVAILABLE BIT(10)
-/* Partition local APIC and TSC frequency registers available */
-#define HV_ACCESS_FREQUENCY_MSRS BIT(11)
-/* AccessReenlightenmentControls privilege */
-#define HV_ACCESS_REENLIGHTENMENT BIT(13)
-/* AccessTscInvariantControls privilege */
-#define HV_ACCESS_TSC_INVARIANT BIT(15)
-
-/*
- * Group B features.
- */
-#define HV_CREATE_PARTITIONS BIT(0)
-#define HV_ACCESS_PARTITION_ID BIT(1)
-#define HV_ACCESS_MEMORY_POOL BIT(2)
-#define HV_ADJUST_MESSAGE_BUFFERS BIT(3)
-#define HV_POST_MESSAGES BIT(4)
-#define HV_SIGNAL_EVENTS BIT(5)
-#define HV_CREATE_PORT BIT(6)
-#define HV_CONNECT_PORT BIT(7)
-#define HV_ACCESS_STATS BIT(8)
-#define HV_DEBUGGING BIT(11)
-#define HV_CPU_MANAGEMENT BIT(12)
-#define HV_ENABLE_EXTENDED_HYPERCALLS BIT(20)
-#define HV_ISOLATION BIT(22)
-
-/*
- * TSC page layout.
- */
-struct ms_hyperv_tsc_page {
- volatile u32 tsc_sequence;
- u32 reserved1;
- volatile u64 tsc_scale;
- volatile s64 tsc_offset;
-} __packed;
-
-union hv_reference_tsc_msr {
- u64 as_uint64;
- struct {
- u64 enable:1;
- u64 reserved:11;
- u64 pfn:52;
- } __packed;
-};
-
-/*
- * The guest OS needs to register the guest ID with the hypervisor.
- * The guest ID is a 64 bit entity and the structure of this ID is
- * specified in the Hyper-V specification:
- *
- * msdn.microsoft.com/en-us/library/windows/hardware/ff542653%28v=vs.85%29.aspx
- *
- * While the current guideline does not specify how Linux guest ID(s)
- * need to be generated, our plan is to publish the guidelines for
- * Linux and other guest operating systems that currently are hosted
- * on Hyper-V. The implementation here conforms to this yet
- * unpublished guidelines.
- *
- *
- * Bit(s)
- * 63 - Indicates if the OS is Open Source or not; 1 is Open Source
- * 62:56 - Os Type; Linux is 0x100
- * 55:48 - Distro specific identification
- * 47:16 - Linux kernel version number
- * 15:0 - Distro specific identification
- *
- *
- */
-
-#define HV_LINUX_VENDOR_ID 0x8100
-
-/*
- * Crash notification flags.
- */
-#define HV_CRASH_CTL_CRASH_NOTIFY_MSG BIT_ULL(62)
-#define HV_CRASH_CTL_CRASH_NOTIFY BIT_ULL(63)
-
-/* Declare the various hypercall operations. */
-#define HVCALL_FLUSH_VIRTUAL_ADDRESS_SPACE 0x0002
-#define HVCALL_FLUSH_VIRTUAL_ADDRESS_LIST 0x0003
-#define HVCALL_ENABLE_VP_VTL 0x000f
-#define HVCALL_NOTIFY_LONG_SPIN_WAIT 0x0008
-#define HVCALL_SEND_IPI 0x000b
-#define HVCALL_FLUSH_VIRTUAL_ADDRESS_SPACE_EX 0x0013
-#define HVCALL_FLUSH_VIRTUAL_ADDRESS_LIST_EX 0x0014
-#define HVCALL_SEND_IPI_EX 0x0015
-#define HVCALL_GET_PARTITION_ID 0x0046
-#define HVCALL_DEPOSIT_MEMORY 0x0048
-#define HVCALL_CREATE_VP 0x004e
-#define HVCALL_GET_VP_REGISTERS 0x0050
-#define HVCALL_SET_VP_REGISTERS 0x0051
-#define HVCALL_POST_MESSAGE 0x005c
-#define HVCALL_SIGNAL_EVENT 0x005d
-#define HVCALL_POST_DEBUG_DATA 0x0069
-#define HVCALL_RETRIEVE_DEBUG_DATA 0x006a
-#define HVCALL_RESET_DEBUG_SESSION 0x006b
-#define HVCALL_ADD_LOGICAL_PROCESSOR 0x0076
-#define HVCALL_MAP_DEVICE_INTERRUPT 0x007c
-#define HVCALL_UNMAP_DEVICE_INTERRUPT 0x007d
-#define HVCALL_RETARGET_INTERRUPT 0x007e
-#define HVCALL_START_VP 0x0099
-#define HVCALL_GET_VP_ID_FROM_APIC_ID 0x009a
-#define HVCALL_FLUSH_GUEST_PHYSICAL_ADDRESS_SPACE 0x00af
-#define HVCALL_FLUSH_GUEST_PHYSICAL_ADDRESS_LIST 0x00b0
-#define HVCALL_MODIFY_SPARSE_GPA_PAGE_HOST_VISIBILITY 0x00db
-#define HVCALL_MMIO_READ 0x0106
-#define HVCALL_MMIO_WRITE 0x0107
-
-/* Extended hypercalls */
-#define HV_EXT_CALL_QUERY_CAPABILITIES 0x8001
-#define HV_EXT_CALL_MEMORY_HEAT_HINT 0x8003
-
-#define HV_FLUSH_ALL_PROCESSORS BIT(0)
-#define HV_FLUSH_ALL_VIRTUAL_ADDRESS_SPACES BIT(1)
-#define HV_FLUSH_NON_GLOBAL_MAPPINGS_ONLY BIT(2)
-#define HV_FLUSH_USE_EXTENDED_RANGE_FORMAT BIT(3)
-
-/* Extended capability bits */
-#define HV_EXT_CAPABILITY_MEMORY_COLD_DISCARD_HINT BIT(8)
-
-enum HV_GENERIC_SET_FORMAT {
- HV_GENERIC_SET_SPARSE_4K,
- HV_GENERIC_SET_ALL,
-};
-
-#define HV_PARTITION_ID_SELF ((u64)-1)
-#define HV_VP_INDEX_SELF ((u32)-2)
-
-#define HV_HYPERCALL_RESULT_MASK GENMASK_ULL(15, 0)
-#define HV_HYPERCALL_FAST_BIT BIT(16)
-#define HV_HYPERCALL_VARHEAD_OFFSET 17
-#define HV_HYPERCALL_VARHEAD_MASK GENMASK_ULL(26, 17)
-#define HV_HYPERCALL_RSVD0_MASK GENMASK_ULL(31, 27)
-#define HV_HYPERCALL_NESTED BIT_ULL(31)
-#define HV_HYPERCALL_REP_COMP_OFFSET 32
-#define HV_HYPERCALL_REP_COMP_1 BIT_ULL(32)
-#define HV_HYPERCALL_REP_COMP_MASK GENMASK_ULL(43, 32)
-#define HV_HYPERCALL_RSVD1_MASK GENMASK_ULL(47, 44)
-#define HV_HYPERCALL_REP_START_OFFSET 48
-#define HV_HYPERCALL_REP_START_MASK GENMASK_ULL(59, 48)
-#define HV_HYPERCALL_RSVD2_MASK GENMASK_ULL(63, 60)
-#define HV_HYPERCALL_RSVD_MASK (HV_HYPERCALL_RSVD0_MASK | \
- HV_HYPERCALL_RSVD1_MASK | \
- HV_HYPERCALL_RSVD2_MASK)
-
-/* 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_ACCESS_DENIED 6
-#define HV_STATUS_OPERATION_DENIED 8
-#define HV_STATUS_INSUFFICIENT_MEMORY 11
-#define HV_STATUS_INVALID_PORT_ID 17
-#define HV_STATUS_INVALID_CONNECTION_ID 18
-#define HV_STATUS_INSUFFICIENT_BUFFERS 19
-#define HV_STATUS_TIME_OUT 120
-#define HV_STATUS_VTL_ALREADY_ENABLED 134
-
-/*
- * The Hyper-V TimeRefCount register and the TSC
- * page provide a guest VM clock with 100ns tick rate
- */
-#define HV_CLOCK_HZ (NSEC_PER_SEC/100)
-
-/* Define the number of synthetic interrupt sources. */
-#define HV_SYNIC_SINT_COUNT (16)
-/* Define the expected SynIC version. */
-#define HV_SYNIC_VERSION_1 (0x1)
-/* Valid SynIC vectors are 16-255. */
-#define HV_SYNIC_FIRST_VALID_VECTOR (16)
-
-#define HV_SYNIC_CONTROL_ENABLE (1ULL << 0)
-#define HV_SYNIC_SIMP_ENABLE (1ULL << 0)
-#define HV_SYNIC_SIEFP_ENABLE (1ULL << 0)
-#define HV_SYNIC_SINT_MASKED (1ULL << 16)
-#define HV_SYNIC_SINT_AUTO_EOI (1ULL << 17)
-#define HV_SYNIC_SINT_VECTOR_MASK (0xFF)
-
-#define HV_SYNIC_STIMER_COUNT (4)
-
-/* Define synthetic interrupt controller message constants. */
-#define HV_MESSAGE_SIZE (256)
-#define HV_MESSAGE_PAYLOAD_BYTE_COUNT (240)
-#define HV_MESSAGE_PAYLOAD_QWORD_COUNT (30)
-
-/*
- * Define hypervisor message types. Some of the message types
- * are x86/x64 specific, but there's no good way to separate
- * them out into the arch-specific version of hyperv-tlfs.h
- * because C doesn't provide a way to extend enum types.
- * Keeping them all in the arch neutral hyperv-tlfs.h seems
- * the least messy compromise.
- */
-enum hv_message_type {
- HVMSG_NONE = 0x00000000,
-
- /* Memory access messages. */
- HVMSG_UNMAPPED_GPA = 0x80000000,
- HVMSG_GPA_INTERCEPT = 0x80000001,
-
- /* Timer notification messages. */
- HVMSG_TIMER_EXPIRED = 0x80000010,
-
- /* Error messages. */
- HVMSG_INVALID_VP_REGISTER_VALUE = 0x80000020,
- HVMSG_UNRECOVERABLE_EXCEPTION = 0x80000021,
- HVMSG_UNSUPPORTED_FEATURE = 0x80000022,
-
- /* Trace buffer complete messages. */
- HVMSG_EVENTLOG_BUFFERCOMPLETE = 0x80000040,
-
- /* Platform-specific processor intercept messages. */
- HVMSG_X64_IOPORT_INTERCEPT = 0x80010000,
- HVMSG_X64_MSR_INTERCEPT = 0x80010001,
- HVMSG_X64_CPUID_INTERCEPT = 0x80010002,
- HVMSG_X64_EXCEPTION_INTERCEPT = 0x80010003,
- HVMSG_X64_APIC_EOI = 0x80010004,
- HVMSG_X64_LEGACY_FP_ERROR = 0x80010005
-};
-
-/* Define synthetic interrupt controller message flags. */
-union hv_message_flags {
- __u8 asu8;
- struct {
- __u8 msg_pending:1;
- __u8 reserved:7;
- } __packed;
-};
-
-/* Define port identifier type. */
-union hv_port_id {
- __u32 asu32;
- struct {
- __u32 id:24;
- __u32 reserved:8;
- } __packed u;
-};
-
-/* Define synthetic interrupt controller message header. */
-struct hv_message_header {
- __u32 message_type;
- __u8 payload_size;
- union hv_message_flags message_flags;
- __u8 reserved[2];
- union {
- __u64 sender;
- union hv_port_id port;
- };
-} __packed;
-
-/* Define synthetic interrupt controller message format. */
-struct hv_message {
- struct hv_message_header header;
- union {
- __u64 payload[HV_MESSAGE_PAYLOAD_QWORD_COUNT];
- } u;
-} __packed;
-
-/* Define the synthetic interrupt message page layout. */
-struct hv_message_page {
- struct hv_message sint_message[HV_SYNIC_SINT_COUNT];
-} __packed;
-
-/* Define timer message payload structure. */
-struct hv_timer_message_payload {
- __u32 timer_index;
- __u32 reserved;
- __u64 expiration_time; /* When the timer expired */
- __u64 delivery_time; /* When the message was delivered */
-} __packed;
-
-
-/* Define synthetic interrupt controller flag constants. */
-#define HV_EVENT_FLAGS_COUNT (256 * 8)
-#define HV_EVENT_FLAGS_LONG_COUNT (256 / sizeof(unsigned long))
-
-/*
- * Synthetic timer configuration.
- */
-union hv_stimer_config {
- u64 as_uint64;
- struct {
- u64 enable:1;
- u64 periodic:1;
- u64 lazy:1;
- u64 auto_enable:1;
- u64 apic_vector:8;
- u64 direct_mode:1;
- u64 reserved_z0:3;
- u64 sintx:4;
- u64 reserved_z1:44;
- } __packed;
-};
-
-
-/* Define the synthetic interrupt controller event flags format. */
-union hv_synic_event_flags {
- unsigned long flags[HV_EVENT_FLAGS_LONG_COUNT];
-};
-
-/* Define SynIC control register. */
-union hv_synic_scontrol {
- u64 as_uint64;
- struct {
- u64 enable:1;
- u64 reserved:63;
- } __packed;
-};
-
-/* Define synthetic interrupt source. */
-union hv_synic_sint {
- u64 as_uint64;
- struct {
- u64 vector:8;
- u64 reserved1:8;
- u64 masked:1;
- u64 auto_eoi:1;
- u64 polling:1;
- u64 reserved2:45;
- } __packed;
-};
-
-/* Define the format of the SIMP register */
-union hv_synic_simp {
- u64 as_uint64;
- struct {
- u64 simp_enabled:1;
- u64 preserved:11;
- u64 base_simp_gpa:52;
- } __packed;
-};
-
-/* Define the format of the SIEFP register */
-union hv_synic_siefp {
- u64 as_uint64;
- struct {
- u64 siefp_enabled:1;
- u64 preserved:11;
- u64 base_siefp_gpa:52;
- } __packed;
-};
-
-struct hv_vpset {
- u64 format;
- u64 valid_bank_mask;
- u64 bank_contents[];
-} __packed;
-
-/* The maximum number of sparse vCPU banks which can be encoded by 'struct hv_vpset' */
-#define HV_MAX_SPARSE_VCPU_BANKS (64)
-/* The number of vCPUs in one sparse bank */
-#define HV_VCPUS_PER_SPARSE_BANK (64)
-
-/* HvCallSendSyntheticClusterIpi hypercall */
-struct hv_send_ipi {
- u32 vector;
- u32 reserved;
- u64 cpu_mask;
-} __packed;
-
-/* HvCallSendSyntheticClusterIpiEx hypercall */
-struct hv_send_ipi_ex {
- u32 vector;
- u32 reserved;
- struct hv_vpset vp_set;
-} __packed;
-
-/* HvFlushGuestPhysicalAddressSpace hypercalls */
-struct hv_guest_mapping_flush {
- u64 address_space;
- u64 flags;
-} __packed;
-
-/*
- * HV_MAX_FLUSH_PAGES = "additional_pages" + 1. It's limited
- * by the bitwidth of "additional_pages" in union hv_gpa_page_range.
- */
-#define HV_MAX_FLUSH_PAGES (2048)
-#define HV_GPA_PAGE_RANGE_PAGE_SIZE_2MB 0
-#define HV_GPA_PAGE_RANGE_PAGE_SIZE_1GB 1
-
-/* HvFlushGuestPhysicalAddressList, HvExtCallMemoryHeatHint hypercall */
-union hv_gpa_page_range {
- u64 address_space;
- struct {
- u64 additional_pages:11;
- u64 largepage:1;
- u64 basepfn:52;
- } page;
- struct {
- u64 reserved:12;
- u64 page_size:1;
- u64 reserved1:8;
- u64 base_large_pfn:43;
- };
-};
-
-/*
- * All input flush parameters should be in single page. The max flush
- * count is equal with how many entries of union hv_gpa_page_range can
- * be populated into the input parameter page.
- */
-#define HV_MAX_FLUSH_REP_COUNT ((HV_HYP_PAGE_SIZE - 2 * sizeof(u64)) / \
- sizeof(union hv_gpa_page_range))
-
-struct hv_guest_mapping_flush_list {
- u64 address_space;
- u64 flags;
- union hv_gpa_page_range gpa_list[HV_MAX_FLUSH_REP_COUNT];
-};
-
-/* HvFlushVirtualAddressSpace, HvFlushVirtualAddressList hypercalls */
-struct hv_tlb_flush {
- u64 address_space;
- u64 flags;
- u64 processor_mask;
- u64 gva_list[];
-} __packed;
-
-/* HvFlushVirtualAddressSpaceEx, HvFlushVirtualAddressListEx hypercalls */
-struct hv_tlb_flush_ex {
- u64 address_space;
- u64 flags;
- struct hv_vpset hv_vp_set;
- u64 gva_list[];
-} __packed;
-
-/* HvGetPartitionId hypercall (output only) */
-struct hv_get_partition_id {
- u64 partition_id;
-} __packed;
-
-/* HvDepositMemory hypercall */
-struct hv_deposit_memory {
- u64 partition_id;
- u64 gpa_page_list[];
-} __packed;
-
-struct hv_proximity_domain_flags {
- u32 proximity_preferred : 1;
- u32 reserved : 30;
- u32 proximity_info_valid : 1;
-} __packed;
-
-struct hv_proximity_domain_info {
- u32 domain_id;
- struct hv_proximity_domain_flags flags;
-} __packed;
-
-struct hv_lp_startup_status {
- u64 hv_status;
- u64 substatus1;
- u64 substatus2;
- u64 substatus3;
- u64 substatus4;
- u64 substatus5;
- u64 substatus6;
-} __packed;
-
-/* HvAddLogicalProcessor hypercall */
-struct hv_input_add_logical_processor {
- u32 lp_index;
- u32 apic_id;
- struct hv_proximity_domain_info proximity_domain_info;
-} __packed;
-
-struct hv_output_add_logical_processor {
- struct hv_lp_startup_status startup_status;
-} __packed;
-
-enum HV_SUBNODE_TYPE
-{
- HvSubnodeAny = 0,
- HvSubnodeSocket = 1,
- HvSubnodeAmdNode = 2,
- HvSubnodeL3 = 3,
- HvSubnodeCount = 4,
- HvSubnodeInvalid = -1
-};
-
-/* HvCreateVp hypercall */
-struct hv_create_vp {
- u64 partition_id;
- u32 vp_index;
- u8 padding[3];
- u8 subnode_type;
- u64 subnode_id;
- struct hv_proximity_domain_info proximity_domain_info;
- u64 flags;
-} __packed;
-
-enum hv_interrupt_source {
- HV_INTERRUPT_SOURCE_MSI = 1, /* MSI and MSI-X */
- HV_INTERRUPT_SOURCE_IOAPIC,
-};
-
-union hv_ioapic_rte {
- u64 as_uint64;
-
- struct {
- u32 vector:8;
- u32 delivery_mode:3;
- u32 destination_mode:1;
- u32 delivery_status:1;
- u32 interrupt_polarity:1;
- u32 remote_irr:1;
- u32 trigger_mode:1;
- u32 interrupt_mask:1;
- u32 reserved1:15;
-
- u32 reserved2:24;
- u32 destination_id:8;
- };
-
- struct {
- u32 low_uint32;
- u32 high_uint32;
- };
-} __packed;
-
-struct hv_interrupt_entry {
- u32 source;
- u32 reserved1;
- union {
- union hv_msi_entry msi_entry;
- union hv_ioapic_rte ioapic_rte;
- };
-} __packed;
-
-/*
- * flags for hv_device_interrupt_target.flags
- */
-#define HV_DEVICE_INTERRUPT_TARGET_MULTICAST 1
-#define HV_DEVICE_INTERRUPT_TARGET_PROCESSOR_SET 2
-
-struct hv_device_interrupt_target {
- u32 vector;
- u32 flags;
- union {
- u64 vp_mask;
- struct hv_vpset vp_set;
- };
-} __packed;
-
-struct hv_retarget_device_interrupt {
- u64 partition_id; /* use "self" */
- u64 device_id;
- struct hv_interrupt_entry int_entry;
- u64 reserved2;
- struct hv_device_interrupt_target int_target;
-} __packed __aligned(8);
-
-/*
- * These Hyper-V registers provide information equivalent to the CPUID
- * instruction on x86/x64.
- */
-#define HV_REGISTER_HYPERVISOR_VERSION 0x00000100 /*CPUID 0x40000002 */
-#define HV_REGISTER_FEATURES 0x00000200 /*CPUID 0x40000003 */
-#define HV_REGISTER_ENLIGHTENMENTS 0x00000201 /*CPUID 0x40000004 */
-
-/*
- * Synthetic register definitions equivalent to MSRs on x86/x64
- */
-#define HV_REGISTER_GUEST_CRASH_P0 0x00000210
-#define HV_REGISTER_GUEST_CRASH_P1 0x00000211
-#define HV_REGISTER_GUEST_CRASH_P2 0x00000212
-#define HV_REGISTER_GUEST_CRASH_P3 0x00000213
-#define HV_REGISTER_GUEST_CRASH_P4 0x00000214
-#define HV_REGISTER_GUEST_CRASH_CTL 0x00000215
-
-#define HV_REGISTER_GUEST_OS_ID 0x00090002
-#define HV_REGISTER_VP_INDEX 0x00090003
-#define HV_REGISTER_TIME_REF_COUNT 0x00090004
-#define HV_REGISTER_REFERENCE_TSC 0x00090017
-
-#define HV_REGISTER_SINT0 0x000A0000
-#define HV_REGISTER_SCONTROL 0x000A0010
-#define HV_REGISTER_SIEFP 0x000A0012
-#define HV_REGISTER_SIMP 0x000A0013
-#define HV_REGISTER_EOM 0x000A0014
-
-#define HV_REGISTER_STIMER0_CONFIG 0x000B0000
-#define HV_REGISTER_STIMER0_COUNT 0x000B0001
-
-/* HvGetVpRegisters hypercall input with variable size reg name list*/
-struct hv_get_vp_registers_input {
- struct {
- u64 partitionid;
- u32 vpindex;
- u8 inputvtl;
- u8 padding[3];
- } header;
- struct input {
- u32 name0;
- u32 name1;
- } element[];
-} __packed;
-
-/* HvGetVpRegisters returns an array of these output elements */
-struct hv_get_vp_registers_output {
- union {
- struct {
- u32 a;
- u32 b;
- u32 c;
- u32 d;
- } as32 __packed;
- struct {
- u64 low;
- u64 high;
- } as64 __packed;
- };
-};
-
-/* HvSetVpRegisters hypercall with variable size reg name/value list*/
-struct hv_set_vp_registers_input {
- struct {
- u64 partitionid;
- u32 vpindex;
- u8 inputvtl;
- u8 padding[3];
- } header;
- struct {
- u32 name;
- u32 padding1;
- u64 padding2;
- u64 valuelow;
- u64 valuehigh;
- } element[];
-} __packed;
-
-enum hv_device_type {
- HV_DEVICE_TYPE_LOGICAL = 0,
- HV_DEVICE_TYPE_PCI = 1,
- HV_DEVICE_TYPE_IOAPIC = 2,
- HV_DEVICE_TYPE_ACPI = 3,
-};
-
-typedef u16 hv_pci_rid;
-typedef u16 hv_pci_segment;
-typedef u64 hv_logical_device_id;
-union hv_pci_bdf {
- u16 as_uint16;
-
- struct {
- u8 function:3;
- u8 device:5;
- u8 bus;
- };
-} __packed;
-
-union hv_pci_bus_range {
- u16 as_uint16;
-
- struct {
- u8 subordinate_bus;
- u8 secondary_bus;
- };
-} __packed;
-
-union hv_device_id {
- u64 as_uint64;
-
- struct {
- u64 reserved0:62;
- u64 device_type:2;
- };
-
- /* HV_DEVICE_TYPE_LOGICAL */
- struct {
- u64 id:62;
- u64 device_type:2;
- } logical;
-
- /* HV_DEVICE_TYPE_PCI */
- struct {
- union {
- hv_pci_rid rid;
- union hv_pci_bdf bdf;
- };
-
- hv_pci_segment segment;
- union hv_pci_bus_range shadow_bus_range;
-
- u16 phantom_function_bits:2;
- u16 source_shadow:1;
-
- u16 rsvdz0:11;
- u16 device_type:2;
- } pci;
-
- /* HV_DEVICE_TYPE_IOAPIC */
- struct {
- u8 ioapic_id;
- u8 rsvdz0;
- u16 rsvdz1;
- u16 rsvdz2;
-
- u16 rsvdz3:14;
- u16 device_type:2;
- } ioapic;
-
- /* HV_DEVICE_TYPE_ACPI */
- struct {
- u32 input_mapping_base;
- u32 input_mapping_count:30;
- u32 device_type:2;
- } acpi;
-} __packed;
-
-enum hv_interrupt_trigger_mode {
- HV_INTERRUPT_TRIGGER_MODE_EDGE = 0,
- HV_INTERRUPT_TRIGGER_MODE_LEVEL = 1,
-};
-
-struct hv_device_interrupt_descriptor {
- u32 interrupt_type;
- u32 trigger_mode;
- u32 vector_count;
- u32 reserved;
- struct hv_device_interrupt_target target;
-} __packed;
-
-struct hv_input_map_device_interrupt {
- u64 partition_id;
- u64 device_id;
- u64 flags;
- struct hv_interrupt_entry logical_interrupt_entry;
- struct hv_device_interrupt_descriptor interrupt_descriptor;
-} __packed;
-
-struct hv_output_map_device_interrupt {
- struct hv_interrupt_entry interrupt_entry;
-} __packed;
-
-struct hv_input_unmap_device_interrupt {
- u64 partition_id;
- u64 device_id;
- struct hv_interrupt_entry interrupt_entry;
-} __packed;
-
-#define HV_SOURCE_SHADOW_NONE 0x0
-#define HV_SOURCE_SHADOW_BRIDGE_BUS_RANGE 0x1
-
-/*
- * Version info reported by hypervisor
- */
-union hv_hypervisor_version_info {
- struct {
- u32 build_number;
-
- u32 minor_version : 16;
- u32 major_version : 16;
-
- u32 service_pack;
-
- u32 service_number : 24;
- u32 service_branch : 8;
- };
- struct {
- u32 eax;
- u32 ebx;
- u32 ecx;
- u32 edx;
- };
-};
-
-/*
- * The whole argument should fit in a page to be able to pass to the hypervisor
- * in one hypercall.
- */
-#define HV_MEMORY_HINT_MAX_GPA_PAGE_RANGES \
- ((HV_HYP_PAGE_SIZE - sizeof(struct hv_memory_hint)) / \
- sizeof(union hv_gpa_page_range))
-
-/* HvExtCallMemoryHeatHint hypercall */
-#define HV_EXT_MEMORY_HEAT_HINT_TYPE_COLD_DISCARD 2
-struct hv_memory_hint {
- u64 type:2;
- u64 reserved:62;
- union hv_gpa_page_range ranges[];
-} __packed;
-
-/* Data structures for HVCALL_MMIO_READ and HVCALL_MMIO_WRITE */
-#define HV_HYPERCALL_MMIO_MAX_DATA_LENGTH 64
-
-struct hv_mmio_read_input {
- u64 gpa;
- u32 size;
- u32 reserved;
-} __packed;
-
-struct hv_mmio_read_output {
- u8 data[HV_HYPERCALL_MMIO_MAX_DATA_LENGTH];
-} __packed;
-
-struct hv_mmio_write_input {
- u64 gpa;
- u32 size;
- u32 reserved;
- u8 data[HV_HYPERCALL_MMIO_MAX_DATA_LENGTH];
-} __packed;
-
-/* Define connection identifier type. */
-union hv_connection_id {
- u32 asu32;
- struct {
- u32 id:24;
- u32 reserved:8;
- } u;
-};
-
-#endif
--
2.34.1