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742 lines
17 KiB
742 lines
17 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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/* |
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* This file contains definitions from Hyper-V Hypervisor Top-Level Functional |
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* Specification (TLFS): |
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* https://docs.microsoft.com/en-us/virtualization/hyper-v-on-windows/reference/tlfs |
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*/ |
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#ifndef _ASM_GENERIC_HYPERV_TLFS_H |
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#define _ASM_GENERIC_HYPERV_TLFS_H |
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#include <linux/types.h> |
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#include <linux/bits.h> |
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#include <linux/time64.h> |
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|
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/* |
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* While not explicitly listed in the TLFS, Hyper-V always runs with a page size |
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* of 4096. These definitions are used when communicating with Hyper-V using |
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* guest physical pages and guest physical page addresses, since the guest page |
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* size may not be 4096 on all architectures. |
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*/ |
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#define HV_HYP_PAGE_SHIFT 12 |
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#define HV_HYP_PAGE_SIZE BIT(HV_HYP_PAGE_SHIFT) |
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#define HV_HYP_PAGE_MASK (~(HV_HYP_PAGE_SIZE - 1)) |
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|
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/* |
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* Hyper-V provides two categories of flags relevant to guest VMs. The |
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* "Features" category indicates specific functionality that is available |
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* to guests on this particular instance of Hyper-V. The "Features" |
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* are presented in four groups, each of which is 32 bits. The group A |
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* and B definitions are common across architectures and are listed here. |
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* However, not all flags are relevant on all architectures. |
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* |
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* Groups C and D vary across architectures and are listed in the |
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* architecture specific portion of hyperv-tlfs.h. Some of these flags exist |
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* on multiple architectures, but the bit positions are different so they |
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* cannot appear in the generic portion of hyperv-tlfs.h. |
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* |
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* The "Enlightenments" category provides recommendations on whether to use |
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* specific enlightenments that are available. The Enlighenments are a single |
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* group of 32 bits, but they vary across architectures and are listed in |
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* the architecture specific portion of hyperv-tlfs.h. |
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*/ |
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/* |
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* Group A Features. |
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*/ |
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/* VP Runtime register available */ |
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#define HV_MSR_VP_RUNTIME_AVAILABLE BIT(0) |
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/* Partition Reference Counter available*/ |
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#define HV_MSR_TIME_REF_COUNT_AVAILABLE BIT(1) |
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/* Basic SynIC register available */ |
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#define HV_MSR_SYNIC_AVAILABLE BIT(2) |
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/* Synthetic Timer registers available */ |
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#define HV_MSR_SYNTIMER_AVAILABLE BIT(3) |
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/* Virtual APIC assist and VP assist page registers available */ |
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#define HV_MSR_APIC_ACCESS_AVAILABLE BIT(4) |
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/* Hypercall and Guest OS ID registers available*/ |
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#define HV_MSR_HYPERCALL_AVAILABLE BIT(5) |
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/* Access virtual processor index register available*/ |
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#define HV_MSR_VP_INDEX_AVAILABLE BIT(6) |
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/* Virtual system reset register available*/ |
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#define HV_MSR_RESET_AVAILABLE BIT(7) |
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/* Access statistics page registers available */ |
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#define HV_MSR_STAT_PAGES_AVAILABLE BIT(8) |
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/* Partition reference TSC register is available */ |
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#define HV_MSR_REFERENCE_TSC_AVAILABLE BIT(9) |
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/* Partition Guest IDLE register is available */ |
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#define HV_MSR_GUEST_IDLE_AVAILABLE BIT(10) |
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/* Partition local APIC and TSC frequency registers available */ |
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#define HV_ACCESS_FREQUENCY_MSRS BIT(11) |
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/* AccessReenlightenmentControls privilege */ |
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#define HV_ACCESS_REENLIGHTENMENT BIT(13) |
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/* AccessTscInvariantControls privilege */ |
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#define HV_ACCESS_TSC_INVARIANT BIT(15) |
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/* |
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* Group B features. |
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*/ |
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#define HV_CREATE_PARTITIONS BIT(0) |
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#define HV_ACCESS_PARTITION_ID BIT(1) |
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#define HV_ACCESS_MEMORY_POOL BIT(2) |
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#define HV_ADJUST_MESSAGE_BUFFERS BIT(3) |
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#define HV_POST_MESSAGES BIT(4) |
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#define HV_SIGNAL_EVENTS BIT(5) |
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#define HV_CREATE_PORT BIT(6) |
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#define HV_CONNECT_PORT BIT(7) |
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#define HV_ACCESS_STATS BIT(8) |
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#define HV_DEBUGGING BIT(11) |
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#define HV_CPU_MANAGEMENT BIT(12) |
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#define HV_ISOLATION BIT(22) |
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/* |
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* TSC page layout. |
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*/ |
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struct ms_hyperv_tsc_page { |
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volatile u32 tsc_sequence; |
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u32 reserved1; |
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volatile u64 tsc_scale; |
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volatile s64 tsc_offset; |
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} __packed; |
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|
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/* |
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* The guest OS needs to register the guest ID with the hypervisor. |
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* The guest ID is a 64 bit entity and the structure of this ID is |
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* specified in the Hyper-V specification: |
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* |
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* msdn.microsoft.com/en-us/library/windows/hardware/ff542653%28v=vs.85%29.aspx |
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* |
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* While the current guideline does not specify how Linux guest ID(s) |
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* need to be generated, our plan is to publish the guidelines for |
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* Linux and other guest operating systems that currently are hosted |
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* on Hyper-V. The implementation here conforms to this yet |
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* unpublished guidelines. |
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* |
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* |
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* Bit(s) |
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* 63 - Indicates if the OS is Open Source or not; 1 is Open Source |
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* 62:56 - Os Type; Linux is 0x100 |
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* 55:48 - Distro specific identification |
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* 47:16 - Linux kernel version number |
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* 15:0 - Distro specific identification |
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* |
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* |
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*/ |
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#define HV_LINUX_VENDOR_ID 0x8100 |
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/* |
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* Crash notification flags. |
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*/ |
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#define HV_CRASH_CTL_CRASH_NOTIFY_MSG BIT_ULL(62) |
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#define HV_CRASH_CTL_CRASH_NOTIFY BIT_ULL(63) |
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|
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/* Declare the various hypercall operations. */ |
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#define HVCALL_FLUSH_VIRTUAL_ADDRESS_SPACE 0x0002 |
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#define HVCALL_FLUSH_VIRTUAL_ADDRESS_LIST 0x0003 |
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#define HVCALL_NOTIFY_LONG_SPIN_WAIT 0x0008 |
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#define HVCALL_SEND_IPI 0x000b |
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#define HVCALL_FLUSH_VIRTUAL_ADDRESS_SPACE_EX 0x0013 |
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#define HVCALL_FLUSH_VIRTUAL_ADDRESS_LIST_EX 0x0014 |
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#define HVCALL_SEND_IPI_EX 0x0015 |
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#define HVCALL_GET_PARTITION_ID 0x0046 |
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#define HVCALL_DEPOSIT_MEMORY 0x0048 |
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#define HVCALL_CREATE_VP 0x004e |
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#define HVCALL_GET_VP_REGISTERS 0x0050 |
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#define HVCALL_SET_VP_REGISTERS 0x0051 |
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#define HVCALL_POST_MESSAGE 0x005c |
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#define HVCALL_SIGNAL_EVENT 0x005d |
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#define HVCALL_POST_DEBUG_DATA 0x0069 |
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#define HVCALL_RETRIEVE_DEBUG_DATA 0x006a |
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#define HVCALL_RESET_DEBUG_SESSION 0x006b |
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#define HVCALL_ADD_LOGICAL_PROCESSOR 0x0076 |
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#define HVCALL_MAP_DEVICE_INTERRUPT 0x007c |
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#define HVCALL_UNMAP_DEVICE_INTERRUPT 0x007d |
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#define HVCALL_RETARGET_INTERRUPT 0x007e |
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#define HVCALL_FLUSH_GUEST_PHYSICAL_ADDRESS_SPACE 0x00af |
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#define HVCALL_FLUSH_GUEST_PHYSICAL_ADDRESS_LIST 0x00b0 |
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#define HV_FLUSH_ALL_PROCESSORS BIT(0) |
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#define HV_FLUSH_ALL_VIRTUAL_ADDRESS_SPACES BIT(1) |
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#define HV_FLUSH_NON_GLOBAL_MAPPINGS_ONLY BIT(2) |
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#define HV_FLUSH_USE_EXTENDED_RANGE_FORMAT BIT(3) |
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enum HV_GENERIC_SET_FORMAT { |
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HV_GENERIC_SET_SPARSE_4K, |
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HV_GENERIC_SET_ALL, |
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}; |
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#define HV_PARTITION_ID_SELF ((u64)-1) |
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#define HV_VP_INDEX_SELF ((u32)-2) |
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#define HV_HYPERCALL_RESULT_MASK GENMASK_ULL(15, 0) |
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#define HV_HYPERCALL_FAST_BIT BIT(16) |
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#define HV_HYPERCALL_VARHEAD_OFFSET 17 |
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#define HV_HYPERCALL_REP_COMP_OFFSET 32 |
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#define HV_HYPERCALL_REP_COMP_1 BIT_ULL(32) |
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#define HV_HYPERCALL_REP_COMP_MASK GENMASK_ULL(43, 32) |
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#define HV_HYPERCALL_REP_START_OFFSET 48 |
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#define HV_HYPERCALL_REP_START_MASK GENMASK_ULL(59, 48) |
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/* hypercall status code */ |
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#define HV_STATUS_SUCCESS 0 |
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#define HV_STATUS_INVALID_HYPERCALL_CODE 2 |
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#define HV_STATUS_INVALID_HYPERCALL_INPUT 3 |
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#define HV_STATUS_INVALID_ALIGNMENT 4 |
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#define HV_STATUS_INVALID_PARAMETER 5 |
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#define HV_STATUS_OPERATION_DENIED 8 |
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#define HV_STATUS_INSUFFICIENT_MEMORY 11 |
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#define HV_STATUS_INVALID_PORT_ID 17 |
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#define HV_STATUS_INVALID_CONNECTION_ID 18 |
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#define HV_STATUS_INSUFFICIENT_BUFFERS 19 |
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/* |
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* The Hyper-V TimeRefCount register and the TSC |
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* page provide a guest VM clock with 100ns tick rate |
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*/ |
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#define HV_CLOCK_HZ (NSEC_PER_SEC/100) |
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|
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/* Define the number of synthetic interrupt sources. */ |
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#define HV_SYNIC_SINT_COUNT (16) |
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/* Define the expected SynIC version. */ |
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#define HV_SYNIC_VERSION_1 (0x1) |
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/* Valid SynIC vectors are 16-255. */ |
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#define HV_SYNIC_FIRST_VALID_VECTOR (16) |
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#define HV_SYNIC_CONTROL_ENABLE (1ULL << 0) |
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#define HV_SYNIC_SIMP_ENABLE (1ULL << 0) |
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#define HV_SYNIC_SIEFP_ENABLE (1ULL << 0) |
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#define HV_SYNIC_SINT_MASKED (1ULL << 16) |
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#define HV_SYNIC_SINT_AUTO_EOI (1ULL << 17) |
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#define HV_SYNIC_SINT_VECTOR_MASK (0xFF) |
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#define HV_SYNIC_STIMER_COUNT (4) |
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/* Define synthetic interrupt controller message constants. */ |
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#define HV_MESSAGE_SIZE (256) |
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#define HV_MESSAGE_PAYLOAD_BYTE_COUNT (240) |
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#define HV_MESSAGE_PAYLOAD_QWORD_COUNT (30) |
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/* Define synthetic interrupt controller message flags. */ |
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union hv_message_flags { |
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__u8 asu8; |
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struct { |
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__u8 msg_pending:1; |
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__u8 reserved:7; |
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} __packed; |
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}; |
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/* Define port identifier type. */ |
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union hv_port_id { |
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__u32 asu32; |
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struct { |
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__u32 id:24; |
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__u32 reserved:8; |
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} __packed u; |
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}; |
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/* Define synthetic interrupt controller message header. */ |
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struct hv_message_header { |
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__u32 message_type; |
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__u8 payload_size; |
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union hv_message_flags message_flags; |
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__u8 reserved[2]; |
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union { |
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__u64 sender; |
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union hv_port_id port; |
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}; |
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} __packed; |
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/* Define synthetic interrupt controller message format. */ |
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struct hv_message { |
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struct hv_message_header header; |
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union { |
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__u64 payload[HV_MESSAGE_PAYLOAD_QWORD_COUNT]; |
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} u; |
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} __packed; |
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/* Define the synthetic interrupt message page layout. */ |
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struct hv_message_page { |
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struct hv_message sint_message[HV_SYNIC_SINT_COUNT]; |
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} __packed; |
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/* Define timer message payload structure. */ |
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struct hv_timer_message_payload { |
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__u32 timer_index; |
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__u32 reserved; |
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__u64 expiration_time; /* When the timer expired */ |
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__u64 delivery_time; /* When the message was delivered */ |
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} __packed; |
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/* Define synthetic interrupt controller flag constants. */ |
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#define HV_EVENT_FLAGS_COUNT (256 * 8) |
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#define HV_EVENT_FLAGS_LONG_COUNT (256 / sizeof(unsigned long)) |
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/* |
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* Synthetic timer configuration. |
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*/ |
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union hv_stimer_config { |
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u64 as_uint64; |
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struct { |
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u64 enable:1; |
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u64 periodic:1; |
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u64 lazy:1; |
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u64 auto_enable:1; |
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u64 apic_vector:8; |
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u64 direct_mode:1; |
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u64 reserved_z0:3; |
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u64 sintx:4; |
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u64 reserved_z1:44; |
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} __packed; |
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}; |
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/* Define the synthetic interrupt controller event flags format. */ |
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union hv_synic_event_flags { |
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unsigned long flags[HV_EVENT_FLAGS_LONG_COUNT]; |
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}; |
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/* Define SynIC control register. */ |
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union hv_synic_scontrol { |
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u64 as_uint64; |
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struct { |
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u64 enable:1; |
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u64 reserved:63; |
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} __packed; |
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}; |
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/* Define synthetic interrupt source. */ |
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union hv_synic_sint { |
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u64 as_uint64; |
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struct { |
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u64 vector:8; |
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u64 reserved1:8; |
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u64 masked:1; |
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u64 auto_eoi:1; |
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u64 polling:1; |
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u64 reserved2:45; |
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} __packed; |
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}; |
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/* Define the format of the SIMP register */ |
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union hv_synic_simp { |
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u64 as_uint64; |
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struct { |
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u64 simp_enabled:1; |
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u64 preserved:11; |
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u64 base_simp_gpa:52; |
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} __packed; |
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}; |
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/* Define the format of the SIEFP register */ |
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union hv_synic_siefp { |
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u64 as_uint64; |
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struct { |
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u64 siefp_enabled:1; |
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u64 preserved:11; |
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u64 base_siefp_gpa:52; |
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} __packed; |
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}; |
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struct hv_vpset { |
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u64 format; |
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u64 valid_bank_mask; |
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u64 bank_contents[]; |
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} __packed; |
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/* HvCallSendSyntheticClusterIpi hypercall */ |
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struct hv_send_ipi { |
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u32 vector; |
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u32 reserved; |
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u64 cpu_mask; |
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} __packed; |
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/* HvCallSendSyntheticClusterIpiEx hypercall */ |
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struct hv_send_ipi_ex { |
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u32 vector; |
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u32 reserved; |
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struct hv_vpset vp_set; |
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} __packed; |
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|
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/* HvFlushGuestPhysicalAddressSpace hypercalls */ |
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struct hv_guest_mapping_flush { |
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u64 address_space; |
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u64 flags; |
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} __packed; |
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|
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/* |
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* HV_MAX_FLUSH_PAGES = "additional_pages" + 1. It's limited |
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* by the bitwidth of "additional_pages" in union hv_gpa_page_range. |
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*/ |
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#define HV_MAX_FLUSH_PAGES (2048) |
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|
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/* HvFlushGuestPhysicalAddressList hypercall */ |
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union hv_gpa_page_range { |
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u64 address_space; |
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struct { |
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u64 additional_pages:11; |
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u64 largepage:1; |
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u64 basepfn:52; |
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} page; |
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}; |
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/* |
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* All input flush parameters should be in single page. The max flush |
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* count is equal with how many entries of union hv_gpa_page_range can |
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* be populated into the input parameter page. |
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*/ |
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#define HV_MAX_FLUSH_REP_COUNT ((HV_HYP_PAGE_SIZE - 2 * sizeof(u64)) / \ |
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sizeof(union hv_gpa_page_range)) |
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|
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struct hv_guest_mapping_flush_list { |
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u64 address_space; |
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u64 flags; |
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union hv_gpa_page_range gpa_list[HV_MAX_FLUSH_REP_COUNT]; |
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}; |
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|
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/* HvFlushVirtualAddressSpace, HvFlushVirtualAddressList hypercalls */ |
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struct hv_tlb_flush { |
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u64 address_space; |
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u64 flags; |
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u64 processor_mask; |
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u64 gva_list[]; |
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} __packed; |
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|
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/* HvFlushVirtualAddressSpaceEx, HvFlushVirtualAddressListEx hypercalls */ |
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struct hv_tlb_flush_ex { |
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u64 address_space; |
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u64 flags; |
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struct hv_vpset hv_vp_set; |
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u64 gva_list[]; |
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} __packed; |
|
|
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/* HvGetPartitionId hypercall (output only) */ |
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struct hv_get_partition_id { |
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u64 partition_id; |
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} __packed; |
|
|
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/* HvDepositMemory hypercall */ |
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struct hv_deposit_memory { |
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u64 partition_id; |
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u64 gpa_page_list[]; |
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} __packed; |
|
|
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struct hv_proximity_domain_flags { |
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u32 proximity_preferred : 1; |
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u32 reserved : 30; |
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u32 proximity_info_valid : 1; |
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} __packed; |
|
|
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/* Not a union in windows but useful for zeroing */ |
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union hv_proximity_domain_info { |
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struct { |
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u32 domain_id; |
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struct hv_proximity_domain_flags flags; |
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}; |
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u64 as_uint64; |
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} __packed; |
|
|
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struct hv_lp_startup_status { |
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u64 hv_status; |
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u64 substatus1; |
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u64 substatus2; |
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u64 substatus3; |
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u64 substatus4; |
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u64 substatus5; |
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u64 substatus6; |
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} __packed; |
|
|
|
/* HvAddLogicalProcessor hypercall */ |
|
struct hv_add_logical_processor_in { |
|
u32 lp_index; |
|
u32 apic_id; |
|
union hv_proximity_domain_info proximity_domain_info; |
|
u64 flags; |
|
} __packed; |
|
|
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struct hv_add_logical_processor_out { |
|
struct hv_lp_startup_status startup_status; |
|
} __packed; |
|
|
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enum HV_SUBNODE_TYPE |
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{ |
|
HvSubnodeAny = 0, |
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HvSubnodeSocket = 1, |
|
HvSubnodeAmdNode = 2, |
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HvSubnodeL3 = 3, |
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HvSubnodeCount = 4, |
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HvSubnodeInvalid = -1 |
|
}; |
|
|
|
/* HvCreateVp hypercall */ |
|
struct hv_create_vp { |
|
u64 partition_id; |
|
u32 vp_index; |
|
u8 padding[3]; |
|
u8 subnode_type; |
|
u64 subnode_id; |
|
union 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_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; |
|
}; |
|
|
|
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); |
|
|
|
|
|
/* 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 |
|
|
|
#endif
|
|
|