John Davis
19630fa076
Definition is intended to be used where bigtime_t is accepted and should be signed. Change-Id: I6ebe21c55ae47b0b4f46f0df655942b582759d51 Reviewed-on: https://review.haiku-os.org/c/haiku/+/10482 Reviewed-by: waddlesplash <[email protected]> Tested-by: Commit checker robot <[email protected]>
147 lines
4.6 KiB
C
147 lines
4.6 KiB
C
/*
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* Copyright 2026 John Davis. All rights reserved.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef _HYPERV_SPEC_H_
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#define _HYPERV_SPEC_H_
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#include <SupportDefs.h>
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#define HV_PAGE_SIZE 4096
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#define HV_PAGE_MASK (HV_PAGE_SIZE - 1)
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#define HV_PAGE_SHIFT 12
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#define HV_PAGE_ALIGN(x) (((x) + (HV_PAGE_SIZE - 1)) & ~(HV_PAGE_SIZE - 1))
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#define HV_BYTES_TO_PAGES(x) (HV_PAGE_ALIGN(x) >> HV_PAGE_SHIFT)
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#define HV_BYTES_TO_SPAN_PAGES(a, l) ((((l) - 1) >> HV_PAGE_SHIFT) \
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+ (((((l) - 1) & HV_PAGE_MASK) + ((a) & HV_PAGE_MASK)) >> HV_PAGE_SHIFT) + 1);
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#define HV_MS_TO_US(x) ((x) * 1000LL)
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#define HV_STATIC_ASSERT(cond, msg) static_assert(cond, msg)
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#define MAKE_VMBUS_VERSION(maj, min) ((((maj) << 16) & 0xFFFF0000) | ((min) & 0x0000FFFF))
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#define GET_VMBUS_VERSION_MAJOR(ver) (((ver) >> 16) & 0xFFFF)
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#define GET_VMBUS_VERSION_MINOR(ver) ((ver) & 0xFFFF)
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#define VMBUS_VERSION_WS2008 MAKE_VMBUS_VERSION(0, 13)
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#define VMBUS_VERSION_WS2008R2 MAKE_VMBUS_VERSION(1, 1)
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#define VMBUS_VERSION_WIN8_WS2012 MAKE_VMBUS_VERSION(2, 4)
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#define VMBUS_VERSION_WIN81_WS2012R2 MAKE_VMBUS_VERSION(3, 0)
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#define VMBUS_VERSION_WIN10_RS1_WS2016 MAKE_VMBUS_VERSION(4, 0)
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#define VMBUS_VERSION_WIN10_RS3 MAKE_VMBUS_VERSION(4, 1)
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#define VMBUS_VERSION_WIN10_V5 MAKE_VMBUS_VERSION(5, 0)
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#define VMBUS_VERSION_WIN10_RS4 MAKE_VMBUS_VERSION(5, 1)
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#define VMBUS_VERSION_WIN10_RS5_WS2019 MAKE_VMBUS_VERSION(5, 2)
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#define VMBUS_VERSION_WS2022 MAKE_VMBUS_VERSION(5, 3)
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// VMBus device types
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#define VMBUS_TYPE_AVMA "3375baf4-9e15-4b30-b765-67acb10d607b"
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#define VMBUS_TYPE_BALLOON "525074dc-8985-46e2-8057-a307dc18a502"
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#define VMBUS_TYPE_DISPLAY "da0a7802-e377-4aac-8e77-0558eb1073f8"
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#define VMBUS_TYPE_FIBRECHANNEL "2f9bcc4a-0069-4af3-b76b-6fd0be528cda"
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#define VMBUS_TYPE_FILECOPY "34d14be3-dee4-41c8-9ae7-6b174977c192"
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#define VMBUS_TYPE_HEARTBEAT "57164f39-9115-4e78-ab55-382f3bd5422d"
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#define VMBUS_TYPE_IDE "32412632-86cb-44a2-9b5c-50d1417354f5"
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#define VMBUS_TYPE_INPUT "cfa8b69e-5b4a-4cc0-b98b-8ba1a1f3f95a"
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#define VMBUS_TYPE_KEYBOARD "f912ad6d-2b17-48ea-bd65-f927a61c7684"
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#define VMBUS_TYPE_KVP "a9a0f4e7-5a45-4d96-b827-8a841e8c03e6"
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#define VMBUS_TYPE_NETWORK "f8615163-df3e-46c5-913f-f2d2f965ed0e"
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#define VMBUS_TYPE_PCI "44c4f61d-4444-4400-9d52-802e27ede19f"
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#define VMBUS_TYPE_RDCONTROL "f8e65716-3cb3-4a06-9a60-1889c5cccab5"
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#define VMBUS_TYPE_RDMA "8c2eaf3d-32a7-4b09-ab99-bd1f1c86b501"
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#define VMBUS_TYPE_RDVIRT "276aacf4-ac15-426c-98dd-7521ad3f01fe"
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#define VMBUS_TYPE_SCSI "ba6163d9-04a1-4d29-b605-72e2ffb1dc7f"
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#define VMBUS_TYPE_SHUTDOWN "0e0b6031-5213-4934-818b-38d90ced39db"
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#define VMBUS_TYPE_TIMESYNC "9527e630-d0ae-497b-adce-e80ab0175caf"
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#define VMBUS_TYPE_VSS "35fa2e29-ea23-4236-96ae-3a6ebacba440"
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typedef struct {
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uint32 data1;
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uint16 data2;
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uint16 data3;
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uint8 data4[8];
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} _PACKED vmbus_guid_t;
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// VMBus packet types
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enum {
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VMBUS_PKTTYPE_INVALID = 0,
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VMBUS_PKTTYPE_SYNCH = 1,
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VMBUS_PKTTYPE_ADD_TRANSFER_PAGESET = 2,
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VMBUS_PKTTYPE_REMOVE_TRANSFER_PAGESET = 3,
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VMBUS_PKTTYPE_CREATE_GPADL = 4,
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VMBUS_PKTTYPE_FREE_GPADL = 5,
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VMBUS_PKTTYPE_DATA_INBAND = 6,
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VMBUS_PKTTYPE_DATA_USING_TRANSFER_PAGES = 7,
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VMBUS_PKTTYPE_DATA_USING_GPADL = 8,
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VMBUS_PKTTYPE_DATA_USING_GPA_DIRECT = 9,
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VMBUS_PKTTYPE_CANCEL_REQUEST = 10,
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VMBUS_PKTTYPE_COMPLETION = 11,
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VMBUS_PKTTYPE_DATA_USING_ADDT_PKT = 12,
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VMBUS_PKTTYPE_ADDT_DATA = 13,
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VMBUS_PKTTYPE_MAX
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};
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#define VMBUS_PKT_FLAGS_RESPONSE_REQUIRED (1 << 0)
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#define VMBUS_PKT_SIZE_SHIFT 3
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#define VMBUS_PKT_ALIGN(x) (((x) + (sizeof(uint64) - 1)) &~ (sizeof(uint64) - 1))
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// VMBus packet header
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typedef struct {
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uint16 type;
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uint16 header_length;
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uint16 total_length;
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uint16 flags;
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uint64 transaction_id;
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} _PACKED vmbus_pkt_header;
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// VMBus transfer range
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// Describes a buffer within an existing defined buffer
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typedef struct {
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uint32 length;
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uint32 offset;
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} _PACKED vmbus_transfer_range;
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// VMBus transfer ranges packet header
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typedef struct {
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vmbus_pkt_header header;
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uint16 transfer_pageset_id;
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uint8 sender_owns_sets;
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uint8 reserved;
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uint32 range_count;
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vmbus_transfer_range ranges[];
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} _PACKED vmbus_pkt_transfer_header;
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// VMBus GPA (Guest Physical Address) range
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// Describes a buffer made up of one or more physical pages in the guest
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typedef struct {
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uint32 length;
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uint32 offset;
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uint64 page_nums[];
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} _PACKED vmbus_gpa_range;
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// VMBus GPA packet header
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typedef struct {
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vmbus_pkt_header header;
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uint32 reserved;
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uint32 range_count;
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vmbus_gpa_range ranges[];
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} _PACKED vmbus_pkt_gpa_header;
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#endif // _HYPERV_SPEC_H_
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