John Davis
0c6100feb2
Haiku currently does not have any form of Hyper-V guest support, and this change begins work toward #16664. This change implements initial VMBus bus/device structure and functions. Change-Id: I2d081f55e99da479d9bc5084f1815ade6cc77fe2 Reviewed-on: https://review.haiku-os.org/c/haiku/+/10333 Tested-by: Commit checker robot <[email protected]> Reviewed-by: Jérôme Duval <[email protected]> Reviewed-by: waddlesplash <[email protected]>
64 lines
2.5 KiB
C
64 lines
2.5 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_H_
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#define _HYPERV_H_
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#include <device_manager.h>
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#include <KernelExport.h>
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#include <hyperv_spec.h>
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#define HYPERV_BUS_NAME "hyperv"
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// Device attributes for the VMBus device
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#define HYPERV_CHANNEL_ID_ITEM "hyperv/channel"
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#define HYPERV_DEVICE_TYPE_ITEM "hyperv/type"
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#define HYPERV_INSTANCE_ID_ITEM "hyperv/instance"
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#define HYPERV_PRETTYNAME_VMBUS "Hyper-V Virtual Machine Bus"
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#define HYPERV_PRETTYNAME_VMBUS_DEVICE_FMT "Hyper-V Channel %u"
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#define HYPERV_PRETTYNAME_AVMA "Hyper-V Automatic Virtual Machine Activation"
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#define HYPERV_PRETTYNAME_BALLOON "Hyper-V Dynamic Memory"
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#define HYPERV_PRETTYNAME_DISPLAY "Hyper-V Display"
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#define HYPERV_PRETTYNAME_FIBRECHANNEL "Hyper-V Fibre Channel"
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#define HYPERV_PRETTYNAME_FILECOPY "Hyper-V File Copy"
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#define HYPERV_PRETTYNAME_HEARTBEAT "Hyper-V Heartbeat"
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#define HYPERV_PRETTYNAME_IDE "Hyper-V IDE Accelerator"
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#define HYPERV_PRETTYNAME_INPUT "Hyper-V Input"
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#define HYPERV_PRETTYNAME_KEYBOARD "Hyper-V Keyboard"
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#define HYPERV_PRETTYNAME_KVP "Hyper-V Data Exchange"
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#define HYPERV_PRETTYNAME_NETWORK "Hyper-V Network Adapter"
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#define HYPERV_PRETTYNAME_PCI "Hyper-V PCI Bridge"
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#define HYPERV_PRETTYNAME_RDCONTROL "Hyper-V Remote Desktop Control"
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#define HYPERV_PRETTYNAME_RDMA "Hyper-V RDMA"
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#define HYPERV_PRETTYNAME_RDVIRT "Hyper-V Remote Desktop Virtualization"
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#define HYPERV_PRETTYNAME_SCSI "Hyper-V SCSI Adapter"
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#define HYPERV_PRETTYNAME_SHUTDOWN "Hyper-V Guest Shutdown"
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#define HYPERV_PRETTYNAME_TIMESYNC "Hyper-V Time Synchronization"
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#define HYPERV_PRETTYNAME_VSS "Hyper-V Volume Shadow Copy"
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typedef void* hyperv_device;
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typedef void (*hyperv_device_callback)(void* data);
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// Interface between the VMBus device driver, and the VMBus device bus manager
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typedef struct hyperv_device_interface {
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driver_module_info info;
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uint32 (*get_bus_version)(hyperv_device cookie);
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status_t (*open)(hyperv_device cookie, uint32 txLength, uint32 rxLength,
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hyperv_device_callback callback, void* callbackData);
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void (*close)(hyperv_device cookie);
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status_t (*write_packet)(hyperv_device cookie, uint16 type, void* buffer,
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uint32 length, bool responseRequired, uint64 transactionID);
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status_t (*read_packet)(hyperv_device cookie, vmbus_pkt_header* _header,
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uint32* _headerLength, void* _buffer, uint32* _length);
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} hyperv_device_interface;
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#endif // _HYPERV_H_
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