include/hyperv/hvhdk_mini.h - kernel/common - Git at Google

 /* SPDX-License-Identifier: GPL-2.0 */
 /*
  * Type definitions for the Microsoft Hypervisor.
  */
 #ifndef _HV_HVHDK_MINI_H
 #define _HV_HVHDK_MINI_H

 #include "hvgdk_mini.h"

 /*
  * Doorbell connection_info flags.
  */
 #define HV_DOORBELL_FLAG_TRIGGER_SIZE_MASK  0x00000007
 #define HV_DOORBELL_FLAG_TRIGGER_SIZE_ANY   0x00000000
 #define HV_DOORBELL_FLAG_TRIGGER_SIZE_BYTE  0x00000001
 #define HV_DOORBELL_FLAG_TRIGGER_SIZE_WORD  0x00000002
 #define HV_DOORBELL_FLAG_TRIGGER_SIZE_DWORD 0x00000003
 #define HV_DOORBELL_FLAG_TRIGGER_SIZE_QWORD 0x00000004
 #define HV_DOORBELL_FLAG_TRIGGER_ANY_VALUE  0x80000000

 /* Each generic set contains 64 elements */
 #define HV_GENERIC_SET_SHIFT		(6)
 #define HV_GENERIC_SET_MASK		(63)

 enum hv_generic_set_format {
 	HV_GENERIC_SET_SPARSE_4K,
 	HV_GENERIC_SET_ALL,
 };
 #define HV_GENERIC_SET_FORMAT hv_generic_set_format

 enum hv_scheduler_type {
 	HV_SCHEDULER_TYPE_LP		= 1, /* Classic scheduler w/o SMT */
 	HV_SCHEDULER_TYPE_LP_SMT	= 2, /* Classic scheduler w/ SMT */
 	HV_SCHEDULER_TYPE_CORE_SMT	= 3, /* Core scheduler */
 	HV_SCHEDULER_TYPE_ROOT		= 4, /* Root / integrated scheduler */
 	HV_SCHEDULER_TYPE_MAX
 };

 enum hv_partition_property_code {
 	/* Privilege properties */
 	HV_PARTITION_PROPERTY_PRIVILEGE_FLAGS			= 0x00010000,
 	HV_PARTITION_PROPERTY_SYNTHETIC_PROC_FEATURES		= 0x00010001,

 	/* Resource properties */
 	HV_PARTITION_PROPERTY_GPA_PAGE_ACCESS_TRACKING		= 0x00050005,
 	HV_PARTITION_PROPERTY_UNIMPLEMENTED_MSR_ACTION		= 0x00050017,

 	/* Compatibility properties */
 	HV_PARTITION_PROPERTY_PROCESSOR_XSAVE_FEATURES		= 0x00060002,
 	HV_PARTITION_PROPERTY_MAX_XSAVE_DATA_SIZE		= 0x00060008,
 	HV_PARTITION_PROPERTY_PROCESSOR_CLOCK_FREQUENCY		= 0x00060009,
 };

 enum hv_system_property {
 	/* Add more values when needed */
 	HV_SYSTEM_PROPERTY_SCHEDULER_TYPE = 15,
 };

 struct hv_input_get_system_property {
 	u32 property_id; /* enum hv_system_property */
 	union {
 		u32 as_uint32;
 		/* More fields to be filled in when needed */
 	};
 } __packed;

 struct hv_output_get_system_property {
 	union {
 		u32 scheduler_type; /* enum hv_scheduler_type */
 	};
 } __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;

 /* HvDepositMemory hypercall */
 struct hv_deposit_memory {	/* HV_INPUT_DEPOSIT_MEMORY */
 	u64 partition_id;
 	u64 gpa_page_list[];
 } __packed;

 struct hv_input_withdraw_memory {
 	u64 partition_id;
 	struct hv_proximity_domain_info proximity_domain_info;
 } __packed;

 struct hv_output_withdraw_memory {
 	DECLARE_FLEX_ARRAY(u64, gpa_page_list);
 } __packed;

 /* HV Map GPA (Guest Physical Address) Flags */
 #define HV_MAP_GPA_PERMISSIONS_NONE	       0x0
 #define HV_MAP_GPA_READABLE		       0x1
 #define HV_MAP_GPA_WRITABLE		       0x2
 #define HV_MAP_GPA_KERNEL_EXECUTABLE	       0x4
 #define HV_MAP_GPA_USER_EXECUTABLE	       0x8
 #define HV_MAP_GPA_EXECUTABLE		       0xC
 #define HV_MAP_GPA_PERMISSIONS_MASK	       0xF
 #define HV_MAP_GPA_ADJUSTABLE		    0x8000
 #define HV_MAP_GPA_NO_ACCESS		   0x10000
 #define HV_MAP_GPA_NOT_CACHED		  0x200000
 #define HV_MAP_GPA_LARGE_PAGE		0x80000000

 struct hv_input_map_gpa_pages {
 	u64 target_partition_id;
 	u64 target_gpa_base;
 	u32 map_flags;
 	u32 padding;
 	u64 source_gpa_page_list[];
 } __packed;

 union hv_gpa_page_access_state_flags {
 	struct {
 		u64 clear_accessed : 1;
 		u64 set_accessed : 1;
 		u64 clear_dirty : 1;
 		u64 set_dirty : 1;
 		u64 reserved : 60;
 	} __packed;
 	u64 as_uint64;
 };

 struct hv_input_get_gpa_pages_access_state {
 	u64  partition_id;
 	union hv_gpa_page_access_state_flags flags;
 	u64 hv_gpa_page_number;
 } __packed;

 union hv_gpa_page_access_state {
 	struct {
 		u8 accessed : 1;
 		u8 dirty : 1;
 		u8 reserved: 6;
 	};
 	u8 as_uint8;
 } __packed;

 struct hv_lp_startup_status {
 	u64 hv_status;
 	u64 substatus1;
 	u64 substatus2;
 	u64 substatus3;
 	u64 substatus4;
 	u64 substatus5;
 	u64 substatus6;
 } __packed;

 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 */
 	HV_SUBNODE_ANY		= 0,
 	HV_SUBNODE_SOCKET,
 	HV_SUBNODE_CLUSTER,
 	HV_SUBNODE_L3,
 	HV_SUBNODE_COUNT,
 	HV_SUBNODE_INVALID	= -1
 };

 struct hv_create_vp {	/* HV_INPUT_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;

 /* HV_INTERRUPT_TRIGGER_MODE */
 enum hv_interrupt_trigger_mode {
 	HV_INTERRUPT_TRIGGER_MODE_EDGE	= 0,
 	HV_INTERRUPT_TRIGGER_MODE_LEVEL	= 1,
 };

 /* HV_DEVICE_INTERRUPT_DESCRIPTOR */
 struct hv_device_interrupt_descriptor {
 	u32 interrupt_type;
 	u32 trigger_mode;
 	u32 vector_count;
 	u32 reserved;
 	struct hv_device_interrupt_target target;
 } __packed;

 /* HV_INPUT_MAP_DEVICE_INTERRUPT */
 struct hv_input_map_device_interrupt {
 	u64 partition_id;
 	u64 device_id;
 	u32 flags;
 	u32 base_irt_idx;
 	struct hv_interrupt_entry logical_interrupt_entry;
 	struct hv_device_interrupt_descriptor interrupt_descriptor;
 } __packed;

 /* HV_OUTPUT_MAP_DEVICE_INTERRUPT */
 struct hv_output_map_device_interrupt {
 	struct hv_interrupt_entry interrupt_entry;
 } __packed;

 /* HV_INPUT_UNMAP_DEVICE_INTERRUPT */
 struct hv_input_unmap_device_interrupt {
 	u64 partition_id;
 	u64 device_id;
 	struct hv_interrupt_entry interrupt_entry;
 	u32 flags;
 } __packed;

 #define HV_SOURCE_SHADOW_NONE		    0x0
 #define HV_SOURCE_SHADOW_BRIDGE_BUS_RANGE   0x1

 struct hv_send_ipi_ex { /* HV_INPUT_SEND_SYNTHETIC_CLUSTER_IPI_EX */
 	u32 vector;
 	u32 reserved;
 	struct hv_vpset vp_set;
 } __packed;

 typedef u16 hv_pci_rid;		/* HV_PCI_RID */
 typedef u16 hv_pci_segment;	/* HV_PCI_SEGMENT */
 typedef u64 hv_logical_device_id;
 union hv_pci_bdf {	/* 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;

 enum hv_device_type {		/* HV_DEVICE_TYPE */
 	HV_DEVICE_TYPE_LOGICAL	= 0,
 	HV_DEVICE_TYPE_PCI	= 1,
 	HV_DEVICE_TYPE_IOAPIC	= 2,
 	HV_DEVICE_TYPE_ACPI	= 3,
 };

 union hv_device_id {		/* 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;

 #endif /* _HV_HVHDK_MINI_H */
	/* SPDX-License-Identifier: GPL-2.0 */
	/*
	* Type definitions for the Microsoft Hypervisor.
	*/
	#ifndef _HV_HVHDK_MINI_H
	#define _HV_HVHDK_MINI_H

	#include "hvgdk_mini.h"

	/*
	* Doorbell connection_info flags.
	*/
	#define HV_DOORBELL_FLAG_TRIGGER_SIZE_MASK 0x00000007
	#define HV_DOORBELL_FLAG_TRIGGER_SIZE_ANY 0x00000000
	#define HV_DOORBELL_FLAG_TRIGGER_SIZE_BYTE 0x00000001
	#define HV_DOORBELL_FLAG_TRIGGER_SIZE_WORD 0x00000002
	#define HV_DOORBELL_FLAG_TRIGGER_SIZE_DWORD 0x00000003
	#define HV_DOORBELL_FLAG_TRIGGER_SIZE_QWORD 0x00000004
	#define HV_DOORBELL_FLAG_TRIGGER_ANY_VALUE 0x80000000

	/* Each generic set contains 64 elements */
	#define HV_GENERIC_SET_SHIFT (6)
	#define HV_GENERIC_SET_MASK (63)

	enum hv_generic_set_format {
	HV_GENERIC_SET_SPARSE_4K,
	HV_GENERIC_SET_ALL,
	};
	#define HV_GENERIC_SET_FORMAT hv_generic_set_format

	enum hv_scheduler_type {
	HV_SCHEDULER_TYPE_LP = 1, /* Classic scheduler w/o SMT */
	HV_SCHEDULER_TYPE_LP_SMT = 2, /* Classic scheduler w/ SMT */
	HV_SCHEDULER_TYPE_CORE_SMT = 3, /* Core scheduler */
	HV_SCHEDULER_TYPE_ROOT = 4, /* Root / integrated scheduler */
	HV_SCHEDULER_TYPE_MAX
	};

	enum hv_partition_property_code {
	/* Privilege properties */
	HV_PARTITION_PROPERTY_PRIVILEGE_FLAGS = 0x00010000,
	HV_PARTITION_PROPERTY_SYNTHETIC_PROC_FEATURES = 0x00010001,

	/* Resource properties */
	HV_PARTITION_PROPERTY_GPA_PAGE_ACCESS_TRACKING = 0x00050005,
	HV_PARTITION_PROPERTY_UNIMPLEMENTED_MSR_ACTION = 0x00050017,

	/* Compatibility properties */
	HV_PARTITION_PROPERTY_PROCESSOR_XSAVE_FEATURES = 0x00060002,
	HV_PARTITION_PROPERTY_MAX_XSAVE_DATA_SIZE = 0x00060008,
	HV_PARTITION_PROPERTY_PROCESSOR_CLOCK_FREQUENCY = 0x00060009,
	};

	enum hv_system_property {
	/* Add more values when needed */
	HV_SYSTEM_PROPERTY_SCHEDULER_TYPE = 15,
	};

	struct hv_input_get_system_property {
	u32 property_id; /* enum hv_system_property */
	union {
	u32 as_uint32;
	/* More fields to be filled in when needed */
	};
	} __packed;

	struct hv_output_get_system_property {
	union {
	u32 scheduler_type; /* enum hv_scheduler_type */
	};
	} __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;

	/* HvDepositMemory hypercall */
	struct hv_deposit_memory { /* HV_INPUT_DEPOSIT_MEMORY */
	u64 partition_id;
	u64 gpa_page_list[];
	} __packed;

	struct hv_input_withdraw_memory {
	u64 partition_id;
	struct hv_proximity_domain_info proximity_domain_info;
	} __packed;

	struct hv_output_withdraw_memory {
	DECLARE_FLEX_ARRAY(u64, gpa_page_list);
	} __packed;

	/* HV Map GPA (Guest Physical Address) Flags */
	#define HV_MAP_GPA_PERMISSIONS_NONE 0x0
	#define HV_MAP_GPA_READABLE 0x1
	#define HV_MAP_GPA_WRITABLE 0x2
	#define HV_MAP_GPA_KERNEL_EXECUTABLE 0x4
	#define HV_MAP_GPA_USER_EXECUTABLE 0x8
	#define HV_MAP_GPA_EXECUTABLE 0xC
	#define HV_MAP_GPA_PERMISSIONS_MASK 0xF
	#define HV_MAP_GPA_ADJUSTABLE 0x8000
	#define HV_MAP_GPA_NO_ACCESS 0x10000
	#define HV_MAP_GPA_NOT_CACHED 0x200000
	#define HV_MAP_GPA_LARGE_PAGE 0x80000000

	struct hv_input_map_gpa_pages {
	u64 target_partition_id;
	u64 target_gpa_base;
	u32 map_flags;
	u32 padding;
	u64 source_gpa_page_list[];
	} __packed;

	union hv_gpa_page_access_state_flags {
	struct {
	u64 clear_accessed : 1;
	u64 set_accessed : 1;
	u64 clear_dirty : 1;
	u64 set_dirty : 1;
	u64 reserved : 60;
	} __packed;
	u64 as_uint64;
	};

	struct hv_input_get_gpa_pages_access_state {
	u64 partition_id;
	union hv_gpa_page_access_state_flags flags;
	u64 hv_gpa_page_number;
	} __packed;

	union hv_gpa_page_access_state {
	struct {
	u8 accessed : 1;
	u8 dirty : 1;
	u8 reserved: 6;
	};
	u8 as_uint8;
	} __packed;

	struct hv_lp_startup_status {
	u64 hv_status;
	u64 substatus1;
	u64 substatus2;
	u64 substatus3;
	u64 substatus4;
	u64 substatus5;
	u64 substatus6;
	} __packed;

	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 */
	HV_SUBNODE_ANY = 0,
	HV_SUBNODE_SOCKET,
	HV_SUBNODE_CLUSTER,
	HV_SUBNODE_L3,
	HV_SUBNODE_COUNT,
	HV_SUBNODE_INVALID = -1
	};

	struct hv_create_vp { /* HV_INPUT_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;

	/* HV_INTERRUPT_TRIGGER_MODE */
	enum hv_interrupt_trigger_mode {
	HV_INTERRUPT_TRIGGER_MODE_EDGE = 0,
	HV_INTERRUPT_TRIGGER_MODE_LEVEL = 1,
	};

	/* HV_DEVICE_INTERRUPT_DESCRIPTOR */
	struct hv_device_interrupt_descriptor {
	u32 interrupt_type;
	u32 trigger_mode;
	u32 vector_count;
	u32 reserved;
	struct hv_device_interrupt_target target;
	} __packed;

	/* HV_INPUT_MAP_DEVICE_INTERRUPT */
	struct hv_input_map_device_interrupt {
	u64 partition_id;
	u64 device_id;
	u32 flags;
	u32 base_irt_idx;
	struct hv_interrupt_entry logical_interrupt_entry;
	struct hv_device_interrupt_descriptor interrupt_descriptor;
	} __packed;

	/* HV_OUTPUT_MAP_DEVICE_INTERRUPT */
	struct hv_output_map_device_interrupt {
	struct hv_interrupt_entry interrupt_entry;
	} __packed;

	/* HV_INPUT_UNMAP_DEVICE_INTERRUPT */
	struct hv_input_unmap_device_interrupt {
	u64 partition_id;
	u64 device_id;
	struct hv_interrupt_entry interrupt_entry;
	u32 flags;
	} __packed;

	#define HV_SOURCE_SHADOW_NONE 0x0
	#define HV_SOURCE_SHADOW_BRIDGE_BUS_RANGE 0x1

	struct hv_send_ipi_ex { /* HV_INPUT_SEND_SYNTHETIC_CLUSTER_IPI_EX */
	u32 vector;
	u32 reserved;
	struct hv_vpset vp_set;
	} __packed;

	typedef u16 hv_pci_rid; /* HV_PCI_RID */
	typedef u16 hv_pci_segment; /* HV_PCI_SEGMENT */
	typedef u64 hv_logical_device_id;
	union hv_pci_bdf { /* 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;

	enum hv_device_type { /* HV_DEVICE_TYPE */
	HV_DEVICE_TYPE_LOGICAL = 0,
	HV_DEVICE_TYPE_PCI = 1,
	HV_DEVICE_TYPE_IOAPIC = 2,
	HV_DEVICE_TYPE_ACPI = 3,
	};

	union hv_device_id { /* 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;

	#endif /* _HV_HVHDK_MINI_H */