linux/arch/x86/kvm/vmx/hyperv_evmcs.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * This file contains common definitions for working with Enlightened VMCS which
 * are used both by Hyper-V on KVM and KVM on Hyper-V.
 */
#ifndef __KVM_X86_VMX_HYPERV_EVMCS_H
#define __KVM_X86_VMX_HYPERV_EVMCS_H

#include <asm/hyperv-tlfs.h>

#include "capabilities.h"
#include "vmcs12.h"

#define KVM_EVMCS_VERSION …

/*
 * Enlightened VMCSv1 doesn't support these:
 *
 *	POSTED_INTR_NV                  = 0x00000002,
 *	GUEST_INTR_STATUS               = 0x00000810,
 *	APIC_ACCESS_ADDR		= 0x00002014,
 *	POSTED_INTR_DESC_ADDR           = 0x00002016,
 *	EOI_EXIT_BITMAP0                = 0x0000201c,
 *	EOI_EXIT_BITMAP1                = 0x0000201e,
 *	EOI_EXIT_BITMAP2                = 0x00002020,
 *	EOI_EXIT_BITMAP3                = 0x00002022,
 *	GUEST_PML_INDEX			= 0x00000812,
 *	PML_ADDRESS			= 0x0000200e,
 *	VM_FUNCTION_CONTROL             = 0x00002018,
 *	EPTP_LIST_ADDRESS               = 0x00002024,
 *	VMREAD_BITMAP                   = 0x00002026,
 *	VMWRITE_BITMAP                  = 0x00002028,
 *
 *	TSC_MULTIPLIER                  = 0x00002032,
 *	PLE_GAP                         = 0x00004020,
 *	PLE_WINDOW                      = 0x00004022,
 *	VMX_PREEMPTION_TIMER_VALUE      = 0x0000482E,
 *
 * Currently unsupported in KVM:
 *	GUEST_IA32_RTIT_CTL		= 0x00002814,
 */
#define EVMCS1_SUPPORTED_PINCTRL …

#define EVMCS1_SUPPORTED_EXEC_CTRL …

#define EVMCS1_SUPPORTED_2NDEXEC …

#define EVMCS1_SUPPORTED_3RDEXEC …

#define EVMCS1_SUPPORTED_VMEXIT_CTRL …

#define EVMCS1_SUPPORTED_VMENTRY_CTRL …

#define EVMCS1_SUPPORTED_VMFUNC …

struct evmcs_field { … };

extern const struct evmcs_field vmcs_field_to_evmcs_1[];
extern const unsigned int nr_evmcs_1_fields;

static __always_inline int evmcs_field_offset(unsigned long field,
					      u16 *clean_field)
{ … }

static inline u64 evmcs_read_any(struct hv_enlightened_vmcs *evmcs,
				 unsigned long field, u16 offset)
{ … }

#endif /* __KVM_X86_VMX_HYPERV_H */