XenHypercall.c File Reference

#include <PiDxe.h>
#include <IndustryStandard/Xen/hvm/params.h>
#include <IndustryStandard/Xen/memory.h>
#include <Library/DebugLib.h>
#include <Library/XenHypercallLib.h>

Go to the source code of this file.

Functions
RETURN_STATUS EFIAPI	XenHypercallLibConstruct (VOID)
UINT64 EFIAPI	XenHypercallHvmGetParam (IN UINT32 Index)
INTN EFIAPI	XenHypercallMemoryOp (IN UINTN Operation, IN OUT VOID *Arguments)
INTN EFIAPI	XenHypercallEventChannelOp (IN INTN Operation, IN OUT VOID *Arguments)
INTN EFIAPI	XenHypercallSchedOp (IN INTN Operation, IN OUT VOID *Arguments)

Detailed Description

Functions to make Xen hypercalls.

Copyright (C) 2014, Citrix Ltd.

SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file XenHypercall.c.

Function Documentation

XenHypercallEventChannelOp()

INTN EFIAPI XenHypercallEventChannelOp	(	IN INTN	Operation,
		IN OUT VOID *	Arguments
	)

Do an operation on the event channels.

Parameters

Operation	The operation number, e.g. EVTCHNOP_send.
Arguments	The argument associated to the operation.

Returns

Return the return value from the hypercall, 0 in case of success otherwise, an error code.

Definition at line 79 of file XenHypercall.c.

XenHypercallHvmGetParam()

UINT64 EFIAPI XenHypercallHvmGetParam

(

IN UINT32

Index

)

Definition at line 36 of file XenHypercall.c.

XenHypercallLibConstruct()

RETURN_STATUS EFIAPI XenHypercallLibConstruct

(

VOID

)

Definition at line 20 of file XenHypercall.c.

XenHypercallMemoryOp()

INTN EFIAPI XenHypercallMemoryOp	(	IN UINTN	Operation,
		IN OUT VOID *	Arguments
	)

Hypercall to do different operation on the memory.

Parameters

Operation	The operation number, e.g. XENMEM_add_to_physmap.
Arguments	The arguments associated to the operation.

Returns

Return the return value from the hypercall, 0 in case of success otherwise, an error code.

Definition at line 65 of file XenHypercall.c.

XenHypercallSchedOp()

INTN EFIAPI XenHypercallSchedOp	(	IN INTN	Operation,
		IN OUT VOID *	Arguments
	)

Definition at line 93 of file XenHypercall.c.