XenIoMmioLib.h File Reference

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Functions
EFI_STATUS	XenIoMmioInstall (IN OUT EFI_HANDLE *Handle, IN EFI_PHYSICAL_ADDRESS GrantTableAddress)
EFI_STATUS	XenIoMmioUninstall (IN EFI_HANDLE Handle)

Detailed Description

Manage XenBus device path and I/O handles

Copyright (c) 2015, Linaro Ltd. All rights reserved.

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

Definition in file XenIoMmioLib.h.

Function Documentation

XenIoMmioInstall()

EFI_STATUS XenIoMmioInstall	(	IN OUT EFI_HANDLE *	Handle,
		IN EFI_PHYSICAL_ADDRESS	GrantTableAddress
	)

Install the XENBUS_ROOT_DEVICE_PATH and XENIO_PROTOCOL protocols on the handle pointed to by @Handle, or on a new handle if it points to NULL

Parameters

Handle	Pointer to the handle to install the protocols on, may point to a NULL handle.
GrantTableAddress	The address of the Xen grant table

Return values

EFI_SUCCESS	Protocols were installed successfully
EFI_OUT_OF_RESOURCES	The function failed to allocate memory required by the XenIo MMIO and device path protocols

Returns

Status code returned by the boot service InstallMultipleProtocolInterfaces ()

Definition at line 68 of file XenIoMmioLib.c.

XenIoMmioUninstall()

EFI_STATUS XenIoMmioUninstall

(

IN EFI_HANDLE

Handle

)

Uninstall the XENBUS_ROOT_DEVICE_PATH and XENIO_PROTOCOL protocols

Parameters

Handle

Handle onto which the protocols have been installed earlier by XenIoMmioInstall ()

Return values

EFI_SUCCESS

Protocols were uninstalled successfully

Returns

Status code returned by the boot service UninstallMultipleProtocolInterfaces ()

Definition at line 144 of file XenIoMmioLib.c.