Edit File: mei.h
/****************************************************************************** * Intel Management Engine Interface (Intel MEI) Linux driver * Intel MEI Interface Header * * This file is provided under a dual BSD/GPLv2 license. When using or * redistributing this file, you may do so under either license. * * GPL LICENSE SUMMARY * * Copyright(c) 2003 - 2012 Intel Corporation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of version 2 of the GNU General Public License as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, * USA * * The full GNU General Public License is included in this distribution * in the file called LICENSE.GPL. * * Contact Information: * Intel Corporation. * linux-mei@linux.intel.com * http://www.intel.com * * BSD LICENSE * * Copyright(c) 2003 - 2012 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * Neither the name Intel Corporation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * *****************************************************************************/ #ifndef _LINUX_MEI_H #define _LINUX_MEI_H #include <linux/uuid.h> /* * This IOCTL is used to associate the current file descriptor with a * FW Client (given by UUID). This opens a communication channel * between a host client and a FW client. From this point every read and write * will communicate with the associated FW client. * Only in close() (file_operation release()) the communication between * the clients is disconnected * * The IOCTL argument is a struct with a union that contains * the input parameter and the output parameter for this IOCTL. * * The input parameter is UUID of the FW Client. * The output parameter is the properties of the FW client * (FW protocol version and max message size). * */ #define IOCTL_MEI_CONNECT_CLIENT \ _IOWR('H' , 0x01, struct mei_connect_client_data) /* * Intel MEI client information struct */ struct mei_client { __u32 max_msg_length; __u8 protocol_version; __u8 reserved[3]; }; /* * IOCTL Connect Client Data structure */ struct mei_connect_client_data { union { uuid_le in_client_uuid; struct mei_client out_client_properties; }; }; /** * DOC: set and unset event notification for a connected client * * The IOCTL argument is 1 for enabling event notification and 0 for * disabling the service * Return: -EOPNOTSUPP if the devices doesn't support the feature */ #define IOCTL_MEI_NOTIFY_SET _IOW('H', 0x02, __u32) /** * DOC: retrieve notification * * The IOCTL output argument is 1 if an event was is pending and 0 otherwise * the ioctl has to be called in order to acknowledge pending event * * Return: -EOPNOTSUPP if the devices doesn't support the feature */ #define IOCTL_MEI_NOTIFY_GET _IOR('H', 0x03, __u32) #endif /* _LINUX_MEI_H */