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/*-
* This file is provided under a dual BSD/LGPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GNU LESSER GENERAL PUBLIC LICENSE
*
* Copyright(c) 2007-2014 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2.1 of the GNU Lesser 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
*
* Contact Information:
* Intel Corporation
*
*
* BSD LICENSE
*
* Copyright(c) 2010-2014 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 of 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 _RTE_DOM0_COMMON_H_
#define _RTE_DOM0_COMMON_H_
#ifdef __KERNEL__
#include <linux/if.h>
#endif
#define DOM0_NAME_MAX 256
#define DOM0_MM_DEV "/dev/dom0_mm"
#define DOM0_CONTIG_NUM_ORDER 9 /**< order of 2M */
#define DOM0_NUM_MEMSEG 512 /**< Maximum nb. of memory segment. */
#define DOM0_MEMBLOCK_SIZE 0x200000 /**< size of memory block(2M). */
#define DOM0_CONFIG_MEMSIZE 4096 /**< Maximum config memory size(4G). */
#define DOM0_NUM_MEMBLOCK (DOM0_CONFIG_MEMSIZE / 2) /**< Maximum nb. of 2M memory block. */
#define RTE_DOM0_IOCTL_PREPARE_MEMSEG _IOWR(0, 1 , struct memory_info)
#define RTE_DOM0_IOCTL_ATTACH_TO_MEMSEG _IOWR(0, 2 , char *)
#define RTE_DOM0_IOCTL_GET_NUM_MEMSEG _IOWR(0, 3, int)
#define RTE_DOM0_IOCTL_GET_MEMSEG_INFO _IOWR(0, 4, void *)
/**
* A structure used to store memory information.
*/
struct memory_info {
char name[DOM0_NAME_MAX];
uint64_t size;
};
/**
* A structure used to store memory segment information.
*/
struct memseg_info {
uint32_t idx;
uint64_t pfn;
uint64_t size;
uint64_t mfn[DOM0_NUM_MEMBLOCK];
};
/**
* A structure used to store memory block information.
*/
struct memblock_info {
uint8_t exchange_flag;
uint8_t used;
uint64_t vir_addr;
uint64_t pfn;
uint64_t mfn;
};
#endif /* _RTE_DOM0_COMMON_H_ */
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