e6e6440d33
Some comments have a wrong space between /** and <. Seen with git grep '\*\* <' Reported-by: David Marchand <david.marchand@6wind.com> Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>
108 lines
4.1 KiB
C
108 lines
4.1 KiB
C
/*-
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* This file is provided under a dual BSD/GPLv2 license. When using or
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* redistributing this file, you may do so under either license.
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*
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* GPL LICENSE SUMMARY
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*
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* Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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* The full GNU General Public License is included in this distribution
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* in the file called LICENSE.GPL.
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*
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* Contact Information:
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* Intel Corporation
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*
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* BSD LICENSE
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*
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* Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef _DOM0_MM_DEV_H_
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#define _DOM0_MM_DEV_H_
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#include <linux/wait.h>
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#include <linux/mutex.h>
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#include <linux/sched.h>
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#include <linux/spinlock.h>
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#include <exec-env/rte_dom0_common.h>
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#define NUM_MEM_CTX 256 /**< Maximum number of memory context*/
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#define MAX_EXCHANGE_FAIL_TIME 5 /**< Maximum times of allowing exchange fail .*/
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#define MAX_MEMBLOCK_SIZE (2 * DOM0_MEMBLOCK_SIZE)
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#define MAX_NUM_ORDER (DOM0_CONTIG_NUM_ORDER + 1)
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#define SIZE_PER_BLOCK 2 /**< Size of memory block (2MB).*/
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/**
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* A structure describing the private information for a dom0 device.
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*/
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struct dom0_mm_dev {
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struct miscdevice miscdev;
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uint8_t fail_times;
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uint32_t used_memsize;
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uint32_t num_mem_ctx;
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uint32_t config_memsize;
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uint32_t num_bigblock;
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struct dom0_mm_data *mm_data[NUM_MEM_CTX];
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struct mutex data_lock;
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};
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struct dom0_mm_data{
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uint32_t refcnt;
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uint32_t num_memseg; /**< Number of memory segment. */
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uint32_t mem_size; /**< Size of requesting memory. */
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char name[DOM0_NAME_MAX];
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/** Store global memory block IDs used by an instance */
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uint32_t block_num[DOM0_NUM_MEMBLOCK];
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/** Store memory block information.*/
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struct memblock_info block_info[DOM0_NUM_MEMBLOCK];
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/** Store memory segment information.*/
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struct memseg_info seg_info[DOM0_NUM_MEMSEG];
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};
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#define XEN_ERR(args...) printk(KERN_DEBUG "XEN_DOM0: Error: " args)
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#define XEN_PRINT(args...) printk(KERN_DEBUG "XEN_DOM0: " args)
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#endif
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