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https://github.com/thead-yocto-mirror/vpu-vc8000d-kernel
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110 lines
4.3 KiB
C
110 lines
4.3 KiB
C
/****************************************************************************
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2014 - 2021 VERISILICON
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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*****************************************************************************
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*
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* The GPL License (GPL)
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*
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* Copyright (C) 2014 - 2021 VERISILICON
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU 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 Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*****************************************************************************
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*
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* Note: This software is released under dual MIT and GPL licenses. A
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* recipient may use this file under the terms of either the MIT license or
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* GPL License. If you wish to use only one license not the other, you can
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* indicate your decision by deleting one of the above license notices in your
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* version of this file.
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*
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*****************************************************************************/
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#ifndef _HANTROMMU_H_
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#define _HANTROMMU_H_
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#ifdef __FREERTOS__
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#include "basetype.h"
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#include "dev_common_freertos.h"
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#elif defined(__linux__)
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#include <linux/fs.h>
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#endif
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#define REGION_IN_START 0x0
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#define REGION_IN_END 0x0
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#define REGION_OUT_START 0x0
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#define REGION_OUT_END 0x0
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#define REGION_PRIVATE_START 0x0
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#define REGION_PRIVATE_END 0x0
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#define REGION_IN_MMU_START 0x1000
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#define REGION_IN_MMU_END 0x1000
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#define REGION_OUT_MMU_START 0x1000
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#define REGION_OUT_MMU_END 0x1000
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#define REGION_PRIVATE_MMU_START 0x1000
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#define REGION_PRIVATE_MMU_END 0x1000
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enum MMUStatus {
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MMU_STATUS_OK = 0,
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MMU_STATUS_FALSE = -1,
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MMU_STATUS_INVALID_ARGUMENT = -2,
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MMU_STATUS_INVALID_OBJECT = -3,
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MMU_STATUS_OUT_OF_MEMORY = -4,
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MMU_STATUS_NOT_FOUND = -19,
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};
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struct addr_desc {
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void *virtual_address; /* buffer virtual address */
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unsigned int bus_address; /* buffer physical address */
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unsigned int size; /* physical size */
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};
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struct kernel_addr_desc {
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unsigned long long bus_address; /* buffer virtual address */
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unsigned long long mmu_bus_address; /* buffer physical address in MMU*/
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unsigned int size; /* physical size */
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};
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#define HANTRO_IOC_MMU 'm'
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#define HANTRO_IOCS_MMU_MEM_MAP _IOWR(HANTRO_IOC_MMU, 1, struct addr_desc *)
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#define HANTRO_IOCS_MMU_MEM_UNMAP _IOWR(HANTRO_IOC_MMU, 2, struct addr_desc *)
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#define HANTRO_IOCS_MMU_FLUSH _IOWR(HANTRO_IOC_MMU, 3, unsigned int *)
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#define HANTRO_IOC_MMU_MAXNR 3
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#endif
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