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https://github.com/revyos/thead-kernel.git
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9e49618e75
Add a new driver npu-ax3386-gpl, default compile as module. The default generated modules are: - vha.ko - img_mem.ko - vha_info.ko Signed-off-by: Mingzheng Xing <xingmingzheng@iscas.ac.cn>
119 lines
4.2 KiB
C
119 lines
4.2 KiB
C
/*!
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*****************************************************************************
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*
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* @File img_mem_man.h
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* ---------------------------------------------------------------------------
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*
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* Copyright (c) Imagination Technologies Ltd.
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*
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* The contents of this file are subject to the MIT license as set out below.
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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 FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* Alternatively, the contents of this file may be used under the terms of the
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* GNU General Public License Version 2 ("GPL")in which case the provisions of
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* GPL are applicable instead of those above.
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*
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* If you wish to allow use of your version of this file only under the terms
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* of GPL, and not to allow others to use your version of this file under the
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* terms of the MIT license, indicate your decision by deleting the provisions
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* above and replace them with the notice and other provisions required by GPL
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* as set out in the file called "GPLHEADER" included in this distribution. If
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* you do not delete the provisions above, a recipient may use your version of
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* this file under the terms of either the MIT license or GPL.
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*
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* This License is also included in this distribution in the file called
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* "MIT_COPYING".
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*
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*****************************************************************************/
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#ifndef IMG_MEM_MAN_UAPI_H
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#define IMG_MEM_MAN_UAPI_H
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/* memory attributes */
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enum img_mem_attr {
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IMG_MEM_ATTR_CACHED = 0x00000001,
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IMG_MEM_ATTR_UNCACHED = 0x00000002,
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IMG_MEM_ATTR_WRITECOMBINE = 0x00000004,
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/* Special */
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IMG_MEM_ATTR_SECURE = 0x00000010,
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IMG_MEM_ATTR_NOMAP = 0x00000020,
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IMG_MEM_ATTR_NOSYNC = 0x00000040,
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/* Internal */
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IMG_MEM_ATTR_MMU = 0x10000000,
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IMG_MEM_ATTR_OCM = 0x20000000,
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};
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/* Cache attributes mask */
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#define IMG_MEM_ATTR_CACHE_MASK 0xf
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/* Supported heap types */
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enum img_mem_heap_type {
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IMG_MEM_HEAP_TYPE_UNKNOWN = 0,
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IMG_MEM_HEAP_TYPE_UNIFIED,
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IMG_MEM_HEAP_TYPE_CARVEOUT,
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IMG_MEM_HEAP_TYPE_ION,
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IMG_MEM_HEAP_TYPE_DMABUF,
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IMG_MEM_HEAP_TYPE_COHERENT,
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IMG_MEM_HEAP_TYPE_ANONYMOUS,
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IMG_MEM_HEAP_TYPE_OCM,
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};
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/* Heap attributes */
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enum img_mem_heap_attrs {
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IMG_MEM_HEAP_ATTR_INTERNAL = 0x01,
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IMG_MEM_HEAP_ATTR_IMPORT = 0x02,
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IMG_MEM_HEAP_ATTR_EXPORT = 0x04,
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IMG_MEM_HEAP_ATTR_SEALED = 0x08,
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/* User attributes */
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IMG_MEM_HEAP_ATTR_LOCAL = 0x10,
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IMG_MEM_HEAP_ATTR_SHARED = 0x20,
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};
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/* heaps ids */
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#define IMG_MEM_MAN_HEAP_ID_INVALID 0
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#define IMG_MEM_MAN_MIN_HEAP 1
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#define IMG_MEM_MAN_MAX_HEAP 16
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/* buffer ids (per memory context) */
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#define IMG_MEM_MAN_BUF_ID_INVALID 0
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#define IMG_MEM_MAN_MIN_BUFFER 1
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#define IMG_MEM_MAN_MAX_BUFFER 2000
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/* Definition of VA guard gap between allocations */
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#define IMG_MEM_VA_GUARD_GAP 0x1000
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/* Virtual memory space for buffers allocated
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* in the kernel - OCM & device debug buffers */
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#define IMG_MEM_VA_HEAP1_BASE 0x8000000ULL
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#define IMG_MEM_VA_HEAP1_SIZE 0x40000000ULL
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/* Definition of VA guard gap between heaps - 2MB (size of MMU PD) */
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#define IMG_MEM_HEAP_GUARD_GAP 0x200000
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/* Virtual memory space for buffers allocated in the user space */
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#define IMG_MEM_VA_HEAP2_BASE ( \
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IMG_MEM_VA_HEAP1_BASE + IMG_MEM_VA_HEAP1_SIZE + IMG_MEM_HEAP_GUARD_GAP)
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#define IMG_MEM_VA_HEAP2_SIZE 0x3C0000000ULL
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#endif /* IMG_MEM_MAN_UAPI_H */
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