Line data    Source code

       1              : /**
       2              :  * Copyright (c) 2025 Huawei Technologies Co., Ltd.
       3              :  * This program is free software, you can redistribute it and/or modify it under the terms and conditions of
       4              :  * CANN Open Software License Agreement Version 2.0 (the "License").
       5              :  * Please refer to the License for details. You may not use this file except in compliance with the License.
       6              :  * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED,
       7              :  * INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE.
       8              :  * See LICENSE in the root of the software repository for the full text of the License.
       9              :  */
      10              : 
      11              : #include "dev_buffer.h"
      12              : #include "string_util.h"
      13              : #include "internal_exception.h"
      14              : #include "exception_util.h"
      15              : #include "orion_adapter_rts.h"
      16              : namespace Hccl {
      17              : 
      18         1654 : DevBuffer::DevBuffer(uintptr_t devAddr, std::size_t devSize) : Buffer(devSize), selfOwned(false)
      19              : {
      20         1654 :     addr_ = devAddr;
      21         1654 :     size_ = devSize;
      22         1654 : }
      23              : 
      24          942 : DevBuffer::DevBuffer(std::size_t allocSize) : Buffer(allocSize), selfOwned(true)
      25              : {
      26          942 :     if (allocSize == 0) {
      27            1 :         std::string msg = "allocaSize should not be 0!";
      28            1 :         THROW<InternalException>(msg);
      29            1 :     }
      30          941 :     addr_ = reinterpret_cast<uintptr_t>(HrtMalloc(allocSize, static_cast<u32>(ACL_MEM_TYPE_HIGH_BAND_WIDTH)));
      31          942 : }
      32              : 
      33         1721 : std::shared_ptr<DevBuffer> DevBuffer::Create(uintptr_t devAddr, std::size_t devSize)
      34              : {
      35         1721 :     if (devAddr == 0 || devSize == 0) {
      36          130 :         return nullptr;
      37              :     }
      38         1591 :     return std::shared_ptr<DevBuffer>(new DevBuffer(devAddr, devSize));
      39              : }
      40          117 : DevBuffer::DevBuffer(std::size_t allocSize, std::uint32_t policy, PolicyTag /*tag*/)
      41              :     : Buffer(allocSize),
      42          117 :       selfOwned(true)
      43              : {
      44          117 :     if (allocSize == 0) {
      45            0 :         std::string msg = "allocaSize should not be 0!";
      46            0 :         THROW<InternalException>(msg);
      47            0 :     }
      48          117 :     addr_ = reinterpret_cast<uintptr_t>(
      49          117 :         HrtMalloc(allocSize, static_cast<int>(ACL_MEM_TYPE_HIGH_BAND_WIDTH) | static_cast<int>(policy)));
      50          117 : }
      51              : 
      52          117 : std::shared_ptr<DevBuffer> DevBuffer::CreateHugePageBuf(std::size_t size)
      53              : {
      54          234 :     return std::make_shared<DevBuffer>(size, static_cast<int>(ACL_MEM_MALLOC_HUGE_ONLY), PolicyTag{});
      55              : }
      56              : 
      57         4478 : DevBuffer::~DevBuffer()
      58              : {
      59         2712 :     if (selfOwned) {
      60         1058 :         DECTOR_TRY_CATCH("Buffer", HrtFree(reinterpret_cast<void*>(addr_)))
      61              :     }
      62         4478 : }
      63              : 
      64          170 : std::string DevBuffer::Describe() const
      65              : {
      66          170 :     return StringFormat("DevBuffer[addr=0x%llx, size=0x%llx, selfOwned=%d]", addr_, size_, selfOwned);
      67              : }
      68              : 
      69            2 : bool DevBuffer::GetSelfOwned() const { return selfOwned; }
      70              : 
      71              : } // namespace Hccl