* Copyright (c) 2026 Huawei Technologies Co., Ltd.
* This program is free software, you can redistribute it and/or modify it under the terms and conditions of
* CANN Open Software License Agreement Version 2.0 (the "License").
* Please refer to the License for details. You may not use this file except in compliance with the License.
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED,
* INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE.
* See LICENSE in the root of the software repository for the full text of the License.
*/
* \file hcomm_base.h
* \brief Hcomm base class
*/
#if !defined(__ASCENDC_INCLUDE_INTERNAL_HEADERS__)
#pragma message( \
"impl/adv_api/detail/hcomm/common/hcomm_base.h is an internal header file and must not be used directly. Functions or variables defined in this file may be removed in the future. Please use \"#include \"adv_api/activation/simplesoftmax.h\"\" and use public functions or variables defined in interface headers files.")
#define __ASCENDC_INCLUDE_INTERNAL_HEADERS__
#define __UNDEF_ASCENDC_INCLUDE_INTERNAL_HEADERS_HCOMM_BASE_H__
#endif
#ifndef IMPL_ADV_API_DETAIL_HCOMM_COMMON_HCOMM_BASE_H
#define IMPL_ADV_API_DETAIL_HCOMM_COMMON_HCOMM_BASE_H
#include "hcomm_inner_def.h"
namespace AscendC {
template <CommProtocol commProtocol>
class HcommImpl {
public:
__aicore__ inline HcommImpl(){};
__aicore__ inline ~HcommImpl(){};
__aicore__ inline int32_t Init(__ubuf__ uint8_t* buff, uint32_t len)
{
(void)buff;
(void)len;
return HCOMM_FAILED;
}
template <typename T>
__aicore__ inline int32_t Init(const LocalTensor<T>& buff, uint32_t len)
{
(void)buff;
(void)len;
return HCOMM_FAILED;
}
template <bool commit = true, pipe_t commitPipe = PIPE_S, pipe_t reqPipe = PIPE_MTE3,
auto const &config = URMA_DEFAULT_CFG>
__aicore__ inline int32_t WriteNbi(ChannelHandle channel, GM_ADDR dst, GM_ADDR src, uint64_t len)
{
return HCOMM_FAILED;
}
template <bool commit = true, pipe_t commitPipe = PIPE_S, pipe_t reqPipe = PIPE_MTE3,
auto const &config = URMA_DEFAULT_CFG>
__aicore__ inline int32_t ReadNbi(ChannelHandle channel, GM_ADDR dst, GM_ADDR src, uint64_t len)
{
return HCOMM_FAILED;
}
template <bool commit = true, pipe_t commitPipe = PIPE_S, pipe_t reqPipe = PIPE_MTE3,
auto const &config = URMA_DEFAULT_CFG>
__aicore__ inline int32_t WriteWithNotifyNbi(ChannelHandle channel, GM_ADDR dst, GM_ADDR src,
uint64_t len, GM_ADDR notifyAddr, uint64_t notifyVal)
{
return HCOMM_FAILED;
}
template <pipe_t pipe = PIPE_S>
__aicore__ inline int32_t Commit(ChannelHandle channel)
{
return HCOMM_FAILED;
}
template <pipe_t pipe = PIPE_MTE3>
__aicore__ inline int32_t Drain(ChannelHandle channel)
{
return HCOMM_FAILED;
}
};
}
#endif
#if defined(__UNDEF_ASCENDC_INCLUDE_INTERNAL_HEADERS_HCOMM_BASE_H__)
#undef __ASCENDC_INCLUDE_INTERNAL_HEADERS__
#undef __UNDEF_ASCENDC_INCLUDE_INTERNAL_HEADERS_HCOMM_BASE_H__
#endif