/**
* Copyright (c) 2025 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.
*/

#ifndef INCLUDE_C_API_UTILS_C_API_UNION_H
#define INCLUDE_C_API_UTILS_C_API_UNION_H

#include <cstdint>

constexpr uint64_t ASC_DEFAULT_REDUCE_CONFIG_VALUE = 0x0100000800010001;
constexpr uint64_t ASC_FILL_VALUE_DEFAULT_VALUE = 0x0000000000000000;
constexpr uint64_t ASC_STORE_ATOMIC_DEFAULT_VALUE = 0x0000000000000000;
constexpr uint64_t ASC_DEFAULT_SET_L0C_COPY_PARAMS_CONFIG_VALUE = 0x0000000000000000;
constexpr uint64_t ASC_DEFAULT_LOAD3D_V2_CONFIG_VALUE = 0x0000000000010000;

union asc_fill_value_config {
    uint64_t config = ASC_FILL_VALUE_DEFAULT_VALUE;
    struct {
        uint64_t repeat : 15;
        uint64_t reserved1 : 1;
        uint64_t blk_num : 15;
        uint64_t reserved2 : 1;
        uint64_t dst_gap : 15;
        uint64_t reserved3 : 17;
    };
};

union asc_store_atomic_config {
    uint64_t config = ASC_STORE_ATOMIC_DEFAULT_VALUE;
    struct {
        uint64_t atomic_type : 3;
        uint64_t atomic_op : 2;
        uint64_t reserved1 : 59;
    };
};

union asc_set_l0c_copy_params_config {
    uint64_t config = ASC_DEFAULT_SET_L0C_COPY_PARAMS_CONFIG_VALUE;
    struct {
        uint64_t nd_num : 16;
        uint64_t src_nd_stride : 16;
        uint64_t dst_nd_stride : 16;
    };
};

union asc_load3d_v2_config {
    uint64_t config = ASC_DEFAULT_LOAD3D_V2_CONFIG_VALUE;
    struct {
        uint64_t rpt_stride : 16;
        uint64_t rpt_time : 8;
        uint64_t rpt_mode : 1;
        uint64_t reserved2 : 39;
    };
};

constexpr asc_fill_value_config ASC_FILL_VALUE_DEFAULT_CFG{};
constexpr asc_store_atomic_config ASC_STORE_ATOMIC_DEFAULT_CFG{};
constexpr asc_set_l0c_copy_params_config ASC_DEFAULT_SET_L0C_COPY_PARAMS_CFG{};
constexpr asc_load3d_v2_config ASC_DEFAULT_LOAD3D_V2_CONFIG{};
#endif