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/*
* Copyright (c) 2021 Arm Limited. All rights reserved.
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ETHOS_U_NPU_MEM_CONFIG_H
#define ETHOS_U_NPU_MEM_CONFIG_H
#define ETHOS_U_NPU_MEMORY_MODE_SRAM_ONLY 0
#define ETHOS_U_NPU_MEMORY_MODE_SHARED_SRAM 1
#define ETHOS_U_NPU_MEMORY_MODE_DEDICATED_SRAM 2
#define ETHOS_U_MEM_BYTE_ALIGNMENT 16
#ifndef ETHOS_U_NPU_MEMORY_MODE
#define ETHOS_U_NPU_MEMORY_MODE ETHOS_U_MEMORY_MODE_SHARED_SRAM
#endif /* ETHOS_U_NPU_MEMORY_MODE */
#if (ETHOS_U_NPU_MEMORY_MODE==ETHOS_U_NPU_MEMORY_MODE_DEDICATED_SRAM)
#define ETHOS_U_CACHE_BUF_SZ (393216U) /* See vela doc? for reference? */
#else
#define ETHOS_U_CACHE_BUF_SZ (0U)
#endif /* CACHE_BUF_SZ */
/**
* Activation buffer aka tensor arena section name
* We have to place the tensor arena in different region based on the memory config.
**/
#if (ETHOS_U_NPU_MEMORY_MODE==ETHOS_U_NPU_MEMORY_MODE_SHARED_SRAM)
#define ACTIVATION_BUF_SECTION section(".bss.NoInit.activation_buf_sram")
#define ACTIVATION_BUF_SECTION_NAME ("SRAM")
#elif (ETHOS_U_NPU_MEMORY_MODE==ETHOS_U_NPU_MEMORY_MODE_SRAM_ONLY)
#define ACTIVATION_BUF_SECTION section(".bss.NoInit.activation_buf_sram")
#define ACTIVATION_BUF_SECTION_NAME ("SRAM")
#elif (ETHOS_U_NPU_MEMORY_MODE==ETHOS_U_NPU_MEMORY_MODE_DEDICATED_SRAM)
#define ACTIVATION_BUF_SECTION section("activation_buf_dram")
#define CACHE_BUF_SECTION section(".bss.NoInit.ethos_u_cache")
#define ACTIVATION_BUF_SECTION_NAME ("DDR/DRAM")
#define CACHE_BUF_ATTRIBUTE __attribute__((aligned(ETHOS_U_MEM_BYTE_ALIGNMENT), CACHE_BUF_SECTION))
#endif
#endif /* ETHOS_U_NPU_MEM_CONFIG_H */
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