| # |
| # Copyright (c) 2019-2020 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 |
| # |
| # 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. |
| # |
| |
| cmake_minimum_required(VERSION 3.15.6) |
| |
| project(core_software VERSION 0.0.1) |
| |
| # |
| # Define build options |
| # |
| |
| # Setup paths |
| set(CMSIS_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmsis" CACHE PATH "Path to CMSIS.") |
| set(CORE_DRIVER_PATH "${CMAKE_CURRENT_SOURCE_DIR}/core_driver" CACHE PATH "Path to core driver.") |
| set(LINUX_DRIVER_STACK_PATH "${CMAKE_CURRENT_SOURCE_DIR}/../linux_driver_stack" CACHE PATH "Path to Linux driver stack for Arm Ethos-U.") |
| set(TENSORFLOW_PATH "${CMAKE_CURRENT_SOURCE_DIR}/tensorflow" CACHE PATH "Path to Tensorflow.") |
| |
| # Select accelerator for tensorflow |
| set(CORE_SOFTWARE_ACCELERATOR "NPU" CACHE STRING "Set NPU backend for Tensorflow Lite for microcontrollers") |
| set_property(CACHE CORE_SOFTWARE_ACCELERATOR PROPERTY STRINGS CPU CMSIS-NN NPU) |
| |
| # Define build options |
| set(CORE_SOFTWARE_RTOS "None" CACHE STRING "Select RTOS to include. (None, MbedOS, FreeRTOS, Zephyr)") |
| string(TOLOWER ${CORE_SOFTWARE_RTOS} CORE_SOFTWARE_RTOS_LOWER) |
| |
| # |
| # Build |
| # |
| add_library(ethosu_core INTERFACE) |
| |
| # Build CMSIS |
| include(cmsis.cmake) |
| |
| # Build core driver |
| if (CORE_SOFTWARE_ACCELERATOR STREQUAL "NPU") |
| set(ETHOSU_PMU_INTERACTIVE OFF) |
| add_subdirectory(${CORE_DRIVER_PATH} core_driver) |
| target_link_libraries(ethosu_core INTERFACE ethosu_core_driver) |
| endif() |
| |
| # Build Tensorflow library |
| include(tensorflow.cmake) |
| |
| # Build RTOS |
| add_subdirectory(rtos) |
| target_link_libraries(ethosu_core INTERFACE ethosu_core_rtos) |
| |
| # Build applications |
| add_subdirectory(applications) |
| |
| # Build drivers |
| add_subdirectory(drivers) |
| |
| # Merge libraries into static library |
| target_link_libraries(ethosu_core INTERFACE tflu cmsis_core ethosu_applications ethosu_drivers) |