| # |
| # SPDX-FileCopyrightText: Copyright 2022-2024 Arm Limited and/or its affiliates <open-source-office@arm.com> |
| # |
| # 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. |
| # |
| |
| ############################################################################# |
| # Paths |
| ############################################################################# |
| |
| set(CORE_PLATFORM_PATH "${CMAKE_CURRENT_SOURCE_DIR}/<TODO>/core_platform" CACHE PATH "Path to Core Platform") |
| |
| ############################################################################# |
| # Default toolchain |
| ############################################################################# |
| |
| set(TARGET_CPU "<TODO e.g. cortex-m55>" CACHE STRING "Target CPU") |
| |
| if (NOT CMAKE_TOOLCHAIN_FILE) |
| # TODO Select default toolchain |
| # - Arm Clang: ${CORE_PLATFORM_PATH}/cmake/toolchain/armclang.cmake |
| # - GCC : ${CORE_PLATFORM_PATH}/cmake/toolchain/arm-none-eabi-gcc.cmake |
| # - Else : Implement your own toolchain file |
| set(CMAKE_TOOLCHAIN_FILE "${CORE_PLATFORM_PATH}/cmake/toolchain/armclang.cmake") |
| endif() |
| |
| ############################################################################# |
| # Default configuration |
| ############################################################################# |
| |
| get_filename_component(ETHOSU_TARGET ${CMAKE_CURRENT_SOURCE_DIR} NAME) |
| message("Configuring target ${ETHOSU_TARGET}") |
| |
| set(ETHOSU_TARGET_NPU_CONFIG "<TODO> e.g. ethos-u65-256" CACHE STRING "NPU configuration") |
| |
| # Fast memory size |
| # If the TFLM model and arena are placed in Flash/DRAM, and if the NPU is Ethos-U65, |
| # then a smaller fast memory buffer can be placed in SRAM. This is called 'spilling'. |
| set(FAST_MEMORY_SIZE 0 CACHE STRING "Size of relocated fast memory scratch tensor") |
| set(MEMORY_MODEL "sram" CACHE STRING "Memory config for model") |
| set(MEMORY_ARENA "sram" CACHE STRING "Memory config for arena") |
| |
| # UART settings |
| set(UART0_BASE "<TODO>" CACHE INTERNAL "UART base address") |
| set(UART0_BAUDRATE "<TODO e.g. 115200>" CACHE INTERNAL "UART baudrate, N/A for model and juno") |
| set(SYSTEM_CORE_CLOCK "<TODO e.g. 25000000>" CACHE INTERNAL "System core clock (Hz)") |
| |
| ############################################################################# |
| # Project |
| ############################################################################# |
| |
| cmake_minimum_required(VERSION 3.21) |
| |
| project(ethos-u-demo VERSION 0.0.1) |
| |
| include(${CORE_PLATFORM_PATH}/cmake/helpers.cmake) |
| |
| ############################################################################# |
| # Target |
| ############################################################################# |
| |
| # Include common target |
| add_subdirectory(${CORE_PLATFORM_PATH}/targets/common core_platform/target/common) |
| |
| # Include drivers |
| add_subdirectory(../../drivers drivers) |
| |
| # Common defines |
| target_compile_definitions(ethosu_target_common INTERFACE |
| # Placement or TLFu model and area. 0 = SRAM, 1 = DRAM |
| # The scatter file and linker script must be designed to switch on these defines |
| ETHOSU_FAST_MEMORY_SIZE=${FAST_MEMORY_SIZE} |
| ETHOSU_MODEL=$<STREQUAL:${MEMORY_MODEL},dram> |
| ETHOSU_ARENA=$<STREQUAL:${MEMORY_ARENA},dram>) |
| |
| # Linker script |
| set(LINK_FILE platform CACHE STRING "Link file") |
| |
| ethosu_target_link_options(ethosu_target_link INTERFACE |
| LINK_FILE ${LINK_FILE} |
| ENTRY Reset_Handler) |
| |
| target_sources(ethosu_target_startup INTERFACE |
| retarget.c |
| target.cpp) |
| |
| target_link_libraries(ethosu_target_startup INTERFACE |
| $<$<TARGET_EXISTS:ethosu_core_driver>:ethosu_core_driver> |
| # TODO customize which libraries to include |
| mpu |
| ethosu_mhu_dummy |
| ethosu_uart_cmsdk_apb) |
| |
| if (TARGET ethosu_core_driver) |
| target_compile_definitions(ethosu_core_driver PUBLIC |
| # The TFLM arena is accessed over base address 1. The region config |
| # controls if the memory transactions are routed over AXI 0 (region config |
| # 0 or 1) or AXI 1 (region config 2 or 3). |
| NPU_REGIONCFG_1=$<if:$<STREQUAL:${MEMORY_ARENA},dram>,0,2>) |
| endif() |
| |
| ############################################################################### |
| # CTest |
| ############################################################################### |
| |
| # TODO Uncomment to enable ctest |
| # include(CTest) |
| |
| # Uncomment if Python interpreter is needed |
| #set(Python3_FIND_STRATEGY LOCATION) |
| #find_package(Python3 COMPONENTS Interpreter) |
| |
| # TODO Uncomment if ETHOSU_ARCH and ETHOSU_NUM_MACS are needed |
| # ethosu_get_architecture(${ETHOSU_TARGET_NPU_CONFIG}) |
| |
| set(ETHOSU_COMMAND_DEFAULT <TODO test command> CACHE INTERNAL "Default test command") |
| |
| ############################################################################### |
| # Applications |
| ############################################################################### |
| |
| add_subdirectory(${CORE_PLATFORM_PATH}/applications core_platform/applications) |
| add_subdirectory(../../applications applications) |