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author | Kristofer Jonsson <kristofer.jonsson@arm.com> | 2022-05-25 16:55:24 +0200 |
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committer | Kristofer Jonsson <kristofer.jonsson@arm.com> | 2022-06-13 15:30:33 +0200 |
commit | 742261012c087285309bba34b081caf1c6c6ddab (patch) | |
tree | f69476623f504ef3d1e0a511ff5d92149d04e6be /targets/demo/CMakeLists.txt | |
parent | 144b2d2d735d5b2e25894bdeacef7e03761025ad (diff) | |
download | ethos-u-core-platform-742261012c087285309bba34b081caf1c6c6ddab.tar.gz |
Documenting porting guidelines
Change-Id: Icefe078200f9a6a497b410e6c713d80fb9db1ba0
Diffstat (limited to 'targets/demo/CMakeLists.txt')
-rw-r--r-- | targets/demo/CMakeLists.txt | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/targets/demo/CMakeLists.txt b/targets/demo/CMakeLists.txt new file mode 100644 index 0000000..a1ba620 --- /dev/null +++ b/targets/demo/CMakeLists.txt @@ -0,0 +1,143 @@ +# +# Copyright (c) 2022 Arm Limited. +# +# 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 ${ETHOSU_TARGET}") + +set(ETHOSU_TARGET_NPU_CONFIG "<TODO> e.g. ethos-u65-256" CACHE STRING "NPU configuration") +set(ETHOSU_TARGET_NPU_COUNT 1 CACHE INTERNAL "Number of NPUs") +set(ETHOSU_TARGET_NPU_TA_COUNT 0 CACHE INTERNAL "Number of timing adapters per NPU") + +# Fast memory size +# If the TFLM model and arena are placed in Flash/DRAM, and if the NPU is Ethos-U65, +# then a smaller fast memory buffer can be placed in SRAM. This is called 'spilling'. +set(FAST_MEMORY_SIZE 0 CACHE STRING "Size of relocated fast memory scratch tensor") +set(MEMORY_MODEL "sram" CACHE STRING "Memory config for model") +set(MEMORY_ARENA "sram" CACHE STRING "Memory config for arena") + +# UART settings +set(UART0_BASE "<TODO>" CACHE INTERNAL "UART base address") +set(UART0_BAUDRATE "<TODO e.g. 115200>" CACHE INTERNAL "UART baudrate, N/A for model and juno") +set(SYSTEM_CORE_CLOCK "<TODO e.g. 25000000>" CACHE INTERNAL "System core clock (Hz)") + +############################################################################# +# Project +############################################################################# + +cmake_minimum_required(VERSION 3.21) + +project(ethos-u-demo VERSION 0.0.1) + +include(${CORE_PLATFORM_PATH}/cmake/helpers.cmake) + +############################################################################# +# Target +############################################################################# + +# Include common target +add_subdirectory(${CORE_PLATFORM_PATH}/targets/common core_platform/target/common) + +# Include drivers +add_subdirectory(../../drivers drivers) + +# Common defines +target_compile_definitions(ethosu_target_common INTERFACE + # Configure NPU architecture and number of timing adapters + ETHOSU_NPU_COUNT=${ETHOSU_TARGET_NPU_COUNT} + ETHOSU_NPU_TA_COUNT=${ETHOSU_TARGET_NPU_TA_COUNT} + + # Placement or TLFu model and area. 0 = SRAM, 1 = DRAM + # The scatter file and linker script must be designed to switch on these defines + ETHOSU_FAST_MEMORY_SIZE=${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 + ETHOSU + + # 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) |