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#
# Copyright (c) 2020-2022 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.
#
if (NOT TARGET freertos_kernel)
message("Not building ethosu_message_dispatcher, required freertos not built.")
return()
endif()
# Split total tensor arena equally for each NPU
if (TARGET ethosu_core_driver AND ETHOSU_TARGET_NPU_COUNT GREATER 0)
set(NUM_ARENAS ${ETHOSU_TARGET_NPU_COUNT})
else()
set(NUM_ARENAS 1)
endif()
set(MESSAGE_HANDLER_ARENA_SIZE 2000000 CACHE STRING "Total size of all message handler tensor arenas")
math(EXPR TENSOR_ARENA_SIZE "${MESSAGE_HANDLER_ARENA_SIZE} / ${NUM_ARENAS}")
add_subdirectory(lib)
set(MESSAGE_HANDLER_MODEL_0 "" CACHE STRING "Path to built in model 0")
set(MESSAGE_HANDLER_MODEL_1 "" CACHE STRING "Path to built in model 1")
set(MESSAGE_HANDLER_MODEL_2 "" CACHE STRING "Path to built in model 2")
set(MESSAGE_HANDLER_MODEL_3 "" CACHE STRING "Path to built in model 3")
ethosu_add_executable(message_handler
SOURCES
main.cpp
LIBRARIES
message_handler_lib
freertos_kernel)
target_include_directories(message_handler PRIVATE
indexed_networks
${LINUX_DRIVER_STACK_PATH}/kernel)
target_compile_definitions(message_handler PRIVATE
TENSOR_ARENA_SIZE=${TENSOR_ARENA_SIZE}
$<$<BOOL:${MESSAGE_HANDLER_MODEL_0}>:MODEL_0=${MESSAGE_HANDLER_MODEL_0}>
$<$<BOOL:${MESSAGE_HANDLER_MODEL_1}>:MODEL_1=${MESSAGE_HANDLER_MODEL_1}>
$<$<BOOL:${MESSAGE_HANDLER_MODEL_2}>:MODEL_2=${MESSAGE_HANDLER_MODEL_2}>
$<$<BOOL:${MESSAGE_HANDLER_MODEL_3}>:MODEL_3=${MESSAGE_HANDLER_MODEL_3}>)
install(FILES $<TARGET_FILE:message_handler>
DESTINATION "lib/firmware"
RENAME "arm-${ETHOSU_TARGET_NPU_CONFIG}.fw"
)
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