1# Copyright 2021 The Pigweed Authors 2# 3# Licensed under the Apache License, Version 2.0 (the "License"); you may not 4# use this file except in compliance with the License. You may obtain a copy of 5# the License at 6# 7# https://www.apache.org/licenses/LICENSE-2.0 8# 9# Unless required by applicable law or agreed to in writing, software 10# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 11# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 12# License for the specific language governing permissions and limitations under 13# the License. 14 15import("//build_overrides/pigweed.gni") 16 17import("$dir_pigweed/third_party/freertos/freertos.gni") 18 19declare_args() { 20 # Unfortunately FreeRTOS entirely hides the contents of the TCB inside of 21 # tasks.c but it's necessary for snapshot processing in order to access the 22 # stack limits. Set this to a pw_source_set which provides the tskTCB struct 23 # definition for snapshot to work with FreeRTOS. By default, this is 24 # auto-generated from FreeRTOS sources and shouldn't need to be manually 25 # modified. 26 # 27 # See the pw_thread_freertos docs for more details. 28 if (dir_pw_third_party_freertos != "") { 29 pw_thread_freertos_FREERTOS_TSKTCB_BACKEND = 30 "$dir_pw_thread_freertos:auto_freertos_tsktcb" 31 } else { 32 pw_thread_freertos_FREERTOS_TSKTCB_BACKEND = "" 33 } 34} 35