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 15load( 16 "//pw_build:pigweed.bzl", 17 "pw_facade", 18) 19 20package(default_visibility = ["//visibility:public"]) 21 22licenses(["notice"]) 23 24# TODO: pwbug.dev/328679085 - Remove this alias. 25alias( 26 name = "facade", 27 actual = ":pw_boot.facade", 28) 29 30pw_facade( 31 name = "pw_boot", 32 hdrs = [ 33 "public/pw_boot/boot.h", 34 ], 35 backend = ":backend", 36 includes = ["public"], 37 deps = [ 38 "//pw_preprocessor", 39 ], 40) 41 42label_flag( 43 name = "backend", 44 build_setting_default = ":backend_multiplexer", 45) 46 47cc_library( 48 name = "backend_multiplexer", 49 deps = select({ 50 "@platforms//cpu:armv7-m": ["//pw_boot_cortex_m"], 51 "@platforms//cpu:armv7e-m": ["//pw_boot_cortex_m"], 52 "@platforms//cpu:armv8-m": ["//pw_boot_cortex_m"], 53 # When building for the host, we don't need a pw_boot implementation. 54 "//conditions:default": [], 55 }), 56) 57