third_party/pigweed/repo/pw_cpu_exception_cortex_m/BUILD

   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
  15 load(
  16     "//pw_build:pigweed.bzl",
  17     "pw_cc_binary",
  18     "pw_cc_library",
  19     "pw_cc_test",
  20 )
  21
  22 package(default_visibility = ["//visibility:public"])
  23
  24 licenses(["notice"])  # Apache License 2.0
  25
  26 pw_cc_library(
  27     name = "support_armv7m",
  28     includes = ["public"],
  29     deps = [
  30         "//pw_preprocessor",
  31         "//pw_string",
  32         "//pw_log",
  33     ],
  34     hdrs = [ "public/pw_cpu_exception_cortex_m/cpu_state.h" ],
  35     srcs = [
  36         "cpu_state.cc",
  37         "pw_cpu_exception_cortex_m_private/cortex_m_constants.h",
  38     ],
  39 )
  40
  41 pw_cc_library(
  42     name = "proto_dump_armv7m",
  43     deps = [
  44         ":support_armv7m",
  45         ":cpu_state_protos",
  46         "//pw_protobuf",
  47         "//pw_status",
  48         "//pw_stream",
  49     ],
  50     hdrs = ["public/pw_cpu_exception_cortex_m/proto_dump.h"],
  51     srcs = ["proto_dump.cc"],
  52 )
  53
  54 proto_library(
  55     name = "cpu_state_protos",
  56     srcs = ["pw_cpu_exception_cortex_m_protos/cpu_state.proto"],
  57 )
  58
  59 # TODO(pwbug/296): The *_armv7m libraries work on ARMv8-M, but needs some minor
  60 # patches for complete correctness. Add *_armv8m targets that use the same files
  61 # but provide preprocessor defines to enable/disable architecture specific code.
  62 pw_cc_library(
  63     name = "cpu_exception_armv7m",
  64     deps = [
  65         ":proto_dump_armv7m",
  66         ":support_armv7m",
  67         # TODO(pwbug/101): Need to add support for facades/backends to Bazel.
  68         "//pw_cpu_exception",
  69         "//pw_preprocessor",
  70     ],
  71     srcs = [
  72         "entry.cc",
  73         "pw_cpu_exception_cortex_m_private/cortex_m_constants.h",
  74     ],
  75 )
  76
  77 pw_cc_test(
  78     name = "cpu_exception_entry_test",
  79     srcs = [
  80         "exception_entry_test.cc",
  81     ],
  82     deps = [
  83         ":cpu_exception_armv7m",
  84     ],
  85 )