pw_spi/BUILD.bazel

# Copyright 2020 The Pigweed Authors
#
# 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
#
#     https://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.

load("@rules_python//sphinxdocs:sphinx_docs_library.bzl", "sphinx_docs_library")
load("//pw_build:compatibility.bzl", "incompatible_with_mcu")
load("//pw_unit_test:pw_cc_test.bzl", "pw_cc_test")

package(default_visibility = ["//visibility:public"])

licenses(["notice"])

cc_library(
    name = "initiator",
    hdrs = [
        "public/pw_spi/initiator.h",
    ],
    strip_include_prefix = "public",
    deps = [
        "//pw_assert",
        "//pw_bytes",
        "//pw_status",
    ],
)

cc_library(
    name = "responder",
    hdrs = [
        "public/pw_spi/responder.h",
    ],
    strip_include_prefix = "public",
    deps = [
        "//pw_bytes",
        "//pw_function",
        "//pw_status",
    ],
)

cc_library(
    name = "chip_selector",
    hdrs = [
        "public/pw_spi/chip_selector.h",
    ],
    strip_include_prefix = "public",
    deps = [
        "//pw_status",
    ],
)

cc_library(
    name = "chip_selector_digital_out",
    hdrs = [
        "public/pw_spi/chip_selector_digital_out.h",
    ],
    strip_include_prefix = "public",
    deps = [
        ":chip_selector",
        "//pw_digital_io",
        "//pw_status",
    ],
)

cc_library(
    name = "initiator_mock",
    testonly = True,
    srcs = ["initiator_mock.cc"],
    hdrs = [
        "public/pw_spi/chip_selector_mock.h",
        "public/pw_spi/initiator_mock.h",
    ],
    strip_include_prefix = "public",
    deps = [
        ":chip_selector",
        ":initiator",
        "//pw_assert",
        "//pw_containers",
        "//pw_containers:to_array",
        "//pw_unit_test",
    ],
)

pw_cc_test(
    name = "initiator_mock_test",
    srcs = [
        "initiator_mock_test.cc",
    ],
    deps = [
        ":initiator_mock",
        "//pw_bytes",
        "//pw_containers",
        "//pw_unit_test",
    ],
)

cc_library(
    name = "device",
    hdrs = [
        "public/pw_spi/device.h",
    ],
    strip_include_prefix = "public",
    deps = [
        ":chip_selector",
        ":initiator",
        "//pw_bytes",
        "//pw_chrono:system_clock",
        "//pw_status",
        "//pw_sync:borrow",
    ],
)

pw_cc_test(
    name = "spi_test",
    srcs = [
        "spi_test.cc",
    ],
    deps = [
        ":device",
        ":responder",
        "//pw_sync:mutex",
        "//pw_unit_test",
    ],
)

filegroup(
    name = "doxygen",
    srcs = [
        "public/pw_spi/chip_selector.h",
        "public/pw_spi/chip_selector_digital_out.h",
    ],
)

sphinx_docs_library(
    name = "docs",
    srcs = [
        "backends.rst",
        "docs.rst",
    ],
    prefix = "pw_spi/",
    target_compatible_with = incompatible_with_mcu(),
)