# Copyright 2018 Google LLC
#
# 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.

# Hypervisor specific code.
source_set("src") {
  sources = [
    "api.c",
    "cpio.c",
    "cpu.c",
    "load.c",
    "main.c",
    "vm.c",
  ]

  deps = [
    ":common",
    ":fdt",
    ":fdt_handler",
    ":memiter",
    ":mm",
  ]

  if (is_debug) {
    deps += [ ":dlog" ]
  }
}

# Code that is not specific to a certain image so can be shared.
source_set("common") {
  sources = [
    "std.c",
  ]
}

# Debug code that is not specific to a certain image so can be shared.
source_set("dlog") {
  sources = [
    "dlog.c",
  ]

  deps = [
    ":common",
    "//src/arch/${arch}:putchar",
  ]
}

source_set("fdt") {
  sources = [
    "fdt.c",
  ]

  deps = [
    ":common",
  ]

  if (is_debug) {
    deps += [ ":dlog" ]
  }
}

source_set("fdt_handler") {
  sources = [
    "fdt_handler.c",
  ]

  deps = [
    ":common",
    ":fdt",
  ]

  if (is_debug) {
    deps += [ ":dlog" ]
  }
}

source_set("memiter") {
  sources = [
    "memiter.c",
  ]
}

source_set("mm") {
  sources = [
    "alloc.c",
    "mm.c",
  ]

  deps = []

  if (is_debug) {
    deps += [ ":dlog" ]
  }
}

executable("unit_tests") {
  testonly = true
  sources = [
    "fdt_handler_test.cc",
    "fdt_test.cc",
    "mm_test.cc",
  ]
  cflags_cc = [ "-Wno-c99-extensions" ]
  ldflags = [
    "-Xlinker",
    "-defsym=text_begin=0",
    "-Xlinker",
    "-defsym=text_end=100",
    "-Xlinker",
    "-defsym=rodata_begin=200",
    "-Xlinker",
    "-defsym=rodata_end=300",
    "-Xlinker",
    "-defsym=data_begin=400",
    "-Xlinker",
    "-defsym=data_end=500",
    "-Xlinker",
    "-defsym=bin_end=600",
  ]
  deps = [
    ":fdt",
    ":fdt_handler",
    ":mm",
    "//third_party:gtest_main",
  ]
}