third_party/pigweed/repo/targets/lm3s6965evb-qemu/target_toolchains.gni

   1 # Copyright 2020 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 import("//build_overrides/pigweed.gni")
  16
  17 import("$dir_pw_sys_io/backend.gni")
  18 import("$dir_pw_toolchain/arm_clang/toolchains.gni")
  19 import("$dir_pw_toolchain/arm_gcc/toolchains.gni")
  20
  21 _test_runner_script = "py/lm3s6965evb_qemu_utils/unit_test_runner.py"
  22
  23 _target_config = {
  24   # Use the logging main.
  25   pw_unit_test_MAIN = "$dir_pw_unit_test:logging_main"
  26
  27   # Configuration options for Pigweed executable targets.
  28   pw_build_EXECUTABLE_TARGET_TYPE = "lm3s6965evb_executable"
  29
  30   pw_build_EXECUTABLE_TARGET_TYPE_FILE =
  31       get_path_info("lm3s6965evb_executable.gni", "abspath")
  32
  33   # Path to the bloaty config file for the output binaries.
  34   pw_bloat_BLOATY_CONFIG = "$dir_pw_boot_armv7m/bloaty_config.bloaty"
  35
  36   pw_unit_test_AUTOMATIC_RUNNER = get_path_info(_test_runner_script, "abspath")
  37
  38   # Facade backends
  39   pw_assert_BACKEND = dir_pw_assert_basic
  40   pw_boot_BACKEND = dir_pw_boot_armv7m
  41   pw_log_BACKEND = dir_pw_log_basic
  42   pw_sys_io_BACKEND = dir_pw_sys_io_baremetal_lm3s6965evb
  43   pw_sync_SPIN_LOCK_BACKEND = "$dir_pw_sync_baremetal:spin_lock_backend"
  44
  45   # pw_cpu_exception_armv7m tests do not work as expected in QEMU. It does not
  46   # appear the divide-by-zero traps as expected when enabled, which prevents the
  47   # module from triggering a recoverable exception. Since pw_cpu_exception is
  48   # not fully set up on this target, disable it for now.
  49   # pw_cpu_exception_ENTRY_BACKEND =
  50   #     "$dir_pw_cpu_exception_cortex_m:cpu_exception_armv7m
  51
  52   pw_boot_armv7m_LINK_CONFIG_DEFINES = [
  53     "PW_BOOT_FLASH_BEGIN=0x00000200",
  54     "PW_BOOT_FLASH_SIZE=255K",
  55     "PW_BOOT_HEAP_SIZE=0",
  56     "PW_BOOT_MIN_STACK_SIZE=1K",
  57     "PW_BOOT_RAM_BEGIN=0x20000000",
  58     "PW_BOOT_RAM_SIZE=64K",
  59     "PW_BOOT_VECTOR_TABLE_BEGIN=0x00000000",
  60     "PW_BOOT_VECTOR_TABLE_SIZE=512",
  61   ]
  62
  63   current_cpu = "arm"
  64   current_os = ""
  65 }
  66
  67 _gcc_target_default_configs = [
  68   "$dir_pw_build:extra_strict_warnings",
  69   "$dir_pw_toolchain/arm_gcc:enable_float_printf",
  70 ]
  71
  72 _clang_target_default_configs = [
  73   "$dir_pw_build:extra_strict_warnings",
  74   "$dir_pw_toolchain/arm_clang:enable_float_printf",
  75 ]
  76
  77 pw_target_toolchain_lm3s6965evb_qemu = {
  78   _excluded_members = [
  79     "defaults",
  80     "name",
  81   ]
  82
  83   debug = {
  84     name = "lm3s6965evb_qemu_gcc_debug"
  85     _toolchain_base = pw_toolchain_arm_gcc.cortex_m3_debug
  86     forward_variables_from(_toolchain_base, "*", _excluded_members)
  87     defaults = {
  88       forward_variables_from(_toolchain_base.defaults, "*")
  89       forward_variables_from(_target_config, "*")
  90       default_configs += _gcc_target_default_configs
  91     }
  92   }
  93
  94   speed_optimized = {
  95     name = "lm3s6965evb_qemu_gcc_speed_optimized"
  96     _toolchain_base = pw_toolchain_arm_gcc.cortex_m3_speed_optimized
  97     forward_variables_from(_toolchain_base, "*", _excluded_members)
  98     defaults = {
  99       forward_variables_from(_toolchain_base.defaults, "*")
 100       forward_variables_from(_target_config, "*")
 101       default_configs += _gcc_target_default_configs
 102     }
 103   }
 104
 105   size_optimized = {
 106     name = "lm3s6965evb_qemu_gcc_size_optimized"
 107     _toolchain_base = pw_toolchain_arm_gcc.cortex_m3_size_optimized
 108     forward_variables_from(_toolchain_base, "*", _excluded_members)
 109     defaults = {
 110       forward_variables_from(_toolchain_base.defaults, "*")
 111       forward_variables_from(_target_config, "*")
 112       default_configs += _gcc_target_default_configs
 113     }
 114   }
 115
 116   debug_clang = {
 117     name = "lm3s6965evb_qemu_clang_debug"
 118     _toolchain_base = pw_toolchain_arm_clang.cortex_m3_debug
 119     forward_variables_from(_toolchain_base, "*", _excluded_members)
 120     defaults = {
 121       forward_variables_from(_toolchain_base.defaults, "*")
 122       forward_variables_from(_target_config, "*")
 123       default_configs += _clang_target_default_configs
 124     }
 125   }
 126
 127   speed_optimized_clang = {
 128     name = "lm3s6965evb_qemu_clang_speed_optimized"
 129     _toolchain_base = pw_toolchain_arm_clang.cortex_m3_speed_optimized
 130     forward_variables_from(_toolchain_base, "*", _excluded_members)
 131     defaults = {
 132       forward_variables_from(_toolchain_base.defaults, "*")
 133       forward_variables_from(_target_config, "*")
 134       default_configs += _clang_target_default_configs
 135     }
 136   }
 137
 138   size_optimized_clang = {
 139     name = "lm3s6965evb_qemu_clang_size_optimized"
 140     _toolchain_base = pw_toolchain_arm_clang.cortex_m3_size_optimized
 141     forward_variables_from(_toolchain_base, "*", _excluded_members)
 142     defaults = {
 143       forward_variables_from(_toolchain_base.defaults, "*")
 144       forward_variables_from(_target_config, "*")
 145       default_configs += _clang_target_default_configs
 146     }
 147   }
 148 }
 149
 150 # This list just contains the members of the above scope for convenience to make
 151 # it trivial to generate all the toolchains in this file via a
 152 # `generate_toolchains` target.
 153 pw_target_toolchain_lm3s6965evb_qemu_list = [
 154   pw_target_toolchain_lm3s6965evb_qemu.debug,
 155   pw_target_toolchain_lm3s6965evb_qemu.speed_optimized,
 156   pw_target_toolchain_lm3s6965evb_qemu.size_optimized,
 157   pw_target_toolchain_lm3s6965evb_qemu.debug_clang,
 158   pw_target_toolchain_lm3s6965evb_qemu.speed_optimized_clang,
 159   pw_target_toolchain_lm3s6965evb_qemu.size_optimized_clang,
 160 ]