| # 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. |
| |
| import("//build_overrides/pigweed.gni") |
| |
| import("$dir_pw_boot/backend.gni") |
| import("$dir_pw_build/linker_script.gni") |
| import("$dir_pw_build/target_types.gni") |
| import("$dir_pw_docgen/docs.gni") |
| |
| declare_args() { |
| # This list should contain the necessary defines for setting pw_boot linker |
| # script memory regions. |
| pw_boot_cortex_m_LINK_CONFIG_DEFINES = [] |
| |
| # The pw_linker_script that should be used for the target. |
| pw_boot_cortex_m_LINKER_SCRIPT = ":cortex_m_linker_script" |
| } |
| |
| if (pw_boot_BACKEND == "$dir_pw_boot_cortex_m:armv7m" || |
| pw_boot_BACKEND == "$dir_pw_boot_cortex_m:armv8m") { |
| config("default_config") { |
| include_dirs = [ "public" ] |
| } |
| |
| pw_linker_script("cortex_m_linker_script") { |
| # pw_boot_cortex_m_LINK_CONFIG_DEFINES is a list of defines provided by the |
| # target. |
| defines = pw_boot_cortex_m_LINK_CONFIG_DEFINES |
| linker_script = "basic_cortex_m.ld" |
| } |
| } |
| |
| if (pw_boot_BACKEND == "$dir_pw_boot_cortex_m:armv7m") { |
| pw_source_set("armv7m") { |
| defines = [ "PW_BOOT_CORTEX_M_ARMV7M" ] |
| public_configs = [ ":default_config" ] |
| public = [ "public/pw_boot_cortex_m/boot.h" ] |
| public_deps = [ "$dir_pw_preprocessor" ] |
| deps = [ |
| "$dir_pw_boot:facade", |
| pw_boot_cortex_m_LINKER_SCRIPT, |
| ] |
| sources = [ "core_init.c" ] |
| } |
| } |
| |
| if (pw_boot_BACKEND == "$dir_pw_boot_cortex_m:armv8m") { |
| pw_source_set("armv8m") { |
| defines = [ "PW_BOOT_CORTEX_M_ARMV8M" ] |
| public_configs = [ ":default_config" ] |
| public = [ "public/pw_boot_cortex_m/boot.h" ] |
| public_deps = [ "$dir_pw_preprocessor" ] |
| deps = [ |
| "$dir_pw_boot:facade", |
| pw_boot_cortex_m_LINKER_SCRIPT, |
| ] |
| sources = [ "core_init.c" ] |
| } |
| } |
| |
| pw_doc_group("docs") { |
| sources = [ "docs.rst" ] |
| } |