| # Copyright 2023 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("$dir_pigweed/third_party/ambiq/ambiq.gni") |
| import("$dir_pw_build/error.gni") |
| import("$dir_pw_build/linker_script.gni") |
| import("$dir_pw_build/target_types.gni") |
| import("$dir_pw_cpu_exception/backend.gni") |
| import("$dir_pw_docgen/docs.gni") |
| import("$dir_pw_malloc/backend.gni") |
| import("$dir_pw_system/backend.gni") |
| import("$dir_pw_toolchain/generate_toolchain.gni") |
| import("target_toolchains.gni") |
| |
| generate_toolchains("target_toolchains") { |
| toolchains = pw_target_toolchain_apollo4_list |
| } |
| |
| pw_build_assert("check_ambiq_product_defined") { |
| condition = pw_third_party_ambiq_PRODUCT == "apollo4p" || |
| pw_third_party_ambiq_PRODUCT == "apollo4b" |
| message = "Build argument pw_third_party_ambiq_PRODUCT must be one of " + |
| "the following values: 'apollo4p' or 'apollo4b'." |
| visibility = [ ":*" ] |
| } |
| |
| config("disable_warnings") { |
| cflags = [ "-Wno-undef" ] |
| visibility = [ ":*" ] |
| } |
| |
| config("pw_malloc_active") { |
| if (pw_malloc_BACKEND != "") { |
| defines = [ "PW_MALLOC_ACTIVE=1" ] |
| } else { |
| defines = [ "PW_MALLOC_ACTIVE=0" ] |
| } |
| } |
| |
| config("pw_system_active") { |
| if (pw_system_TARGET_HOOKS_BACKEND != "") { |
| ldflags = [ |
| "-Wl,--defsym=SysTick_Handler=xPortSysTickHandler", |
| "-Wl,--defsym=PendSV_Handler=xPortPendSVHandler", |
| "-Wl,--defsym=SVC_Handler=vPortSVCHandler", |
| ] |
| } |
| } |
| |
| config("pw_cpu_exception_active") { |
| if (pw_cpu_exception_ENTRY_BACKEND != "") { |
| ldflags = [ |
| "-Wl,--defsym=HardFault_Handler=pw_cpu_exception_Entry", |
| "-Wl,--defsym=MemManage_Handler=pw_cpu_exception_Entry", |
| "-Wl,--defsym=BusFault_Handler=pw_cpu_exception_Entry", |
| "-Wl,--defsym=UsageFault_Handler=pw_cpu_exception_Entry", |
| "-Wl,--defsym=NMI_Handler=pw_cpu_exception_Entry", |
| ] |
| } |
| } |
| |
| if (current_toolchain != default_toolchain) { |
| pw_source_set("boot") { |
| public_configs = [ ":pw_malloc_active" ] |
| |
| all_dependent_configs = [ |
| ":pw_system_active", |
| ":pw_cpu_exception_active", |
| ] |
| |
| public_deps = [ "$dir_pw_third_party/ambiq:sdk" ] |
| |
| deps = [ |
| ":check_ambiq_product_defined", |
| "$dir_pw_boot", |
| "$dir_pw_boot_cortex_m", |
| "$dir_pw_preprocessor", |
| "$dir_pw_sys_io_ambiq_sdk", |
| ] |
| |
| if (pw_malloc_BACKEND != "") { |
| deps += [ "$dir_pw_malloc" ] |
| } |
| |
| sources = [ |
| "boot.cc", |
| "vector_table.c", |
| ] |
| } |
| } |
| |
| pw_doc_group("target_docs") { |
| sources = [ "target_docs.rst" ] |
| } |