[ASR] generate OTA image automatically (#27211)

* [ASR] generate OTA image automatically and update README

* rename ota image action

examples/ota-requestor-app/asr/README.md

@@ -30,19 +30,23 @@ guides to get started
 
 ## Testing the example
 
-- Make OTA image: Taking lighting-app as an example, light project must
- compiled before this operation:
+- After building a application, `*ota.bin` will generated automatically in the
+ output directory.
+
+- Use
+ [ota_image_tool](https://github.com/project-chip/connectedhomeip/blob/master/src/app/ota_image_tool.py)
+ to generate the Matter OTA image. This tool can be used as follows, make
+ sure the softwareVersion parameter must be greater than the
+ `CHIP_DEVICE_CONFIG_DEVICE_SOFTWARE_VERSION` parameter set in the
+ application's CHIPProjectConfig.h file.
 
  ```
- third_party/asr/asr582x/asr_sdk/tools/otaImage/image_gen_header out/asr-asr582x-lighting/chip-asr-lighting-example.bin flash_remapping
+ ./src/app/ota_image_tool.py create -v <Vendor ID> -p <Product ID> -vn 2 -vs "2.0" -da sha256 application_ota.bin matter_firmware_ota.bin
  ```
 
- After that, `chip-asr-lighting-example.ota.bin` will generated in the
- directory `./out/asr-asr582x-lighting/`.
-
 - Run the Linux OTA Provider with OTA image.
  ```
- ./chip-ota-provider-app -f chip-asr-lighting-example.ota.bin
+ ./chip-ota-provider-app -f matter_firmware_ota.bin
  ```
 - OTA Provider commissioning in another Linux terminal.
  ```
@@ -57,5 +61,5 @@ guides to get started
 - After OTA Requestor commissioning is successful, use `chip-tool` to inform
  OTA Provider to send OTA image to OTA Requestor.
  ```
- ./chip-tool otasoftwareupdaterequestor announce-ota-provider 1 0 0 0 <OTA REQUESTOR APP NODE ID> 0
+ ./chip-tool otasoftwareupdaterequestor announce-otaprovider 1 0 0 0 <OTA REQUESTOR APP NODE ID> 0
  ```

third_party/asr/asr_executable.gni

@@ -25,18 +25,54 @@ template("asr_executable") {
 
  if (asr_ic_family == "asr595x") {
  objcopy = "${asr_toolchain_root}riscv-asr-elf-objcopy"
- } else if (asr_ic_family == "asr582x") {
- objcopy = "${asr_toolchain_root}arm-none-eabi-objcopy"
  } else {
- objcopy = "objcopy"
+ objcopy = "${asr_toolchain_root}arm-none-eabi-objcopy"
  }
 
- #Copy flashing dependencies to the output directory so that the output
- #is collectively self-contained; this allows flashing to work reliably
- #even if the build and flashing steps take place on different machines
- #or in different containers.
-
- flashable_executable(target_name) {
+ flash_target_name = target_name + ".flash_executable"
+ flashbundle_name = "${target_name}.flashbundle.txt"
+ flashable_executable(flash_target_name) {
  forward_variables_from(invoker, "*")
  }
+
+ action("generate_ota_image") {
+ script = "${build_root}/gn_run_binary.py"
+
+ outputs = [ "${root_out_dir}/${output_base_name}_ota.bin" ]
+
+ if (asr_ic_family == "asr595x") {
+ gen_ota_tool = "${asr_sdk_build_root}/asr_sdk/tools/image_gen_header/image_gen_header"
+ } else {
+ gen_ota_tool =
+ "${asr_sdk_build_root}/asr_sdk/tools/otaImage/image_gen_header"
+ }
+
+ _ota_tool_path = rebase_path(gen_ota_tool, root_build_dir)
+
+ if (asr_ic_family == "asr595x") {
+ args = [
+ _ota_tool_path,
+ "${root_out_dir}/${objcopy_image_name}",
+ "-d",
+ "LEGA_A0V2",
+ "-b",
+ "REMAPPING",
+ ]
+ } else {
+ args = [
+ _ota_tool_path,
+ "${root_out_dir}/${objcopy_image_name}",
+ "flash_remapping",
+ ]
+ }
+
+ deps = [ ":$flash_target_name" ]
+ }
+
+ group(target_name) {
+ deps = [
+ ":$flash_target_name",
+ ":generate_ota_image",
+ ]
+ }
 }