# Copyright (c) Meta Platforms, Inc. and affiliates.
# All rights reserved.
#
# This source code is licensed under the BSD-style license found in the
# LICENSE file in the root directory of this source tree.

# Set the minimum required version of CMake for this project.
cmake_minimum_required(VERSION 3.10)

if(NOT CMAKE_CXX_STANDARD)
  set(CMAKE_CXX_STANDARD 17)
endif()

# Set the project name.
project(cadence_executorch_example)

# Source root directory for executorch.
if(NOT EXECUTORCH_ROOT)
  set(EXECUTORCH_ROOT ${CMAKE_CURRENT_SOURCE_DIR}/../..)
endif()

include(${EXECUTORCH_ROOT}/build/Utils.cmake)

if(NOT PYTHON_EXECUTABLE)
  resolve_python_executable()
endif()

# Let files say "include <executorch/path/to/header.h>".
set(_common_include_directories ${EXECUTORCH_ROOT}/..)

# Find prebuilt executorch lib
find_package(executorch CONFIG REQUIRED)

add_compile_options(
  -DSDK_DEBUGCONSOLE=1
  -DSERIAL_PORT_TYPE_UART=1
  -DDEBUG_CONSOLE_RX_ENABLE=0
  -DDEBUG
  -DCPU_MIMXRT685SFVKB_dsp
  -DMCUXPRESSO_SDK
  -g
  -O0
  -Wall
  -fsigned-char
  -Wno-missing-braces
  -fmessage-length=0
  -DPRINTF_FLOAT_ENABLE=1
)

if(NOT DEFINED NXP_SDK_ROOT_DIR)
  message(FATAL_ERROR "NXP_SDK_ROOT_DIR is not set")
endif()

# lint_cmake: -linelength
set(SOURCES
    ${NXP_SDK_ROOT_DIR}/components/lists/fsl_component_generic_list.c
    ${NXP_SDK_ROOT_DIR}/components/uart/fsl_adapter_usart.c
    ${NXP_SDK_ROOT_DIR}/devices/MIMXRT685S/drivers/fsl_clock.c
    ${NXP_SDK_ROOT_DIR}/devices/MIMXRT685S/drivers/fsl_common.c
    ${NXP_SDK_ROOT_DIR}/devices/MIMXRT685S/drivers/fsl_common_dsp.c
    ${NXP_SDK_ROOT_DIR}/devices/MIMXRT685S/drivers/fsl_flexcomm.c
    ${NXP_SDK_ROOT_DIR}/devices/MIMXRT685S/drivers/fsl_gpio.c
    ${NXP_SDK_ROOT_DIR}/devices/MIMXRT685S/drivers/fsl_mu.c
    ${NXP_SDK_ROOT_DIR}/devices/MIMXRT685S/drivers/fsl_reset.c
    ${NXP_SDK_ROOT_DIR}/devices/MIMXRT685S/drivers/fsl_usart.c
    ${NXP_SDK_ROOT_DIR}/devices/MIMXRT685S/system_MIMXRT685S_dsp.c
    ${NXP_SDK_ROOT_DIR}/devices/MIMXRT685S/utilities/debug_console_lite/fsl_assert.c
    ${NXP_SDK_ROOT_DIR}/devices/MIMXRT685S/utilities/debug_console_lite/fsl_debug_console.c
    ${NXP_SDK_ROOT_DIR}/boards/evkmimxrt685/dsp_examples/mu_polling/dsp/board_hifi4.c
    ${NXP_SDK_ROOT_DIR}/boards/evkmimxrt685/dsp_examples/mu_polling/dsp/pin_mux.c
    ${NXP_SDK_ROOT_DIR}/devices/MIMXRT685S/utilities/str/fsl_str.c
)

add_library(dsp_mu_polling_libs STATIC ${SOURCES})

target_include_directories(
  dsp_mu_polling_libs
  PUBLIC ${NXP_SDK_ROOT_DIR}
         ${NXP_SDK_ROOT_DIR}/components/uart
         ${NXP_SDK_ROOT_DIR}/devices/MIMXRT685S/drivers
         ${NXP_SDK_ROOT_DIR}/devices/MIMXRT685S/utilities/debug_console_lite
         ${NXP_SDK_ROOT_DIR}/components/lists
         ${NXP_SDK_ROOT_DIR}/devices/MIMXRT685S
         ${NXP_SDK_ROOT_DIR}/CMSIS/Core/Include
         ${NXP_SDK_ROOT_DIR}/devices/MIMXRT685S/utilities/str
         ${NXP_SDK_ROOT_DIR}/boards/evkmimxrt685/dsp_examples/mu_polling/dsp
)

add_library(extension_runner_util STATIC IMPORTED)
set_property(
  TARGET extension_runner_util
  PROPERTY
    IMPORTED_LOCATION
    "${CMAKE_CURRENT_LIST_DIR}/../../cmake-out/extension/runner_util/libextension_runner_util.a"
)

add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/hifi/operators)
add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/hifi/kernels)

# Generate the model header file
add_custom_command(
  OUTPUT ${CMAKE_BINARY_DIR}/model_pte.h
  COMMAND ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_LIST_DIR}/utils/gen_header.py
          --model_path ${MODEL_PATH} --header_output_path ${CMAKE_BINARY_DIR}
  COMMENT "Converting .pte model to header file..."
  DEPENDS ${CMAKE_CURRENT_LIST_DIR}/utils/gen_header.py
)

add_custom_target(gen_model_header DEPENDS ${CMAKE_BINARY_DIR}/model_pte.h)

add_executable(cadence_executorch_example executor_runner.cpp)
add_dependencies(cadence_executorch_example gen_model_header)

# lint_cmake: -linelength
target_include_directories(
  cadence_executorch_example PUBLIC ${ROOT_DIR}/.. ${CMAKE_BINARY_DIR}
                                    ${_common_include_directories}
)

target_link_options(
  cadence_executorch_example PRIVATE
  -mlsp=${NXP_SDK_ROOT_DIR}/devices/MIMXRT685S/xtensa/min-rt
)
target_link_libraries(
  cadence_executorch_example dsp_mu_polling_libs cadence_ops_lib
  extension_runner_util executorch
)

add_custom_command(
  TARGET cadence_executorch_example
  POST_BUILD
  COMMAND
    ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_LIST_DIR}/utils/post_compilation.py
    ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME} ${CMAKE_BINARY_DIR}
  COMMENT
    "Generating .bin files that can be used to flash the DSP with. Copy over
    the dsp_text_release.bin and dsp_data_release.bin that are generated into
    your NXP MCUXpresso IDE workspace and flash the DSP with these binaries."
    DEPENDS
    ${CMAKE_CURRENT_LIST_DIR}/utils/post_compilation.py
)