samples: tflite-micro: add micro_speech application with OpenAMP on i.MX8MP #96657
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| cmake_minimum_required(VERSION 3.20.0) | ||
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| find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE}) | ||
| project(micro_speech_openamp) | ||
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| # These samples use local static initialization. Since Zephyr doesn't support the | ||
| # C++ ABI for thread-safe initialization of local statics and the constructors don't | ||
| # appear to require thread safety, we turn it off in the C++ compiler. | ||
| set(NO_THREADSAFE_STATICS $<TARGET_PROPERTY:compiler-cpp,no_threadsafe_statics>) | ||
| zephyr_compile_options($<$<COMPILE_LANGUAGE:CXX>:${NO_THREADSAFE_STATICS}>) | ||
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| # Define common paths | ||
| set(OPTIONAL_TFLITE_DIR $ENV{ZEPHYR_BASE}/../optional/modules/lib/tflite-micro/signal) | ||
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| file( | ||
| GLOB | ||
| app_sources | ||
| src/* | ||
| src/inference/* | ||
| ) | ||
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| target_include_directories( | ||
| app | ||
| PRIVATE | ||
| src | ||
| ${ZEPHYR_TFLITE_MICRO_MODULE_DIR}/signal | ||
| ${ZEPHYR_TFLITE_MICRO_MODULE_DIR}/signal/micro/kernels/ | ||
| ${ZEPHYR_TFLITE_MICRO_MODULE_DIR}/signal/src | ||
| ${LIBMETAL_INCLUDE_DIR} | ||
| ${OPENAMP_INCLUDE_DIR} | ||
| ${PLATFORM_DIR} | ||
| ) | ||
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| target_sources( | ||
| app | ||
| PRIVATE | ||
| ${app_sources} | ||
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| # Signal processing | ||
| ${OPTIONAL_TFLITE_DIR}/src/fft_auto_scale.cc | ||
| ${OPTIONAL_TFLITE_DIR}/src/max_abs.cc | ||
| ${OPTIONAL_TFLITE_DIR}/src/msb_32.cc | ||
| ${OPTIONAL_TFLITE_DIR}/src/energy.cc | ||
| ${OPTIONAL_TFLITE_DIR}/src/filter_bank.cc | ||
| ${OPTIONAL_TFLITE_DIR}/src/pcan_argc_fixed.cc | ||
| ${OPTIONAL_TFLITE_DIR}/src/filter_bank_log.cc | ||
| ${OPTIONAL_TFLITE_DIR}/src/log.cc | ||
| ${OPTIONAL_TFLITE_DIR}/src/filter_bank_spectral_subtraction.cc | ||
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| # Micro kernels | ||
| ${OPTIONAL_TFLITE_DIR}/micro/kernels/energy.cc | ||
| ${OPTIONAL_TFLITE_DIR}/micro/kernels/fft_auto_scale_common.cc | ||
| ${OPTIONAL_TFLITE_DIR}/micro/kernels/filter_bank_square_root_common.cc | ||
| ${OPTIONAL_TFLITE_DIR}/micro/kernels/filter_bank_spectral_subtraction.cc | ||
| ${OPTIONAL_TFLITE_DIR}/micro/kernels/filter_bank.cc | ||
| ${OPTIONAL_TFLITE_DIR}/micro/kernels/pcan.cc | ||
| ${OPTIONAL_TFLITE_DIR}/micro/kernels/filter_bank_log.cc | ||
| ) | ||
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| if ("${BOARD_ARCH}" STREQUAL "xtensa") | ||
| target_sources( | ||
| app | ||
| PRIVATE | ||
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| # Xtensa kernels | ||
| ${OPTIONAL_TFLITE_DIR}/micro/kernels/xtensa/fft_auto_scale_kernel.cc | ||
| ${OPTIONAL_TFLITE_DIR}/micro/kernels/xtensa/filter_bank_square_root.cc | ||
| ${OPTIONAL_TFLITE_DIR}/micro/kernels/xtensa/xtensa_square_root.S | ||
| ) | ||
| endif() | ||
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| @@ -0,0 +1,8 @@ | ||
| CONFIG_LOG_PRINTK=n | ||
| CONFIG_IPM_IMX_MAX_DATA_SIZE_16=n | ||
| CONFIG_IPM_IMX_MAX_DATA_SIZE_4=y | ||
| CONFIG_OPENAMP_WITH_DCACHE=y | ||
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| #vendor-specific resource table | ||
| CONFIG_OPENAMP_VENDOR_RSC_TABLE=y | ||
| CONFIG_OPENAMP_VENDOR_RSC_TABLE_FILE="nxp_resource_table.c" |
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| /* | ||
| * Copyright (c) 2023 NXP | ||
|
There was a problem hiding this comment. Copyright should be |
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| * | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| */ | ||
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| / { | ||
| chosen { | ||
| /* | ||
| * shared memory reserved for the inter-processor communication | ||
| */ | ||
| zephyr,ipc_shm = &dspsram3; | ||
| zephyr,ipc = &mailbox0; | ||
| }; | ||
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| dspsram3: memory@942f0000 { | ||
| compatible = "mmio-sram"; | ||
| reg = <0x942f0000 0x110000>; | ||
| }; | ||
| }; | ||
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| &mailbox0 { | ||
| status = "okay"; | ||
| }; | ||
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,21 @@ | ||
| # tflite | ||
| CONFIG_CPP=y | ||
| CONFIG_STD_CPP17=y | ||
| CONFIG_TENSORFLOW_LITE_MICRO=y | ||
| CONFIG_MAIN_STACK_SIZE=6144 # tflm arena size | ||
|
There was a problem hiding this comment. add the comment on top of the config: |
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| CONFIG_REQUIRES_FLOAT_PRINTF=y | ||
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| # rpmsg | ||
| CONFIG_KERNEL_BIN_NAME="micro_speech_openamp" | ||
| CONFIG_PRINTK=n | ||
| CONFIG_IPM=y | ||
| CONFIG_HEAP_MEM_POOL_SIZE=5120 # rpmsg buffers | ||
|
There was a problem hiding this comment. the same as above: I also believe this can be decreased, but didn't check which value is accepted |
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| CONFIG_OPENAMP=y | ||
| CONFIG_OPENAMP_RSC_TABLE_NUM_RPMSG_BUFF=8 | ||
| CONFIG_OPENAMP_RSC_TABLE=y | ||
| CONFIG_OPENAMP_MASTER=n | ||
| CONFIG_SHELL=n | ||
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| # logging | ||
| CONFIG_LOG=y | ||
| CONFIG_LOG_DEFAULT_LEVEL=3 | ||
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| sample: | ||
| description: Micro Speech OpenAMP Sample | ||
| name: micro speech openamp | ||
| common: | ||
| tags: tensorflow | ||
| modules: | ||
| - tflite-micro | ||
| harness: console | ||
| harness_config: | ||
| type: multi_line | ||
| ordered: false | ||
| regex: | ||
| - "Detected: (yes|no|silence|unknown)" | ||
| tests: | ||
| sample.tensorflow.micro_speech_openamp: | ||
| platform_allow: | ||
| - imx8mp_evk/mimx8ml8/adsp | ||
| integration_platforms: | ||
| - imx8mp_evk/mimx8ml8/adsp | ||
| tags: tensorflow, openamp, ipc, audio |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,9 @@ | ||
| CONFIG_LOG_PRINTK=n | ||
|
There was a problem hiding this comment. Remove all these snippets files. |
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| CONFIG_IPM_IMX_MAX_DATA_SIZE_16=n | ||
| CONFIG_IPM_IMX_MAX_DATA_SIZE_4=y | ||
| CONFIG_OPENAMP_WITH_DCACHE=y | ||
| CONFIG_SHELL=n | ||
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| #vendor-specific resource table | ||
| CONFIG_OPENAMP_VENDOR_RSC_TABLE=y | ||
| CONFIG_OPENAMP_VENDOR_RSC_TABLE_FILE="nxp_resource_table.c" | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,24 @@ | ||
| /* | ||
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| * Copyright 2024 NXP | ||
| * | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| */ | ||
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| / { | ||
| chosen { | ||
| /* | ||
| * shared memory reserved for the inter-processor communication | ||
| */ | ||
| zephyr,ipc_shm = &dspsram3; | ||
| zephyr,ipc = &mailbox0; | ||
| }; | ||
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| dspsram3: memory@942f0000 { | ||
| compatible = "mmio-sram"; | ||
| reg = <0x942f0000 0x110000>; | ||
| }; | ||
| }; | ||
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| &mailbox0 { | ||
| status = "okay"; | ||
| }; | ||
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,6 @@ | ||
| name: nxp-openamp-imx8-adsp | ||
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| boards: | ||
| /imx8qxp_mek\/mimx8qx6\/adsp|imx8qm_mek\/mimx8qm6\/adsp/: | ||
| append: | ||
| EXTRA_DTC_OVERLAY_FILE: nxp-openamp-imx8-adsp.overlay | ||
| EXTRA_CONF_FILE: nxp-openamp-imx8-adsp.conf | ||
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this should be
if("${ARCH}" STREQUAL "xtensa")