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| 1 | +# Matter Software Update with Infineon PSoC6 and OPTIGA™ Trust M example applications |
| 2 | + |
| 3 | +The Over The Air (OTA) Software Update functionality can be added to any of the |
| 4 | +Infineon PSoC6 example applications by passing the |
| 5 | +`chip_enable_ota_requestor=true` option to the build script. |
| 6 | + |
| 7 | +## Running the OTA Download scenario |
| 8 | + |
| 9 | +- An OTA Provider is a node that can respond to the OTA Requestors' queries |
| 10 | + about available software updates and share the update packages with them. An |
| 11 | + OTA Requestor is any node that needs to be updated and can communicate with |
| 12 | + the OTA Provider to fetch applicable software updates. In the procedure |
| 13 | + described below, the OTA Provider will be a Linux application and the |
| 14 | + example running on the Infineon PSoC6 board will work as the OTA Requestor. |
| 15 | + |
| 16 | +- On a Linux or Darwin platform build the chip-tool and the ota-provider-app |
| 17 | + as follows: |
| 18 | + |
| 19 | + This step can be ignored if Test Harness(Raspberry Pi) is used as OTA |
| 20 | + Provider. |
| 21 | + |
| 22 | + ``` |
| 23 | + scripts/examples/gn_build_example.sh examples/chip-tool out/ |
| 24 | + scripts/examples/gn_build_example.sh examples/ota-provider-app/linux out/debug chip_config_network_layer_ble=false |
| 25 | + ``` |
| 26 | + |
| 27 | +- Build the PSoC6 OTA Requestor application with OPTIGA™ Trust M from the |
| 28 | + connectedhomeip root dir: |
| 29 | + |
| 30 | + ``` |
| 31 | + $ scripts/build/build_examples.py --enable-flashbundle --target infineon-psoc6-lock-trustm-ota build |
| 32 | + $ third_party/infineon/psoc6/psoc6_sdk/ota/ota_base_build.sh out/infineon-psoc6-lock-trustm-ota chip-psoc6-lock-example |
| 33 | + ``` |
| 34 | + |
| 35 | + Note: In order for the Provider to successfully serve the image to a device |
| 36 | + during the OTA Software Update process the softwareVersion parameter in the |
| 37 | + Provider config file must be greater than the |
| 38 | + CHIP_DEVICE_CONFIG_DEVICE_SOFTWARE_VERSION parameter set in the |
| 39 | + application's CHIPProjectConfig.h file. |
| 40 | + |
| 41 | +* Build the PSoC6 OTA Update application with OPTIGA™ Trust M from the |
| 42 | + connectedhomeip root dir and create OTA file |
| 43 | + |
| 44 | + ``` |
| 45 | + $ scripts/build/build_examples.py --enable-flashbundle --no-log-timestamps --target infineon-psoc6-lock-trustm-ota-updateimage build |
| 46 | + $ third_party/infineon/psoc6/psoc6_sdk/ota/ota_update_build.sh out/infineon-psoc6-lock-trustm-ota-updateimage chip-psoc6-lock-example |
| 47 | + ``` |
| 48 | + |
| 49 | +* Additionally a pre-compiled bootloader must be flashed to the board using |
| 50 | + [Cypress Programmer](https://softwaretools.infineon.com/tools/com.ifx.tb.tool.cypressprogrammer). |
| 51 | + This image can be found at: |
| 52 | + |
| 53 | + $ ./third_party/infineon/psoc6/psoc6_sdk/ota/matter-psoc6-mcuboot-bootloader.hex |
| 54 | + |
| 55 | +* In a terminal start the Provider app passing to it the path to the Matter |
| 56 | + OTA file created in the previous step:(output of ota_update_build step) |
| 57 | + |
| 58 | + ``` |
| 59 | + rm -r /tmp/chip_* |
| 60 | + ./chip-ota-provider-app --discriminator 3840 --passcode 20202021 -f ../chip-psoc6-lock-example.ota |
| 61 | + ``` |
| 62 | + |
| 63 | +* In a separate terminal run the chip-tool commands to provision the Provider: |
| 64 | + |
| 65 | + ``` |
| 66 | + ./chip-tool pairing onnetwork-long 1 20202021 3840 |
| 67 | + ./chip-tool accesscontrol write acl '[{"fabricIndex": 1, "privilege": 5, "authMode": 2, "subjects": [112233], "targets": null}, {"fabricIndex": 1, "privilege": 3, "authMode": 2, "subjects": null, "targets": null}]' 1 0 |
| 68 | + ``` |
| 69 | + |
| 70 | + Note: If the application device had been previously commissioned press USER |
| 71 | + Button2 to factory-reset the device. |
| 72 | + |
| 73 | +* In the chip-tool terminal enter: |
| 74 | + |
| 75 | + ``` |
| 76 | + ./chip-tool pairing ble-wifi 2 <WIFI_SSID> <WIFI_PASSWORD> 20202021 3840 |
| 77 | + ``` |
| 78 | + |
| 79 | +* Once the commissioning process completes enter: |
| 80 | + |
| 81 | + ``` |
| 82 | + ./chip-tool otasoftwareupdaterequestor announce-ota-provider 1 0 0 0 2 0 |
| 83 | + ``` |
| 84 | + |
| 85 | +* The application device will connect to the Provider and start the image |
| 86 | + download. Status of the transfer can be monitored in the OTA Provider |
| 87 | + terminal. Once the image is downloaded the device will reboot into the |
| 88 | + downloaded image. |
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