Edit Infobox Vita Homebrews: Psp2etoi Vita

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{{#seo: |title=Vita Homebrew Apps (System Tools) - GameBrew |title_mode=append |image=psp2etoivita.png |image_alt=psp2etoi }} This tool allows you to backup or edit the Unique Device Identifiers - ConsoleID and OpenPSID. The utility is also capable of dumping or flashing the [https://wiki.henkaku.xyz/vita/Ernie#NVS syscon S/NVS] that contains configuration data such as QA flags, management flags, boot flags and much more. '''Note:''' This tool is intended for advanced users only; a wrong configuration or program bug can lead to unrecoverable system corruption requiring a motherboard replacement. ==User guide== ===Prerequisites=== '''Recommended:''' * The target Playstation Vita/TV console should be running release firmware version 3.65 of type CEX/DEX/TOOL/CFT. * As a form of recovery the console should have enso_ex v5.0 installed and running. '''Required:''' * The target Playstation Vita/TV console must be running firmware version between (including) 3.60 and 3.74. * The console must have the taihenkaku CFW framework installed and running. * The psp2etoi.vpk app package should be installed via [[VitaShell]]. ===Creating a backup=== * Open the "psp2etoi" app. After accepting the disclaimer it will perform a selftest. * Select "Backup the current Unique...". It will create a backup of encrypted ConsoleID and OpenPSID. * Select "Dump the current device...". It will create a backup of the current device configuration and S/NVS. * Copy out the backup files from <code>ux0:data/psp2etoi/</code>. Store them in multiple copies on separate storages. ** <code>udi.bin</code> is the ConsoleID and OpenPSID in an encrypted format that can be directly written to idstorage. ** <code>output.cfg</code> is a psp2etoi configuration file containing all data that psp2etoi can modify. ** <code>nvs.bin</code> is a dump of the console's S/NVS. === Writing a custom configuration === * Refer to [https://github.com/SKGleba/psp2etoi/blob/main/CONFIGURATION.md the configuration manual]. ===Creating a custom configuration via psp2etoi=== * Clean the <code>ux0:data/psp2etoi/</code> directory. * Place a configuration file as <code>ux0:data/psp2etoi/input.req</code>. ** This configuration will serve as a "template" for the custom configuration. ** The configuration must have the <code>INPUT</code> tag set to <code>false</code>. * Open the "psp2etoi" app. After accepting the disclaimer it will perform a selftest. * Select "Create a custom...". It will parse the template and generate a matching configuration. * The custom configuration can be found in <code>ux0:data/psp2etoi/custom_input.cfg</code>. ===Installing a psp2etoi configuration=== * Clean the <code>ux0:data/psp2etoi/</code> directory. * Place the input configuration file as <code>ux0:data/psp2etoi/input.cfg</code>. ** If the configuration requires supplementary files put them there too. ** The input configuration must have the <code>INPUT</code> tag set to <code>true</code>. * Open the "psp2etoi" app. After accepting the disclaimer it will perform a selftest. * Select "Apply a custom...". It will parse the configuration file and show expected changes. * After confirming that the changes are correct press triangle to write the new configuration. ** A backup configuration file based on the input configuration will be written to <code>backup_input.cfg</code>. * You should copy out the <code>backup_</code> files and store them in multiple copies on separate storages. ** They can be used to revert changes made by the <code>input.cfg</code>. ===Notes=== * It is extremely easy to permanently "brick" your console using this tool, so be cautious. * You should only use this tool having understood how writing the desired configuration data impacts the device * Always double-check the input configuration file and the app's parser output before applying changes. * Bad ConsoleID type/sub-code should be recoverable with enso_ex v5, provided you have the backed-up <code>udi.bin</code>. ==Screenshots== {| style="width: 80%; margin-left:0em;" | https://dlhb.gamebrew.org/vitahomebrews/psp2etoivita-02.png https://dlhb.gamebrew.org/vitahomebrews/psp2etoivita-03.png https://dlhb.gamebrew.org/vitahomebrews/psp2etoivita-04.png |} ==Changelog== '''v1.0''' * First Release. ==Credits== * Team Molecule for taihenkaku, enso and the update_sm cmd 0x50002 heap overflow. * Princess-Of-Sleeping for help and various insights. * All the anonymous friends that tested psp2etoi on their devkits. * Henkaku wiki contributors. == External links == * GitHub - https://github.com/SKGleba/psp2etoi * Twitter- https://twitter.com/skgleba/status/1679590489866096640

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