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Telit GE910 support added into ModemManager

Posted by on Ott 23, 2016 in Android, AOSP, development, kernel, Linux, ModemManager, RIL, Telit |

A few weeks ago Telit GE910 support has been added into ModemManager (mm-1-6 branch and master). The GE910 is a 2.5G cellular module (4 Bands GSM | GPRS: 850 / 900 / 1800 / 1900 MHz, GPRS class 10) designed to be fully compatible with Telit’s HSPA and EV-DO products, using the same connector-less xE910 unified form factor family. Telit GE910 is avaliable...

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How to enable the PUK insertion panel in AOSP RIL

Posted by on Set 25, 2016 in Android, AOSP, development, RIL |

I’m moving forward on my native AOSP RIL library development: after having solved the Pin Lock State issue, I’m now facing a problem with PUK insertion. When the SIM requires PIN insertion, after all the PIN retries have been consumed, the GUI keeps staying in PIN request mode: no PUK panel is shown, so it is impossible to unlock the SIM card....

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How to manage properly the Pin Lock State in AOSP RIL

Posted by on Set 18, 2016 in Android, AOSP, development, RIL |

I’m currently developing the native AOSP RIL library (Android 5 and 6) for a modem of mine. While adding the code to manage the Pin Lock State I faced a puzzling problem: no matter what I wrote in the native RIL library, the Pin Service State in the Settings GUI was always wrong. Time to go through the Java code… AOSP RIL and the wrong Pin Lock...

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Hikey 96: how to enable phone feature in Android 6

Posted by on Set 4, 2016 in Android, AOSP, development, Linux |

I finally received my Hikey 96 board from Lemaker and I’m currently in the process of adding the phone feature to the AOSP build: let’s see how easy it will be… The Hikey 96 Board The HiKey board was the first board to be certified 96Boards Consumer Edition compatible: mine is the one from Lemaker. If you are wondering what 96Boards...

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mixin Intel AOSP mechanism with Minnowboard Max

Posted by on Apr 3, 2016 in Android, AOSP, development |

When building Android AOSP, it is a common need to customize the build for adding files, libraries, services, properties (and other) to the Android device. Intel created a very convenient way for doing this kind of customizations: they called it mixin. Let’see how customizing the build is easy with this system. This tutorial is based on the Intel...

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Dir and files permissions in the AOSP filesystem

Posted by on Mar 26, 2016 in Android, AOSP |

I’m currently working on the native part of Android using the 5.x AOSP release made by Intel for the Minnowboard MAX. During one of my activities I had the need to put a shell script inside a directory of the system root. Since most of the AOSP filesystem is mounted as read only, my question was: How are directories and files permissions set in the...

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