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Microsoft Lumia 640 (microsoft-dempsey): Difference between revisions

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m See also: removed 404-link
Contributors: Device broke, might get a new one though.
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== Contributors ==
== Contributors ==
* [[User:Maxnet|Maxnet]]
* [[User:Maxnet|Maxnet]]
* [[User:WolfLink115|WolfLink115]]


== Users owning this device ==
== Users owning this device ==

Revision as of 08:08, 23 August 2021

This device is marked as not booting.
Status: started some research
Microsoft Lumia 640 Dual SIM
No image yet
No image yet
Manufacturer Microsoft
Name Lumia 640 Dual SIM
Codename microsoft-dempsey
Released 2015
Hardware
Chipset Qualcomm MSM8926 Snapdragon 400 (28 nm)
CPU Quad-core 1.2 GHz Cortex-A7
GPU Adreno 305
Display IPS LCD capacitive touchscreen, 16M colors 5.0 inches, 68.9 cm2 (~67.6% screen-to-body ratio) 720 x 1280 pixels, 16:9 ratio (~294 ppi density) Corning Gorilla Glass 3 ClearBlack display
Storage 8GB
Memory 1GB RAM
Architecture armv7
Software
Original software Microsoft Windows Phone 8.1
postmarketOS
Category testing
Pre-built images no


Contributors

Users owning this device


Random thoughts

Mainline linux with Bartosz Dudziak's patches and a simple dts actually boots on it now (uart, emmc and sd card works): https://github.com/Dominduchami/linux

Here's a nice guide written by Wolf Link which explains how to do it : How to compile and install edk2 : https://github.com/WolfLink115/Lumia830Pkg#how-to-compile How to boot linux : https://github.com/WolfLink115/Lumia830Pkg#how-to-boot-linux-from-emmc-on-lumia-640

See also