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Re: device tree not the answer in the ARM world [was: Re: running ...

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James Courtier-Dutton writes: (Summary) PCI, USB, ACPI.
ARM is different and does not have this yet.
Also, so long as there is some way to uniquely identify the hardware with, for example a model number, quirks can be written into the software to handle special cases, and the config file identify which quirks need to be used.
As more and more hardware manufactures report their quirks and device drivers to the mainline kernel, the closer we will get to an automated process to boot new hardware.
There are already efforts around the ARM multi-platform where a single kernel can boot multiple ARM CPUs.
I suppose that ARM multi-platform will never cover all ARM CPUs, but the more it covers, the easier and cheaper it will be to work with new hardware and ARM.
Say, if a manufacturer has 20 different models of mobile phone out there, all based on ARM.
Currently, they need a different kernel for each one.

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