Quoting David Boddie (2022-01-08 22:17:22) > On Wed Jan 5 01:28:49 CET 2022, Paul Boddie wrote: > > Actually, a kind of dual personality system might address some of > > the general issues with vanilla Linux on smartphones, and I suspect > > that Linux alongside real-time components is a recognised > > architectural style for some kinds of devices.�� > > Since various SoCs started to include smaller cores along with the > bigger, more powerful ones > (https://en.wikipedia.org/wiki/ARM_big.LITTLE) it makes me wonder if > it wouldn't be possible to run a lightweight telephony-focused stack > on the low power core while running full-fat Linux on the high power > core. > > That way, the Linux side of things wouldn't even need to be aware of > how the telephony is done, and could interact with those components > using more familiar mechanisms, perhaps similar to ways two hosts on a > network might talk to each other.
Even current generation PinePhone might be made to run a (very) lightweight telephony-focused stack, on its embedded 32bit 300MHz AR100 processor. I maintain the needed compiler for Debian in package gcc-or1k-elf, and getting Linux compiled seems doable for someone with the skills (i.e. not me): https://linux-sunxi.org/AR100#Mainline_Kernel_Support - Jonas -- * Jonas Smedegaard - idealist & Internet-arkitekt * Tlf.: +45 40843136 Website: http://dr.jones.dk/ [x] quote me freely [ ] ask before reusing [ ] keep private
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