On Wed, 2014-03-19 at 20:33 +0100, Karsten Merker wrote: > On Wed, Mar 19, 2014 at 08:41:28AM +0000, Ian Campbell wrote: > > On Tue, 2014-03-18 at 22:19 +0100, Karsten Merker wrote: > > > > I am working on updating the installation guide for Jessie and > > > have a few questions regarding armel/armhf platform support in > > > Jessie. > > > > > > As far as I can see, the mx5 kernel flavor from Wheezy/armhf is > > > gone in Jessie and has been replaced by i.mx5x support in the > > > armmp kernel. Is this correct? > > > > Yes. > > > > > If yes, it appears to me that we would need to update the > > > flash-kernel machine database, which still refers to > > > "Kernel-Flavors: mx5" for the Freescale MX53 LOCO, the Genesi > > > Efika Smartbook and the Genesi EfikaMX nettop. > > > > Hrm. Yes. I've just s/Kernel-Flavors: mx5/Kernel-Flavors: armmp mx5/g > > in git. I don't have any mx5 hardware so someone please confirm or deny. > > Thanks! > > Does anybody know whether the u-boot on the Freescale MX53 LOCO > board supports booting with a seperate dtb or whether the dtb has > to be appended to the kernel image? I don't know I'm afraid. > If the latter, we would have > to also add a "DTB-Append" to the machine entry. Correct. > I have tried to gather information about the two Efika systems. > As far as I could find out, there seems to be no devicetree for > them. The old-style board support code has been removed from the > kernel in october 2012, but grepping arch/arm/boot/dts for Genesi > and Efika does not give any hits and a websearch has also > provided no devicetree files for them. Strange that the board files were removed without replacement. It might be worth mailing the author of the removal patch to find out what is going on. [...] > The installer currently builds a set of images for the efikamx > target (in debian-installer/installer/build/config/armhf/armmp). > If these systems are no longer supported, those image builds > should be disabled. CC-ing debian-boot for this. IIRC Hector has something to do with these. > [...] > I have added a notice to the installation guide about the > possibility (and limitations) of using d-i on "unsupported" > systems for which the armmp kernel has enough hardware support > and a devicetree file is available. Sounds good (nb: I've not looked at the actual text) > Another system question - the d-i alpha 1 announcement states: > > > Hardware support changes > > ======================== > > [snip] > > * armhf: The armmp flavour has been added; it covers both mx5 and > > vexpress. > > Because of this I was going to list the versatile express as > supported platform in the installation guide, but I have stumbled > over the fact that it is not listed in the flash-kernel machine > database, which makes me wonder about its status. Can anybody > shed some light on this? AFAIU vexpress does not boot via u-boot and has it's own "special" firmware. Therefore I don't think flash-kernel support is possible/needed. Ian.
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