On Wed, Sep 26, 2012 at 12:05:01PM +0000, Arnd Bergmann wrote: > On Wednesday 26 September 2012, Russell King - ARM Linux wrote: > > That rubbishes the idea of a single kernel though, which is to give > > distros a single kernel image that they can boot on different ARM > > platforms. > > > > They want a single kernel binary that works everywhere, not one which > > they need to select the right binary to work on platform X. Yes, the > > internal uncompressed bulk may be the same, but it would require > > distros to carry around N different kernel images for N different > > platforms. > > Right. It still helps the distros ensure that they only have a single > configuration and a single binary to test, which I expect is their main > interest, but keeping multiple copies of the same binary with different > headers is a bit silly, I agree. > > On PowerPC, we have a similar problem, and the way that distros usually > deal with that is to do the final link of the zImage from the post-install > stage of their rpm or deb packages, depending on the platform they are > on. In the same stage, they also link in the newly created initrd and > the device tree blob if necessary. Wouldn't help to have a sort of generic console driver in the decompressor accepting some regs and masks provided by DT? This would fit most of the uarts around, would be totally generic and multi-platform friendly. Regards, Domenico -- To unsubscribe from this list: send the line "unsubscribe linux-tegra" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html