From mboxrd@z Thu Jan 1 00:00:00 1970 From: pavel@ucw.cz (Pavel Machek) Date: Thu, 26 Oct 2017 10:24:19 +0200 Subject: 4.13 (and probably all recent) kernels refuse to boot on one Nokia N950, work or another In-Reply-To: <20171026073236.25jwrnxjyej32pwg@pali> References: <20171025203459.GA22035@amd> <3dbb966f-c279-2c57-d3c2-98ca7c04accd@gmail.com> <20171026070815.GA20634@amd> <20171026072113.z5bqer7os62ckf3z@pali> <20171026072759.GC20634@amd> <20171026073236.25jwrnxjyej32pwg@pali> Message-ID: <20171026082419.GA5386@amd> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi! On Thu 2017-10-26 09:32:36, Pali Roh?r wrote: > On Thursday 26 October 2017 09:27:59 Pavel Machek wrote: > > Hi! > > > > On Thu 2017-10-26 09:21:13, Pali Roh?r wrote: > > > On Thursday 26 October 2017 09:08:15 Pavel Machek wrote: > > > > On Thu 2017-10-26 08:25:02, Filip Matijevi? wrote: > > > > > Last time I couldn't get output on serial I used CONFIG_DEBUG_LL, > > > > > CONFIG_DEBUG_OMAP3UART3, CONFIG_EARLY_PRINTK... and ignore_loglevel > > > > > earlyprintk kernel params to get output early enough - I guess you > > > > > already tried that. > > > > > > > > I realized I'm not getting output from the decompessor (even on "S" > > > > machine), and enabled that. > > > > > > That is because you have not enabled those EARLY PRINK or DEBUG LL. > > > Similar thing is needed for N900 and IIRC in some of my linux-n900 > > > branches I have config for it. Plus it needs patching some arch/arm > > > source files to make it working. > > > > Do you have a patch? That would be very useful. > > Yes, in v4.9-n900 branch, see: > https://github.com/pali/linux-n900/commit/66b22ba4132ca90f7efc3f9e8ece8d4b9adddcdc Thanks for a pointer; but I still don't see how this is supposed to work: arch/arm/include/debug/uncompress.h provides empty static inline void arch_decomp_setup(void) {} ...? Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 181 bytes Desc: Digital signature URL: