Hello Guillaume, On Tue, Sep 1, 2015 at 11:17 AM, Guillaume Gardet <guillaume.gar...@free.fr> wrote: > > > Le 31/08/2015 16:39, Misha Komarovskiy a écrit : >> >> Hello Guillaume, >> >> On Mon, Aug 31, 2015 at 5:08 PM, Guillaume Gardet >> <guillaume.gar...@free.fr> wrote: >>> >>> Hi, >>> >>> Le 17/08/2015 17:41, Guillaume Gardet a écrit : >>>> >>>> Yes, this the way to do. >>>> >>>> Please patch lpae, default and vanilla to be consistent across configs. >>> >>> >>> >>> The patched kernel reached Factory/Tumbleweed but there is still a black >>> screen! :( >>> >> Are you sure it is included? I see 4.1.5 version in >> http://download.opensuse.org/ports/armv7hl/factory/repo/oss/suse/armv7hl/ >> And my patch was applied to Kernel:stable after 4.1.6 patch. > > > Yes, I can see: kernel-lpae-4.1.6-2.1.armv7hl.rpm in this repo and in the > build log of JeOS-chromebook image, it is the same version. >
You are right. Kernel is fine now, but but required modules won't auto load even with force_drivers 8( If i run dracut -f manually output is: line 2: force_drivers: command not found but this fix worked for me before, maybe something changed in dracut itself? > > Guillaume > > > >> >>> The boot (and reboot) problem is fixed with latest image. >>> >>> >>> Guillaume >>> >>> >>>> >>>> Guillaume >>>> >>>> >>>> Le 17/08/2015 17:27, Misha Komarovskiy a écrit : >>>>> >>>>> I can send patch to opensuse-kernel ml if thats suitable, this way is >>>>> described on the wiki >>>>> >>>>> >>>>> https://en.opensuse.org/openSUSE:Kernel_git#Submitting_your_changes_to_the_kernel_team >>>>> What do you think is patch for lpae enough or better add default and >>>>> vanilla also? >>>>> --- >>>>> Best Regards, >>>>> Misha Komarovskiy >>>>> zombahatgmaildotcom >>>>> >>>>> >>>>> On Mon, Aug 17, 2015 at 5:59 PM, Guillaume Gardet >>>>> <guillaume.gar...@free.fr> wrote: >>>>>> >>>>>> Thanks. >>>>>> >>>>>> Could you submit your patch to stable branch for default, lpae and >>>>>> vanilla >>>>>> flavours, please? >>>>>> >>>>>> Patches against master branch should follow once git repo fixed. >>>>>> >>>>>> >>>>>> Guillaume >>>>>> >>>>>> >>>>>> Le 17/08/2015 16:07, Misha Komarovskiy a écrit : >>>>>>> >>>>>>> My patch in attach >>>>>>> --- >>>>>>> Best Regards, >>>>>>> Misha Komarovskiy >>>>>>> zombahatgmaildotcom >>>>>>> >>>>>>> >>>>>>> On Mon, Aug 17, 2015 at 4:13 PM, Guillaume Gardet >>>>>>> <guillaume.gar...@free.fr> wrote: >>>>>>>> >>>>>>>> Perfect! >>>>>>>> >>>>>>>> I submitted an update request to include it: >>>>>>>> https://build.opensuse.org/request/show/323645 >>>>>>>> >>>>>>>> We still need to update our kernel config to disable exynos IOMMU. >>>>>>>> But >>>>>>>> kernel repo is currently broken for master. >>>>>>>> Could send your config patch against stable kernel (4.1), please? >>>>>>>> >>>>>>>> >>>>>>>> Guillaume >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> Le 17/08/2015 14:31, Misha Komarovskiy a écrit : >>>>>>>>> >>>>>>>>> Adding them with force_drivers do the trick. >>>>>>>>> --- >>>>>>>>> Best Regards, >>>>>>>>> Misha Komarovskiy >>>>>>>>> zombahatgmaildotcom >>>>>>>>> >>>>>>>>> >>>>>>>>> On Mon, Aug 17, 2015 at 3:09 PM, Guillaume Gardet >>>>>>>>> <guillaume.gar...@free.fr> wrote: >>>>>>>>>> >>>>>>>>>> You do not need to modify your kernel for that. >>>>>>>>>> Remove your /etc/modules-load.d/ file to get back in non-auto >>>>>>>>>> loading. >>>>>>>>>> >>>>>>>>>> Open the file '/etc/dracut.conf.d/exynos_modules.conf' and add the >>>>>>>>>> following >>>>>>>>>> line: >>>>>>>>>> add_drivers += "cros_ec_devs ptn3460 pwm-samsung" >>>>>>>>>> >>>>>>>>>> Then recreate your initrd with: >>>>>>>>>> dracut -f >>>>>>>>>> and reboot. >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> If it does not help, replace: >>>>>>>>>> add_drivers += "cros_ec_devs ptn3460 pwm-samsung" >>>>>>>>>> by: >>>>>>>>>> force_drivers += "cros_ec_devs ptn3460 pwm-samsung" >>>>>>>>>> >>>>>>>>>> Then recreate your initrd with: >>>>>>>>>> dracut -f >>>>>>>>>> and reboot. >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> Guillaume >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> Le 17/08/2015 14:04, Misha Komarovskiy a écrit : >>>>>>>>>>> >>>>>>>>>>> I made test on already installed image. Connected with usb >>>>>>>>>>> network >>>>>>>>>>> dongle, cloned kernel-source git, made sequence-patch to 4.1 >>>>>>>>>>> source, >>>>>>>>>>> copied modified lpae kernel config then booted >>>>>>>>>>> resulting kernel. >>>>>>>>>>> This extra modules i tried to add to /etc/modules-load.d/ and >>>>>>>>>>> system >>>>>>>>>>> start fine this way without manual modprobing, but this is not >>>>>>>>>>> same >>>>>>>>>>> as >>>>>>>>>>> dracut config as i understand. >>>>>>>>>>> >>>>>>>>>>> I never tried to branch kernel-source repo on obs to create >>>>>>>>>>> custom >>>>>>>>>>> config, i can make this test also if you can give me please some >>>>>>>>>>> directions on how to properly create modified kernel branch. >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> --- >>>>>>>>>>> Best Regards, >>>>>>>>>>> Misha Komarovskiy >>>>>>>>>>> zombahatgmaildotcom >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> On Mon, Aug 17, 2015 at 2:53 PM, Guillaume Gardet >>>>>>>>>>> <guillaume.gar...@free.fr> wrote: >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> Le 17/08/2015 13:30, Misha Komarovskiy a écrit : >>>>>>>>>>>>> >>>>>>>>>>>>> Just tested lpae config without CONFIG_EXYNOS_IOMMU on snow, >>>>>>>>>>>>> system >>>>>>>>>>>>> boots with black screen same, >>>>>>>>>>>>> then modprobe cros_ec_devs, ptn3460, pwm-samsung makes panel >>>>>>>>>>>>> start >>>>>>>>>>>>> to >>>>>>>>>>>>> work without kernel panic. >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> Thanks for your tests. >>>>>>>>>>>> Could you add thoses modules to >>>>>>>>>>>> /etc/dracut.conf.d/exynos_modules.conf >>>>>>>>>>>> with >>>>>>>>>>>> the new line: >>>>>>>>>>>> add_drivers += "cros_ec_devs ptn3460 pwm-samsung" >>>>>>>>>>>> >>>>>>>>>>>> and recreate initrd with dracut and check if it boots fine? >>>>>>>>>>>> >>>>>>>>>>>> If it does not work, try 'force_drivers+=' instead of >>>>>>>>>>>> 'add_drivers >>>>>>>>>>>> +=' >>>>>>>>>>>> and >>>>>>>>>>>> recreate initrd. >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> Guillaume >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>>> --- >>>>>>>>>>>>> Best Regards, >>>>>>>>>>>>> Misha Komarovskiy >>>>>>>>>>>>> zombahatgmaildotcom >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> On Mon, Aug 17, 2015 at 12:01 PM, Misha Komarovskiy >>>>>>>>>>>>> <zom...@gmail.com> >>>>>>>>>>>>> wrote: >>>>>>>>>>>>>> >>>>>>>>>>>>>> Hello Guillaume, >>>>>>>>>>>>>> I tested both exynos_defconfig and multi_v7_defconfig, they >>>>>>>>>>>>>> work >>>>>>>>>>>>>> fine. >>>>>>>>>>>>>> But ill test lpae config without EXYNOS_IOMMU today and will >>>>>>>>>>>>>> report. >>>>>>>>>>>>>> --- >>>>>>>>>>>>>> Best Regards, >>>>>>>>>>>>>> Misha Komarovskiy >>>>>>>>>>>>>> zombahatgmaildotcom >>>>>>>>>>>>>> >>>>>>>>>>>>>> >>>>>>>>>>>>>> On Mon, Aug 17, 2015 at 9:59 AM, Guillaume Gardet >>>>>>>>>>>>>> <guillaume.gar...@free.fr> wrote: >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> Hi, >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> Le 16/08/2015 21:59, Misha Komarovskiy a écrit : >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> Hello, >>>>>>>>>>>>>>>> Maybe we can disable only Exynos IOMMU in configs for now? >>>>>>>>>>>>>>>> Same >>>>>>>>>>>>>>>> way >>>>>>>>>>>>>>>> it >>>>>>>>>>>>>>>> is disabled in current exynos_defconfig here >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/arch/arm/configs/exynos_defconfig?id=6562f3bd396ab6d2c9b455e95c67e33bab73bff5 >>>>>>>>>>>>>>>> As i understand it is broken for all exynos devices not only >>>>>>>>>>>>>>>> snow. >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> That is exactly what I would like to do since I read this >>>>>>>>>>>>>>> thread: >>>>>>>>>>>>>>> https://lkml.org/lkml/2015/2/17/163 >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> Before submitting the idea here, I wanted to check if >>>>>>>>>>>>>>> disabling >>>>>>>>>>>>>>> Exynos >>>>>>>>>>>>>>> IOMMU >>>>>>>>>>>>>>> in config was enough. >>>>>>>>>>>>>>> I had only time to test the exynos_defconfig with openSUSE >>>>>>>>>>>>>>> kernel >>>>>>>>>>>>>>> and >>>>>>>>>>>>>>> it >>>>>>>>>>>>>>> was >>>>>>>>>>>>>>> OK (boot messages and login prompt displayed). >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> Guillaume >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> --- >>>>>>>>>>>>>>>> Best Regards, >>>>>>>>>>>>>>>> Misha Komarovskiy >>>>>>>>>>>>>>>> zombahatgmaildotcom >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> On Thu, Jul 23, 2015 at 4:29 PM, Alexander Graf >>>>>>>>>>>>>>>> <ag...@suse.de> >>>>>>>>>>>>>>>> wrote: >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> Am 23.07.2015 um 15:15 schrieb Andreas Färber >>>>>>>>>>>>>>>>>> <afaer...@suse.de>: >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> Am 23.07.2015 um 15:12 schrieb Alexander Graf: >>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>> On 07/23/15 14:43, Andreas Färber wrote: >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> Am 23.07.2015 um 14:22 schrieb Guillaume Gardet: >>>>>>>>>>>>>>>>>>>>> Maybe some config options compiled as module (which?) >>>>>>>>>>>>>>>>>>>>> and >>>>>>>>>>>>>>>>>>>>> blacklisted >>>>>>>>>>>>>>>>>>>>> for chromebooks could be ok? >>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>> Maybe. Someone with a Chromebook needs to sit down and >>>>>>>>>>>>>>>>>>>> try. >>>>>>>>>>>>>>>>>>>> :) >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> Hrm, rather than disable it one way or another manually, >>>>>>>>>>>>>>>>>>> couldn't >>>>>>>>>>>>>>>>>>> we >>>>>>>>>>>>>>>>>>> just blacklist it inside the kernel? I doubt that we can >>>>>>>>>>>>>>>>>>> load >>>>>>>>>>>>>>>>>>> iommu >>>>>>>>>>>>>>>>>>> as >>>>>>>>>>>>>>>>>>> module... >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> You mean as in patch the iommu probe code to check for >>>>>>>>>>>>>>>>>> "google,snow", >>>>>>>>>>>>>>>>>> "google,spring", etc.? >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> For example - or remove the respective dt node. Or as a >>>>>>>>>>>>>>>>> property >>>>>>>>>>>>>>>>> to >>>>>>>>>>>>>>>>> the >>>>>>>>>>>>>>>>> IOMMU dt node... >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> Alex >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> Andreas >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> -- >>>>>>>>>>>>>>>>>> SUSE Linux GmbH, Maxfeldstr. 5, 90409 Nürnberg, Germany >>>>>>>>>>>>>>>>>> GF: Felix Imendörffer, Jane Smithard, Dilip Upmanyu, >>>>>>>>>>>>>>>>>> Graham >>>>>>>>>>>>>>>>>> Norton; >>>>>>>>>>>>>>>>>> HRB >>>>>>>>>>>>>>>>>> 21284 (AG Nürnberg) >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> -- >>>>>>>>>>>>>>>>> To unsubscribe, e-mail: >>>>>>>>>>>>>>>>> opensuse-arm+unsubscr...@opensuse.org >>>>>>>>>>>>>>>>> To contact the owner, e-mail: >>>>>>>>>>>>>>>>> opensuse-arm+ow...@opensuse.org >>>>>>>>>>>>>>>>> >>>>>> -- >>>>>> To unsubscribe, e-mail: opensuse-arm+unsubscr...@opensuse.org >>>>>> To contact the owner, e-mail: opensuse-arm+ow...@opensuse.org >>>>>> >> >> > -- Best Regards, Misha Komarovskiy zombahatgmaildotcom -- To unsubscribe, e-mail: opensuse-arm+unsubscr...@opensuse.org To contact the owner, e-mail: opensuse-arm+ow...@opensuse.org
