For the record. in that cmdline *consoleblank=0* is declared in $optargs and *init=/lib/systemd/systemd *is declared in* $cmdline. *
Previously I had tried disabling hdmi via optargs, so maybe that is now different. Either way *optargs=capemgr.disable_partno=BB-BONELT-HDMI,BB-BONELT-HDMIN* was not working for me On Sun, Sep 7, 2014 at 8:08 PM, William Hermans <[email protected]> wrote: > Jason, odd, it seems to be working for me now too. Previously the cmdline > env variable was overriding my optargs statements. > > *root@arm:~# cat /sys/module/kernel/parameters/consoleblank* >> *0* >> *root@arm:~# cat /proc/cmdline* >> *console=ttyO0,115200n8 consoleblank=0 root=/dev/nfs >> nfsroot=192.168.2xxx.xxx:/home/william/rootfs-testing,rsize=32768,wsize=32768,vers=3 >> rw ip=192.168.xxx.xxx:192.168.xxx.xxx:192.168.xxx.xxx:255.255.255.0:arm >> quiet init=/lib/systemd/systemd* >> > > > On Sun, Sep 7, 2014 at 7:55 PM, Jason Lange <[email protected]> wrote: > >> just added fauxarg to my optargs like this: >> >> optargs="spidev.bufsiz=16384" fauxarg >> >> and rebooted. Now cat /proc/cmdline shows this: >> >> console=tty0 console=ttyO0,115200n8 spidev.bufsiz=16384 *fauxarg* >> root=/dev/mmcblk0p1 rootfstype=ext4 rootwait fixrtc quiet >> init=/lib/systemd/systemd >> >> On Sun, Sep 7, 2014 at 7:51 PM, William Hermans <[email protected]> >> wrote: >> >>> Since both of you seem convinced that optargs is not broken, why dont >>> you actually go make changes to your own uEnv.txt and test if what you >>> think will work, actually works. What I did works, as I tested it myself. >>> >>> On Sun, Sep 7, 2014 at 7:50 PM, Jason Lange <[email protected]> wrote: >>> >>>> try: >>>> cat /proc/cmdline >>>> >>>> to see if optargs show there >>>> >>>> >>>> >>>> >>>> On Sun, Sep 7, 2014 at 7:46 PM, John Syn <[email protected]> wrote: >>>> >>>>> >>>>> From: William Hermans <[email protected]> >>>>> Reply-To: "[email protected]" <[email protected] >>>>> > >>>>> Date: Sunday, September 7, 2014 at 7:43 PM >>>>> To: "[email protected]" <[email protected]> >>>>> Subject: Re: [beagleboard] optargs in kernel 3.15.10-bone8 >>>>> >>>>> Ok, so rather coming in and sniping a comment Jjohn, why dont you try >>>>> and set an optargs env variable in the initial uEnv.txt file and see what >>>>> happens. >>>>> >>>>> If you're using the same uboot we're using, it wont work. Now, feel >>>>> free to find yourself trolling a different post. >>>>> >>>>> Wow, that was so unnecessary. I was just trying to be helpful. >>>>> >>>>> Regards, >>>>> John >>>>> >>>>> >>>>> >>>>> On Sun, Sep 7, 2014 at 7:36 PM, John Syn <[email protected]> wrote: >>>>> >>>>>> >>>>>> From: William Hermans <[email protected]> >>>>>> Reply-To: "[email protected]" < >>>>>> [email protected]> >>>>>> Date: Sunday, September 7, 2014 at 7:26 PM >>>>>> To: "[email protected]" <[email protected]> >>>>>> Subject: Re: [beagleboard] optargs in kernel 3.15.10-bone8 >>>>>> >>>>>> optargs does not work in the latest uboot file setup. I've noticed >>>>>> this myself in othe situations. you have to use Robert new cmdline env >>>>>> variable >>>>>> >>>>>> >>>>>> https://github.com/eewiki/u-boot-patches/blob/master/v2014.07/0001-am335x_evm-uEnv.txt-bootz-n-fixes.patch >>>>>> >>>>>> Looking at the u-boot patch it looks like optargs is used with both >>>>>> mmcargs and nfsargs. >>>>>> >>>>>> Regards, >>>>>> John >>>>>> >>>>>> >>>>>> >>>>>> On Sun, Sep 7, 2014 at 7:19 PM, Jason Lange <[email protected]> >>>>>> wrote: >>>>>> >>>>>>> Hello, >>>>>>> >>>>>>> I'm wondering if it would help if you changed from: >>>>>>> >>>>>>> optargs="consoleblank=0" >>>>>>> >>>>>>> to: >>>>>>> >>>>>>> optargs=consoleblank=0 >>>>>>> >>>>>>> I use *optargs=spidev.bufsiz=16382 *without a hitch on BeagleBone >>>>>>> Debian Image 2014-09-04 running 3.14.17-ti-r17 >>>>>>> >>>>>>> >>>>>>> >>>>>>> On Sun, Sep 7, 2014 at 6:37 PM, William Hermans <[email protected]> >>>>>>> wrote: >>>>>>> >>>>>>>> @Robert >>>>>>>> >>>>>>>> I'll have you know that you've broken $optargs in the initial stage >>>>>>>> uEnv.txt. >>>>>>>> >>>>>>>> In case you did not know already . . . >>>>>>>> >>>>>>>> On Sun, Sep 7, 2014 at 6:32 PM, William Hermans <[email protected]> >>>>>>>> wrote: >>>>>>>> >>>>>>>>> hmm so actual that did not work for me either, which I do not know >>>>>>>>> is a bug or what so here is what I had to do. >>>>>>>>> >>>>>>>>> First check output of: >>>>>>>>> >>>>>>>>> *$ cat /sys/module/kernel/parameters/consoleblank* >>>>>>>>> *600* >>>>>>>>> >>>>>>>>> It'll probably be 600 as above, which is ten minutes( 600 seconds >>>>>>>>> ). >>>>>>>>> >>>>>>>>> So . . . >>>>>>>>> >>>>>>>>> *nano /boot/uEnv.txt* >>>>>>>>> and uncomment this line: >>>>>>>>> *#cmdline=quiet init=/lib/systemd/systemd* >>>>>>>>> then add at the end *consoleblank=0* >>>>>>>>> Which gives you >>>>>>>>> >>>>>>>>> >>>>>>>>> *cmdline=quiet init=/lib/systemd/systemd consoleblank=0* >>>>>>>>> reboot the beaglebone and when it comes back up. >>>>>>>>> >>>>>>>>> *root@arm:~# cat /sys/module/kernel/parameters/consoleblank* >>>>>>>>>> *0* >>>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> On Sun, Sep 7, 2014 at 6:07 PM, William Hermans <[email protected] >>>>>>>>> > wrote: >>>>>>>>> >>>>>>>>>> errr sorry, that should only be *setterm -blank 0* >>>>>>>>>>> >>>>>>>>>> >>>>>>>>>> On Sun, Sep 7, 2014 at 6:03 PM, William Hermans < >>>>>>>>>> [email protected]> wrote: >>>>>>>>>> >>>>>>>>>>> $ setterm -powersave off -blank 0 >>>>>>>>>>> >>>>>>>>>>> On Sun, Sep 7, 2014 at 5:15 PM, Moscowbob <[email protected]> >>>>>>>>>>> wrote: >>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> BBB boot from tftp and nfs - >>>>>>>>>>>> kernel: 3.15.10-bone8 >>>>>>>>>>>> rootfs: debian-jessie-console-armhf-2014-08-13 >>>>>>>>>>>> >>>>>>>>>>>> Hardware: >>>>>>>>>>>> BBB A5C >>>>>>>>>>>> Circuitco LCD4 cape >>>>>>>>>>>> Circuitco RS232 cape >>>>>>>>>>>> >>>>>>>>>>>> /home/rob/rootfs/boot/uEnv.txt >>>>>>>>>>>> >>>>>>>>>>>> uname_r=3.15.10-bone8 >>>>>>>>>>>> cmdline=quiet init=/lib/systemd/systemd >>>>>>>>>>>> *optargs="consoleblank=0"*. >>>>>>>>>>>> >>>>>>>>>>>> I used this reference >>>>>>>>>>>> http://elinux.org/Beagleboard:BeagleBone_Black_FAQ >>>>>>>>>>>> <http://elinux.org/Beagleboard:BeagleBone_Black_FAQ#Is_there_a_way_to_prevent_my_HDMI_monitor_from_sleeping_while_using_my_BBB.3F> >>>>>>>>>>>> but >>>>>>>>>>>> the display is still blanking after 10 minutes. >>>>>>>>>>>> >>>>>>>>>>>> Would appreciate some guidance. >>>>>>>>>>>> >>>>>>>>>>>> Thanks >>>>>>>>>>>> Rob >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> -- >>>>>>>>>>>> For more options, visit http://beagleboard.org/discuss >>>>>>>>>>>> --- >>>>>>>>>>>> You received this message because you are subscribed to the >>>>>>>>>>>> Google Groups "BeagleBoard" group. >>>>>>>>>>>> To unsubscribe from this group and stop receiving emails from >>>>>>>>>>>> it, send an email to [email protected]. >>>>>>>>>>>> For more options, visit https://groups.google.com/d/optout. >>>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>> >>>>>>>>> >>>>>>>> -- >>>>>>>> For more options, visit http://beagleboard.org/discuss >>>>>>>> --- >>>>>>>> You received this message because you are subscribed to the Google >>>>>>>> Groups "BeagleBoard" group. >>>>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>>>> send an email to [email protected]. >>>>>>>> For more options, visit https://groups.google.com/d/optout. >>>>>>>> >>>>>>> >>>>>>> -- >>>>>>> For more options, visit http://beagleboard.org/discuss >>>>>>> --- >>>>>>> You received this message because you are subscribed to the Google >>>>>>> Groups "BeagleBoard" group. >>>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>>> send an email to [email protected]. >>>>>>> For more options, visit https://groups.google.com/d/optout. >>>>>>> >>>>>> >>>>>> -- >>>>>> For more options, visit http://beagleboard.org/discuss >>>>>> --- >>>>>> You received this message because you are subscribed to the Google >>>>>> Groups "BeagleBoard" group. >>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>> send an email to [email protected]. >>>>>> For more options, visit https://groups.google.com/d/optout. >>>>>> >>>>>> -- >>>>>> For more options, visit http://beagleboard.org/discuss >>>>>> --- >>>>>> You received this message because you are subscribed to the Google >>>>>> Groups "BeagleBoard" group. >>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>> send an email to [email protected]. >>>>>> For more options, visit https://groups.google.com/d/optout. >>>>>> >>>>> >>>>> -- >>>>> For more options, visit http://beagleboard.org/discuss >>>>> --- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "BeagleBoard" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to [email protected]. >>>>> For more options, visit https://groups.google.com/d/optout. >>>>> >>>>> -- >>>>> For more options, visit http://beagleboard.org/discuss >>>>> --- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "BeagleBoard" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to [email protected]. >>>>> For more options, visit https://groups.google.com/d/optout. >>>>> >>>> >>>> -- >>>> For more options, visit http://beagleboard.org/discuss >>>> --- >>>> You received this message because you are subscribed to the Google >>>> Groups "BeagleBoard" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to [email protected]. >>>> For more options, visit https://groups.google.com/d/optout. >>>> >>> >>> -- >>> For more options, visit http://beagleboard.org/discuss >>> --- >>> You received this message because you are subscribed to the Google >>> Groups "BeagleBoard" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> -- >> For more options, visit http://beagleboard.org/discuss >> --- >> You received this message because you are subscribed to the Google Groups >> "BeagleBoard" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> For more options, visit https://groups.google.com/d/optout. >> > > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. 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