Re: [beagleboard] Re: UDP ATTACK = no more screen on the LCD7
export SLOTS=/sys/devices/bone_capemgr.9/slots sudo echo BB-BONE-LCD7-01-00A0 $SLOTS [ 2058.656875] bone-capemgr bone_capemgr.9: failed to load firmware 'BB-BONE-LCD7-01--00A0.dtbo' echo: write error: No such file or directory where i'm wrong ? On Thu, Apr 17, 2014 at 4:47 PM, Robert Nelson robertcnel...@gmail.comwrote: On Thu, Apr 17, 2014 at 9:38 AM, Micka mickamus...@gmail.com wrote: Hi, My beagle received a multicast attack ( from an equipment not well configured ) . Since then, the LCD doesn't work anymore, but when I change the BBB with a a new one with the same SDCard, the LCD work . ... So the problem is not in the LCD 7 Cap, but in the BBB. Really? I find it hard to believe those two events are linked... But I can't find where, and why ? Gerald is it possible that the board is broken electrically ? Robert or someone else do you know a program that can prevent this ? or a patch ? my idea is to monitor the bandwidth and stop the interface if the bandwidth is used too much . . setup a firewall? I tested this : export SLOTS=/sys/devices/bone_capemgr.9/slots debian@beaglebone:/Distrib/Scripts$ cat $SLOTS 0: 54:PF--- 1: 55:PF--- 2: 56:PF--- 3: 57:PF--- 5: ff:P-O-- Bone-Black-HDMI,00A0,Texas Instrument,BB-BONELT-HDMI 6: ff:P-O-- Bone-Black-HDMIN,00A0,Texas Instrument,BB-BONELT-HDMIN 7: ff:P-O-L Override Board Name,00A0,Override Manuf,BB-UART4 8: ff:P-O-L Override Board Name,00A0,Override Manuf,BB-UART1 So there is no LCD7 Cap mounted So.. What happens when you try to manually load the cape dtbo? Regards, -- Robert Nelson http://www.rcn-ee.com/ -- 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 beagleboard+unsubscr...@googlegroups.com. 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 beagleboard+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
Re: [beagleboard] Re: UDP ATTACK = no more screen on the LCD7
Yes those events are related, because it's the second time that I lost a BBB when I've a UDP attack . Most of the time, the BBB freeze completely. On Thu, Apr 17, 2014 at 4:47 PM, Robert Nelson robertcnel...@gmail.comwrote: On Thu, Apr 17, 2014 at 9:38 AM, Micka mickamus...@gmail.com wrote: Hi, My beagle received a multicast attack ( from an equipment not well configured ) . Since then, the LCD doesn't work anymore, but when I change the BBB with a a new one with the same SDCard, the LCD work . ... So the problem is not in the LCD 7 Cap, but in the BBB. Really? I find it hard to believe those two events are linked... But I can't find where, and why ? Gerald is it possible that the board is broken electrically ? Robert or someone else do you know a program that can prevent this ? or a patch ? my idea is to monitor the bandwidth and stop the interface if the bandwidth is used too much . . setup a firewall? I tested this : export SLOTS=/sys/devices/bone_capemgr.9/slots debian@beaglebone:/Distrib/Scripts$ cat $SLOTS 0: 54:PF--- 1: 55:PF--- 2: 56:PF--- 3: 57:PF--- 5: ff:P-O-- Bone-Black-HDMI,00A0,Texas Instrument,BB-BONELT-HDMI 6: ff:P-O-- Bone-Black-HDMIN,00A0,Texas Instrument,BB-BONELT-HDMIN 7: ff:P-O-L Override Board Name,00A0,Override Manuf,BB-UART4 8: ff:P-O-L Override Board Name,00A0,Override Manuf,BB-UART1 So there is no LCD7 Cap mounted So.. What happens when you try to manually load the cape dtbo? Regards, -- Robert Nelson http://www.rcn-ee.com/ -- 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 beagleboard+unsubscr...@googlegroups.com. 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 beagleboard+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
Re: [beagleboard] Re: UDP ATTACK = no more screen on the LCD7
On Thu, Apr 17, 2014 at 9:59 AM, Micka mickamus...@gmail.com wrote: export SLOTS=/sys/devices/bone_capemgr.9/slots sudo echo BB-BONE-LCD7-01-00A0 $SLOTS [ 2058.656875] bone-capemgr bone_capemgr.9: failed to load firmware 'BB-BONE-LCD7-01--00A0.dtbo' echo: write error: No such file or directory where i'm wrong ? When there is a version (00A0) you need to use the : separator.. echo BB-BONE-LCD7-01:00A0 $SLOTS Regards, -- Robert Nelson http://www.rcn-ee.com/ -- 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 beagleboard+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
Re: [beagleboard] Re: UDP ATTACK = no more screen on the LCD7
root@beaglebone:/# echo BB-BONE-LCD7-01:00A0 $SLOTS [ 2688.700962] bone-capemgr bone_capemgr.9: failed to load firmware 'BB-BONE-LCD7-01-00A0.dtbo' bash: echo: write error: No such file or directory On Thu, Apr 17, 2014 at 5:04 PM, Robert Nelson robertcnel...@gmail.comwrote: On Thu, Apr 17, 2014 at 9:59 AM, Micka mickamus...@gmail.com wrote: export SLOTS=/sys/devices/bone_capemgr.9/slots sudo echo BB-BONE-LCD7-01-00A0 $SLOTS [ 2058.656875] bone-capemgr bone_capemgr.9: failed to load firmware 'BB-BONE-LCD7-01--00A0.dtbo' echo: write error: No such file or directory where i'm wrong ? When there is a version (00A0) you need to use the : separator.. echo BB-BONE-LCD7-01:00A0 $SLOTS Regards, -- Robert Nelson http://www.rcn-ee.com/ -- 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 beagleboard+unsubscr...@googlegroups.com. 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 beagleboard+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
Re: [beagleboard] Re: UDP ATTACK = no more screen on the LCD7
On Thu, Apr 17, 2014 at 10:09 AM, Micka mickamus...@gmail.com wrote: root@beaglebone:/# echo BB-BONE-LCD7-01:00A0 $SLOTS [ 2688.700962] bone-capemgr bone_capemgr.9: failed to load firmware 'BB-BONE-LCD7-01-00A0.dtbo' bash: echo: write error: No such file or directory root@beaglebone:~# ls /lib/firmware/BB-BONE-LCD7* /lib/firmware/BB-BONE-LCD7-01-00A2.dtbo /lib/firmware/BB-BONE-LCD7-01-00A3.dtbo /lib/firmware/BB-BONE-LCD7-01-00A4.dtbo Regards, -- Robert Nelson http://www.rcn-ee.com/ -- 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 beagleboard+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
Re: [beagleboard] Re: UDP ATTACK = no more screen on the LCD7
with the working BBB ( same SDCard ), I've : export SLOTS=/sys/devices/bone_capemgr.9/slot cat $SLOTS = 0: 54:P---L BeagleBone LCD7 CAPE,00A3,Beagleboardtoys,BB-BONE-LCD7-01 And I just broke the broken one, no more boot, LED, ... BUt it's my fault this time, I put the BBB not correctly on the LCD 7. But before that, when the BBB somehow was working, it was searching for the version (00A0) which was not the correct one. Because with a working BBB, the version is A3 ... On Thu, Apr 17, 2014 at 5:11 PM, Robert Nelson robertcnel...@gmail.comwrote: On Thu, Apr 17, 2014 at 10:09 AM, Micka mickamus...@gmail.com wrote: root@beaglebone:/# echo BB-BONE-LCD7-01:00A0 $SLOTS [ 2688.700962] bone-capemgr bone_capemgr.9: failed to load firmware 'BB-BONE-LCD7-01-00A0.dtbo' bash: echo: write error: No such file or directory root@beaglebone:~# ls /lib/firmware/BB-BONE-LCD7* /lib/firmware/BB-BONE-LCD7-01-00A2.dtbo /lib/firmware/BB-BONE-LCD7-01-00A3.dtbo /lib/firmware/BB-BONE-LCD7-01-00A4.dtbo Regards, -- Robert Nelson http://www.rcn-ee.com/ -- 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 beagleboard+unsubscr...@googlegroups.com. 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 beagleboard+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
Re: [beagleboard] Re: UDP ATTACK = no more screen on the LCD7
On Thu, Apr 17, 2014 at 10:24 AM, Micka mickamus...@gmail.com wrote: with the working BBB ( same SDCard ), I've : export SLOTS=/sys/devices/bone_capemgr.9/slot cat $SLOTS = 0: 54:P---L BeagleBone LCD7 CAPE,00A3,Beagleboardtoys,BB-BONE-LCD7-01 And I just broke the broken one, no more boot, LED, ... BUt it's my fault this time, I put the BBB not correctly on the LCD 7. But before that, when the BBB somehow was working, it was searching for the version (00A0) which was not the correct one. Because with a working BBB, the version is A3 ... echo BB-BONE-LCD7-01:00A3 $SLOTS Regards, -- Robert Nelson http://www.rcn-ee.com/ -- 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 beagleboard+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
Re: [beagleboard] Re: UDP ATTACK = no more screen on the LCD7
It's broken I said... But one thing I'm sure. It's that the bbb don't handle well a flood on his ethernet port. Micka, On Apr 17, 2014 5:25 PM, Robert Nelson robertcnel...@gmail.com wrote: On Thu, Apr 17, 2014 at 10:24 AM, Micka mickamus...@gmail.com wrote: with the working BBB ( same SDCard ), I've : export SLOTS=/sys/devices/bone_capemgr.9/slot cat $SLOTS = 0: 54:P---L BeagleBone LCD7 CAPE,00A3,Beagleboardtoys,BB-BONE-LCD7-01 And I just broke the broken one, no more boot, LED, ... BUt it's my fault this time, I put the BBB not correctly on the LCD 7. But before that, when the BBB somehow was working, it was searching for the version (00A0) which was not the correct one. Because with a working BBB, the version is A3 ... echo BB-BONE-LCD7-01:00A3 $SLOTS Regards, -- Robert Nelson http://www.rcn-ee.com/ -- 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 beagleboard+unsubscr...@googlegroups.com. 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 beagleboard+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
Re: [beagleboard] Re: UDP ATTACK = no more screen on the LCD7
On Thu, Apr 17, 2014 at 10:35 AM, Micka mickamus...@gmail.com wrote: It's broken I said... But one thing I'm sure. It's that the bbb don't handle well a flood on his ethernet port. Specially in 3.8... Use 3.14.x for better usb/ethernet. Regards, -- Robert Nelson http://www.rcn-ee.com/ -- 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 beagleboard+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
