https://community.ruckuswireless.com/t5/SmartZone-and-Virtual-SmartZone/Off-the-wall-How-to-control-STATUS-LED-in-general-purpose-Linux/m-p/98698#M5745 <P>I don't expect much of a reply on this (unless someone at Ruckus is feeling&nbsp;<EM>really</EM> generous) but I recently got my hands on a SmartZone 100 controller that's EOL'd and out of support and to add insult to injury, it also has a failing hard drive.&nbsp; It was destined to the e-waste recycler but I snagged it in the hopes I could do something cool with it and so far it's been a beastly OPNSense firewall.&nbsp;</P><P>There's one small catch, the flashing red STATUS LED on the front of the chassis.&nbsp;&nbsp;</P><P>After performing some disk forensics on the failing hard drive, I've managed to find out that the LED is controlled by a pair of entries in /proc (specifically RED_LED = /proc/v54bsp/sysLed0 and GREEN_LED = /proc/v54bsp/sysLed1) and by a script, /usr/sbin/led.sh.&nbsp; &nbsp;This is called from rks-systools.&nbsp; Further examination of the drive indicates that this may be part of a custom linux module called v54_bsp.ko.&nbsp; I'm guessing that v54_bsp exposes the two sysLed entries in /proc and uses that to manipulate the hardware to flash the LED to indicate various states of the appliance.&nbsp;&nbsp;</P><P>Unfortunately, that's where I'm dead in the water.</P><P>From what I see, the v54_bsp module does a lot more than just controlling a status LED but that's all that I'm really interested in.&nbsp; I'm not trying to reverse engineer any trade secrets or any of that nonsense, I just want to figure out how to change the STATUS LED to make it more useful.&nbsp; Is there someone that can tell me what the hardware chip is used to control the LED so that I can examine its datasheets and learn how to control it?</P><P>Thank you!</P> Thu, 24 Oct 2024 19:04:20 GMT firestorm_v1 2024-10-24T19:04:20Z https://community.ruckuswireless.com/t5/SmartZone-and-Virtual-SmartZone/Off-the-wall-How-to-control-STATUS-LED-in-general-purpose-Linux/m-p/98698#M5745 <P>I don't expect much of a reply on this (unless someone at Ruckus is feeling&nbsp;<EM>really</EM> generous) but I recently got my hands on a SmartZone 100 controller that's EOL'd and out of support and to add insult to injury, it also has a failing hard drive.&nbsp; It was destined to the e-waste recycler but I snagged it in the hopes I could do something cool with it and so far it's been a beastly OPNSense firewall.&nbsp;</P><P>There's one small catch, the flashing red STATUS LED on the front of the chassis.&nbsp;&nbsp;</P><P>After performing some disk forensics on the failing hard drive, I've managed to find out that the LED is controlled by a pair of entries in /proc (specifically RED_LED = /proc/v54bsp/sysLed0 and GREEN_LED = /proc/v54bsp/sysLed1) and by a script, /usr/sbin/led.sh.&nbsp; &nbsp;This is called from rks-systools.&nbsp; Further examination of the drive indicates that this may be part of a custom linux module called v54_bsp.ko.&nbsp; I'm guessing that v54_bsp exposes the two sysLed entries in /proc and uses that to manipulate the hardware to flash the LED to indicate various states of the appliance.&nbsp;&nbsp;</P><P>Unfortunately, that's where I'm dead in the water.</P><P>From what I see, the v54_bsp module does a lot more than just controlling a status LED but that's all that I'm really interested in.&nbsp; I'm not trying to reverse engineer any trade secrets or any of that nonsense, I just want to figure out how to change the STATUS LED to make it more useful.&nbsp; Is there someone that can tell me what the hardware chip is used to control the LED so that I can examine its datasheets and learn how to control it?</P><P>Thank you!</P> Thu, 24 Oct 2024 19:04:20 GMT https://community.ruckuswireless.com/t5/SmartZone-and-Virtual-SmartZone/Off-the-wall-How-to-control-STATUS-LED-in-general-purpose-Linux/m-p/98698#M5745 firestorm_v1 2024-10-24T19:04:20Z