Am Dienstag, 31. Juli 2012, 18:36:03 schrieb Gordan Bobic: > Question #204692 on AC100_enablement changed: > https://answers.launchpad.net/ac100/+question/204692 > > Status: Open => Answered > > Gordan Bobic proposed the following answer: > > On 07/31/2012 07:01 PM, Francesco Cortassa Gozzi wrote: > > New question #204692 on AC100_enablement: > > https://answers.launchpad.net/ac100/+question/204692 > > > > Hi Guys! > > > > First of all, my very big compliments to all of you for the hard work you > > have done to make the ac100 a pleasant-to-use machine!!! > > > > I'd like to add the internal MMC activity notification, as it frequently > > happens that I start some heavy application, say Firefox, and the system > > gets stuck for some seconds. I dunno if I didn't click correctly or it's > > just a matter of waiting... In a proper laptop, I'd have a look at the > > HDD led to verify that the program is starting up. I'd sacrifice the wifi > > led to use it for MMC activity. > > Unfortunately I'm not that linux guru as you guys are, and that's the > > reason why I'm asking for your help. What I know is that the MMC led is > > driven by the '/sys/class/leds/mmc0::/brightness' system file, and I'm > > looking for a convenient way to feed the > > '/sys/class/leds/wifi-led/brightness' wifi led with the mmc content... > > Or, even, another better way to do the job. > > > > Just for testing, the following command does the trick, but it is awful > > and cpu consuming (I feel ashamed of this command!!!): > > > > while : ; do cat "/sys/class/leds/mmc0::/brightness"> > > /sys/class/leds/wifi-led/brightness ;done > > > > Does anyone of you have an idea on how to pipe the content of one file > > into the other, without making loops or whatever? I tried also to symlink > > without luck... > To make it efficient, you'd need to write a kernel patch that connects > these internally and runs every time the MMC interrupt triggers.
maybe not. I haven't my ac100 here, but in "theory", it should be enough to echo mmc0 to the wifi led trigger in sysfs. Marc _______________________________________________ Mailing list: https://launchpad.net/~ac100 Post to : [email protected] Unsubscribe : https://launchpad.net/~ac100 More help : https://help.launchpad.net/ListHelp
