Got it working. Thanks in advance. cheers, Mark
On 10/13/05, Mark Knecht <[EMAIL PROTECTED]> wrote: > Hi all, > Is there a HOWTO on serial port console debugging for Gentoo? > > I'm seeing a crash on a new kernel at boot time and the kernel > developers have asked me to set up a null modem environment, which > I've done. I'm now trying to test it. However their very simple first > test command: > > lightning ~ # echo x > /dev/ttyS0 > lightning ~ # > > does not appear to produce any text on the second machine. > > I know nothing about setting up serial ports under Linux and am > looking for some instructions. Here's the environment: > > Machine 1 - lightning - 1 serial port - this is the machine that > crashes at boot with a certain option > > Machine 2 - gigastudio - 2 serial ports - this machine is running minicom > > What's a really simple process for checking out whether this is set > up correctly? > > 1) I don't know that the null modem cable is good. I just bought it. > > 2) I don't know how to see if the serial ports are receiving any valid > data, status signals, or anything else to show they are working. > > 3) I don't know if minicom would display incoming characters by default. > > I do think that I have serial support built into both kernels, but > I'm not sure where to look to see status of serial ports. > > Thanks in advance for your ideas. > > Cheers, > Mark > -- gentoo-user@gentoo.org mailing list
