On 30 Apr, Eric W. Biederman wrote: > [EMAIL PROTECTED] writes: > >> I found that I had to back out the changes to serial.c and serial.h in >> the 2.4.3 kernel when using linuxbios on SMC FDC37N769 super-IO chips. >> >> The output works fine and polled input under linuxbios may also work >> fine (I don't recall) but linux would accept no input when I put a >> getty on the serial port. >> >> I'm assuming that the kernel changes are expecting more initialization >> of the chip than they did before and that the new kernel code works >> fine with a COTS bios. > > What does COTS stand for? "Common Off The Shelf". Standard stuff as opposed to propriatary, custom or otherwise different. COTS refers to things you can get a part number for and "just order". Linuxbios isn't COTS (yet!). ;-) >> Has anyone happened to fix this yet? Has anyone else used a serial >> console under 2.4.3 and had either success or failure? > > Hmm. I can report I am also seeing this with 2.4.4, on a board I'm > just starting to get linuxBIOS up on. And I have just tracked it > down. The kernel doesn't appear to set CREAD on a serial console so > it doesn't accept input.. So you need something better than mgetty > that will set CREAD. > > That sounds like a silly policy to me, but it doesn't appear to be a > driver bug. So this seems to be a change in kernel policy that is interacting with my getty rather than a problem with linuxbios? > Eric Thanks! Ty -- Tyson D Sawyer iRobot Corporation Senior Systems Engineer Real World Interface Div. [EMAIL PROTECTED] Robots for the Real World 603-532-6900 ext 206 http://www.irobot.com
