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Altera_Forum's avatar
Altera_Forum
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13 years ago

UART port trouble

Hi, Thanks in advance if anyone can shine light to the UART problem I am having. I can open one ttyAL port but can't open all other serial port or communicate to it, and I have name all my p...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

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I think each serial port has to have different minor/major

Instead of creating them using mknod each time you boot the system, try to put them into the filesystem before using "make"

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It would be nice and what I would like to do instead of mknod each time it reboot. I am a beginner to the Linux filesystem and not sure where would it be to put them in. I did a grep search where it create the "ttyAL" and come back with Altera-uart.c. Is this what you mean?

Thanks.