Re: [microblaze-uclinux] Redirect kernel boot messages

[John Williams <jwilliams@xxxxxxxxxxxxxx>]

Hi Felix,

Felix Mühlbauer wrote:

> I want to use the serial port to control a machine connected to it. My
> FPGA board has only one serial port so how can I redirect all outputs,
> especially kernel messages while booting, to a file? The file should be
> accessable over telnet login later.

You can boot the kernel with "console=null", to prevent output of boot
messages.

The virtual file /proc/kmsg holds the message log, so you can just read
it later.  Or, you can build and use dmesg for the same purpose.

John

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