Re: [microblaze-uclinux] Redirect kernel boot messages

[Felix Mühlbauer <muehlbauer@xxxxxxxxxxxxxxxxxxxx>]

Hello John,

ok.
and where can I put this option? can it be included in the image build 
process? I have only limited access to the bootloader...

regards, Felix


John Williams wrote:
> 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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