[ECOS] change default RedBoot "fis load" and "exec" - how?

[Gary Thomas]

Tomasz Chmielewski wrote:
> I have a Freecom FSG-3 device (ARM, IXP425 network, RedBoot).
> 
> By default, RedBoot starts Linux in the following way:
> 
> RedBoot> fis load kern1
> RedBoot> exec -c "console=ttyS0,115200 root=/dev/hda1 mem=64M@0x00000000"
> 
> kern1 sits on /dev/mtd1, as seen here from Linux:
> 
> 
> # cat /proc/mtd
> dev:    size   erasesize  name
> mtd0: 00040000 00020000 "RedBoot"
> mtd1: 00180000 00020000 "kern1"
> mtd2: 00180000 00020000 "kern2"
> mtd3: 00020000 00020000 "RedBoot config"
> mtd4: 00020000 00020000 "FIS directory"
> 
> 
> I compiled my own kernel, saved it to /dev/mtd2 (kern2), and boot it as 
> follows:
> 
> RedBoot> fis load -b 0x00020000 kern2
> RedBoot> exec
> 
> To do this, I have to ctrl+C when device boots, and type the appropriate 
> "fis load..." and "exec" commands.
> 
> Is there an easy way to make these new "fis load..." and "exec" commands 
> the default ones for RedBoot?
> 
> I don't have a JTAG pinout for this device, so I wouldn't like to 
> compile RedBoot from scratch, then flash it, and possibly brick the device.
> 
> I checked RedBoot documentation, but didn't find any commands to just 
> update the default startup commands.
>

These commands are modified using the 'fconfig' command.

-- 
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Gary Thomas                 |  Consulting for the
MLB Associates              |    Embedded world
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