Re: Indigo R3000, Indigo R4000 and Indy R5000

On 08/25/2018 10:29 AM, Frank Scheiner wrote:
> Say, could it also work to load the bootloader and the kernel from
> network, i.e. similar to how OpenBSD can be used on older Indys whose
> firmware can only use ECOFF binaries:
> 
> ```
> [...]
>    On IP22-class systems, or if the PROM complains about the file format,
>    such as:
> 
>      >> bootp()bsd.rd.IP22
>      [...]
>      Cannot load bootp()bsd.rd.IP22.
>      Problem reading elf structure at offset -2004877312.
>      Unable to execute bootp()bsd.rd.IP22
> 
>    ... then this means that the PROM is too old to know about the ELF
>    file format the OpenBSD kernel is provided in. In this case, the
>    kernel needs to be booted from the ``bootecoff'' boot block, which has
>    to be put on the tftp server as well, with:
> 
>      >> bootp()bootecoff bootp()bsd.rd.IP22
> ```
> from [1].
> 
> [1]:  https://ftp.openbsd.org/pub/OpenBSD/6.3/sgi/INSTALL.sgi

Forget about this, it doesn't make sense as `irisboot` wants to load the 
kernel from disk, so using it like above won't work at all I think.

Cheers,
Frank