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Re: [Q] How to reboot automatically?

To: "William J. Earl" <>
Subject: Re: [Q] How to reboot automatically?
Date: Mon, 20 Jul 1998 21:11:28 +0200
Cc: Linux <>
In-reply-to: <>; from William J. Earl on Mon, Jul 20, 1998 at 11:43:15AM -0700
References: <> <> <> <> <> <> <> <>
On Mon, Jul 20, 1998 at 11:43:15AM -0700, William J. Earl wrote:

>  > That looks like a good idea; it can be implemented easily and nicely
>  > within Linux.  And for transparency we should.  What will stay different
>  > is the naming convention of Linux partitions.
>      That is good, but you might consider translating incoming IRIX-format
> and ARCS-format names to Linux names, just as IRIX translates ARCS-format
> names to IRIX-format names.  
>  > The environment is allocated in ``Firmware Temporary'' memory, isn't it?
>  > We don't free that yet but we should, for low memory configurations that
>  > should be a significant amount of memory.
>      Yes, the environment is in firmware temporary memory, along with
> a copy of the firmware.  The non-volatile environment is in the Dallas
> part, but the user, via PROM or sash, may have replaced one or more
> of the variables after the environment was copied to memory.
>      I would guess that, depending on how the system was booted,
> firmware temporary memory could be 4 MB or more, although the
> actual environment and argument values are of course much smaller.
> Once you free the firmware area, you can no longer use the firmware
> entries (except to leave linux and reboot or halt).

Once I enable the L2 caches of the R4600SC and R5000SC modules I can't use
the firmware any longer anyway, the machine just crashes.  So not much
of a loss anyway.


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