2008/198: elfwrap - wrap data in an ELF file

Casper.Dik at sun.com Casper.Dik at sun.com
Mon Mar 17 11:24:18 PDT 2008



>> A request from the "ddi" folks (6675591), for a means of wrapping firmware
>> updates into an object that can be easily loaded by a device driver, has
>> triggered the creation of a new generic utility, elfwrap(1).  The new
>> elfwrap(1) man page says it all.  Plus, an update to ddli_modopen(9f)
>> provides a suitable cross reference.
>
>This case seems to be somewhat related to "2008/151 Pluggable 
>fwflash(1M).  The relation I'm seeing is that they are both related to 
>firmware updates.

I don't think it's quite the same thing.

The "firmware" fwflash "flashes" resides in flash; the "firmware"
loaded into devices is often not "firm" but rather "soft" and disappears 
on power failure.  Save a few $$ on making your device by dispensing with
the flash RAM.  It does not make much sense for the kernel to load
persistent flash.

Casper




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