From: Jon Smirl <[email protected]>
Date: Tue, 30 Aug 2005 00:35:11 -0400
> As far as I can tell no one has built recent hardware this way. But I
> believe there are some old SCSI controllers that do this. I provided a
> ROM API for disabling sysfs access, if we identify one of these cards
> we should just add a call to it's driver to disable ROM access instead
> of bothering with the copy. Currently the copy is not being used
> anywhere in the kernel.
Qlogic ISP is one such card, but there are several others.
I think enabling the ROM is a very bad idea, since we in fact
know it disables the I/O and MEM space decoders on a non-empty
set of PCI cards.
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