Thread (4 messages) flat view 4 messages, 3 authors, 2001-10-05

Re: Hard disk and segmentation violation.

From: Dan Malek <hidden>
Date: 2001-10-05 15:41:00

John_McRoberts@Mitel.COM wrote:
ioremap: addr=FF000000 to FF000000
ioremap: addr=30000000 to 30000000
ioremap: addr=40000000 to 40000000
ioremap: addr=50000000 to 50000000

This is the whole problem, you can't do this..........

All you did was call ioremap() too early in the kernel initialization
and got 1:1 mapping.  The only valid mapping is the first one for
the IMMR space, the other ioremaps have to be done at a later time,
or preferably by the drivers themselves.  There are lots of discussions
about this in mailing list archives and FAQs.....

Thanks.


	-- Dan

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