Re: Virtual Cached and Uncached memory issue
- From: Rich_Lather <rich_lather@xxxxxxxxxxx>
- Date: Tue, 11 Sep 2007 10:44:19 -0700
On Sep 11, 1:01 pm, "Dean Ramsier" <ramsiernos...@xxxxxxxxxx> wrote:
Did you setup MMU entries for the uncached areas? *Every* address used has
be mapped, whether it is cached or not....
When you say "mapped", do you mean placed in the OemAddressTable?
The uncached areas are not mapped in oemaddresstable in my platform,
but it has
worked up until this week.. Also, the example platform, SMDK2410,
doesn't appear to
have the uncached area mapped either.
My Uart is mapped only to cached virtual address, but it works when
accessed as
uncached virtual address.
.
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