<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML><HEAD>
<META http-equiv=Content-Type content="text/html; charset=us-ascii">
<META content="MSHTML 6.00.6000.16735" name=GENERATOR></HEAD>
<BODY>
<DIV><FONT face=Arial size=2><SPAN class=678054316-12122008>I am using the
ppc460ex as an endpoint and I see that the mentioned function setups a
32Mb</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN class=678054316-12122008>window at address 0
in sdram. what i want is some memory that the host can read/write
to.</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN class=678054316-12122008>But the 32Mb that
are already mapped at the bottom of ram, so it would not be </SPAN></FONT><FONT
face=Arial size=2><SPAN class=678054316-12122008>good do
writes</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN class=678054316-12122008>to those
addresses. Am I missing something?</SPAN></FONT><FONT face=Arial
size=2><SPAN class=678054316-12122008> My driver right now is not touching
the PIM </SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=678054316-12122008>registers.</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=678054316-12122008></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=678054316-12122008>So is the right way
to do this to change the PIM registers after I get a buffer in the kernel --
or</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN class=678054316-12122008>something
else?</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=678054316-12122008></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=678054316-12122008>How would I make
sure that it was aligned on a 32Mb boundry per the 44x requirements?
</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=678054316-12122008></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN
class=678054316-12122008>thanks</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=678054316-12122008>ayman</SPAN></FONT></DIV></BODY></HTML>