Thread (1 message) 1 message, 1 author, 2002-06-12
  • (off-list ancestor, not in this archive)
  • Re: Ebony bootloader · Matt Porter <hidden> · 2002-06-12

Re: Ebony bootloader

From: Matt Porter <hidden>
Date: 2002-06-12 10:51:10

On Wed, Jun 12, 2002 at 03:10:14PM +1000, Paul Mackerras wrote:
Matt Porter writes:
quoted
Read Understanding Linux, Linux Device Drivers, and the
documentation in Documentation/ directory.  ioremap64()
is a version of ioremap() for >32-bit physical address
systems (440, 745x).
Incidentally, I don't think we should have ioremap64 or
ioremap_native, instead ioremap should just take a phys_addr_t.  It
will have to do some handling of truncated addresses from pci drivers
It already does that work.
but that should be manageable and the interface will be much more
uniform if we use ioremap everywhere instead of using ioremap,
ioremap64 and ioremap_native in different places.
Yes, I agree.  At the beginning of this, I was thinking that a
different ioremap prototype was going to get us into to compiler
trouble.

Regards,
--
Matt Porter
porter@cox.net
This is Linux Country. On a quiet night, you can hear Windows reboot.

** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
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