From: Paul Mackerras <paulus@cs.anu.edu.au>
To: somer@nortelnetworks.com
Cc: linuxppc-dev@lists.linuxppc.org
Subject: Re: Strange mapping at 0xffc00000
Date: Thu, 6 May 1999 11:52:51 +1000 [thread overview]
Message-ID: <199905060152.LAA00535@tango.anu.edu.au> (raw)
In-Reply-To: <03E3E0690542D211A1490000F80836F4877E30@zcard00f.ca.nortel.com> (somer@nortelnetworks.com)
> I have started using the 2.2.5 kernel from 2.1.24 previously, and have found
> a
> new 4 Meg mapping up at 0xffc00000 that was not there before. This mapping
> is
> setup in arch/ppc/kernel/pmac_setup.c, in routine pmac_setup_arch with the
> following line:
>
> __ioremap(0xffc00000, 0x400000, pgprot_val(PAGE_READONLY));
This is the Mac ROM. I put that in when I was doing some experiments
to do with emulating the Mac hardware and running macos in user mode.
Paul.
[[ This message was sent via the linuxppc-dev mailing list. Replies are ]]
[[ not forced back to the list, so be sure to Cc linuxppc-dev if your ]]
[[ reply is of general interest. Please check http://lists.linuxppc.org/ ]]
[[ and http://www.linuxppc.org/ for useful information before posting. ]]
prev parent reply other threads:[~1999-05-06 1:52 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
1999-05-05 20:48 Strange mapping at 0xffc00000 Jim Somerville
1999-05-06 1:52 ` Paul Mackerras [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=199905060152.LAA00535@tango.anu.edu.au \
--to=paulus@cs.anu.edu.au \
--cc=Paul.Mackerras@cs.anu.edu.au \
--cc=linuxppc-dev@lists.linuxppc.org \
--cc=somer@nortelnetworks.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).