From: Richard Henderson <rth@twiddle.net>
To: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Linux kernel <linux-kernel@vger.rutgers.edu>,
Linux/PPC Development <linuxppc-dev@lists.linuxppc.org>,
Linux/MIPS Development <linux@cthulhu.engr.sgi.com>
Subject: Re: Proposal: non-PC ISA bus support
Date: Thu, 22 Jun 2000 00:19:16 -0700 [thread overview]
Message-ID: <20000622001916.A29550@twiddle.net> (raw)
In-Reply-To: <Pine.GSO.4.10.10006220828350.27193-100000@dandelion.sonytel.be>
On Thu, Jun 22, 2000 at 08:45:47AM +0200, Geert Uytterhoeven wrote:
> But with ioremap() you cannot specify where it has to be mapped, right? So
> you're still stuck with an offset.
Huh? Who cares where it's mapped. "Some unused space."
A pointer is a pointer.
In my case there is a direct correlation between the "base address"
and the "ioremaped address" -- the addition of a constant. That's
the win for using 64-bit pointers. ;-)
> > the ISA bus is contained within exactly one PCI hose.
>
> Which is not the case on some boxes :-(
The only machines I knew about that had this were the DEC NUMA
machines. What does your bus configuration look like?
r~
next prev parent reply other threads:[~2000-06-22 7:22 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-06-20 11:21 Proposal: non-PC ISA bus support Geert Uytterhoeven
2000-06-20 12:23 ` Benjamin Herrenschmidt
2000-06-20 12:23 ` Benjamin Herrenschmidt
2000-06-20 12:41 ` Geert Uytterhoeven
2000-06-20 13:02 ` Benjamin Herrenschmidt
2000-06-20 13:09 ` Geert Uytterhoeven
2000-06-20 13:25 ` De Schrijver Peter
2000-06-20 13:25 ` De Schrijver Peter
2000-06-20 13:30 ` Benjamin Herrenschmidt
2000-06-20 13:30 ` Benjamin Herrenschmidt
2000-06-21 21:47 ` Michel Lanners
2000-06-21 21:47 ` Michel Lanners
2000-06-20 17:11 ` Frank Rowand
2000-06-20 17:29 ` Geert Uytterhoeven
2000-06-20 20:10 ` Russell King
2000-06-20 20:10 ` Russell King
2000-06-21 23:57 ` Richard Henderson
2000-06-22 6:45 ` Geert Uytterhoeven
2000-06-22 7:19 ` Richard Henderson [this message]
2000-06-22 7:41 ` Geert Uytterhoeven
2000-06-22 8:59 ` Richard Henderson
2000-06-22 9:15 ` Geert Uytterhoeven
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=20000622001916.A29550@twiddle.net \
--to=rth@twiddle.net \
--cc=geert@linux-m68k.org \
--cc=linux-kernel@vger.rutgers.edu \
--cc=linux@cthulhu.engr.sgi.com \
--cc=linuxppc-dev@lists.linuxppc.org \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.