From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Michael Schmitz <schmitzmic@gmail.com>
Cc: Finn Thain <fthain@telegraphics.com.au>,
Vainikka Tuomas <tuomas.vainikka@aalto.fi>,
linux-m68k <linux-m68k@vger.kernel.org>
Subject: Re: m68k v3.16 status update
Date: Tue, 19 Dec 2017 09:19:15 +0100 [thread overview]
Message-ID: <CAMuHMdXJtTqpWsftPMgmPOmJYYNRO2ZNRVDDak3Vy-WtC24zZw@mail.gmail.com> (raw)
In-Reply-To: <CAOmrzkKgHEO8BY-z5hXKoJFgb7SpZF55jjkeo-9v34PkqsYt_Q@mail.gmail.com>
Hi Michael,
On Tue, Dec 19, 2017 at 1:40 AM, Michael Schmitz <schmitzmic@gmail.com> wrote:
> Contrary to the Mac driver, esp->command_block and
> esp->command_block_dma are not identical addresses on Amiga. Is there
> a generic way to map a DMA address (i.e., physical address AFAIK) to a
> kernel virtual one? (I can use esp->command_block in the reconnect
> message special case but not otherwise ...)
The only generic way is to use the virtual and DMA addresses as returned
by the dma_map_*() functions.
There may be some platform-specific legacy conversion routines around...
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
next prev parent reply other threads:[~2017-12-19 8:19 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-05 19:40 m68k v3.16 status update Geert Uytterhoeven
2014-08-05 19:52 ` Ingo Jürgensmann
2014-08-05 20:29 ` John Paul Adrian Glaubitz
2014-08-06 7:35 ` Geert Uytterhoeven
2014-08-06 9:53 ` John Paul Adrian Glaubitz
2014-08-08 8:58 ` Michael Schmitz
2014-08-08 9:53 ` Tuomas Vainikka
2014-08-08 8:38 ` Michael Schmitz
2014-08-08 9:45 ` Christian T. Steigies
2014-08-08 22:33 ` Michael Schmitz
2014-08-08 14:25 ` Tuomas Vainikka
2014-08-08 22:25 ` Michael Schmitz
2014-08-09 6:45 ` Tuomas Vainikka
2014-08-10 1:44 ` Michael Schmitz
2017-12-14 4:47 ` Michael Schmitz
2017-12-14 12:07 ` Vainikka Tuomas
2017-12-14 13:20 ` John Paul Adrian Glaubitz
2017-12-14 18:40 ` Michael Schmitz
2017-12-14 23:49 ` Finn Thain
2017-12-19 0:40 ` Michael Schmitz
2017-12-19 3:35 ` Finn Thain
2017-12-19 6:11 ` Michael Schmitz
2017-12-19 22:06 ` zorro_esp, was " Finn Thain
2017-12-19 23:01 ` Finn Thain
2017-12-20 1:42 ` Michael Schmitz
2017-12-20 3:34 ` Finn Thain
2017-12-28 8:02 ` Michael Schmitz
2017-12-29 0:02 ` Finn Thain
2017-12-29 9:09 ` Michael Schmitz
2017-12-19 8:19 ` Geert Uytterhoeven [this message]
2017-12-20 7:33 ` zorro_esp, was: " Michael Schmitz
2017-12-20 8:13 ` Geert Uytterhoeven
2017-12-15 8:34 ` Vainikka Tuomas
2017-12-16 0:04 ` TCQ with zorro_esp, was " Finn Thain
2017-12-19 0:44 ` Michael Schmitz
2014-08-09 1:14 ` Michael Schmitz
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=CAMuHMdXJtTqpWsftPMgmPOmJYYNRO2ZNRVDDak3Vy-WtC24zZw@mail.gmail.com \
--to=geert@linux-m68k.org \
--cc=fthain@telegraphics.com.au \
--cc=linux-m68k@vger.kernel.org \
--cc=schmitzmic@gmail.com \
--cc=tuomas.vainikka@aalto.fi \
/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).