From: Michael Ellerman <michael@ellerman.id.au>
To: "Sébastien Chrétien" <sebastien.chretien.enseirb@gmail.com>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: [machdep_calls] IRQ
Date: Fri, 22 Aug 2008 15:20:45 +1000 [thread overview]
Message-ID: <1219382445.7861.60.camel@localhost> (raw)
In-Reply-To: <319b0ac50808210123m81e8364od983d5dbbb601104@mail.gmail.com>
[-- Attachment #1: Type: text/plain, Size: 853 bytes --]
On Thu, 2008-08-21 at 10:23 +0200, Sébastien Chrétien wrote:
> Exactly, I mean ppc_md.init_IRQ().
> Ok. What have I to setup in this function ? I set the mask and other
> registers. Is it right ? How do I chose the mask ?
It totally depends on your platform, I really can't tell you. You can
look at similar platform code if there is some, otherwise the reference
manual for your hardware or similar should have what you need.
> At the end of this funtion, IRQ are disable. Is that right ? So who
> does enable IRQs ?
Yes, irqs get enabled a bit later in start_kernel().
cheers
--
Michael Ellerman
OzLabs, IBM Australia Development Lab
wwweb: http://michael.ellerman.id.au
phone: +61 2 6212 1183 (tie line 70 21183)
We do not inherit the earth from our ancestors,
we borrow it from our children. - S.M.A.R.T Person
[-- Attachment #2: This is a digitally signed message part --]
[-- Type: application/pgp-signature, Size: 189 bytes --]
next prev parent reply other threads:[~2008-08-22 5:20 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-08-21 7:13 [machdep_calls] IRQ Sébastien Chrétien
2008-08-21 8:02 ` Michael Ellerman
2008-08-21 8:23 ` Sébastien Chrétien
2008-08-22 5:20 ` Michael Ellerman [this message]
2008-08-22 9:48 ` Sébastien Chrétien
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=1219382445.7861.60.camel@localhost \
--to=michael@ellerman.id.au \
--cc=linuxppc-dev@ozlabs.org \
--cc=sebastien.chretien.enseirb@gmail.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).