From: "Antonino A. Daplas" <adaplas@gmail.com>
To: Jean Delvare <khali@linux-fr.org>
Cc: Vishal Soni <vishal.linux@gmail.com>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: How to get SDA/SCL bit position in the control word register of the video card?
Date: Sat, 26 Nov 2005 19:34:32 +0800 [thread overview]
Message-ID: <43884848.9040301@gmail.com> (raw)
In-Reply-To: <20051126113633.4f2fb35a.khali@linux-fr.org>
Jean Delvare wrote:
> Hi Vishal,
>
>>>>> I tried to use linux kernel API char* get_EDID_from_BIOS(void*) and
>>>> then using kgdb to debug the kernel module (that i wrote) to get the
>>>> same but failed to find the way to get the above.
>>> I couldn't find any function by that name in the Linux kernel source
>>> tree. What are you talking about?
>> /usr/src/linux-2.6.x/include/video/edid.h
>
> There is no function by that name in that file, neither in Linus'
> latest kernel, nor in Andrew Morton's one. Whatever you are talking
> about does not seem to exist.
>
That's the old name. It's now renamed to fb_firmware_edid() which is in
drivers/video/fbmon.c. But you won't get anything from this function.
The DDC transfer was done entirely by the Video BIOS using a VBE interrupt
call during boot in arch/i386/boot/video.S:store_edid.
Tony
prev parent reply other threads:[~2005-11-26 11:35 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-11-24 10:45 How to get SDA/SCL bit position in the control word register of the video card? Vishal Linux
2005-11-24 10:53 ` Vojtech Pavlik
2005-11-25 19:33 ` Jean Delvare
2005-11-26 4:12 ` Vishal Linux
2005-11-26 10:36 ` Jean Delvare
2005-11-26 11:25 ` Vishal Soni
2005-11-26 11:34 ` Antonino A. Daplas [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=43884848.9040301@gmail.com \
--to=adaplas@gmail.com \
--cc=khali@linux-fr.org \
--cc=linux-kernel@vger.kernel.org \
--cc=vishal.linux@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 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.