From: "Luís Vitório Cargnini" <lvcargnini@ieee.org>
To: Raghunandan Dhongadi <dk.raghu@gmail.com>
Cc: linux-omap-open-source@linux.omap.com
Subject: Re: Processing of command line mem=32M
Date: Fri, 12 Jan 2007 14:20:02 -0200 [thread overview]
Message-ID: <ae36f8040701120820sbfbff61jeeaf10d73b387265@mail.gmail.com> (raw)
In-Reply-To: <7d8fdf6f0701120307gee02aa1j7ff80e5eac4eefe9@mail.gmail.com>
It looks simple, allocate all memory normally to ARM during boot, in
execution time make an MMAP in DSPGateway in 64 Mb, and that is, a 64 Mb of
area to DSP, that could be accessed by ARM too.
On 1/12/07, Raghunandan Dhongadi <dk.raghu@gmail.com> wrote:
>
> Hello All,
>
> I have Linux kernel 2.6.14-7 for OMAP2430 SDP board. The SDP has 128MB
> of SDRAM memory. I want to share the 128MB into 64MB for ARM core and
> 64MB for DSP core.
> I am giving the kernel command line parameter "mem=64M" but with this
> the boot process
> stops at "Uncompressing Kernel".
>
> But if I give a minimum of "mem=113M" it boots fine. Wanted to know
> where does the processing of command line parameters happen and what
> could be the issue ?
>
> Warm Regards,
> Raghu
> _______________________________________________
> Linux-omap-open-source mailing list
> Linux-omap-open-source@linux.omap.com
> http://linux.omap.com/mailman/listinfo/linux-omap-open-source
>
--
------------------------------------------------------------------------------
Thanks && Regards
Msc. Bsc. Luís Vitório Cargnini
IEEE Member
Mastering Degree student @ PUC-RS
Electrical Engineer Faculty
Ipiranga Avenue, 6681 – Building 30
P.O. Box: 90619-900 – Porto Alegre/RS
Phone: +55 51 3320 3500 extension: 7696
---------------------------------------------------------------------------------
next prev parent reply other threads:[~2007-01-12 16:20 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-01-12 11:07 Processing of command line mem=32M Raghunandan Dhongadi
2007-01-12 12:57 ` Woodruff, Richard
2007-01-12 16:20 ` Luís Vitório Cargnini [this message]
2007-01-12 18:38 ` Woodruff, Richard
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=ae36f8040701120820sbfbff61jeeaf10d73b387265@mail.gmail.com \
--to=lvcargnini@ieee.org \
--cc=dk.raghu@gmail.com \
--cc=linux-omap-open-source@linux.omap.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.