From mboxrd@z Thu Jan  1 00:00:00 1970
From: fs.rajat@gmail.com (Rajat Sharma)
Date: Mon, 27 Dec 2010 12:57:23 +0530
Subject: Reserving physical memory in Linux
In-Reply-To: <AANLkTin0niBxCRshQRMMJxNSYxq-RDv=LRB++oJ2YOh6@mail.gmail.com>
References: <AANLkTin0niBxCRshQRMMJxNSYxq-RDv=LRB++oJ2YOh6@mail.gmail.com>
Message-ID: <AANLkTi=dZXYdeenjkPzvcG4mzYWHG4Q0C2yrhpB_LLHs@mail.gmail.com>
To: kernelnewbies@lists.kernelnewbies.org
List-Id: kernelnewbies.lists.kernelnewbies.org

look at alloc_bootmem and family of function to allocate memory at
boot time, description for same is available in chapter 8 Linux device
drivers.

Rajat

On Mon, Dec 27, 2010 at 12:29 PM, Asha R <rd.asha22@gmail.com> wrote:
> Hi,
> I want to reserve one range of physical memory say from 0x10000000 of?256MB
> in Linux. This region is required for DMA functions alone.
> Please help me understand how we can reserve this in Linux. Can this be
> done?using?boot options or any other?
>
> Regards,
> Asha
> _______________________________________________
> Kernelnewbies mailing list
> Kernelnewbies at kernelnewbies.org
> http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies
>
>