From: vikram186@gmail.com (Vikram Narayanan)
To: kernelnewbies@lists.kernelnewbies.org
Subject: How vmlinux is recognized?
Date: Thu, 12 May 2011 01:01:41 +0530 [thread overview]
Message-ID: <BANLkTikRk9xQSZMSAD9=+ciGzQ_u3pjdtg@mail.gmail.com> (raw)
In-Reply-To: <BANLkTinpi3jqa3=VCP-2B9Az6Y3GjO2K7Q@mail.gmail.com>
On Thu, May 12, 2011 at 12:47 AM, Dave Hylands <dhylands@gmail.com> wrote:
> Hi Vikram,
>
> On Wed, May 11, 2011 at 11:06 AM, Vikram Narayanan <vikram186@gmail.com> wrote:
>> Hi,
>>
>> Sorry if this question is stupid.
>> How the vmlinux (an ELF executable) is recognized by the processor?
>> What are the files that are responsible for this?
>
> Well the short answer is that it isn't.
>
> The ELF file is normally just one stage of the process. You still need
> to extract a binary from the ELF, and the binary contains the raw
> executable code that the processor uses.
>
> Normally the boot loader will extract a binary (perhaps from an ELF,
> or perhaps from a raw binary image) and this is what the processor
> sees.
So in case of x86, say Grub will be taking care of this extraction. Right?
If, so the grub code will have the mechanisms for extracting the raw
binary from ELF.
Am i right?
-
Thanks,
Vikram
next prev parent reply other threads:[~2011-05-11 19:31 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-11 18:06 How vmlinux is recognized? Vikram Narayanan
2011-05-11 19:17 ` Dave Hylands
2011-05-11 19:31 ` Vikram Narayanan [this message]
2011-05-11 19:45 ` Mulyadi Santosa
2011-05-11 20:04 ` Vikram Narayanan
2011-05-11 20:09 ` Mulyadi Santosa
2011-05-11 20:11 ` Vikram Narayanan
2011-05-11 20:21 ` Mulyadi Santosa
2011-05-12 3:32 ` Vikram Narayanan
2011-05-12 4:32 ` Sudheer Divakaran
2011-05-12 6:21 ` Sudheer Divakaran
2011-05-12 7:26 ` luca ellero
2011-05-12 8:17 ` Mulyadi Santosa
2011-05-13 0:19 ` Vikram Narayanan
2011-05-13 1:42 ` Dave Hylands
2011-05-16 3:14 ` Vikram Narayanan
2011-05-16 3:44 ` Peter Teoh
2011-05-16 14:12 ` Vikram Narayanan
2011-05-12 9:31 ` अनुज
2011-05-11 20:33 ` Manohar Vanga
2011-05-12 3:34 ` Vikram Narayanan
2011-05-12 16:46 ` mindentropy
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