From: Allen Curtis <acurtis@onz.com>
To: leo_guo@jisung.cn
Cc: wolfgang@denx.de, linuxppc-embedded-request@ozlabs.org,
linuxppc-embedded@ozlabs.org
Subject: Re: boot kernel problem?
Date: Tue, 14 Jun 2005 07:21:03 -0700 [thread overview]
Message-ID: <e5570bf9e16d7d895f5d2658a4cc3775@onz.com> (raw)
In-Reply-To: <OQa9KclZrJxs$vCkAaFuL$rXNJWNzE@leo_guo>
0xc0000000 is where the kernel is located in virtual space, after boot
and initialization.
On Jun 14, 2005, at 1:00 AM, leo_guo@jisung.cn wrote:
> Hi all,
>
> For MPC82xx, running U-BOOT-1.1.2 and linux-2.4.24, I have a question:
>
> After uboot download the kernel through net/serial or read out it from
> flash, then it decompress the kernel to SDRAM, from the begin address
> 0x0, and execute the first instruction.
>
> But I am puzzle that the linux kernel entry address is 0xc0000000(know
> from file System.map), how
> can the kernel bootup if you decompress the kernel to address 0x0?
> And I know the MMU is off now.
>
>
> Best Regards!
>
> _______________________________________________
> Linuxppc-embedded mailing list
> Linuxppc-embedded@ozlabs.org
> https://ozlabs.org/mailman/listinfo/linuxppc-embedded
prev parent reply other threads:[~2005-06-14 14:21 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-06-14 8:00 boot kernel problem? leo_guo
2005-06-14 14:21 ` Allen Curtis [this message]
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