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From: "Sangmoon Kim" <dogoil@etinsys.com>
To: "Derrik Weeks" <derrikW@iotech.com>,
	"linuxppc-embedded" <linuxppc-embedded@lists.linuxppc.org>
Subject: Re: execve system call question
Date: Mon, 4 Mar 2002 10:11:40 +0900	[thread overview]
Message-ID: <001301c1c319$8ce6a8d0$1a11efcb@industrialDiv.hanasys.co.kr> (raw)
In-Reply-To: E0A487F3EEFFD111A3C5004033933F9ABBF6CA@postoffice.iotech.com


Hi Derrik Weeks,

I got the bash prompt.

> A little research says this is not the case.  As I understand it (with thanks
> to Wolfgang) Linux reserves memory space below 80000000 for user
> applications.  In my case I had my IMMR based registers mapped below this
> value, and the kernel was setting mapping for this space to virtual =
> physical, which caused my problem.  You may have the same issue with your
> serial port, it would be worth a try to move it to high memory and see if
> this resolves your problem.

I changed the hardware by some jump wire, so the serial port is now located at 0xff000000.
I'll try the virtual != physical thing with my original hardware.

Thank you for the reply!
- Sangmoon Kim -

** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/

  reply	other threads:[~2002-03-04  1:11 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-02-27 14:33 execve system call question Derrik Weeks
2002-03-04  1:11 ` Sangmoon Kim [this message]
     [not found] <C08678384BE7D311B4D70004ACA371050B7632EF@amer22.avnet.com>
2002-03-04  1:20 ` Sangmoon Kim
     [not found] <C08678384BE7D311B4D70004ACA371050B7632EC@amer22.avnet.com>
2002-02-27  1:48 ` Sangmoon Kim
     [not found] <21A8AE56EBB6D411A4520060973D360179DD48@pepintercom.pep.de>
2002-02-27  1:45 ` Sangmoon Kim
     [not found] <69BCCDDC980B4641BFC908D7BF95F1842A4B89@exchsrv-eng>
2002-02-27  1:41 ` Sangmoon Kim
  -- strict thread matches above, loose matches on Subject: below --
2002-02-26 14:34 Derrik Weeks
2002-02-27  1:31 ` Sangmoon Kim
2002-02-26  9:16 monitor in mpc860fads gao xiaoguo
2002-02-26 10:35 ` execve system call question Sangmoon Kim
2002-02-26 13:11   ` None Atall
2002-02-27  1:21     ` Sangmoon Kim
2002-02-27  7:54       ` Wolfgang Denk
2002-02-26 13:21   ` Wolfgang Denk
2002-02-27  1:36     ` Sangmoon Kim
2002-02-26 13:27   ` Christian Pellegrin
2002-02-27  1:23     ` Sangmoon Kim

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