From mboxrd@z Thu Jan 1 00:00:00 1970 From: Praveen V.S. Date: Thu, 16 Dec 2004 21:05:26 +0530 Subject: [U-Boot-Users] Data abort while mtest In-Reply-To: <20041216140402.89BE5C1430@atlas.denx.de> Message-ID: <001f01c4e384$dda801e0$0400a8c0@praveenvs> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de But I am not testing to the U-boot area at all(A07E0000 -> A07F59D8) . I am testing the default which is from 0xa0004000 to 0xa0008000 ..Which is giving data abort... I gave like this... $ mtest 0xa0004000 0xa0008000 1 TIA Regards Praveen -----Original Message----- From: wd@denx.de [mailto:wd at denx.de] Sent: Thursday, December 16, 2004 7:34 PM To: praveen at spacomp.com Cc: u-boot-users at lists.sourceforge.net Subject: Re: [U-Boot-Users] Data abort while mtest In message <001301c4e35f$f7a48890$0400a8c0@praveenvs> you wrote: > > My Ram is 32 MB...& so the RAM is from A0000000 to A2000000 > Is there anything wrong in the RAM Configuration.?. > But I am able to properly write to different location using mw & > display it by using md > My U-boot is from A07E0000 -> A07F59D8.. > > What might be the problem ? Isn't this obvious? You are overwriting the U-Boot code when you run a memory test that includes this area. Best regards, Wolfgang Denk -- Software Engineering: Embedded and Realtime Systems, Embedded Linux Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de An age is called Dark not because the light fails to shine, but because people refuse to see it. -- James Michener, "Space"