From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ori Idan Date: Wed, 28 Jul 2004 14:59:45 +0300 Subject: [U-Boot-Users] PPC 8260 Linux boot In-Reply-To: <20040728083806.B6B18C109F@atlas.denx.de> References: <20040728083806.B6B18C109F@atlas.denx.de> Message-ID: <41079531.2000204@helicontech.co.il> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de >You do have a development system which you used to compile and link >your Linux kernel, don't you? And you do have the "grep" command >installed on that host, right? > > Ok, I think it should be written clearly in the wiki that this is the host system. > > >>>The GMANE archive _is_ searchable. >>> >>> >>> >>What is the GNAME archive? >> >> > >http://news.gmane.org/gmane.comp.boot-loaders.u-boot > >[Why didn't a google search for "gmane u-boot" return useful links for you?] > > > >>I still do not understand what do you mean by init sequence of SDRAM, If >>I had any hint of what you mean by that I would check for it. >> >> > >Read the documentation provided by the manufacturer of your RAM >chips. It shosuld contain a section about the SDRAM init sequence. > > Isn't the fact that I have RAM from 0x0000 means that RAM is initialized? I have checked in Uboot that I can write and read this RAM so I am sure I have it. What other initialization should be done? > > >>>Did you read the FAQ? How about the "clocks_in_mhz" setting? Or the >>>bd_info structure used by the Linux kernel? >>> >>> >>> >>> >>Yes, I have thought about the clock value and made sure it is passed Ok, >>since I am using >>kernel 2.4.25 I understand that the clock should be in Hz and that is >>what U-boot transfers. >> >> > >And what about bd_info? > > I have checked bd_info and it transfers the clock in Hz and also transfer the right RAM and IMMR information. -- Ori Idan