From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <39253A48.24B90117@snmc.com> Date: Fri, 19 May 2000 07:57:45 -0500 From: Daris A Nevil MIME-Version: 1.0 To: Graham Stoney CC: Daniel Wu , linuxppc-embedded@lists.linuxppc.org Subject: Re: Porting LinuxPPC References: <20000519051051.236093C972@elph.research.canon.com.au> Content-Type: text/plain; charset=us-ascii Sender: owner-linuxppc-embedded@lists.linuxppc.org List-Id: Graham, I fell vicitm to the same mistake when I was writing boot code for MPC850. I think adding that to the HOWTO is a great idea. It would have save me 2 or 3 weeks of effort :-). Daris Nevil SiSIC Inc/SNMC Graham Stoney wrote: > Hi Daniel, > > Daniel Wu writes: > > I compiled the mpc8xx-2.2.13 sources using the attached configuration for a > > MPC860T based board with 32MB of RAM. The output vmlinux file was downloaded > > to the target using a BDM debugger. I changed the KERNELLOAD and KERNELBASE > > to 1000000 instead of c0000000 so that the code is located at the start of > > the 16MB region. > > To quote Grant Erickson in > http://lists.linuxppc.org/listarcs/linuxppc-embedded/200001/msg00123.html: > > "You don't ever want to change KERNELLOAD or KERNELBASE, otherwise the > virtual memory and MMU code will all break." > > This seems to be a common error, so I might add mention of it in the HOWTO. > > Regards, > Graham > -- Daris A Nevil SiSIC, Inc., f.k.a. Simple Network Magic Corporation 401 Kentucky Lane McKinney, TX 75069 214-793-7757 dnevil@snmc.com ** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/