Andrew Lunn wrote: > On Thu, Jan 31, 2008 at 10:41:30AM +0000, ANILA SOOMRO wrote: > >> Hello >> >> I am a new user of eCos and ultimately want to run eCos on a Phytec's MPC565 >> board. >> I have downloaded eCos and the the hal package does have a mpc5xx folder. >> I have read the instructions for rebuilding RedBoot which talks about the >> Redboot configuration file for that platform, redboot_RAM.ecm or >> redboot_ROM.ecm but these files are not available in the mpc5xx folder. >> Can anyone tell me from where to get these files or how to build RedBoot for >> MPC565 from the scratch? >> What steps do I need to follow to run RedBoot on MPC565? >> Any help would be highly appreciated. >> > > The mpc5xx package provides generic code for the mpc5xx processor > family. In addition to that you need code specific to your board. eg > look at the cme555 and ec555 packages. These contain the > redboot_RAM.ecm files for that specific board. > > You need to first port eCos to your specific board. I don't know the > PPC families, but maybe you can use either the ec555 or the cme555 as > a starting point. > Porting from one to other platform shouldn't be big problem. May need changes in memory map and eventually boot-loader. This would give 1st prompt. Then you may need drivers for hw that is different between old and new target if such exists: flash, ethernet, etc. > Andrew > >
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