Dear Eugene, Thanks for your suggestion! This was indeed a hardware bug! I found a problem with my cpu strapping pins! UART0_TX was never driven externally(it was left open), Thanks again for your reply, with best regards, Albert.
On 9/8/05, Eugene Surovegin <ebs at ebshome.net> wrote: > On Thu, Sep 08, 2005 at 11:33:53AM +0530, Albert David wrote: > > Friends, > > I have been trying to find a solution to fix "PPC: timeout while > > waiting for freeze" for my custom board. > > BDI2000 keeps resetting the system with the following message... > > > > TARGET: processing user reset request > > TARGET: resetting target passed > > TARGET: processing target startup .... > > *** TARGET: core #0 startup failed # PPC: timeout while waiting for freeze > > TARGET: target will be restarted in 10 sec > > > > I tried all the possible solutions provided at > > http://www.ultsol.com/faq-P206.htm for this perticular behaviour but > > the problem remains same! > > > > I have ensured that my Board's JTAG interface is properly working by > > boundary scanning the pins of PPC405EP using UniversalScan software > > with Altera-ByteBlaster MV. > > > > for your information: twice i could succeed connecting BDI2000 with my > > target! somehow it happen to work while i was trying to execute low > > level JTAG commands such as 'rir' rdr' and then after exiting(JTAG > > command shell of BDI) it worked, but there is no consistency! > > > > looks like my cpu core is not halting after asserting HALT line. > > has anyone faced similar problem?? > > In _all_ cases I saw this problem it was a hw bug. Ask your hw > engineers to help you. Start with the usual suspects: power, clocks, > strapping, etc. > > I don't think working boundary scan is an indication that hw design is > OK. > > -- > Eugene > >
