I am not certain but I have tried to enable MSR_DR and was still able to print to the serial console.
Tom > -----Original Message----- > From: Stefano Coluccini [mailto:s.coluccini at caen.it] > Sent: Wednesday, March 28, 2001 10:05 AM > To: Zehetbauer Thomas > Cc: linuxppc-embedded at lists.linuxppc.org > Subject: RE: booting HardHat on IBM 405GP > > > > > It seems that execution stops when calling rfi in > > arch/ppc/kernel/head_4xx.S. I have put the sample code provided to > > output a single character on the serial port immediately > before the rfi > > call and after the after the start_here label. Only the > first is beeing > > executed. Any ideas? > > Are you sure that the code that print a char on the serial > port works also > with MMU enabled ? > ** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
