I made a MPC852T board. I set the HW config word to 0x04600000(D5,D9,D10 pulled up).So the [ISB]=00,
 
and the IMMR = 0x00000000.
 
 When the CPU is power up, can it boot from external boot flash(39vf040)? Or just run from internal
 
memory space(because the IMMR=0x0)?