With the errata 213 work-around turned off, the PPC405's with PVR == 0x1470, hangs with the plb_pci projects.
The previously requesting master was toggling M_RNW after the negation of M_Request. While this is a valid scenario in the arbiter, the arbiter was not qualifying the M_RNW with the M_Request signal.
The issue has been fixed in new version v1.03a of the plb_v46 in EDK 10.1 Sp2. It will be available at: