Cannot use getnia/getmsr/getgpr commands on BMC for p9 (romulus)

[RashmicaG]

All threads are quiesced but we get:
/pdbg -p1 -c19 -t0 getnia p1:c19:t0:nia: Check threadstatus - not all threads on this chiplet are quiesced No valid targets found or specified. Try adding -p/-c/-t options to specify a target. Alternatively run 'pdbg -a probe' to get a list of all valid targets

./pdbg -p1 -c19 -t0 -D4 getnia dt_expand[795]: FDT: Parsing fdt @0x584b0 get_target_class[245]: Allocating fsi target class get_target_class[245]: Allocating pib target class get_target_class[245]: Allocating adu target class get_target_class[245]: Allocating chiplet target class get_target_class[245]: Allocating core target class get_target_class[245]: Allocating thread target class cfam_hmfsi_probe[333]: Found chip type 3 ram_instructions[189]: ram_instructions: 189 ram_getnia[236]: failed ram_instructions[189]: ram_instructions: 189 p1:c19:t0:nia: Check threadstatus - not all threads on this chiplet are quiesced No valid targets found or specified. Try adding -p/-c/-t options to specify a target. Alternatively run 'pdbg -a probe' to get a list of all valid targets