amdzen_stub_put32
amdzen_stub_put32(df->adf_funcs[ficaa.drd_func], ficaa.drd_reg, val);
amdzen_stub_put32(df->adf_nb, AMDZEN_NB_SMN_ADDR, base_addr);
amdzen_stub_put32(df->adf_nb, AMDZEN_NB_SMN_ADDR, base_addr);
amdzen_stub_put32(df->adf_nb, AMDZEN_NB_SMN_DATA, val);