REG_ERR_IER
ier_val = bm_ccsr_in(REG_ERR_IER);
bm_ccsr_out(REG_ERR_IER, ier_val);
bm_ccsr_out(REG_ERR_IER, 0xffffffff);
ier_val = qm_ccsr_in(REG_ERR_IER);
qm_ccsr_out(REG_ERR_IER, ier_val);
qm_ccsr_out(REG_ERR_IER, 0xffffffff);