sh_msiof_modify_ctr_wait
ret = sh_msiof_modify_ctr_wait(p, 0, SICTR_TSCKE);
ret = sh_msiof_modify_ctr_wait(p, 0, SICTR_RXE);
ret = sh_msiof_modify_ctr_wait(p, 0, SICTR_TXE);
ret = sh_msiof_modify_ctr_wait(p, 0, SICTR_TFSE);
ret = sh_msiof_modify_ctr_wait(p, SICTR_TFSE, 0);
ret = sh_msiof_modify_ctr_wait(p, SICTR_TXE, 0);
ret = sh_msiof_modify_ctr_wait(p, SICTR_RXE, 0);
ret = sh_msiof_modify_ctr_wait(p, SICTR_TSCKE, 0);