WHILE_CNT_AND_COND_DO 100 kernel/genarch/src/drivers/ns16550/ns16550.c WHILE_CNT_AND_COND_DO(RETRY_CNT, WHILE_CNT_AND_COND_DO 107 kernel/genarch/src/drivers/ns16550/ns16550.c WHILE_CNT_AND_COND_DO(RETRY_CNT,