One more try. Is CONFIG_CONSOLE_POLL intended to be used to implement general irqless serial functionality, such as for serial ports that have no irq, or is it more narrowly intended just for serial IO inside of an IRQ or dduring debugging ? -- Dave Lynch DLA Systems Software Development: Embedded Linux 717.627.3770 dhlii@xxxxxxxxxx http://www.dlasys.net fax: 1.253.369.9244 Cell: 1.717.587.7774 Over 25 years' experience in platforms, languages, and technologies too numerous to list. "Any intelligent fool can make things bigger and more complex... It takes a touch of genius - and a lot of courage to move in the opposite direction." Albert Einstein -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html