4 commits

Author	SHA1	Message	Date
Stefan Lankes	4a9440dd62	redesign of the IO interface ... - all messages are stored in a ring buffer - new devices (e.g. UART) are able to print previous messages	2014-12-13 18:00:35 +01:00
Stefan Lankes	df0b192e21	add basic support of an UART device	2014-12-09 10:09:03 +01:00
Stefan Lankes	87801a1706	add preemptive multitasking and interrupt handling	2013-11-27 22:49:30 +01:00
Stefan Lankes	07b2250270	add the "smallest" HelloWorld of the world	2013-11-08 17:22:37 +01:00