10 commits

Author	SHA1	Message	Date
Robert Morris	e3b7058907	streamline copyin/copyout code in usertests ... fix bugs in read/write return values when there's an error	2020-08-10 11:19:10 -04:00
Robert Morris	0f50e9527c	fix printf() in interrupts	2020-08-10 11:19:10 -04:00
Robert Morris	27057bc9b4	interrupt-driven uart output, hopefully a nice example for teaching.	2020-08-10 11:19:10 -04:00
Robert Morris	629faafa36	cleaner UART register interface	2019-07-27 06:44:24 -04:00
Robert Morris	a33f60fea3	console/uart tweaks	2019-07-27 05:47:19 -04:00
Robert Morris	cf48b24c03	beautify console.c	2019-07-27 04:15:06 -04:00
Robert Morris	281d450a08	split printf into a separate file, to make console.c more like a driver	2019-07-27 03:49:03 -04:00
Robert Morris	a77287e924	no more PAGEBREAK	2019-07-24 13:33:43 -04:00
Robert Morris	a8305b7318	FD_DEVICE	2019-06-13 10:29:27 -04:00
Robert Morris	5753553213	separate source into kernel/ user/ mkfs/	2019-06-11 09:57:14 -04:00

Renamed from console.c (Browse further)