10 Commits

Author	SHA1	Message	Date
Werner Almesberger	9ddc377969	libubb/README.SWUART: document the software-implemented UART	2012-12-31 19:30:18 -03:00
Werner Almesberger	5f3828f710	libubb/swuart.c: only return error codes or fail silently; don't print messages	2012-12-31 19:27:16 -03:00
Werner Almesberger	506db2d69e	libubb/README: describe how to get rid of competing drivers	2012-12-31 09:58:08 -03:00
Werner Almesberger	9d298216e7	libubb/README: document GPIO and register access	2012-12-31 09:44:05 -03:00
Werner Almesberger	be82db036f	libubb/swuart.c (swuart_open): don't call ubb_power ... Leave all this to the libubb user.	2012-12-29 21:17:09 -03:00
Werner Almesberger	e4f8b97e36	libubb/swuart.c: use mlockall to prevent page faults with interrupts off	2012-12-28 22:55:06 -03:00
Werner Almesberger	661420933e	libubb/swuart.c: don't open/close UBB ... This way, we can set things up before and after using SWUART	2012-12-28 17:09:44 -03:00
Werner Almesberger	842766b9ed	libubb/swuart.c (swuart_open): start TX high, not low	2012-12-17 22:44:47 -03:00
Werner Almesberger	1c51cc6757	swuart/: merge library part into libubb	2012-12-17 22:16:32 -03:00
Werner Almesberger	2c52dac4ca	libubb/: helper library for UBB access	2012-12-17 00:44:48 -03:00