Queue task Problem

Wolfgang Denk wd at denx.de
Mon Apr 29 20:58:21 EST 2002

In message <sccd40ff.057 at mail.frequentis.com> you wrote:
> I wrote a device driver which handles the SCC in UART mode of a MPC860T
> for a simple protocol. The protocol start with a byte, the other side
> send a ack, then the packet will be sent. At last an ack will be send
> from the receiver. My problem is, that sometimes the bottom half part of
> my software won't be executed.

Ummm... is there  any  good  reason  (except  maybe  for  a  training
exercise to write a new driver for that instead of using the existing
(and working) SCC UART driver?

Wolfgang Denk

Software Engineering:  Embedded and Realtime Systems,  Embedded Linux
Phone: (+49)-8142-4596-87  Fax: (+49)-8142-4596-88  Email: wd at denx.de
Doubt is a pain too lonely to know that faith is his twin brother.
- Kahlil Gibran

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