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Re: Debug messages through serial communication port
- To: Jonathan Larmour <jlarmour at redhat dot com>
- Subject: Re: [ECOS] Debug messages through serial communication port
- From: Cristiano Ligieri Pereira <cpereira at ics dot uci dot edu>
- Date: Thu, 6 Sep 2001 17:21:01 -0700 (PDT)
- cc: "Trenton D. Adams" <tadams at theone dot dnsalias dot com>, ecos-discuss at sourceware dot cygnus dot com
Therefore I cannot get away from this "problem"?
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Cristiano Ligieri Pereira - http://www.ics.uci.edu/~cpereira
> If you're using GDB, then the GDB stubs in your program will be waiting for
> an ack from GDB after every line is output. This all happens with
> interrupts disabled.
>
> The cumulative effect of that may be what the problem is.
>
> Also there is a certain amount of buffering in the diag code, in as much as
> it waits for a newline, but that's all.