MI and remote debugging

[Andrew Cagney]

> Any remote config (like gdbserver, or even monitor, I think...) that
> overrides gdb_target_cmd/gdb_file_cmd loses because of the static mi version
> in mi-support.exp.  This leads to almost a day's worth of timeouts.  I've
> tried to cobble together a gdbserver version of mi_gdb_file_cmd and an
> mi-aware mi_gdb_target_cmd; I can't do it.
> 
> Andrew, any thoughts?

For targets other than ``target remote'' I don't think we need to be too 
concerned.  However, ``target remote'' variants should work.  I know it 
works for SID (a remote simulator).

Can you expand a little.

Andrew