Re: [PATCH] remote_rcmd

[Johan Rydberg <jrydberg@rtmk.org>]

On 2002.07.14 20:28 Andrew Cagney wrote:

: > I think I wasn't clear in my question.  qRcmd can send some O packets,
: > which are supposed to provide some ambiguous form of "output" from the
: > "console", and then one <HEX-OUTPUT> packet.  What is supposed to go in
: > which?  It doesn't make sense to me to limit this to one <HEX-OUTPUT>
: > packet if it is arbitrary output; it may simply be too large.  On the
: > other hand I'm not sure I see why both O<HEX> and <HEX> are allowed.

If I'm not mistaken, the "O"-packet is used for just transfering one
character, not a string.

: Sorry, you've lost me.  There are a number of choices and which is used 
: is left to the implementor.  Sequences like:
: 
: 	<- O output
: 	<- O output
: 	<- OK
: and
: 	<- O output
: 	<- output
: and
: 	<- output
: and
: 	<- OK
: 
: are all valid.  To be honest, I've only seen targets use the last two. 
: Typically the command response is so small that it can be safely 
: squeesed into a single reply packet.

Typically it can squeese into one packet, yes.  But should the protocol
really put a limit on the output?

regards
johan