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Re: [PATCH] remote_rcmd
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