From: "G.B." <bauhaus@futureapps.invalid>
Subject: Re: Ravenscar and context switching for Cortex-M4
Date: Fri, 13 Feb 2015 13:41:03 +0100
Date: 2015-02-13T13:41:03+01:00 [thread overview]
Message-ID: <mbkrbq$v3o$1@dont-email.me> (raw)
In-Reply-To: <ck4k7iFmom0U1@mid.individual.net>
On 12.02.15 22:28, Niklas Holsti wrote:
> On 15-02-12 22:25 , Patrick Noffke wrote:
>> According to
>> http://docs.adacore.com/gnathie_ug-docs/html/gnathie_ug/gnathie_ug/the_predefined_profiles.html#ada-restrictions-in-the-ravenscar-profiles,
>>
>> at most one task may be queued on an entry. I take this to mean *on
>> a single entry* and that two tasks may be simultaneously queued on
>> separate entries. Is that correct?
>
> Definitely correct.
Are you sure this is correct? The profile includes
Simple_Barriers,
Max_Entry_Queue_Length => 1,
Max_Protected_Entries => 1,
Max_Task_Entries => 0,
I thought "essentially no queuing" (hence no more than one
simple entry per object) is a good rule of thumb for Ravenscar
profile based programming.
next prev parent reply other threads:[~2015-02-13 12:41 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-12 20:25 Ravenscar and context switching for Cortex-M4 Patrick Noffke
2015-02-12 21:28 ` Niklas Holsti
2015-02-13 12:41 ` G.B. [this message]
2015-02-13 16:25 ` Simon Wright
2015-02-13 18:08 ` Niklas Holsti
2015-02-13 19:01 ` Simon Wright
2015-02-13 23:45 ` Georg Bauhaus
2015-02-16 16:27 ` Patrick Noffke
2015-02-16 16:34 ` Patrick Noffke
2015-02-16 21:28 ` Simon Wright
2015-02-19 20:14 ` Patrick Noffke
2015-02-19 21:03 ` Bob Duff
2015-02-20 13:05 ` Simon Wright
2015-02-19 22:13 ` Patrick Noffke
2015-02-19 22:44 ` Patrick Noffke
2015-02-20 8:31 ` Simon Wright
2015-06-24 15:20 ` Patrick Noffke
2015-08-06 21:05 ` Patrick Noffke
2015-08-06 21:43 ` Patrick Noffke
2015-08-07 20:34 ` Patrick Noffke
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