I'm curious--

There are no standard names for the for the signals you mention (speed,
transmission, exterior brightness), that I am aware of-- How does Murphy
know what inquiry to make of AMB?  :-)

Paul



Paul Hanchett
-------------------
Infotainment Engineer
MSX on behalf of Jaguar Land Rover
One World Trade Center, 121 Southwest Salmon Street, 11th Floor, Portland,
Oregon, 97204

Email: phanc...@jaguarlandrover.com
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On Tue, Apr 1, 2014 at 5:03 AM, Puustinen, Ismo <ismo.puusti...@intel.com>wrote:

> Hello Tom,
>
> > While groking AMB, I happened across the murphyplugin.
> > Therein, I see some indication of traffic from murphy to AMB;
> > "Received a message from Murphy"
> > "recvfrom_msg(mrp_transport_t *transp, mrp_msg_t *msg ....."
> >
> > Am I correct in assuming this presents a dependency AMB has on Murphy?
> > Can someone help me understand what events Murphy fires to AMB?
>
> Murphy uses basic information from AMB (such as speed, transmission,
> exterior brightness, ...) to be able to do decisions about the vehicle
> state. These decisions are then used for policing, such as regulating
> on-screen applications if the vehicle is moving. The processed states
> are then communicated back to AMB so that other applications can use the
> same information. At the moment Murphy controls "DrivingMode" and
> "NightMode" AMB properties. The control interface is the Murphy plugin
> that you have found from the AMB source code.
>
> So, to recap: from Murphy's point of view AMB is a source of system
> events and a place for propagating policy decisions to applications and
> other interested parties in the system. From AMB's point of view Murphy
> is a client for property changes and a provider of higher-level vehicle
> states.
>
> --
> Ismo Puustinen <ismo.puusti...@intel.com>
> _______________________________________________
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>
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