Messages in this thread | | | Date | Tue, 11 Aug 2009 16:41:36 +0100 | From | Martyn Welch <> | Subject | Re: [patch 1/5] Staging: VME Framework for the Linux Kernel |
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Emilio G. Cota wrote: > Martyn Welch wrote: > >> Not the same question, but I'd agree - that would probably break the >> current model I have proposed. *However*, providing a resource >> management layer as you have proposed above the basic resource >> management my API provides would resolve that without added complexity >> in the bridge drivers themselves. >> > > It wouldn't break it, the model simply couldn't give you more > than 8 windows-->8 devices. > Unless the devices we the same and the driver reused one window. > I think it should be the bridge the one that manages its > own resources, not someone else. > I still think that layering this above the driver is better - it only needs to be written once rather than replicated for each bridge chip. > I'm coding a layer that works this way, we'll see how it looks. > > Much obliged. >> Yes. If I understand you correctly, your saying that management of the >> devices in the VME address space is a system configuration issue. >> > > It obviously is. We cannot impose the users where they should > plug their devices or which pins on the boards they should > tweak. They build their crates --> they tell the kernel about > them. > Agreed.
Martyn
-- Martyn Welch MEng MPhil MIET (Principal Software Engineer) T:+44(0)1327322748 GE Fanuc Intelligent Platforms Ltd, |Registered in England and Wales Tove Valley Business Park, Towcester, |(3828642) at 100 Barbirolli Square, Northants, NN12 6PF, UK T:+44(0)1327359444 |Manchester,M2 3AB VAT:GB 927559189
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