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SubjectRe: Userspace I/O driver core
Arjan van de Ven wrote:
> On Thu, 2006-12-14 at 12:46 +0200, Avi Kivity wrote:
>
>> Arjan van de Ven wrote:
>>
>>>> I understand one still has to write a kernel driver to shut up the irq.
>>>> How about writing a small bytecode interpreter to make event than
>>>> unnecessary?
>>>>
>>>>
>>> if you do that why not do a real driver.
>>>
>>>
>>>
>> An entire driver in bytecode?
>>
>
> no a real, non-bytecode driver.
>
>

Isn't the whole point of uio is to avoid writing a kernel mode driver?

As proposed, it doesn't quite accomplish it. With an additional
bytecode interpreter, you can have a 100% userspace driver (the bytecode
interpreter would be part of uio, not the driver).


--
error compiling committee.c: too many arguments to function

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