PCI IO memory resource allocation

[Vladimir Murzin]

On Wed, Aug 17, 2011 at 3:33 PM, J.Hwan Kim <frog1120 at gmail.com> wrote:
> Hi, everyone
>
> In kernel source, where is the PCI IO memory resource allocation is done?
> (memory mapped io)
>
> And can you explain the IO memory resource allocation mechanism?
>
> Thanks in advance
>
> Best Regards,
>
> J.Hwan Kim
>
>
>
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Hi J.Hwan,

Have you tried reading some books like Linux Device Drivers by
Jonathan Corbet, Alessandro
Rubini, and Greg Kroah-Hartman? In mentioned book there is a chapter
dedicated to PCI subsystem.