Legacy ISA registers/interrupts in PCI device tree node

Matt Sealey matt at genesi-usa.com
Mon Jul 16 18:59:22 EST 2007


Gerhard,

You could do a LOT worse than check the Pegasos.

-- 
Matt Sealey <matt at genesi-usa.com>
Genesi, Manager, Developer Relations

Gerhard Pircher wrote:
> Hi,
> 
> I wonder, if there is a recommended way to specify ISA register addresses
> and interrupts for a PCI device (unlike for a PCI2ISA bridge)?
> The device in question is the integrated IDE controller of the VIA686B
> southbridge, which works in compatible/legacy mode and thus uses interrupts
> 14 and 15 of the i8259 PIC. Should the fdt contain this information or
> should I hardcode the values in the platform setup code?
> 
> Thanks!
> 
> Regards,
> 
> Gerhard



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