Pci driver can not handle multiple root complex system

[Jilong Kuang - SISA]

Hi Udo,

Please find attached the dump file.

Best,
Jilong

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Jilong Kuang Ph.D. | Samsung Research America - Silicon Valley (SRA-SV)

Senior Research Engineer, Computer Science Lab
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-----Original Message-----
From: Udo Steinberg [mailto:udo at ...121...] 
Sent: Sunday, July 28, 2013 9:47 AM
To: Genode OS Framework Mailing List
Cc: Jilong Kuang - SISA
Subject: Re: Pci driver can not handle multiple root complex system

On Fri, 07 Jun 2013 23:13:18 +0000 Jilong Kuang - SISA (JKS) wrote:

JKS> I just found out current Genode pci driver does not support a system with multiple root complexes.
JKS> 
JKS> More specifically, in the bus_valid() function, it only scans all the devices under the first root complex (starting from bus number 0).  As a result, other devices under different root complexes are considered INVALID, thus will be skipped by pci driver code.

Can you provide us with the DSDT from such a machine with multiple root complexes? Under Linux, you can do:

cat /sys/firmware/acpi/tables/DSDT > dsdt.dump

and then send us that file.

Cheers,
Udo
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