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Re: [PATCH v2 0/3] Decouple INTx-to-LNKx routing from south bridges


From: Bernhard Beschow
Subject: Re: [PATCH v2 0/3] Decouple INTx-to-LNKx routing from south bridges
Date: Sun, 18 Dec 2022 10:21:49 +0000


Am 9. Dezember 2022 15:23:59 UTC schrieb "Philippe Mathieu-Daudé" 
<philmd@linaro.org>:
>On 20/11/22 16:05, Bernhard Beschow wrote:
>> v1:
>> ===
>> 
>> During my PIIX consolidation work [1] I've noticed that both PIIX models have
>> quite different pci_slot_get_pirq() implementations. These functions seem to
>> map PCI INTx pins to input pins of a programmable interrupt router which is
>> AFAIU board-specific. IOW, board-specific assumptions are baked into the 
>> device
>> models which prevent e.g. the whole PIIX4 south bridge to be reusable in the 
>> PC
>> machine.
>> 
>> This series first factors out pci_bus_map_irqs() from pci_bus_irqs() which
>> then allowes for moving the two board-specific PIIX pci_slot_get_pirq()
>> funtions into their respective boards. With these changes, the PIIX4 south
>> bridge could eventually become an alternative to the PIIX3-Frankenstein
>> solution in the PC machine.
>
>Series:
>Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>

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Who will pull this?



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