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SubjectRe: Is there way to reserve more MMIO resource for PCIE-hotplug-capable slot?
Zhao Forrest wrote:
> Hi,
> Sometimes we could hotplug a PCIE device, which require more MMIO
> resource than that reserved by BIOS.
> My question is: is there a way for kernel to reserved more MMIO
> resource for a PCIE-hotplug-capable slot? I searched the
> kernel-parameters.txt, but didn't find any related information.

If you need 32-bit MMIO, no, because it requires chipset-specific
reprogramming. 64-bit MMIO should be readily available.

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