Messages in this thread | | | Date | Tue, 05 Dec 2006 15:49:57 -0800 | From | "H. Peter Anvin" <> | Subject | Re: Is there way to reserve more MMIO resource for PCIE-hotplug-capable slot? |
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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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