Re: iommu breaks usb after resume

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From: Pavel Machek
Date: Thursday, March 27, 2008 - 6:29 am

Hi!


Probably this needs to be redone during resume, right?

	/* Fix up the north bridges */
	for (num = 24; num < 32; num++) {
		if (!early_is_k8_nb(read_pci_config(0, num, 3, 0x00)))
			continue;

		/*
		 * Don't enable translation yet. That is done later.
		 * Assume this BIOS didn't initialise the GART so
		 * just overwrite all previous bits
		 */
		write_pci_config(0, num, 3, 0x90, aper_order<<1);
		write_pci_config(0, num, 3, 0x94, aper_alloc>>25);
	}

....plus the "enable translation" part... but where is that hiding?

									Pavel

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Messages in current thread:
iommu breaks usb after resume, Pavel Machek, (Thu Mar 20, 4:14 am)
Re: iommu breaks usb after resume, Ingo Molnar, (Fri Mar 21, 6:27 am)
Re: iommu breaks usb after resume, Andi Kleen, (Fri Mar 21, 6:54 am)
Re: iommu breaks usb after resume, Pavel Machek, (Wed Mar 26, 3:21 am)
Re: iommu breaks usb after resume, Andi Kleen, (Wed Mar 26, 6:00 am)
Re: iommu breaks usb after resume, Pavel Machek, (Wed Mar 26, 3:54 pm)
Re: iommu breaks usb after resume, Ingo Molnar, (Wed Mar 26, 4:00 pm)
Re: iommu breaks usb after resume, Pavel Machek, (Wed Mar 26, 4:05 pm)
Re: iommu breaks usb after resume, Andi Kleen, (Wed Mar 26, 10:53 pm)
Re: iommu breaks usb after resume, Pavel Machek, (Thu Mar 27, 1:41 am)
Re: iommu breaks usb after resume, Pavel Machek, (Thu Mar 27, 1:42 am)
(eats disks) Re: iommu breaks usb after resume, Pavel Machek, (Thu Mar 27, 1:47 am)
Re: iommu breaks usb after resume, Pavel Machek, (Thu Mar 27, 2:59 am)
Re: iommu breaks usb after resume, Andi Kleen, (Thu Mar 27, 4:49 am)
Re: iommu breaks usb after resume, Pavel Machek, (Thu Mar 27, 6:29 am)
Re: iommu breaks usb after resume, Andi Kleen, (Thu Mar 27, 6:34 am)
Re: iommu breaks usb after resume, Rafael J. Wysocki, (Thu Mar 27, 1:30 pm)
Re: iommu breaks usb after resume, Pavel Machek, (Thu Mar 27, 4:40 pm)
Re: iommu breaks usb after resume, Rafael J. Wysocki, (Thu Mar 27, 4:52 pm)
Re: iommu breaks usb after resume, Pavel Machek, (Fri Mar 28, 6:50 am)