On 2017-01-16 20:42, Vaidyanath, Rajiv wrote:
> I removed MMCONFIG info for tg3 in the non-root config (mem_regions) and
> the driver does not expose any ports in /proc/ioports. The only entries
> I have in non-root config are pci_devices and pci_caps, for tg3 NIC.
>
>
> When I load the non-root after this change, I still get the invalid PCI
> config write message.
>
>From your non-root cell config:
> .pci_devices = {
> /* PCIDevice: 04:00.0 */
> {
> .type = JAILHOUSE_PCI_TYPE_DEVICE,
> .iommu = 1,
> .domain = 0x0,
> .bdf = 0x400,
> .bar_mask = {
> 0xffff0000, 0xffffffff, 0x00000000,
> 0x00000000, 0x00000000, 0x00000000,
> },
> .caps_start = 58,
You need to update this as well. It's the index into the caps array. Now
it's 0 as there are no other devices and no other caps.
> .num_caps = 9,
> .num_msi_vectors = 1,
> .msi_64bits = 1,
> .num_msix_vectors = 0,
> .msix_region_size = 0x0,
> .msix_address = 0x0,
> },
>
> },
Jan
--
Siemens AG, Corporate Technology, CT RDA ITP SES-DE
Corporate Competence Center Embedded Linux
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