Thank you very much ! That did the trick.
non-root cell loads the driver but craps out on some bogus offset. [ 0.762705] [drm] Initialized [ 0.767062] loop: module loaded [ 0.770444] tg3.c:v3.137 (May 11, 2014) [ 0.774291] tg3 0000:04:00.0: enabling device (0400 -> 0402) FATAL: Invalid PCI config write, port: cfc, size 4, address port: 80040068 RIP: 0xffffffff817039e8 RSP: 0xffffc900000abb60 FLAGS: 46 RAX: 0x00000000a200009a RBX: 0x0000000000000068 RCX: 0x0000000000000068 RDX: 0x0000000000000cfc RSI: 0x0000000000000097 RDI: 0x0000000080040068 CS: 10 BASE: 0x0000000000000000 AR-BYTES: a09b EFER.LMA 1 CR0: 0x0000000080050033 CR3: 0x0000000001e16000 CR4: 0x00000000001426f0 EFER: 0x0000000000000d01 Parking CPU 2 (Cell: "linux2") ________________________________ From: Jan Kiszka <[email protected]> Sent: Monday, January 16, 2017 2:54:38 PM To: Vaidyanath, Rajiv; [email protected] Subject: Re: Device assignment to non-root 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 -- You received this message because you are subscribed to the Google Groups "Jailhouse" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
