On Mon, Nov 08, 2010 at 12:25:47PM +0100, Jan Kiszka wrote:
> @@ -417,6 +423,17 @@ static void assigned_dev_pci_write_config(PCIDevice *d, uint32_t address,
>
> if (address == 0x4) {
> pci_default_write_config(d, address, val, len);
> + pci_dev->intx_masked = val & PCI_COMMAND_INTX_DISABLE;
> +#ifdef KVM_CAP_PCI_2_3
> + memset(&assigned_dev_data, 0, sizeof(assigned_dev_data));
> + assigned_dev_data.assigned_dev_id =
> + calc_assigned_dev_id(pci_dev->h_segnr, pci_dev->h_busnr,
> + pci_dev->h_devfn);
> + if (pci_dev->intx_masked) {
> + assigned_dev_data.flags = KVM_DEV_ASSIGN_MASK_INTX;
> + }
> + kvm_assign_set_intx_mask(kvm_context, &assigned_dev_data);
> +#endif
> /* Continue to program the card */
> }
>
> @@ -494,6 +511,10 @@ do_log:
> else if (address == 6)
> val &= ~0x10;
> }
> + if (address == PCI_COMMAND) {
Could also be a single-byte write into the high byte
of this word.
> + val &= ~PCI_COMMAND_INTX_DISABLE;
> + val |= pci_dev->intx_masked;
> + }
>
> return val;
> }
> @@ -824,11 +845,6 @@ static void free_assigned_device(AssignedDevice *dev)
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