Method initialize_msix

pci/src/vfio.rs:861–890

(
        &mut self,
        msix_cap: MsixCap,
        cap_offset: u32,
        bdf: PciBdf,
        state: Option<MsixConfigState>,
    )

    }

    fn initialize_msix(
        &mut self,
        msix_cap: MsixCap,
        cap_offset: u32,
        bdf: PciBdf,
        state: Option<MsixConfigState>,
    ) {
        let interrupt_source_group = self
            .msi_interrupt_manager
            .create_group(MsiIrqGroupConfig {
                base: 0,
                count: msix_cap.table_size() as InterruptIndex,
            })
            .unwrap();

        let msix_config = MsixConfig::new(
            msix_cap.table_size(),
            MaybeMutInterruptSourceGroup::Immutable(interrupt_source_group.clone()),
            bdf.into(),
            state,
        )
        .unwrap();

        self.interrupt.msix = Some(VfioMsix {
            bar: msix_config,
            cap: msix_cap,
            cap_offset,
            interrupt_source_group,
        });
    }

    fn parse_msi_capabilities(&mut self, cap: u8) -> u16 {
        self.vfio_wrapper.read_config_word((cap + 2).into())