MsixConfig

vmm::pci::msix

Struct MsixConfig 

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pub struct MsixConfig {
    pub table_entries: Vec<MsixTableEntry>,
    pub pba_entries: Vec<u64>,
    pub devid: u32,
    pub vectors: Arc<MsixVectorGroup>,
    pub masked: bool,
    pub enabled: bool,
}
Expand description

MSI-X configuration

Fields§

§table_entries: Vec<MsixTableEntry>

Vector table entries

§pba_entries: Vec<u64>

Pending bit array

§devid: u32

Id of the device using this set of vectors

§vectors: Arc<MsixVectorGroup>

Interrupts vectors used

§masked: bool

Whether vectors are masked

§enabled: bool

Whether vectors are enabled

Implementations§

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impl MsixConfig

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pub fn new(vectors: Arc<MsixVectorGroup>, devid: u32) -> Self

Create a new MSI-X configuration

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pub fn from_state( state: MsixConfigState, vm: Arc<Vm>, devid: u32, ) -> Result<Self, InterruptError>

Create an MSI-X configuration from snapshot state

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pub fn state(&self) -> MsixConfigState

Create the state object for serializing MSI-X vectors

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pub fn set_msg_ctl(&mut self, reg: u16)

Set the MSI-X control message (enable/disable, (un)mask)

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pub fn read_table(&self, offset: u64, data: &mut [u8])

Read an MSI-X table entry

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pub fn write_table(&mut self, offset: u64, data: &[u8])

Write an MSI-X table entry

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pub fn read_pba(&self, offset: u64, data: &mut [u8])

Read a pending bit array entry

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pub fn write_pba(&mut self, _offset: u64, _data: &[u8])

Write a pending bit array entry

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pub fn set_pba_bit(&mut self, vector: u16, reset: bool)

Set PBA bit for a vector

Trait Implementations§

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impl Debug for MsixConfig

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

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