Struct virtio_drivers::VirtIOHeader

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#[repr(C)]
pub struct VirtIOHeader { /* private fields */ }

Expand description

MMIO Device Legacy Register Interface.

Ref: 4.2.4 Legacy interface

Implementations

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impl VirtIOHeader

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pub fn verify(&self) -> bool

Verify a valid header.

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pub fn device_type(&self) -> DeviceType

Get the device type.

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pub fn vendor_id(&self) -> u32

Get the vendor ID.

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pub fn begin_init(&mut self, negotiate_features: impl FnOnce(u64) -> u64)

Begin initializing the device.

Ref: virtio 3.1.1 Device Initialization

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pub fn finish_init(&mut self)

Finish initializing the device.

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pub fn queue_set(&mut self, queue: u32, size: u32, align: u32, pfn: u32)

Set queue.

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pub fn queue_physical_page_number(&mut self, queue: u32) -> u32

Get guest physical page number of the virtual queue.

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pub fn queue_used(&mut self, queue: u32) -> bool

Whether the queue is in used.

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pub fn max_queue_size(&self) -> u32

Get the max size of queue.

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pub fn notify(&mut self, queue: u32)

Notify device.

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pub fn ack_interrupt(&mut self) -> bool

Acknowledge interrupt and return true if success.

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pub fn config_space(&self) -> *mut u64

Get the pointer to config space (at offset 0x100)

Auto Trait Implementations

impl RefUnwindSafe for VirtIOHeader

impl Send for VirtIOHeader

impl Sync for VirtIOHeader

impl Unpin for VirtIOHeader

impl UnwindSafe for VirtIOHeader

Blanket Implementations

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impl<T> Any for T where
T: 'static + ?Sized,

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pub fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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impl<T> Borrow<T> for T where
T: ?Sized,

const: unstable · source

pub fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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impl<T> BorrowMut<T> for T where
T: ?Sized,

const: unstable · source

pub fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

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impl<T> From<T> for T

const: unstable · source

pub fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into for T where
U: From<T>,

const: unstable · source

pub fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, U> TryFrom for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

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impl<T, U> TryInto for T where
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

Struct virtio_drivers::VirtIOHeader

Implementations

impl VirtIOHeader

pub fn verify(&self) -> bool

pub fn device_type(&self) -> DeviceType

pub fn vendor_id(&self) -> u32

pub fn begin_init(&mut self, negotiate_features: impl FnOnce(u64) -> u64)

pub fn finish_init(&mut self)

pub fn queue_set(&mut self, queue: u32, size: u32, align: u32, pfn: u32)

pub fn queue_physical_page_number(&mut self, queue: u32) -> u32

pub fn queue_used(&mut self, queue: u32) -> bool

pub fn max_queue_size(&self) -> u32

pub fn notify(&mut self, queue: u32)

pub fn ack_interrupt(&mut self) -> bool

pub fn config_space(&self) -> *mut u64

Auto Trait Implementations

impl RefUnwindSafe for VirtIOHeader

impl Send for VirtIOHeader

impl Sync for VirtIOHeader

impl Unpin for VirtIOHeader

impl UnwindSafe for VirtIOHeader

Blanket Implementations

impl<T> Any for T where
T: 'static + ?Sized,

pub fn type_id(&self) -> TypeId

impl<T> Borrow<T> for T where
T: ?Sized,

pub fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where
T: ?Sized,

pub fn borrow_mut(&mut self) -> &mut T

impl<T> From<T> for T

pub fn from(t: T) -> T

impl<T, U> Into<U> for T where
U: From<T>,

pub fn into(self) -> U

impl<T, U> TryFrom<U> for T where
U: Into<T>,

type Error = Infallible

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Struct virtio_drivers::VirtIOHeader

Implementations

impl VirtIOHeader

pub fn verify(&self) -> bool

pub fn device_type(&self) -> DeviceType

pub fn vendor_id(&self) -> u32

pub fn begin_init(&mut self, negotiate_features: impl FnOnce(u64) -> u64)

pub fn finish_init(&mut self)

pub fn queue_set(&mut self, queue: u32, size: u32, align: u32, pfn: u32)

pub fn queue_physical_page_number(&mut self, queue: u32) -> u32

pub fn queue_used(&mut self, queue: u32) -> bool

pub fn max_queue_size(&self) -> u32

pub fn notify(&mut self, queue: u32)

pub fn ack_interrupt(&mut self) -> bool

pub fn config_space(&self) -> *mut u64

Auto Trait Implementations

impl RefUnwindSafe for VirtIOHeader

impl Send for VirtIOHeader

impl Sync for VirtIOHeader

impl Unpin for VirtIOHeader

impl UnwindSafe for VirtIOHeader

Blanket Implementations

impl<T> Any for T where T: 'static + ?Sized,

pub fn type_id(&self) -> TypeId

impl<T> Borrow<T> for T where T: ?Sized,

pub fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where T: ?Sized,

pub fn borrow_mut(&mut self) -> &mut T

impl<T> From<T> for T

pub fn from(t: T) -> T

impl<T, U> Into<U> for T where U: From<T>,

pub fn into(self) -> U

impl<T, U> TryFrom<U> for T where U: Into<T>,

type Error = Infallible

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for T where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

impl<T> Any for T where
T: 'static + ?Sized,

impl<T> Borrow<T> for T where
T: ?Sized,

impl<T> BorrowMut<T> for T where
T: ?Sized,

impl<T, U> Into<U> for T where
U: From<T>,

impl<T, U> TryFrom<U> for T where
U: Into<T>,

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,