Mapping

ostd::specs::mm::page_table

Struct Mapping

pub struct Mapping {
    pub va_range: Range<Vaddr>,
    pub pa_range: Range<Paddr>,
    pub page_size: usize,
    pub property: PageProperty,
}

Fields§

§va_range: Range<Vaddr>§pa_range: Range<Paddr>§page_size: usize§property: PageProperty

Implementations§

impl Mapping

pub open spec fn inv(self) -> bool

{
    &&& set![4096, 2097152, 1073741824].contains(self.page_size)
    &&& self.pa_range.start % self.page_size == 0
    &&& self.pa_range.end % self.page_size == 0
    &&& self.pa_range.start + self.page_size == self.pa_range.end
    &&& self.pa_range.start <= self.pa_range.end < MAX_PADDR()
    &&& self.va_range.start % self.page_size == 0
    &&& self.va_range.end % self.page_size == 0
    &&& self.va_range.start + self.page_size == self.va_range.end
    &&& 0 < self.va_range.start <= self.va_range.end < MAX_USERSPACE_VADDR()

}

Auto Trait Implementations§

impl Freeze for Mapping

impl RefUnwindSafe for Mapping

impl Send for Mapping

impl Sync for Mapping

impl Unpin for Mapping

impl UnwindSafe for Mapping

Blanket Implementations§

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

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

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T, VERUS_SPEC__A> FromSpec<T> for VERUS_SPEC__A
where VERUS_SPEC__A: From<T>,

fn obeys_from_spec() -> bool

fn from_spec(v: T) -> VERUS_SPEC__A

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

fn into(self) -> U

Calls U::from(self).

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

impl<T, VERUS_SPEC__A> IntoSpec<T> for VERUS_SPEC__A
where VERUS_SPEC__A: Into<T>,

fn obeys_into_spec() -> bool

fn into_spec(self) -> T

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

fn obeys_into_spec() -> bool

fn into_spec(self) -> U

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

type Error = Infallible

The type returned in the event of a conversion error.

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

Performs the conversion.

impl<T, VERUS_SPEC__A> TryFromSpec<T> for VERUS_SPEC__A
where VERUS_SPEC__A: TryFrom<T>,

fn obeys_try_from_spec() -> bool

fn try_from_spec( v: T, ) -> Result<VERUS_SPEC__A, <VERUS_SPEC__A as TryFrom<T>>::Error>

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

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

The type returned in the event of a conversion error.

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

Performs the conversion.

impl<T, VERUS_SPEC__A> TryIntoSpec<T> for VERUS_SPEC__A
where VERUS_SPEC__A: TryInto<T>,

fn obeys_try_into_spec() -> bool

fn try_into_spec(self) -> Result<T, <VERUS_SPEC__A as TryInto<T>>::Error>

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

fn obeys_try_into_spec() -> bool

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