ostd::cpu::context

Enum CpuException

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#[repr(u16)]
pub enum CpuException {

Show 32 variants    DIVIDE_BY_ZERO = 0,
    DEBUG = 1,
    NON_MASKABLE_INTERRUPT = 2,
    BREAKPOINT = 3,
    OVERFLOW = 4,
    BOUND_RANGE_EXCEEDED = 5,
    INVALID_OPCODE = 6,
    DEVICE_NOT_AVAILABLE = 7,
    DOUBLE_FAULT = 8,
    COPROCESSOR_SEGMENT_OVERRUN = 9,
    INVALID_TSS = 10,
    SEGMENT_NOT_PRESENT = 11,
    STACK_SEGMENT_FAULT = 12,
    GENERAL_PROTECTION_FAULT = 13,
    PAGE_FAULT = 14,
    RESERVED_15 = 15,
    X87_FLOATING_POINT_EXCEPTION = 16,
    ALIGNMENT_CHECK = 17,
    MACHINE_CHECK = 18,
    SIMD_FLOATING_POINT_EXCEPTION = 19,
    VIRTUALIZATION_EXCEPTION = 20,
    CONTROL_PROTECTION_EXCEPTION = 21,
    RESERVED_22 = 22,
    RESERVED_23 = 23,
    RESERVED_24 = 24,
    RESERVED_25 = 25,
    RESERVED_26 = 26,
    RESERVED_27 = 27,
    HYPERVISOR_INJECTION_EXCEPTION = 28,
    VMM_COMMUNICATION_EXCEPTION = 29,
    SECURITY_EXCEPTION = 30,
    RESERVED_31 = 31,

}
Expand description

CPU exception.

Variants§

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DIVIDE_BY_ZERO = 0

The DIVIDE_BY_ZERO exception

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DEBUG = 1

The DEBUG exception

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NON_MASKABLE_INTERRUPT = 2

The NON_MASKABLE_INTERRUPT exception

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BREAKPOINT = 3

The BREAKPOINT exception

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OVERFLOW = 4

The OVERFLOW exception

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BOUND_RANGE_EXCEEDED = 5

The BOUND_RANGE_EXCEEDED exception

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INVALID_OPCODE = 6

The INVALID_OPCODE exception

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DEVICE_NOT_AVAILABLE = 7

The DEVICE_NOT_AVAILABLE exception

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DOUBLE_FAULT = 8

The DOUBLE_FAULT exception

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COPROCESSOR_SEGMENT_OVERRUN = 9

The COPROCESSOR_SEGMENT_OVERRUN exception

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INVALID_TSS = 10

The INVALID_TSS exception

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SEGMENT_NOT_PRESENT = 11

The SEGMENT_NOT_PRESENT exception

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STACK_SEGMENT_FAULT = 12

The STACK_SEGMENT_FAULT exception

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GENERAL_PROTECTION_FAULT = 13

The GENERAL_PROTECTION_FAULT exception

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PAGE_FAULT = 14

The PAGE_FAULT exception

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RESERVED_15 = 15

The RESERVED_15 exception

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X87_FLOATING_POINT_EXCEPTION = 16

The X87_FLOATING_POINT_EXCEPTION exception

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ALIGNMENT_CHECK = 17

The ALIGNMENT_CHECK exception

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MACHINE_CHECK = 18

The MACHINE_CHECK exception

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SIMD_FLOATING_POINT_EXCEPTION = 19

The SIMD_FLOATING_POINT_EXCEPTION exception

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VIRTUALIZATION_EXCEPTION = 20

The VIRTUALIZATION_EXCEPTION exception

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CONTROL_PROTECTION_EXCEPTION = 21

The CONTROL_PROTECTION_EXCEPTION exception

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RESERVED_22 = 22

The RESERVED_22 exception

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RESERVED_23 = 23

The RESERVED_23 exception

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RESERVED_24 = 24

The RESERVED_24 exception

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RESERVED_25 = 25

The RESERVED_25 exception

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RESERVED_26 = 26

The RESERVED_26 exception

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RESERVED_27 = 27

The RESERVED_27 exception

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HYPERVISOR_INJECTION_EXCEPTION = 28

The HYPERVISOR_INJECTION_EXCEPTION exception

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VMM_COMMUNICATION_EXCEPTION = 29

The VMM_COMMUNICATION_EXCEPTION exception

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SECURITY_EXCEPTION = 30

The SECURITY_EXCEPTION exception

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RESERVED_31 = 31

The RESERVED_31 exception

Implementations§

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impl CpuException

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pub fn typ(&self) -> CpuExceptionType

The type of the CPU exception.

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impl CpuException

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pub fn is_cpu_exception(trap_num: u16) -> bool

Checks if the given trap_num is a valid CPU exception.

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pub fn to_cpu_exception(trap_num: u16) -> Option<CpuException>

Maps a trap_num to its corresponding CPU exception.

Trait Implementations§

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impl Clone for CpuException

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fn clone(&self) -> CpuException

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for CpuException

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

Formats the value using the given formatter. Read more
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impl PartialEq for CpuException

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fn eq(&self, other: &CpuException) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl TryFrom<u16> for CpuException

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type Error = TryFromIntError

The type returned in the event of a conversion error.
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fn try_from(value: u16) -> Result<Self, Self::Error>

Performs the conversion.
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impl Copy for CpuException

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impl Eq for CpuException

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impl StructuralPartialEq for CpuException

Auto Trait Implementations§

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impl Freeze for CpuException

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impl RefUnwindSafe for CpuException

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impl Send for CpuException

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impl Sync for CpuException

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impl Unpin for CpuException

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impl UnwindSafe for CpuException

Blanket Implementations§

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

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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,

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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,

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

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dst: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
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impl<T> Conv for T

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fn conv<T>(self) -> T
where Self: Into<T>,

Converts self into T using Into<T>. Read more
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impl<T> FmtForward for T

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fn fmt_binary(self) -> FmtBinary<Self>
where Self: Binary,

Causes self to use its Binary implementation when Debug-formatted.
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fn fmt_display(self) -> FmtDisplay<Self>
where Self: Display,

Causes self to use its Display implementation when Debug-formatted.
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fn fmt_lower_exp(self) -> FmtLowerExp<Self>
where Self: LowerExp,

Causes self to use its LowerExp implementation when Debug-formatted.
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fn fmt_lower_hex(self) -> FmtLowerHex<Self>
where Self: LowerHex,

Causes self to use its LowerHex implementation when Debug-formatted.
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fn fmt_octal(self) -> FmtOctal<Self>
where Self: Octal,

Causes self to use its Octal implementation when Debug-formatted.
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fn fmt_pointer(self) -> FmtPointer<Self>
where Self: Pointer,

Causes self to use its Pointer implementation when Debug-formatted.
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fn fmt_upper_exp(self) -> FmtUpperExp<Self>
where Self: UpperExp,

Causes self to use its UpperExp implementation when Debug-formatted.
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fn fmt_upper_hex(self) -> FmtUpperHex<Self>
where Self: UpperHex,

Causes self to use its UpperHex implementation when Debug-formatted.
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fn fmt_list(self) -> FmtList<Self>
where &'a Self: for<'a> IntoIterator,

Formats each item in a sequence. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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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> Pipe for T
where T: ?Sized,

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fn pipe<R>(self, func: impl FnOnce(Self) -> R) -> R
where Self: Sized,

Pipes by value. This is generally the method you want to use. Read more
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where R: 'a,

Borrows self and passes that borrow into the pipe function. Read more
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where R: 'a,

Mutably borrows self and passes that borrow into the pipe function. Read more
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where Self: Borrow<B>, B: 'a + ?Sized, R: 'a,

Borrows self, then passes self.borrow() into the pipe function. Read more
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fn pipe_borrow_mut<'a, B, R>( &'a mut self, func: impl FnOnce(&'a mut B) -> R, ) -> R
where Self: BorrowMut<B>, B: 'a + ?Sized, R: 'a,

Mutably borrows self, then passes self.borrow_mut() into the pipe function. Read more
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fn pipe_as_ref<'a, U, R>(&'a self, func: impl FnOnce(&'a U) -> R) -> R
where Self: AsRef<U>, U: 'a + ?Sized, R: 'a,

Borrows self, then passes self.as_ref() into the pipe function.
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fn pipe_as_mut<'a, U, R>(&'a mut self, func: impl FnOnce(&'a mut U) -> R) -> R
where Self: AsMut<U>, U: 'a + ?Sized, R: 'a,

Mutably borrows self, then passes self.as_mut() into the pipe function.
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fn pipe_deref<'a, T, R>(&'a self, func: impl FnOnce(&'a T) -> R) -> R
where Self: Deref<Target = T>, T: 'a + ?Sized, R: 'a,

Borrows self, then passes self.deref() into the pipe function.
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fn pipe_deref_mut<'a, T, R>( &'a mut self, func: impl FnOnce(&'a mut T) -> R, ) -> R
where Self: DerefMut<Target = T> + Deref, T: 'a + ?Sized, R: 'a,

Mutably borrows self, then passes self.deref_mut() into the pipe function.
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impl<T> Pointee for T

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type Metadata = ()

The metadata type for pointers and references to this type.
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impl<T> Tap for T

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fn tap(self, func: impl FnOnce(&Self)) -> Self

Immutable access to a value. Read more
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fn tap_mut(self, func: impl FnOnce(&mut Self)) -> Self

Mutable access to a value. Read more
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fn tap_borrow<B>(self, func: impl FnOnce(&B)) -> Self
where Self: Borrow<B>, B: ?Sized,

Immutable access to the Borrow<B> of a value. Read more
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fn tap_borrow_mut<B>(self, func: impl FnOnce(&mut B)) -> Self
where Self: BorrowMut<B>, B: ?Sized,

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where Self: AsRef<R>, R: ?Sized,

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where Self: AsMut<R>, R: ?Sized,

Mutable access to the AsMut<R> view of a value. Read more
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where Self: Deref<Target = T>, T: ?Sized,

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where Self: DerefMut<Target = T> + Deref, T: ?Sized,

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where Self: Borrow<B>, B: ?Sized,

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where Self: BorrowMut<B>, B: ?Sized,

Calls .tap_borrow_mut() only in debug builds, and is erased in release builds.
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fn tap_ref_dbg<R>(self, func: impl FnOnce(&R)) -> Self
where Self: AsRef<R>, R: ?Sized,

Calls .tap_ref() only in debug builds, and is erased in release builds.
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fn tap_ref_mut_dbg<R>(self, func: impl FnOnce(&mut R)) -> Self
where Self: AsMut<R>, R: ?Sized,

Calls .tap_ref_mut() only in debug builds, and is erased in release builds.
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fn tap_deref_dbg<T>(self, func: impl FnOnce(&T)) -> Self
where Self: Deref<Target = T>, T: ?Sized,

Calls .tap_deref() only in debug builds, and is erased in release builds.
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fn tap_deref_mut_dbg<T>(self, func: impl FnOnce(&mut T)) -> Self
where Self: DerefMut<Target = T> + Deref, T: ?Sized,

Calls .tap_deref_mut() only in debug builds, and is erased in release builds.
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

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fn try_conv<T>(self) -> Result<T, Self::Error>
where Self: TryInto<T>,

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

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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Performs the conversion.