pub struct ArchCapaMSRFlags(/* private fields */);Expand description
Feature flags enumerated in the IA32_ARCH_CAPABILITIES MSR. See https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/technical-documentation/cpuid-enumeration-and-architectural-msrs.html
Implementations§
Source§impl ArchCapaMSRFlags
impl ArchCapaMSRFlags
Sourcepub const IBRS_ALL: Self
pub const IBRS_ALL: Self
The processor supports enhanced Indirect Branch Restriction Speculation (IBRS)
Sourcepub const RSBA: Self
pub const RSBA: Self
The processor supports RSB Alternate. Alternative branch predictors may be used by RET instructions when the RSB is empty. Software using retpoline may be affected by this behavior.
Sourcepub const SKIP_L1DFL_VMENTRY: Self
pub const SKIP_L1DFL_VMENTRY: Self
A value of 1 indicates the hypervisor need not flush the L1D on VM entry.
Sourcepub const IF_PSCHANGE_MC_NO: Self
pub const IF_PSCHANGE_MC_NO: Self
The processor is not susceptible to a machine check error due to modifying the size of a code page without TLB invalidation.
Sourcepub const TAA_NO: Self
pub const TAA_NO: Self
Processor is not susceptible to Intel® Transactional Synchronization Extensions (Intel® TSX) Asynchronous Abort (TAA).
Sourcepub const MISC_PACKAGE_CTRLS: Self
pub const MISC_PACKAGE_CTRLS: Self
Processor supports IA32_MISC_PACKAGE_CTRLS MSR.
Sourcepub const ENERGY_FILTERING_CTL: Self
pub const ENERGY_FILTERING_CTL: Self
Processor supports setting and reading IA32_MISC_PACKAGE_CTLS[0] (ENERGY_FILTERING_ENABLE) bit.
Sourcepub const SBDR_SSDP_NO: Self
pub const SBDR_SSDP_NO: Self
The processor is not affected by either the Shared Buffers Data Read (SBDR) vulnerability or the Sideband Stale Data Propagator (SSDP).
Sourcepub const FBSDP_NO: Self
pub const FBSDP_NO: Self
The processor is not affected by the Fill Buffer Stale Data Propagator (FBSDP).
Sourcepub const PSDP_NO: Self
pub const PSDP_NO: Self
The processor is not affected by vulnerabilities involving the Primary Stale Data Propagator (PSDP).
Sourcepub const FB_CLEAR: Self
pub const FB_CLEAR: Self
The processor will overwrite fill buffer values as part of MD_CLEAR operations with the VERW instruction. On these processors, L1D_FLUSH does not overwrite fill buffer values.
Sourcepub const FB_CLEAR_CTRL: Self
pub const FB_CLEAR_CTRL: Self
The processor supports read and write to the IA32_MCU_OPT_CTRL MSR (MSR 123H) and to the FB_CLEAR_DIS bit in that MSR (bit position 3).
Sourcepub const RRSBA: Self
pub const RRSBA: Self
A value of 1 indicates processor may have the RRSBA alternate prediction behavior, if not disabled by RRSBA_DIS_U or RRSBA_DIS_S.
Sourcepub const BHI_NO: Self
pub const BHI_NO: Self
A value of 1 indicates BHI_NO branch prediction behavior, regardless of the value of IA32_SPEC_CTRL[BHI_DIS_S] MSR bit.
Sourcepub const OVERCLOCKING_STATUS: Self
pub const OVERCLOCKING_STATUS: Self
If set, the IA32_OVERCLOCKING STATUS MSR exists.
Source§impl ArchCapaMSRFlags
impl ArchCapaMSRFlags
Sourcepub const fn bits(&self) -> u64
pub const fn bits(&self) -> u64
Get the underlying bits value.
The returned value is exactly the bits set in this flags value.
Sourcepub const fn from_bits(bits: u64) -> Option<Self>
pub const fn from_bits(bits: u64) -> Option<Self>
Convert from a bits value.
This method will return None if any unknown bits are set.
Sourcepub const fn from_bits_truncate(bits: u64) -> Self
pub const fn from_bits_truncate(bits: u64) -> Self
Convert from a bits value, unsetting any unknown bits.
Sourcepub const fn from_bits_retain(bits: u64) -> Self
pub const fn from_bits_retain(bits: u64) -> Self
Convert from a bits value exactly.
Sourcepub fn from_name(name: &str) -> Option<Self>
pub fn from_name(name: &str) -> Option<Self>
Get a flags value with the bits of a flag with the given name set.
This method will return None if name is empty or doesn’t
correspond to any named flag.
Sourcepub const fn intersects(&self, other: Self) -> bool
pub const fn intersects(&self, other: Self) -> bool
Whether any set bits in a source flags value are also set in a target flags value.
Sourcepub const fn contains(&self, other: Self) -> bool
pub const fn contains(&self, other: Self) -> bool
Whether all set bits in a source flags value are also set in a target flags value.
Sourcepub fn remove(&mut self, other: Self)
pub fn remove(&mut self, other: Self)
The intersection of a source flags value with the complement of a target flags
value (&!).
This method is not equivalent to self & !other when other has unknown bits set.
remove won’t truncate other, but the ! operator will.
Sourcepub fn toggle(&mut self, other: Self)
pub fn toggle(&mut self, other: Self)
The bitwise exclusive-or (^) of the bits in two flags values.
Sourcepub fn set(&mut self, other: Self, value: bool)
pub fn set(&mut self, other: Self, value: bool)
Call insert when value is true or remove when value is false.
Sourcepub const fn intersection(self, other: Self) -> Self
pub const fn intersection(self, other: Self) -> Self
The bitwise and (&) of the bits in two flags values.
Sourcepub const fn union(self, other: Self) -> Self
pub const fn union(self, other: Self) -> Self
The bitwise or (|) of the bits in two flags values.
Sourcepub const fn difference(self, other: Self) -> Self
pub const fn difference(self, other: Self) -> Self
The intersection of a source flags value with the complement of a target flags
value (&!).
This method is not equivalent to self & !other when other has unknown bits set.
difference won’t truncate other, but the ! operator will.
Sourcepub const fn symmetric_difference(self, other: Self) -> Self
pub const fn symmetric_difference(self, other: Self) -> Self
The bitwise exclusive-or (^) of the bits in two flags values.
Sourcepub const fn complement(self) -> Self
pub const fn complement(self) -> Self
The bitwise negation (!) of the bits in a flags value, truncating the result.
Source§impl ArchCapaMSRFlags
impl ArchCapaMSRFlags
Sourcepub const fn iter(&self) -> Iter<ArchCapaMSRFlags>
pub const fn iter(&self) -> Iter<ArchCapaMSRFlags>
Yield a set of contained flags values.
Each yielded flags value will correspond to a defined named flag. Any unknown bits will be yielded together as a final flags value.
Sourcepub const fn iter_names(&self) -> IterNames<ArchCapaMSRFlags>
pub const fn iter_names(&self) -> IterNames<ArchCapaMSRFlags>
Yield a set of contained named flags values.
This method is like iter, except only yields bits in contained named flags.
Any unknown bits, or bits not corresponding to a contained flag will not be yielded.
Trait Implementations§
Source§impl Binary for ArchCapaMSRFlags
impl Binary for ArchCapaMSRFlags
Source§impl BitAnd for ArchCapaMSRFlags
impl BitAnd for ArchCapaMSRFlags
Source§impl BitAndAssign for ArchCapaMSRFlags
impl BitAndAssign for ArchCapaMSRFlags
Source§fn bitand_assign(&mut self, other: Self)
fn bitand_assign(&mut self, other: Self)
The bitwise and (&) of the bits in two flags values.
Source§impl BitOr for ArchCapaMSRFlags
impl BitOr for ArchCapaMSRFlags
Source§fn bitor(self, other: ArchCapaMSRFlags) -> Self
fn bitor(self, other: ArchCapaMSRFlags) -> Self
The bitwise or (|) of the bits in two flags values.
Source§type Output = ArchCapaMSRFlags
type Output = ArchCapaMSRFlags
| operator.Source§impl BitOrAssign for ArchCapaMSRFlags
impl BitOrAssign for ArchCapaMSRFlags
Source§fn bitor_assign(&mut self, other: Self)
fn bitor_assign(&mut self, other: Self)
The bitwise or (|) of the bits in two flags values.
Source§impl BitXor for ArchCapaMSRFlags
impl BitXor for ArchCapaMSRFlags
Source§impl BitXorAssign for ArchCapaMSRFlags
impl BitXorAssign for ArchCapaMSRFlags
Source§fn bitxor_assign(&mut self, other: Self)
fn bitxor_assign(&mut self, other: Self)
The bitwise exclusive-or (^) of the bits in two flags values.
Source§impl Default for ArchCapaMSRFlags
impl Default for ArchCapaMSRFlags
Source§fn default() -> ArchCapaMSRFlags
fn default() -> ArchCapaMSRFlags
Source§impl Extend<ArchCapaMSRFlags> for ArchCapaMSRFlags
impl Extend<ArchCapaMSRFlags> for ArchCapaMSRFlags
Source§fn extend<T: IntoIterator<Item = Self>>(&mut self, iterator: T)
fn extend<T: IntoIterator<Item = Self>>(&mut self, iterator: T)
The bitwise or (|) of the bits in each flags value.
Source§fn extend_one(&mut self, item: A)
fn extend_one(&mut self, item: A)
extend_one)Source§fn extend_reserve(&mut self, additional: usize)
fn extend_reserve(&mut self, additional: usize)
extend_one)Source§impl Flags for ArchCapaMSRFlags
impl Flags for ArchCapaMSRFlags
Source§const FLAGS: &'static [Flag<ArchCapaMSRFlags>]
const FLAGS: &'static [Flag<ArchCapaMSRFlags>]
Source§fn from_bits_retain(bits: u64) -> ArchCapaMSRFlags
fn from_bits_retain(bits: u64) -> ArchCapaMSRFlags
§fn contains_unknown_bits(&self) -> bool
fn contains_unknown_bits(&self) -> bool
true if any unknown bits are set.§fn from_bits_truncate(bits: Self::Bits) -> Self
fn from_bits_truncate(bits: Self::Bits) -> Self
§fn from_name(name: &str) -> Option<Self>
fn from_name(name: &str) -> Option<Self>
§fn iter_names(&self) -> IterNames<Self>
fn iter_names(&self) -> IterNames<Self>
§fn iter_defined_names() -> IterDefinedNames<Self>
fn iter_defined_names() -> IterDefinedNames<Self>
Self::FLAGS].§fn intersects(&self, other: Self) -> boolwhere
Self: Sized,
fn intersects(&self, other: Self) -> boolwhere
Self: Sized,
§fn contains(&self, other: Self) -> boolwhere
Self: Sized,
fn contains(&self, other: Self) -> boolwhere
Self: Sized,
§fn insert(&mut self, other: Self)where
Self: Sized,
fn insert(&mut self, other: Self)where
Self: Sized,
|) of the bits in two flags values.§fn remove(&mut self, other: Self)where
Self: Sized,
fn remove(&mut self, other: Self)where
Self: Sized,
&!). Read more§fn toggle(&mut self, other: Self)where
Self: Sized,
fn toggle(&mut self, other: Self)where
Self: Sized,
^) of the bits in two flags values.§fn set(&mut self, other: Self, value: bool)where
Self: Sized,
fn set(&mut self, other: Self, value: bool)where
Self: Sized,
Flags::insert] when value is true or [Flags::remove] when value is false.§fn intersection(self, other: Self) -> Self
fn intersection(self, other: Self) -> Self
&) of the bits in two flags values.§fn difference(self, other: Self) -> Self
fn difference(self, other: Self) -> Self
&!). Read more§fn symmetric_difference(self, other: Self) -> Self
fn symmetric_difference(self, other: Self) -> Self
^) of the bits in two flags values.§fn complement(self) -> Self
fn complement(self) -> Self
!) of the bits in a flags value, truncating the result.Source§impl FromIterator<ArchCapaMSRFlags> for ArchCapaMSRFlags
impl FromIterator<ArchCapaMSRFlags> for ArchCapaMSRFlags
Source§fn from_iter<T: IntoIterator<Item = Self>>(iterator: T) -> Self
fn from_iter<T: IntoIterator<Item = Self>>(iterator: T) -> Self
The bitwise or (|) of the bits in each flags value.
Source§impl IntoIterator for ArchCapaMSRFlags
impl IntoIterator for ArchCapaMSRFlags
Source§impl LowerHex for ArchCapaMSRFlags
impl LowerHex for ArchCapaMSRFlags
Source§impl Not for ArchCapaMSRFlags
impl Not for ArchCapaMSRFlags
Source§impl Octal for ArchCapaMSRFlags
impl Octal for ArchCapaMSRFlags
Source§impl PublicFlags for ArchCapaMSRFlags
impl PublicFlags for ArchCapaMSRFlags
Source§impl Sub for ArchCapaMSRFlags
impl Sub for ArchCapaMSRFlags
Source§fn sub(self, other: Self) -> Self
fn sub(self, other: Self) -> Self
The intersection of a source flags value with the complement of a target flags value (&!).
This method is not equivalent to self & !other when other has unknown bits set.
difference won’t truncate other, but the ! operator will.
Source§type Output = ArchCapaMSRFlags
type Output = ArchCapaMSRFlags
- operator.Source§impl SubAssign for ArchCapaMSRFlags
impl SubAssign for ArchCapaMSRFlags
Source§fn sub_assign(&mut self, other: Self)
fn sub_assign(&mut self, other: Self)
The intersection of a source flags value with the complement of a target flags value (&!).
This method is not equivalent to self & !other when other has unknown bits set.
difference won’t truncate other, but the ! operator will.
Auto Trait Implementations§
impl Freeze for ArchCapaMSRFlags
impl RefUnwindSafe for ArchCapaMSRFlags
impl Send for ArchCapaMSRFlags
impl Sync for ArchCapaMSRFlags
impl Unpin for ArchCapaMSRFlags
impl UnwindSafe for ArchCapaMSRFlags
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