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CfmwsWindowRestrictions

vm_topology::cxl

Struct CfmwsWindowRestrictions 

pub struct CfmwsWindowRestrictions(/* private fields */);
Expand description

CFMWS window restrictions bitfield.

Re-exported from cxl_spec so existing vm_topology::cxl users remain source-compatible. CFMWS window restrictions bitfield.

Implementations§

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impl CfmwsWindowRestrictions

pub const fn new() -> CfmwsWindowRestrictions

Creates a new default initialized bitfield.

pub const fn from_bits(bits: u16) -> CfmwsWindowRestrictions

Convert from bits.

pub const fn into_bits(self) -> u16

Convert into bits.

pub const fn device_coherent(&self) -> bool

Bit 0: Device Coherent (HDM-D / HDM-DB when BI is set).

Bits: 0..1

pub const fn with_device_coherent_checked( self, value: bool, ) -> Result<CfmwsWindowRestrictions, ()>

Bit 0: Device Coherent (HDM-D / HDM-DB when BI is set).

Bits: 0..1

pub const fn with_device_coherent(self, value: bool) -> CfmwsWindowRestrictions

Bit 0: Device Coherent (HDM-D / HDM-DB when BI is set).

Bits: 0..1

pub const fn set_device_coherent(&mut self, value: bool)

Bit 0: Device Coherent (HDM-D / HDM-DB when BI is set).

Bits: 0..1

pub const fn set_device_coherent_checked( &mut self, value: bool, ) -> Result<(), ()>

Bit 0: Device Coherent (HDM-D / HDM-DB when BI is set).

Bits: 0..1

pub const fn host_only_coherent(&self) -> bool

Bit 1: Host-only Coherent (HDM-H).

Bits: 1..2

pub const fn with_host_only_coherent_checked( self, value: bool, ) -> Result<CfmwsWindowRestrictions, ()>

Bit 1: Host-only Coherent (HDM-H).

Bits: 1..2

pub const fn with_host_only_coherent( self, value: bool, ) -> CfmwsWindowRestrictions

Bit 1: Host-only Coherent (HDM-H).

Bits: 1..2

pub const fn set_host_only_coherent(&mut self, value: bool)

Bit 1: Host-only Coherent (HDM-H).

Bits: 1..2

pub const fn set_host_only_coherent_checked( &mut self, value: bool, ) -> Result<(), ()>

Bit 1: Host-only Coherent (HDM-H).

Bits: 1..2

pub const fn volatile(&self) -> bool

Bit 2: Window is configured for volatile memory.

Bits: 2..3

pub const fn with_volatile_checked( self, value: bool, ) -> Result<CfmwsWindowRestrictions, ()>

Bit 2: Window is configured for volatile memory.

Bits: 2..3

pub const fn with_volatile(self, value: bool) -> CfmwsWindowRestrictions

Bit 2: Window is configured for volatile memory.

Bits: 2..3

pub const fn set_volatile(&mut self, value: bool)

Bit 2: Window is configured for volatile memory.

Bits: 2..3

pub const fn set_volatile_checked(&mut self, value: bool) -> Result<(), ()>

Bit 2: Window is configured for volatile memory.

Bits: 2..3

pub const fn persistent(&self) -> bool

Bit 3: Window is configured for persistent memory.

Bits: 3..4

pub const fn with_persistent_checked( self, value: bool, ) -> Result<CfmwsWindowRestrictions, ()>

Bit 3: Window is configured for persistent memory.

Bits: 3..4

pub const fn with_persistent(self, value: bool) -> CfmwsWindowRestrictions

Bit 3: Window is configured for persistent memory.

Bits: 3..4

pub const fn set_persistent(&mut self, value: bool)

Bit 3: Window is configured for persistent memory.

Bits: 3..4

pub const fn set_persistent_checked(&mut self, value: bool) -> Result<(), ()>

Bit 3: Window is configured for persistent memory.

Bits: 3..4

pub const fn fixed_device_configuration(&self) -> bool

Bit 4: Fixed Device Configuration.

Bits: 4..5

pub const fn with_fixed_device_configuration_checked( self, value: bool, ) -> Result<CfmwsWindowRestrictions, ()>

Bit 4: Fixed Device Configuration.

Bits: 4..5

pub const fn with_fixed_device_configuration( self, value: bool, ) -> CfmwsWindowRestrictions

Bit 4: Fixed Device Configuration.

Bits: 4..5

pub const fn set_fixed_device_configuration(&mut self, value: bool)

Bit 4: Fixed Device Configuration.

Bits: 4..5

pub const fn set_fixed_device_configuration_checked( &mut self, value: bool, ) -> Result<(), ()>

Bit 4: Fixed Device Configuration.

Bits: 4..5

pub const fn bi(&self) -> bool

Bit 5: Back-Invalidate (BI) enabled.

Bits: 5..6

pub const fn with_bi_checked( self, value: bool, ) -> Result<CfmwsWindowRestrictions, ()>

Bit 5: Back-Invalidate (BI) enabled.

Bits: 5..6

pub const fn with_bi(self, value: bool) -> CfmwsWindowRestrictions

Bit 5: Back-Invalidate (BI) enabled.

Bits: 5..6

pub const fn set_bi(&mut self, value: bool)

Bit 5: Back-Invalidate (BI) enabled.

Bits: 5..6

pub const fn set_bi_checked(&mut self, value: bool) -> Result<(), ()>

Bit 5: Back-Invalidate (BI) enabled.

Bits: 5..6

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impl CfmwsWindowRestrictions

pub const NONE: CfmwsWindowRestrictions

No restrictions set.

pub const DEVICE_COHERENT: CfmwsWindowRestrictions

Bit 0: Device Coherent (HDM-D / HDM-DB when BI is set).

pub const HOST_ONLY_COHERENT: CfmwsWindowRestrictions

Bit 1: Host-only Coherent (HDM-H).

pub const VOLATILE: CfmwsWindowRestrictions

Bit 2: Window is configured for volatile memory.

pub const PERSISTENT: CfmwsWindowRestrictions

Bit 3: Window is configured for persistent memory.

pub const FIXED_DEVICE_CONFIGURATION: CfmwsWindowRestrictions

Bit 4: Fixed Device Configuration.

pub const BI: CfmwsWindowRestrictions

Bit 5: Back-Invalidate (BI) enabled.

pub const VALID_BITS_MASK: u16

Mask of all currently defined CFMWS window restriction bits.

pub const fn bits(self) -> u16

Returns the raw 16-bit bitmap value.

pub const fn try_from_bits(bits: u16) -> Option<CfmwsWindowRestrictions>

Creates a restrictions value from a raw 16-bit bitmap.

Returns None when any reserved bit (15:6) is set.

pub const fn is_valid_bits(bits: u16) -> bool

Returns true if bits only contains currently defined restriction bits.

pub const fn contains(self, other: CfmwsWindowRestrictions) -> bool

True when all bits in other are present in self.

Trait Implementations§

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impl BitOr for CfmwsWindowRestrictions

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type Output = CfmwsWindowRestrictions

The resulting type after applying the | operator.
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fn bitor( self, rhs: CfmwsWindowRestrictions, ) -> <CfmwsWindowRestrictions as BitOr>::Output

Performs the | operation. Read more
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impl BitOrAssign for CfmwsWindowRestrictions

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fn bitor_assign(&mut self, rhs: CfmwsWindowRestrictions)

Performs the |= operation. Read more
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impl Clone for CfmwsWindowRestrictions

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fn clone(&self) -> CfmwsWindowRestrictions

Returns a duplicate of the value. Read more
1.0.0 · Source§

fn clone_from(&mut self, source: &Self)

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

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

Formats the value using the given formatter. Read more
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impl Default for CfmwsWindowRestrictions

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fn default() -> CfmwsWindowRestrictions

Returns the “default value” for a type. Read more
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impl From<u16> for CfmwsWindowRestrictions

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fn from(v: u16) -> CfmwsWindowRestrictions

Converts to this type from the input type.
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impl PartialEq for CfmwsWindowRestrictions

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

Tests for self and other values to be equal, and is used by ==.
1.0.0 · Source§

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 Copy for CfmwsWindowRestrictions

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impl Eq for CfmwsWindowRestrictions

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