Packages

class StreamFifo[T <: Data] extends Component

Fully redesigned in release 1.8.2 allowing improved timing closure. - latency of 0, 1, 2 cycles

Linear Supertypes
Component, ValCallbackRec, ValCallback, OverridedEqualsHashCode, SpinalTagReady, Stackable, PostInitCallback, NameableByComponent, Nameable, ContextUser, ScalaLocated, GlobalDataUser, OwnableRef, AnyRef, Any
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  2. By Inheritance
Inherited
  1. StreamFifo
  2. Component
  3. ValCallbackRec
  4. ValCallback
  5. OverridedEqualsHashCode
  6. SpinalTagReady
  7. Stackable
  8. PostInitCallback
  9. NameableByComponent
  10. Nameable
  11. ContextUser
  12. ScalaLocated
  13. GlobalDataUser
  14. OwnableRef
  15. AnyRef
  16. Any
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Visibility
  1. Public
  2. All

Instance Constructors

  1. new StreamFifo(dataType: HardType[T], depth: Int, withAsyncRead: Boolean = false, withBypass: Boolean = false, allowExtraMsb: Boolean = true, forFMax: Boolean = false, useVec: Boolean = false)

    depth

    Number of element stored in the fifo, Note that if withAsyncRead==false, then one extra transaction can be stored

    withAsyncRead

    Read the memory using asyncronous read port (ex distributed ram). If false, add 1 cycle latency

    withBypass

    Bypass the push port to the pop port when the fifo is empty. If false, add 1 cycle latency Only available if withAsyncRead == true

    forFMax

    Tune the design to get the maximal clock frequency

    useVec

    Use an Vec of register instead of a Mem to store the content Only available if withAsyncRead == true

Type Members

  1. class CounterUpDownFmax extends Area
  2. case class PrePopTask extends Product with Serializable
    Definition Classes
    Component
  3. abstract type RefOwnerType
    Definition Classes
    OwnableRef

Value Members

  1. final def !=(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  2. final def ##(): Int
    Definition Classes
    AnyRef → Any
  3. final def ==(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  4. val _spinalTags: LinkedHashSet[SpinalTag]
    Definition Classes
    SpinalTagReady
  5. def addAttribute(attribute: Attribute): StreamFifo.this.type
    Definition Classes
    Component → SpinalTagReady
  6. def addAttribute(name: String, value: Int): StreamFifo.this.type
    Definition Classes
    SpinalTagReady
  7. def addAttribute(name: String, value: String): StreamFifo.this.type
    Definition Classes
    SpinalTagReady
  8. def addAttribute(name: String): StreamFifo.this.type
    Definition Classes
    SpinalTagReady
  9. def addComment(str: String): Component
    Definition Classes
    Component
  10. def addPrePopTask(task: () ⇒ Unit): ArrayBuffer[PrePopTask]
    Definition Classes
    Component
  11. def addTag[T <: SpinalTag](spinalTag: T): StreamFifo.this.type
    Definition Classes
    SpinalTagReady
  12. def addTags(h: SpinalTag, tail: SpinalTag*): StreamFifo.this.type
    Definition Classes
    SpinalTagReady
  13. def addTags[T <: SpinalTag](tags: Iterable[T]): StreamFifo.this.type
    Definition Classes
    SpinalTagReady
  14. def afterElaboration(body: ⇒ Unit): ArrayBuffer[PrePopTask]
    Definition Classes
    Component
  15. val allowExtraMsb: Boolean
  16. def asFormalDut(): StreamFifo.this.type
    Definition Classes
    Component
  17. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  18. val bypass: Area
  19. val children: ArrayBuffer[Component]
    Definition Classes
    Component
  20. val clockDomain: Handle[ClockDomain]
    Definition Classes
    Component
  21. def clone(): AnyRef
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... ) @native() @HotSpotIntrinsicCandidate()
  22. def component: Component
    Definition Classes
    ContextUser
  23. val dataType: HardType[T]
  24. val definition: $anon forSome {type $anon <: SpinalTagReady { def addComment(str: String): $anon }}
    Definition Classes
    Component
  25. var definitionName: String
    Definition Classes
    Component
  26. var definitionNameNoMerge: Boolean
    Definition Classes
    Component
  27. val depth: Int
  28. val dslBody: ScopeStatement
    Definition Classes
    Component
  29. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  30. def equals(obj: Any): Boolean
    Definition Classes
    OverridedEqualsHashCode → AnyRef → Any
  31. def existsTag(cond: (SpinalTag) ⇒ Boolean): Boolean
    Definition Classes
    SpinalTagReady
  32. def filterTag(cond: (SpinalTag) ⇒ Boolean): Iterable[SpinalTag]
    Definition Classes
    SpinalTagReady
  33. def findTag(cond: (SpinalTag) ⇒ Boolean): Option[SpinalTag]
    Definition Classes
    SpinalTagReady
  34. val forFMax: Boolean
  35. def foreachReflectableNameables(doThat: (Any) ⇒ Unit): Unit
    Definition Classes
    Nameable
  36. def foreachTag(body: (SpinalTag) ⇒ Unit): Unit
    Definition Classes
    SpinalTagReady
  37. def formalCheckOutputStage(cond: (T) ⇒ Bool): Bool
  38. def formalCheckRam(cond: (T) ⇒ Bool): Vec[Bool]
  39. def formalContains(cond: (T) ⇒ Bool): Bool
  40. def formalContains(word: T): Bool
  41. def formalCount(cond: (T) ⇒ Bool): UInt
  42. def formalCount(word: T): UInt
  43. def formalFullToEmpty(): Area { val was_full: spinal.core.Bool }
  44. def getAllIo: Set[BaseType]
    Definition Classes
    Component
  45. final def getClass(): Class[_]
    Definition Classes
    AnyRef → Any
    Annotations
    @native() @HotSpotIntrinsicCandidate()
  46. def getDisplayName(): String
    Definition Classes
    Component → Nameable
  47. def getGroupedIO(ioBundleBypass: Boolean): Seq[Data]
    Definition Classes
    Component
  48. def getInstanceCounter: Int
    Definition Classes
    ContextUser
  49. def getMode: Byte
    Attributes
    protected
    Definition Classes
    Nameable
  50. def getName(default: String): String
    Definition Classes
    NameableByComponent → Nameable
  51. def getName(): String
    Definition Classes
    NameableByComponent → Nameable
  52. def getOrdredNodeIo: List[BaseType]
    Definition Classes
    Component
  53. def getParentsPath(sep: String): String
    Definition Classes
    Component
  54. def getPartialName(): String
    Definition Classes
    Nameable
  55. def getPath(sep: String): String
    Definition Classes
    Component
  56. def getPath(from: Component, to: Component): Seq[Component]
    Definition Classes
    NameableByComponent
  57. def getRefOwnersChain(): List[Any]
    Definition Classes
    OwnableRef
  58. def getRtlPath(separator: String): String
    Definition Classes
    Component
  59. def getScalaLocationLong: String
    Definition Classes
    ScalaLocated
  60. def getScalaLocationShort: String
    Definition Classes
    ScalaLocated
  61. def getScalaTrace(): Throwable
    Definition Classes
    ScalaLocated
  62. def getTag[T <: SpinalTag](clazz: Class[T]): Option[T]
    Definition Classes
    SpinalTagReady
  63. def getTags(): LinkedHashSet[SpinalTag]
    Definition Classes
    SpinalTagReady
  64. val globalData: GlobalData
    Definition Classes
    GlobalDataUser
  65. def hasTag[T <: SpinalTag](clazz: Class[T]): Boolean
    Definition Classes
    SpinalTagReady
  66. def hasTag(spinalTag: SpinalTag): Boolean
    Definition Classes
    SpinalTagReady
  67. def hashCode(): Int
    Definition Classes
    OverridedEqualsHashCode → AnyRef → Any
  68. def instanceAttributes(language: Language): Iterable[Attribute]
    Definition Classes
    SpinalTagReady
  69. def instanceAttributes: Iterable[Attribute]
    Definition Classes
    SpinalTagReady
  70. val io: Bundle with StreamFifoInterface[T] { ... /* 5 definitions in type refinement */ }
  71. def isCompletelyUnnamed: Boolean
    Definition Classes
    Nameable
  72. def isEmptyOfTag: Boolean
    Definition Classes
    SpinalTagReady
  73. var isFormalTester: Boolean
    Definition Classes
    Component
  74. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  75. def isLogicLess: Boolean
    Definition Classes
    Component
  76. final def isNamed: Boolean
    Definition Classes
    Nameable
  77. def isPriorityApplicable(namePriority: Byte): Boolean
    Definition Classes
    Nameable
  78. def isUnnamed: Boolean
    Definition Classes
    NameableByComponent → Nameable
  79. var localNamingScope: NamingScope
    Definition Classes
    Component
  80. val logic: Area { ... /* 6 definitions in type refinement */ }
  81. def makeInputsAnyseq(): Unit
    Definition Classes
    Component
  82. val name: String
    Definition Classes
    Nameable
  83. val nameableRef: Nameable
    Attributes
    protected
    Definition Classes
    Nameable
    Annotations
    @DontName()
  84. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  85. def noIoPrefix(): StreamFifo.this.type
    Definition Classes
    Component
  86. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native() @HotSpotIntrinsicCandidate()
  87. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native() @HotSpotIntrinsicCandidate()
  88. def onBody[T](body: ⇒ T): T
    Definition Classes
    Component
  89. def onEachAttributes(doIt: (Attribute) ⇒ Unit): Unit
    Definition Classes
    SpinalTagReady
  90. val oneStage: Area { ... /* 2 definitions in type refinement */ }
  91. def overrideLocalName(name: String): StreamFifo.this.type
    Definition Classes
    Nameable
  92. def parent: Component
    Definition Classes
    Component
  93. val parentScope: ScopeStatement
    Definition Classes
    ContextUser
  94. def parents(of: Component, list: List[Component]): List[Component]
    Definition Classes
    Component
  95. def postInitCallback(): StreamFifo.this.type
    Definition Classes
    Component → PostInitCallback
  96. def postPopEvent(): Unit
    Definition Classes
    Stackable
  97. def postPushEvent(): Unit
    Definition Classes
    Component → Stackable
  98. def prePop(): Unit
    Definition Classes
    Component
  99. def prePopEvent(): Unit
    Definition Classes
    Component → Stackable
  100. var pulledDataCache: Map[Data, Data]
    Definition Classes
    Component
  101. val refOwner: RefOwnerType
    Definition Classes
    OwnableRef
    Annotations
    @DontName()
  102. def reflectBaseType(name: String): BaseType
    Definition Classes
    Component
  103. def reflectNames(): Unit
    Definition Classes
    Nameable
  104. def removeTag(spinalTag: SpinalTag): StreamFifo.this.type
    Definition Classes
    SpinalTagReady
  105. def removeTags(tags: Iterable[SpinalTag]): StreamFifo.this.type
    Definition Classes
    SpinalTagReady
  106. def rework[T](gen: ⇒ T): T
    Definition Classes
    Component
  107. val scalaTrace: Throwable
    Definition Classes
    ScalaLocated
  108. val scopeProperties: Capture
    Definition Classes
    Component
  109. def setCompositeName(nameable: Nameable, postfix: String, namePriority: Byte): StreamFifo.this.type
    Definition Classes
    Nameable
  110. def setCompositeName(nameable: Nameable, postfix: String, weak: Boolean): StreamFifo.this.type
    Definition Classes
    Nameable
  111. def setCompositeName(nameable: Nameable, postfix: String): StreamFifo.this.type
    Definition Classes
    Nameable
  112. def setCompositeName(nameable: Nameable, namePriority: Byte): StreamFifo.this.type
    Definition Classes
    Nameable
  113. def setCompositeName(nameable: Nameable, weak: Boolean): StreamFifo.this.type
    Definition Classes
    Nameable
  114. def setCompositeName(nameable: Nameable): StreamFifo.this.type
    Definition Classes
    Nameable
  115. def setDefinitionName(name: String, noMerge: Boolean): StreamFifo.this.type
    Definition Classes
    Component
  116. def setFormalTester(): Unit
    Definition Classes
    Component
  117. def setLambdaName(isNameBody: ⇒ Boolean)(nameGen: ⇒ String): StreamFifo.this.type
    Definition Classes
    Nameable
  118. def setName(name: String, namePriority: Byte): StreamFifo.this.type
    Definition Classes
    Nameable
  119. def setName(name: String, weak: Boolean): StreamFifo.this.type
    Definition Classes
    Nameable
  120. def setName(name: String): StreamFifo.this.type
    Definition Classes
    Nameable
  121. def setNameAsWeak(): StreamFifo.this.type
    Definition Classes
    Nameable
  122. def setPartialName(name: String, namePriority: Byte, owner: Any): StreamFifo.this.type
    Definition Classes
    Nameable
  123. def setPartialName(name: String, namePriority: Byte): StreamFifo.this.type
    Definition Classes
    Nameable
  124. def setPartialName(name: String, weak: Boolean): StreamFifo.this.type
    Definition Classes
    Nameable
  125. def setPartialName(owner: Nameable, name: String, namePriority: Byte): StreamFifo.this.type
    Definition Classes
    Nameable
  126. def setPartialName(owner: Nameable, name: String, weak: Boolean): StreamFifo.this.type
    Definition Classes
    Nameable
  127. def setPartialName(name: String): StreamFifo.this.type
    Definition Classes
    Nameable
  128. def setPartialName(owner: Nameable, name: String): StreamFifo.this.type
    Definition Classes
    Nameable
  129. def setPartialName(owner: Nameable): StreamFifo.this.type
    Definition Classes
    Nameable
  130. def setRefOwner(that: Any): Unit
    Definition Classes
    OwnableRef
  131. def setScalaLocated(source: ScalaLocated): StreamFifo.this.type
    Definition Classes
    ScalaLocated
  132. def setWeakName(name: String): StreamFifo.this.type
    Definition Classes
    Nameable
  133. def spinalTags: LinkedHashSet[SpinalTag]
    Definition Classes
    SpinalTagReady
  134. def stub(): StreamFifo.this.type
    Definition Classes
    Component
  135. final def synchronized[T0](arg0: ⇒ T0): T0
    Definition Classes
    AnyRef
  136. def toString(): String
    Definition Classes
    Nameable → AnyRef → Any
  137. def traceDisable(recursive: Boolean): StreamFifo.this.type
    Definition Classes
    Component
  138. def traceEnable(recursive: Boolean): StreamFifo.this.type
    Definition Classes
    Component
  139. var traceEnabled: Boolean
    Definition Classes
    Component
  140. def unsetName(): StreamFifo.this.type
    Definition Classes
    Nameable
  141. val useVec: Boolean
  142. val userCache: Map[Any, Any]
    Definition Classes
    Component
  143. def valCallback[T](ref: T, name: String): T
    Definition Classes
    ValCallbackRec → ValCallback
  144. def valCallbackOn(ref: Any, name: String, refs: Set[Any]): Unit
    Definition Classes
    ValCallbackRec
  145. def valCallbackRec(ref: Any, name: String): Unit
    Definition Classes
    Component → ValCallbackRec
  146. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  147. final def wait(arg0: Long): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... ) @native()
  148. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  149. def walkComponents(body: (Component) ⇒ Unit): Unit
    Definition Classes
    Component
  150. val withAsyncRead: Boolean
  151. def withAutoPull(): Unit
    Definition Classes
    Component
  152. val withBypass: Boolean
  153. val withExtraMsb: Boolean
  154. var withHierarchyAutoPull: Boolean
    Definition Classes
    Component
  155. def withKeywords(): Unit
    Definition Classes
    Component
  156. var withVitalOutputs: Boolean
    Definition Classes
    Component
  157. def withoutKeywords(): Unit
    Definition Classes
    Component
  158. var withoutReservedKeywords: Boolean
    Definition Classes
    Component

Deprecated Value Members

  1. def finalize(): Unit
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] ) @Deprecated
    Deprecated

Inherited from Component

Inherited from ValCallbackRec

Inherited from ValCallback

Inherited from OverridedEqualsHashCode

Inherited from SpinalTagReady

Inherited from Stackable

Inherited from PostInitCallback

Inherited from NameableByComponent

Inherited from Nameable

Inherited from ContextUser

Inherited from ScalaLocated

Inherited from GlobalDataUser

Inherited from OwnableRef

Inherited from AnyRef

Inherited from Any

Ungrouped