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Commit 8d7821f5 authored by Jens Korinth's avatar Jens Korinth
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Port to Chisel 3

parent 48cb64c9
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build.sbt
View file @ 8d7821f5
......@@ -21,8 +21,9 @@ libraryDependencies ++= (Seq("chisel3","chisel-iotesters").map {
dep: String => "edu.berkeley.cs" %% dep % sys.props.getOrElse(dep + "Version", defaultVersions(dep)) })
libraryDependencies ++= Seq(
"com.novocode" % "junit-interface" % "0.11" % "test",
"org.scalatest" %% "scalatest" % "2.2.6" % "test",
"com.typesafe.play" %% "play-json" % "2.4.8"
"com.typesafe.play" %% "play-json" % "2.4.8"
)
// no parallel testing
......@@ -31,6 +32,7 @@ parallelExecution in Test := false
testForkedParallel in Test := false
scalacOptions ++= Seq("-language:implicitConversions", "-language:reflectiveCalls", "-deprecation", "-feature")
// project structure
......
src/main/scala/AXIDefs.scala deleted 100644 → 0
View file @ 48cb64c9
package AXIDefs
{
import Chisel._
import Literal._
import Node._
// Part I: Definitions for the actual data carried over AXI channels
// in part II we will provide definitions for the actual AXI interfaces
// by wrapping the part I types in Decoupled (ready/valid) bundles
// AXI channel data definitions
class AXIAddress(addrWidthBits: Int, idBits: Int) extends Bundle {
// address for the transaction, should be burst aligned if bursts are used
val addr = UInt(width = addrWidthBits)
// size of data beat in bytes
// set to UInt(log2Up((dataBits/8)-1)) for full-width bursts
val size = UInt(width = 3)
// number of data beats -1 in burst: max 255 for incrementing, 15 for wrapping
val len = UInt(width = 8)
// burst mode: 0 for fixed, 1 for incrementing, 2 for wrapping
val burst = UInt(width = 2)
// transaction ID for multiple outstanding requests
val id = UInt(width = idBits)
// set to 1 for exclusive access
val lock = Bool()
// cachability, set to 0010 or 0011
val cache = UInt(width = 4)
// generally ignored, set to to all zeroes
val prot = UInt(width = 3)
// not implemented, set to zeroes
val qos = UInt(width = 4)
override def clone = { new AXIAddress(addrWidthBits, idBits).asInstanceOf[this.type] }
}
class AXIWriteData(dataWidthBits: Int) extends Bundle {
val data = UInt(width = dataWidthBits)
val strb = UInt(width = dataWidthBits/8)
val last = Bool()
override def clone = { new AXIWriteData(dataWidthBits).asInstanceOf[this.type] }
}
class AXIWriteResponse(idBits: Int) extends Bundle {
val id = UInt(width = idBits)
val resp = UInt(width = 2)
override def clone = { new AXIWriteResponse(idBits).asInstanceOf[this.type] }
}
class AXIReadData(dataWidthBits: Int, idBits: Int) extends Bundle {
val data = UInt(width = dataWidthBits)
val id = UInt(width = idBits)
val last = Bool()
val resp = UInt(width = 2)
override def clone = { new AXIReadData(dataWidthBits, idBits).asInstanceOf[this.type] }
}
// Part II: Definitions for the actual AXI interfaces
// TODO add full slave interface definition
class AXIMasterIF(addrWidthBits: Int, dataWidthBits: Int, idBits: Int) extends Bundle {
// write address channel
val writeAddr = Decoupled(new AXIAddress(addrWidthBits, idBits))
// write data channel
val writeData = Decoupled(new AXIWriteData(dataWidthBits))
// write response channel (for memory consistency)
val writeResp = Decoupled(new AXIWriteResponse(idBits)).flip
// read address channel
val readAddr = Decoupled(new AXIAddress(addrWidthBits, idBits))
// read data channel
val readData = Decoupled(new AXIReadData(dataWidthBits, idBits)).flip
// rename signals to be compatible with those in the Xilinx template
def renameSignals(prefix: Option[String], suffix: Option[String]) = {
// write address channel
writeAddr.bits.addr.setName("%sM_AXI_AWADDR%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
writeAddr.bits.prot.setName("%sM_AXI_AWPROT%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
writeAddr.bits.size.setName("%sM_AXI_AWSIZE%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
writeAddr.bits.len.setName("%sM_AXI_AWLEN%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
writeAddr.bits.burst.setName("%sM_AXI_AWBURST%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
writeAddr.bits.lock.setName("%sM_AXI_AWLOCK%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
writeAddr.bits.cache.setName("%sM_AXI_AWCACHE%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
writeAddr.bits.qos.setName("%sM_AXI_AWQOS%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
writeAddr.bits.id.setName("%sM_AXI_AWID%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
writeAddr.valid.setName("%sM_AXI_AWVALID%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
writeAddr.ready.setName("%sM_AXI_AWREADY%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
// write data channel
writeData.bits.data.setName("%sM_AXI_WDATA%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
writeData.bits.strb.setName("%sM_AXI_WSTRB%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
writeData.bits.last.setName("%sM_AXI_WLAST%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
writeData.valid.setName("%sM_AXI_WVALID%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
writeData.ready.setName("%sM_AXI_WREADY%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
// write response channel
writeResp.bits.resp.setName("%sM_AXI_BRESP%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
writeResp.bits.id.setName("%sM_AXI_BID%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
writeResp.valid.setName("%sM_AXI_BVALID%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
writeResp.ready.setName("%sM_AXI_BREADY%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
// read address channel
readAddr.bits.addr.setName("%sM_AXI_ARADDR%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
readAddr.bits.prot.setName("%sM_AXI_ARPROT%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
readAddr.bits.size.setName("%sM_AXI_ARSIZE%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
readAddr.bits.len.setName("%sM_AXI_ARLEN%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
readAddr.bits.burst.setName("%sM_AXI_ARBURST%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
readAddr.bits.lock.setName("%sM_AXI_ARLOCK%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
readAddr.bits.cache.setName("%sM_AXI_ARCACHE%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
readAddr.bits.qos.setName("%sM_AXI_ARQOS%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
readAddr.bits.id.setName("%sM_AXI_ARID%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
readAddr.valid.setName("%sM_AXI_ARVALID%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
readAddr.ready.setName("%sM_AXI_ARREADY%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
// read data channel
readData.bits.id.setName("%sM_AXI_RID%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
readData.bits.data.setName("%sM_AXI_RDATA%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
readData.bits.resp.setName("%sM_AXI_RRESP%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
readData.bits.last.setName("%sM_AXI_RLAST%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
readData.valid.setName("%sM_AXI_RVALID%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
readData.ready.setName("%sM_AXI_RREADY%s".format(prefix.getOrElse(""), suffix.getOrElse("")))
}
override def clone = { new AXIMasterIF(addrWidthBits, dataWidthBits, idBits).asInstanceOf[this.type] }
}
}
src/main/scala/AXILiteDefs.scala deleted 100644 → 0
View file @ 48cb64c9
package AXILiteDefs
{
import Chisel._
import Literal._
import Node._
// Part I: Definitions for the actual data carried over AXI channels
// in part II we will provide definitions for the actual AXI interfaces
// by wrapping the part I types in Decoupled (ready/valid) bundles
// AXI Lite channel data definitions
class AXILiteAddress(addrWidthBits: Int) extends Bundle {
val addr = UInt(width = addrWidthBits)
val prot = UInt(width = 3)
override def clone = { new AXILiteAddress(addrWidthBits).asInstanceOf[this.type] }
}
class AXILiteWriteData(dataWidthBits: Int) extends Bundle {
val data = UInt(width = dataWidthBits)
val strb = UInt(width = dataWidthBits/8)
override def clone = { new AXILiteWriteData(dataWidthBits).asInstanceOf[this.type] }
}
class AXILiteReadData(dataWidthBits: Int) extends Bundle {
val data = UInt(width = dataWidthBits)
val resp = UInt(width = 2)
override def clone = { new AXILiteReadData(dataWidthBits).asInstanceOf[this.type] }
}
// Part II: Definitions for the actual AXI interfaces
class AXILiteSlaveIF(addrWidthBits: Int, dataWidthBits: Int) extends Bundle {
// write address channel
val writeAddr = Decoupled(new AXILiteAddress(addrWidthBits)).flip
// write data channel
val writeData = Decoupled(new AXILiteWriteData(dataWidthBits)).flip
// write response channel (for memory consistency)
val writeResp = Decoupled(UInt(width = 2))
// read address channel
val readAddr = Decoupled(new AXILiteAddress(addrWidthBits)).flip
// read data channel
val readData = Decoupled(new AXILiteReadData(dataWidthBits))
// rename signals to be compatible with those in the Xilinx template
def renameSignals() {
writeAddr.bits.addr.setName("S_AXI_AWADDR")
writeAddr.bits.prot.setName("S_AXI_AWPROT")
writeAddr.valid.setName("S_AXI_AWVALID")
writeAddr.ready.setName("S_AXI_AWREADY")
writeData.bits.data.setName("S_AXI_WDATA")
writeData.bits.strb.setName("S_AXI_WSTRB")
writeData.valid.setName("S_AXI_WVALID")
writeData.ready.setName("S_AXI_WREADY")
writeResp.bits.setName("S_AXI_BRESP")
writeResp.valid.setName("S_AXI_BVALID")
writeResp.ready.setName("S_AXI_BREADY")
readAddr.bits.addr.setName("S_AXI_ARADDR")
readAddr.bits.prot.setName("S_AXI_ARPROT")
readAddr.valid.setName("S_AXI_ARVALID")
readAddr.ready.setName("S_AXI_ARREADY")
readData.bits.data.setName("S_AXI_RDATA")
readData.bits.resp.setName("S_AXI_RRESP")
readData.valid.setName("S_AXI_RVALID")
readData.ready.setName("S_AXI_RREADY")
}
override def clone = { new AXILiteSlaveIF(addrWidthBits, dataWidthBits).asInstanceOf[this.type] }
}
class AXILiteMasterIF(addrWidthBits: Int, dataWidthBits: Int) extends Bundle {
// write address channel
val writeAddr = Decoupled(new AXILiteAddress(addrWidthBits))
// write data channel
val writeData = Decoupled(new AXILiteWriteData(dataWidthBits))
// write response channel (for memory consistency)
val writeResp = Decoupled(UInt(width = 2)).flip
// read address channel
val readAddr = Decoupled(new AXILiteAddress(addrWidthBits))
// read data channel
val readData = Decoupled(new AXILiteReadData(dataWidthBits)).flip
// rename signals to be compatible with those in the Xilinx template
def renameSignals() {
writeAddr.bits.addr.setName("M_AXI_AWADDR")
writeAddr.bits.prot.setName("M_AXI_AWPROT")
writeAddr.valid.setName("M_AXI_AWVALID")
writeAddr.ready.setName("M_AXI_AWREADY")
writeData.bits.data.setName("M_AXI_WDATA")
writeData.bits.strb.setName("M_AXI_WSTRB")
writeData.valid.setName("M_AXI_WVALID")
writeData.ready.setName("M_AXI_WREADY")
writeResp.bits.setName("M_AXI_BRESP")
writeResp.valid.setName("M_AXI_BVALID")
writeResp.ready.setName("M_AXI_BREADY")
readAddr.bits.addr.setName("M_AXI_ARADDR")
readAddr.bits.prot.setName("M_AXI_ARPROT")
readAddr.valid.setName("M_AXI_ARVALID")
readAddr.ready.setName("M_AXI_ARREADY")
readData.bits.data.setName("M_AXI_RDATA")
readData.bits.resp.setName("M_AXI_RRESP")
readData.valid.setName("M_AXI_RVALID")
readData.ready.setName("M_AXI_RREADY")
}
override def clone = { new AXILiteMasterIF(addrWidthBits, dataWidthBits).asInstanceOf[this.type] }
}
}
src/main/scala/AxiFifoAdapter.scala
View file @ 8d7821f5
package chisel.axiutils
import Chisel._
import AXIDefs._
import chisel3._
import chisel3.util._
import chisel.axi._
/**
* Configuration parameters for AxiFifoAdapter.
......@@ -9,20 +10,18 @@ import AXIDefs._
* @param burstSize Number of beats per burst (optional).
* @param size Address wrap-around after size elements (optional).
**/
sealed case class AxiFifoAdapterConfiguration(
axi: AxiConfiguration,
fifoDepth: Int,
burstSize: Option[Int] = None,
size: Option[Int] = None
)
sealed case class AxiFifoAdapterConfiguration(fifoDepth: Int,
burstSize: Option[Int] = None,
size: Option[Int] = None)
/**
* I/O bundle for AxiFifoAdapter.
**/
class AxiFifoAdapterIO(cfg: AxiFifoAdapterConfiguration) extends Bundle {
val maxi = new AXIMasterIF(cfg.axi.addrWidth, cfg.axi.dataWidth, cfg.axi.idWidth)
val deq = Decoupled(UInt(width = cfg.axi.dataWidth))
val base = UInt(INPUT, width = cfg.axi.addrWidth)
class AxiFifoAdapterIO(cfg: AxiFifoAdapterConfiguration)
(implicit axi: Axi4.Configuration) extends Bundle {
val maxi = Axi4.Master(axi)
val deq = Decoupled(UInt(axi.dataWidth))
val base = Input(UInt(axi.addrWidth))
}
/**
......@@ -31,12 +30,13 @@ class AxiFifoAdapterIO(cfg: AxiFifoAdapterConfiguration) extends Bundle {
* interface; the FIFO itself uses handshakes for consumption.
* @param cfg Configuration parameters.
**/
class AxiFifoAdapter(cfg: AxiFifoAdapterConfiguration) extends Module {
class AxiFifoAdapter(cfg: AxiFifoAdapterConfiguration)
(implicit axi: Axi4.Configuration) extends Module {
val bsz = cfg.burstSize.getOrElse(cfg.fifoDepth)
require (cfg.size.map(s => log2Up(s) <= cfg.axi.addrWidth).getOrElse(true),
"addrWidth (%d) must be large enough to address all %d element, at least %d bits"
.format(cfg.axi.addrWidth, cfg.size.get, log2Up(cfg.size.get)))
require (cfg.size.map(s => log2Ceil(s) <= axi.addrWidth).getOrElse(true),
"addrWidth (%d) must be large enough to address all %d elements, at least %d bits"
.format(axi.addrWidth:Int, cfg.size.get, log2Ceil(cfg.size.get)))
require (cfg.size.isEmpty,
"size parameter is not implemented")
require (bsz > 0 && bsz <= cfg.fifoDepth && bsz <= 256,
......@@ -44,67 +44,68 @@ class AxiFifoAdapter(cfg: AxiFifoAdapterConfiguration) extends Module {
.format(bsz, cfg.fifoDepth))
println ("AxiFifoAdapter: fifoDepth = %d, address bits = %d, data bits = %d, id bits = %d%s%s"
.format(cfg.fifoDepth, cfg.axi.addrWidth, cfg.axi.dataWidth, cfg.axi.idWidth,
.format(cfg.fifoDepth, axi.addrWidth:Int, axi.dataWidth:Int, axi.idWidth:Int,
cfg.burstSize.map(", burst size = %d".format(_)).getOrElse(""),
cfg.size.map(", size = %d".format(_)).getOrElse("")))
val io = new AxiFifoAdapterIO(cfg)
val io = IO(new AxiFifoAdapterIO(cfg))
val fifo = Module(new Queue(UInt(width = cfg.axi.dataWidth), cfg.fifoDepth))
val axi_read :: axi_wait :: Nil = Enum(UInt(), 2)
val state = Reg(init = axi_wait)
val len = Reg(UInt(width = log2Up(bsz)))
val axi_read :: axi_wait :: Nil = Enum(2)
val fifo = Module(new Queue(UInt(axi.dataWidth), cfg.fifoDepth))
val state = RegInit(axi_wait)
val len = Reg(UInt(log2Ceil(bsz).W))
val ra_hs = Reg(Bool())
val maxi_rlast = io.maxi.readData.bits.last
val maxi_raddr = Reg(init = io.base)
val maxi_rlast = io.maxi.readData.bits.last
val maxi_raddr = RegInit(io.base)
val maxi_ravalid = !reset && state === axi_read && !ra_hs
val maxi_raready = io.maxi.readAddr.ready
val maxi_rready = !reset && state === axi_read && fifo.io.enq.ready
val maxi_rvalid = state === axi_read && io.maxi.readData.valid
val maxi_rready = !reset && state === axi_read && fifo.io.enq.ready
val maxi_rvalid = state === axi_read && io.maxi.readData.valid
io.deq <> fifo.io.deq
fifo.io.enq.bits := io.maxi.readData.bits.data
io.maxi.readData.ready := maxi_rready
io.maxi.readAddr.valid := maxi_ravalid
fifo.io.enq.valid := io.maxi.readData.valid
io.deq <> fifo.io.deq
fifo.io.enq.bits := io.maxi.readData.bits.data
io.maxi.readData.ready := maxi_rready
io.maxi.readAddr.valid := maxi_ravalid
fifo.io.enq.valid := io.maxi.readData.valid
// AXI boilerplate
io.maxi.readAddr.bits.addr := maxi_raddr
io.maxi.readAddr.bits.size := UInt(if (cfg.axi.dataWidth > 8) log2Up(cfg.axi.dataWidth / 8) else 0)
io.maxi.readAddr.bits.len := UInt(bsz - 1)
io.maxi.readAddr.bits.burst := UInt("b01") // INCR
io.maxi.readAddr.bits.id := UInt(0)
io.maxi.readAddr.bits.lock := UInt(0)
io.maxi.readAddr.bits.cache := UInt("b1111") // bufferable, write-back RW allocate
io.maxi.readAddr.bits.prot := UInt(0)
io.maxi.readAddr.bits.qos := UInt(0)
io.maxi.readAddr.bits.addr := maxi_raddr
io.maxi.readAddr.bits.burst.size := (if (axi.dataWidth > 8) log2Ceil(axi.dataWidth / 8) else 0).U
io.maxi.readAddr.bits.burst.len := (bsz - 1).U
io.maxi.readAddr.bits.burst.burst := Axi4.Burst.Type.incr
io.maxi.readAddr.bits.id := 0.U
io.maxi.readAddr.bits.lock.lock := 0.U
io.maxi.readAddr.bits.cache.cache := Axi4.Cache.Read.WRITE_BACK_RW_ALLOCATE
io.maxi.readAddr.bits.prot.prot := 0.U
io.maxi.readAddr.bits.qos := 0.U
// write channel tie-offs
io.maxi.writeAddr.valid := Bool(false)
io.maxi.writeData.valid := Bool(false)
io.maxi.writeResp.ready := Bool(false)
io.maxi.writeAddr.valid := false.B
io.maxi.writeData.valid := false.B
io.maxi.writeResp.ready := false.B
when (reset) {
state := axi_wait
len := UInt(bsz - 1)
len := (bsz - 1).U
maxi_raddr := io.base
ra_hs := Bool(false)
ra_hs := false.B
}
.otherwise {
when (state === axi_wait && fifo.io.count <= UInt(cfg.fifoDepth - bsz)) { state := axi_read }
when (state === axi_wait && fifo.io.count <= (cfg.fifoDepth - bsz).U) { state := axi_read }
when (state === axi_read) {
when (maxi_ravalid && maxi_raready) {
maxi_raddr := maxi_raddr + UInt(bsz * (cfg.axi.dataWidth / 8))
ra_hs := Bool(true)
maxi_raddr := maxi_raddr + (bsz * (axi.dataWidth / 8)).U
ra_hs := true.B
}
when (maxi_rready && maxi_rvalid) {
when (maxi_rlast) {
state := Mux(fifo.io.count <= UInt(cfg.fifoDepth - bsz), state, axi_wait)
len := UInt(bsz - 1)
ra_hs := Bool(false)
state := Mux(fifo.io.count <= (cfg.fifoDepth - bsz).U, state, axi_wait)
len := (bsz - 1).U
ra_hs := false.B
}
.otherwise { len := len - UInt(1) }
.otherwise { len := len - 1.U }
}
}
}
......@@ -117,27 +118,18 @@ object AxiFifoAdapter {
* @param cfg Configuration.
* @return AxiFifoAdapter instance.
**/
def apply(cfg: AxiFifoAdapterConfiguration): AxiFifoAdapter = new AxiFifoAdapter(cfg)
def apply(cfg: AxiFifoAdapterConfiguration)(implicit axi: Axi4.Configuration): AxiFifoAdapter = new AxiFifoAdapter(cfg)
/**
* Build an AxiFifoAdapter.
* @param fifoDepth Depth of the backing FIFO (each element data width wide).
* @param addrWidth Width of AXI address line in bits.
* @param dataWidth Width of AXI data line in bits.
* @param idWidth Width of AXI id line in bits.
* @param burstSize Number of beats per burst (optional).
* @param size Address wrap-around after size elements (optional).
* @return AxiFifoAdapter instance.
**/
def apply(fifoDepth: Int,
addrWidth: Int,
dataWidth: Int,
idWidth: Int = 1,
burstSize: Option[Int] = None,
size: Option[Int] = None): AxiFifoAdapter =
new AxiFifoAdapter(AxiFifoAdapterConfiguration(
axi = AxiConfiguration(addrWidth, dataWidth, idWidth),
fifoDepth = fifoDepth,
burstSize = burstSize,
size = size))
size: Option[Int] = None)
(implicit axi: Axi4.Configuration): AxiFifoAdapter =
new AxiFifoAdapter(AxiFifoAdapterConfiguration(fifoDepth = fifoDepth, burstSize = burstSize, size = size))
}
src/main/scala/AxiModuleBuilder.scala
View file @ 8d7821f5
package chisel.axiutils
import chisel.axiutils.registers._
import chisel.packaging.{CoreDefinition, ModuleBuilder}
import chisel.packaging.CoreDefinition.root
import chisel.miscutils.DecoupledDataSource
import scala.sys.process._
import java.nio.file.Paths
import Chisel._
import AXIDefs._
import chisel.axiutils.registers._
import chisel.packaging.{CoreDefinition, ModuleBuilder}
import chisel.packaging.CoreDefinition.root
import chisel.miscutils.DecoupledDataSource
import scala.sys.process._
import java.nio.file.Paths
import chisel3._
import chisel.axi._
class FifoAxiAdapterTest1(dataWidth : Int, size: Int) extends Module {
class FifoAxiAdapterTest1(dataWidth: Int, size: Int) extends Module {
val addrWidth = 32
val io = new Bundle {
val maxi = new AXIMasterIF(addrWidth, dataWidth, 1)
val base = UInt(INPUT, width = addrWidth)
}
implicit val axi = Axi4.Configuration(AddrWidth(addrWidth),
DataWidth(dataWidth),
IdWidth(1))
val io = IO(new Bundle {
val maxi = Axi4.Master(axi)
val base = Input(UInt(AddrWidth(addrWidth)))
})
val datasrc = Module (new DecoupledDataSource(UInt(width = dataWidth),
size = 256, n => UInt(n), false))
val fad = Module (new FifoAxiAdapter(fifoDepth = size,
addrWidth = addrWidth,
dataWidth = dataWidth,
burstSize = Some(16)))
val datasrc = Module(new DecoupledDataSource(dataWidth.U, size = 256, n => n.U, false))
val fad = Module(new FifoAxiAdapter(fifoDepth = size,
burstSize = Some(16)))
io.maxi.renameSignals(None, None)
io.base.setName("base")
//io.maxi.renameSignals(None, None)
io.base.suggestName("base")
fad.io.base := io.base
fad.io.enq <> datasrc.io.out
......@@ -31,11 +31,15 @@ class FifoAxiAdapterTest1(dataWidth : Int, size: Int) extends Module {
}
object AxiModuleBuilder extends ModuleBuilder {
implicit val axi = AxiConfiguration(addrWidth = 32, dataWidth = 64, idWidth = 1)
implicit val axi = Axi4.Configuration(AddrWidth(32),
DataWidth(64),
IdWidth(1))
implicit val axilite = Axi4Lite.Configuration(Axi4Lite.AddrWidth(32),
Axi4Lite.Width64)
val modules: List[(() => Module, CoreDefinition)] = List(
( // test module with fixed data
() => Module(new FifoAxiAdapterTest1(dataWidth = 32, 256)),
() => new FifoAxiAdapterTest1(dataWidth = 32, 256),
CoreDefinition(
name = "FifoAxiAdapterTest1",
vendor = "esa.cs.tu-darmstadt.de",
......@@ -45,9 +49,7 @@ object AxiModuleBuilder extends ModuleBuilder {
)
),
( // generic adapter module FIFO -> AXI
() => Module(new FifoAxiAdapter(fifoDepth = 8,
addrWidth = 32,
dataWidth = 64)),
() => new FifoAxiAdapter(fifoDepth = 8),
CoreDefinition(
name = "FifoAxiAdapter",
vendor = "esa.cs.tu-darmstadt.de",
......@@ -57,9 +59,10 @@ object AxiModuleBuilder extends ModuleBuilder {
)
),
( // generic adapter module AXI -> FIFO
() => Module(AxiFifoAdapter(fifoDepth = 4,
addrWidth = 32,
dataWidth = 32)),
() => AxiFifoAdapter(fifoDepth = 4)
(Axi4.Configuration(addrWidth = AddrWidth(32),
dataWidth = DataWidth(32),
idWidth = IdWidth(1))),
CoreDefinition(
name = "AxiFifoAdapter",
vendor = "esa.cs.tu-darmstadt.de",
......@@ -69,16 +72,15 @@ object AxiModuleBuilder extends ModuleBuilder {
)
),
( // AXI-based sliding window
() => Module(new AxiSlidingWindow(AxiSlidingWindowConfiguration(
gen = UInt(width = 8),
() => {
implicit val axi = Axi4.Configuration(AddrWidth(32), DataWidth(64), IdWidth(1))
new AxiSlidingWindow(AxiSlidingWindowConfiguration(
gen = UInt(8.W),
width = 8,
depth = 3,
afa = AxiFifoAdapterConfiguration(
axi = AxiConfiguration(addrWidth = 32, dataWidth = 64, idWidth = 1),
fifoDepth = 32,
burstSize = Some(16)
)
))),
afa = AxiFifoAdapterConfiguration(fifoDepth = 32, burstSize = Some(16))
))
},
CoreDefinition(
name = "AxiSlidingWindow3x8",
vendor = "esa.cs.tu-darmstadt.de",
......@@ -88,7 +90,7 @@ object AxiModuleBuilder extends ModuleBuilder {
)
),
( // AXI Crossbar
() => Module(new AxiMux(8)),