'A'.U// 用ASCII字符表示//SInt类型的字面量-8.S// 值为“-8”的SInt对象//Bool类型的字面量true.B// 值为“true”的Bool对象false.B//值为“false”的Bool对象 Bits类型的位宽被Chisel的width类型(Width)定义,UInt和SInt继承自Bits,因此也可用width类型指定位宽。以下表示把scal
import chisel3._ import chisel3.util.Decoupled class ProducingData extedns Module{ val io = IO( new Bundle{ val readyValid = Decoupled( UInt(32.W) ) } ) io.readyValid.valid := true.B //信号发出方的valid信号 io.readyValid.bits := 5.U //握手数据 } class ConsumingData extends Module...
chisel3.util包里有一个单例对象Log2,它的一个apply方法接收一个Bits类型的参数,计算并返回该参数值以2为底的幂次。返回类型是UInt类型,并且是向下截断的。另一个apply的重载版本可以接受第二个Int类型的参数,用于指定返回结果的位宽。例如:Log2(8.U) // 等于3.ULog2(13.U) // 等于3.U(向下截断)Log2...
val nSets = p(NSets) val bBytes = p(CacheBlockBytes) val nastiExternal = p(NastiKey) val nastiXDataBits = nastiExternal.dataBits val nastiWStrobeBits = nastiXDataBits / 8 val nastiXAddrBits = nastiExternal.addrBits val nastiWIdBits = nastiExternal.idBits val nastiRIdBits = nastiExte...
86 + // TODO: 7.1.1d allow design-specific IR bits, 7.1.1e (rec) should be a fixed pattern 87 + // 7.2.1a behavior of instruction register and shifters 88 + val irChain = Module(CaptureUpdateChain(UInt(irLength.W))) 89 + irChain.suggestName("irChain") 90 + irChain.io...
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DatPath(implicit val p: Parameters, val conf: SodorCoreParams) extends Mod io.dat.alu_zero := (alu=== 0.U) // Output Signals totheMemory io.mem.req.bits.addr : reg_ma.asUInt() io.mem.req.bits.addr : reg_ma.asUInt io.mem.req.bits.data :...
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Similar Mods to Chisel Mod: Carpenter’s Block Mod DecoCraft 2 Mod Chis-el and Bits Mod
2.1 Signal Types and ConstantsChiselには3つのデータ型、Bits、UInt、SIntがあります。引数でビット幅を指定します。Bits(8.W) // 8ビットデータ UInt(8.W) // 8ビット符号なし整数 SInt(10.W) // 10ビット符号付き整数 これらの型を用いて、信号、組み合わせ論理回路、およびレジスタ...