riscv/rocket-chip
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rocket: convert scratchpad to TL2

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This commit is contained in:
Wesley W. Terpstra
2016-10-26 19:54:47 -07:00
parent dddb50a942
commit 11121b6f4c
3 changed files with 88 additions and 71 deletions
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2
src/main/scala/uncore/tilelink2/package.scala
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@ -5,9 +5,11 @@ import diplomacy._
package object tilelink2
{
type TLInwardNode = InwardNodeHandle[TLClientPortParameters, TLManagerPortParameters, TLBundle]
type TLOutwardNode = OutwardNodeHandle[TLClientPortParameters, TLManagerPortParameters, TLBundle]
type TLAsyncOutwardNode = OutwardNodeHandle[TLAsyncClientPortParameters, TLAsyncManagerPortParameters, TLAsyncBundle]
type IntOutwardNode = OutwardNodeHandle[IntSourcePortParameters, IntSinkPortParameters, Vec[Bool]]
def OH1ToOH(x: UInt) = (x << 1 | UInt(1)) & ~Cat(UInt(0, width=1), x)
def OH1ToUInt(x: UInt) = OHToUInt(OH1ToOH(x))
def UIntToOH1(x: UInt, width: Int) = ~(SInt(-1, width=width).asUInt << x)(width-1, 0)