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change TileLinkWidthAdapter interface

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This commit is contained in:
Howard Mao 2016-06-30 15:50:23 -07:00
parent 9feca99d5d
commit a0b1772404
1 changed files with 13 additions and 12 deletions
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23
uncore/src/main/scala/converters/Tilelink.scala
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@ -151,20 +151,21 @@ class ClientTileLinkIOUnwrapper(implicit p: Parameters) extends TLModule()(p) {
}
object TileLinkWidthAdapter {
def apply(in: ClientUncachedTileLinkIO, out: ClientUncachedTileLinkIO)(implicit p: Parameters): Unit = {
require(out.tlDataBits * out.tlDataBeats == in.tlDataBits * in.tlDataBeats)
if (out.tlDataBits > in.tlDataBits) {
val widener = Module(new TileLinkIOWidener(in.p(TLId), out.p(TLId)))
def apply(in: ClientUncachedTileLinkIO, outerId: String)(implicit p: Parameters) = {
val outerDataBits = p(TLKey(outerId)).dataBitsPerBeat
if (outerDataBits > in.tlDataBits) {
val widener = Module(new TileLinkIOWidener(in.p(TLId), outerId))
widener.io.in <> in
out <> widener.io.out
} else if (out.tlDataBits < in.tlDataBits) {
val narrower = Module(new TileLinkIONarrower(in.p(TLId), out.p(TLId)))
widener.io.out
} else if (outerDataBits < in.tlDataBits) {
val narrower = Module(new TileLinkIONarrower(in.p(TLId), outerId))
narrower.io.in <> in
out <> narrower.io.out
} else {
out <> in
narrower.io.out
} else { in }
}
def apply(out: ClientUncachedTileLinkIO, in: ClientUncachedTileLinkIO)(implicit p: Parameters): Unit = {
require(out.tlDataBits * out.tlDataBeats == in.tlDataBits * in.tlDataBeats)
out <> apply(in, out.p(TLId))
}
}