riscv/rocket-chip
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add back decoupled NASTI connection at edge of RocketChip

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This commit is contained in:
Howard Mao 2015-11-02 17:01:28 -08:00
parent 51116e0674
commit 04d92dddbd
1 changed files with 6 additions and 4 deletions
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8
src/main/scala/RocketChip.scala
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@ -110,12 +110,14 @@ class Top(topParams: Parameters) extends Module with HasTopLevelParameters {
uncore.io.tiles_cached <> tileList.map(_.io.cached).flatten
uncore.io.tiles_uncached <> tileList.map(_.io.uncached).flatten
io.host <> uncore.io.host
io.mem <> uncore.io.mem
if (p(UseBackupMemoryPort)) { io.mem_backup_ctrl <> uncore.io.mem_backup_ctrl }
io.mem.zip(uncore.io.mem).foreach { case (outer, inner) =>
TopUtils.connectNasti(outer, inner)
// Memory cache type should be normal non-cacheable bufferable
io.mem.map(_.ar.bits.cache := UInt("b0011"))
io.mem.map(_.aw.bits.cache := UInt("b0011"))
outer.ar.bits.cache := UInt("b0011")
outer.aw.bits.cache := UInt("b0011")
}
// tie off the mmio port
val errslave = Module(new NastiErrorSlave)