Bump clash

.github/scripts/cache.py

@@ -52,7 +52,7 @@
 CLEAR_AFTER=f"{CLEAR_AFTER_DAYS}d00h00m00s"
 TOUCH_AFTER=datetime.timedelta(days=1)
 
-GLOBAL_CACHE_BUST = 2
+GLOBAL_CACHE_BUST = 3
 
 CARGO_CACHE_BUST = 2
 CARGO_KEY_PREFIX = f"cargo-g{GLOBAL_CACHE_BUST}-l{CARGO_CACHE_BUST}-"

.github/workflows/ci.yml

@@ -45,7 +45,7 @@ jobs:
       run:
         shell: git-nix-shell {0} --option connect-timeout 360 --pure --keep "GITHUB_SHA" --keep "S3_PASSWORD"
     container:
-      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-07-30
+      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-08-06
       options: --memory=11g
     steps:
       - name: Checkout
@@ -80,7 +80,7 @@ jobs:
         shell: git-nix-shell {0} --option connect-timeout 360
 
     container:
-      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-07-30
+      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-08-06
       options: --memory=11g
 
     steps:
@@ -114,6 +114,10 @@ jobs:
           .github/scripts/cabal-gild.sh check
           git diff --exit-code
 
+      - name: Check that we don't introduce accidental infinite loops in type checkers
+        run: |
+          ! grep --include=*.hs -E -r '\-fconstraint-solver-iterations *= *0'
+
   build:
     name: Build dependencies
     runs-on: [self-hosted, compute]
@@ -122,7 +126,7 @@ jobs:
         shell: git-nix-shell {0} --option connect-timeout 360 --pure --keep "GITHUB_SHA" --keep "S3_PASSWORD"
 
     container:
-      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-07-30
+      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-08-06
       options: --memory=11g
 
     steps:
@@ -162,7 +166,7 @@ jobs:
         shell: git-nix-shell {0} --option connect-timeout 360 --pure --keep "GITHUB_OUTPUT"
 
     container:
-      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-07-30
+      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-08-06
       options: --memory=11g
 
     steps:
@@ -202,7 +206,7 @@ jobs:
       fail-fast: false
 
     container:
-      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-07-30
+      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-08-06
       options: --memory=11g
 
     steps:
@@ -252,7 +256,7 @@ jobs:
     needs: [build, lint, cc-sim-topologies-matrix, cc-sim-topologies, bittide-instances-hardware-in-the-loop]
 
     container:
-      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-07-30
+      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-08-06
       options: --memory=11g
 
     steps:
@@ -325,7 +329,7 @@ jobs:
     needs: [build, lint]
 
     container:
-      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-07-30
+      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-08-06
       options: --memory=11g
 
     steps:
@@ -352,7 +356,7 @@ jobs:
     needs: [build, lint]
 
     container:
-      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-07-30
+      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-08-06
       options: --memory=11g
 
     steps:
@@ -393,7 +397,7 @@ jobs:
       run:
         shell: git-nix-shell {0} --option connect-timeout 360 --pure --keep "GITHUB_SHA" --keep "S3_PASSWORD"
     container:
-      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-07-30
+      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-08-06
       options: --memory=11g
     needs: [build]
 
@@ -418,7 +422,7 @@ jobs:
       run:
         shell: git-nix-shell {0} --option connect-timeout 360 --pure --keep "GITHUB_SHA" --keep "S3_PASSWORD"
     container:
-      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-07-30
+      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-08-06
       options: --memory=11g
     needs: [build]
 
@@ -446,7 +450,7 @@ jobs:
       run:
         shell: git-nix-shell {0} --option connect-timeout 360 --pure --keep "GITHUB_SHA" --keep "S3_PASSWORD"
     container:
-      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-07-30
+      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-08-06
       options: --memory=11g
     needs: [build]
 
@@ -472,7 +476,7 @@ jobs:
       run:
         shell: git-nix-shell {0} --option connect-timeout 360 --pure --keep "GITHUB_SHA" --keep "S3_PASSWORD"
     container:
-      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-07-30
+      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-08-06
       options: --memory=11g
     needs: [build]
 
@@ -505,7 +509,7 @@ jobs:
     needs: [build, lint]
 
     container:
-      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-07-30
+      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-08-06
       options: --memory=11g
 
     steps:
@@ -532,7 +536,7 @@ jobs:
     needs: [build, lint]
 
     container:
-      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-07-30
+      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-08-06
       options: --memory=11g
 
     steps:
@@ -558,7 +562,7 @@ jobs:
         shell: git-nix-shell {0} --option connect-timeout 360 --pure --keep "GITHUB_OUTPUT"
 
     container:
-      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-07-30
+      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-08-06
       options: --memory=11g
 
     steps:
@@ -591,7 +595,7 @@ jobs:
         shell: git-nix-shell {0} --option connect-timeout 360 --pure --keep "GITHUB_OUTPUT"
 
     container:
-      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-07-30
+      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-08-06
       options: --memory=11g
 
     steps:
@@ -634,7 +638,7 @@ jobs:
       fail-fast: false
 
     container:
-      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-07-30
+      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-08-06
       volumes:
         - /opt/tools:/opt/tools
       options: --init --mac-address="6c:5a:b0:6c:13:0b" --memory=11g
@@ -714,7 +718,7 @@ jobs:
       fail-fast: false
 
     container:
-      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-07-30
+      image: ghcr.io/clash-lang/nixos-bittide-hardware:2024-08-06
       volumes:
         - /opt/tools:/opt/tools
         - /dev:/dev

bittide-instances/src/Bittide/Instances/Domains.hs

@@ -6,7 +6,7 @@
 
 module Bittide.Instances.Domains where
 
-import Clash.Explicit.Prelude
+import Clash.Explicit.Prelude hiding (PeriodToCycles)
 
 import Bittide.ClockControl
 import Bittide.Arithmetic.Time

bittide-instances/src/Bittide/Instances/Hitl/FincFdec.hs

@@ -15,7 +15,6 @@ import Clash.Explicit.Prelude
 import Clash.Prelude (withClockResetEnable)
 import Clash.Xilinx.ClockGen (clockWizardDifferential)
 
-import Bittide.Arithmetic.Time
 import Bittide.Counter (domainDiffCounter)
 import Bittide.ClockControl (SpeedChange(NoChange, SlowDown, SpeedUp), speedChangeToFincFdec)
 import Bittide.ClockControl.Si539xSpi (si539xSpi, ConfigState(Finished))

bittide-instances/src/Bittide/Instances/Hitl/FullMeshHwCc.hs

@@ -33,7 +33,7 @@ module Bittide.Instances.Hitl.FullMeshHwCc
   ) where
 
 import Clash.Prelude (withClockResetEnable)
-import Clash.Explicit.Prelude
+import Clash.Explicit.Prelude hiding (PeriodToCycles)
 import qualified Clash.Explicit.Prelude as E
 
 import Data.Maybe (fromMaybe)

bittide-instances/src/Bittide/Instances/Hitl/FullMeshSwCc.hs

@@ -1,11 +1,12 @@
 -- SPDX-FileCopyrightText: 2023-2024 Google LLC
 --
 -- SPDX-License-Identifier: Apache-2.0
+{-# LANGUAGE FlexibleContexts #-}
+{-# LANGUAGE NamedFieldPuns #-}
 {-# LANGUAGE NumericUnderscores #-}
+{-# LANGUAGE OverloadedRecordDot #-}
 {-# LANGUAGE OverloadedStrings #-}
 {-# LANGUAGE RecordWildCards #-}
-{-# LANGUAGE OverloadedRecordDot #-}
-{-# LANGUAGE NamedFieldPuns #-}
 
 {-# OPTIONS_GHC -fplugin=Protocols.Plugin #-}
 {-# OPTIONS_GHC -fconstraint-solver-iterations=20 #-}
@@ -33,7 +34,7 @@ module Bittide.Instances.Hitl.FullMeshSwCc
 
 import qualified Prelude as P
 import Clash.Prelude (withClockResetEnable)
-import Clash.Explicit.Prelude
+import Clash.Explicit.Prelude hiding (PeriodToCycles)
 import qualified Clash.Explicit.Prelude as E
 
 import Data.Maybe (fromMaybe)

bittide-instances/src/Bittide/Instances/Hitl/HwCcTopologies.hs

@@ -34,7 +34,7 @@ module Bittide.Instances.Hitl.HwCcTopologies
   ) where
 
 import Clash.Prelude (withClockResetEnable)
-import Clash.Explicit.Prelude
+import Clash.Explicit.Prelude hiding (PeriodToCycles)
 import qualified Clash.Explicit.Prelude as E
 
 import Data.Bifunctor (bimap)

bittide-instances/src/Bittide/Instances/Hitl/IlaPlot.hs

@@ -47,11 +47,11 @@ module Bittide.Instances.Hitl.IlaPlot
 
 import GHC.Stack (HasCallStack)
 
-import Clash.Explicit.Prelude
+import Clash.Explicit.Prelude hiding (PeriodToCycles)
 import Clash.Explicit.Signal.Extra
 import Clash.Sized.Extra (concatUnsigneds)
 
-import Bittide.Arithmetic.Time (Seconds, Milliseconds, PeriodToCycles, trueFor)
+import Bittide.Arithmetic.Time (PeriodToCycles, trueFor)
 import Bittide.ClockControl (SpeedChange(..), RelDataCount, ClockControlConfig)
 import Bittide.ClockControl.Callisto
   (CallistoResult(..), ReframingState(..), callistoClockControl)

bittide-instances/src/Bittide/Instances/Hitl/SyncInSyncOut.hs

@@ -62,7 +62,7 @@
 --
 module Bittide.Instances.Hitl.SyncInSyncOut where
 
-import Clash.Explicit.Prelude
+import Clash.Explicit.Prelude hiding (PeriodToCycles)
 
 import Bittide.Arithmetic.Time
 import Bittide.Hitl (HitlTests, allFpgas, hitlVioBool, noConfigTest)

bittide-instances/src/Bittide/Instances/Pnr/Si539xSpi.hs

@@ -11,7 +11,6 @@ import Clash.Prelude
 
 import Clash.Annotations.TH (makeTopEntity)
 
-import Bittide.Arithmetic.Time
 import Bittide.ClockControl
 import Bittide.ClockControl.Callisto
 import Bittide.ClockControl.Si5395J

bittide/src/Bittide/Arithmetic/Time.hs

@@ -2,44 +2,51 @@
 --
 -- SPDX-License-Identifier: Apache-2.0
 {-# LANGUAGE FlexibleInstances,MultiParamTypeClasses,TemplateHaskell #-}
+{-# LANGUAGE NumericUnderscores #-}
 {-# OPTIONS_GHC -Wno-orphans #-}
 module Bittide.Arithmetic.Time where
 
 import GHC.Stack (HasCallStack)
-import Clash.Explicit.Prelude hiding (natVal)
+import Clash.Explicit.Prelude hiding (natVal, PeriodToCycles)
 
 import Clash.Class.Counter (countSucc, Counter)
 import Clash.Signal.Internal (Femtoseconds (Femtoseconds), mapFemtoseconds)
-import Data.Data (Proxy(Proxy))
+import Data.Data (Proxy(..))
 import Data.Int (Int64)
 import Data.Kind (Type)
 
 import GHC.TypeNats (natVal)
 import GHC.TypeLits.KnownNat (KnownNat1 (..),SNatKn(..), nameToSymbol)
 
--- | Gets time in 'Picoseconds' from time in 'Seconds'.
-type Seconds      (s  :: Nat) = Milliseconds (1000 * s)
--- | Gets time in 'Picoseconds' from time in 'Milliseconds'.
-type Milliseconds (ms :: Nat) = Microseconds (1000 * ms)
--- | Gets time in 'Picoseconds' from time in 'Microseconds'.
-type Microseconds (us :: Nat) = Nanoseconds  (1000 * us)
--- | Gets time in 'Picoseconds' from time in 'Nanoseconds'.
-type Nanoseconds  (ns :: Nat) = Picoseconds  (1000 * ns)
--- | Gets time in 'Picoseconds' from time in 'Picoseconds', essentially 'id'.
-type Picoseconds  (ps :: Nat) = ps
-
--- Make ghc-typelits-knownnat look through the Picoseconds type alias
+-- | XXX: We currently retain this in favor of @clash-prelude@s 'PeriodToCycles'
+-- until @1 <= DomainPeriod dom@ is trivially true. Related issue:
+-- https://github.com/clash-lang/ghc-typelits-extra/issues/56
+--
+--Number of clock cycles required at the clock frequency of @dom@ before a minimum @period@ has passed.
+-- Is always at least one.
+type PeriodToCycles dom period = Max 1 (DivRU period (Max 1 (DomainPeriod dom)))
+
+-- Make ghc-typelits-knownnat look through time related type aliases.
+-- https://github.com/clash-lang/ghc-typelits-knownnat/issues/53
 instance (KnownNat ps) => KnownNat1 $(nameToSymbol ''Picoseconds) ps where
   natSing1 = SNatKn (natVal (Proxy @ps))
   {-# NOINLINE natSing1 #-}
 
--- | Number of clock cycles required at the clock frequency of @dom@ before a minimum @period@ has passed.
--- Is always at least one.
-type PeriodToCycles dom period = Max 1 (DivRU period (Max 1 (DomainPeriod dom)))
+instance (KnownNat ps) => KnownNat1 $(nameToSymbol ''Nanoseconds) ps where
+  natSing1 = SNatKn (natVal (Proxy @(1_000 * ps)))
+  {-# NOINLINE natSing1 #-}
+
+instance (KnownNat ps) => KnownNat1 $(nameToSymbol ''Microseconds) ps where
+  natSing1 = SNatKn (natVal (Proxy @(1_000_000 * ps)))
+  {-# NOINLINE natSing1 #-}
 
--- | The domain's clock frequency in Hertz, calculated based on the period stored in ps.
--- This might lead to rounding errors.
-type DomainFrequency dom = Div (Seconds 1) (DomainPeriod dom)
+instance (KnownNat ps) => KnownNat1 $(nameToSymbol ''Milliseconds) ps where
+  natSing1 = SNatKn (natVal (Proxy @(1_000_000_000 * ps)))
+  {-# NOINLINE natSing1 #-}
+
+instance (KnownNat ps) => KnownNat1 $(nameToSymbol ''Seconds) ps where
+  natSing1 = SNatKn (natVal (Proxy @(1_000_000_000_000 * ps)))
+  {-# NOINLINE natSing1 #-}
 
 -- | 'Index' with its 'maxBound' corresponding to the number of cycles needed to
 -- wait for /n/ milliseconds.

bittide/src/Bittide/ClockControl.hs

@@ -22,7 +22,7 @@ module Bittide.ClockControl
   )
 where
 
-import Clash.Explicit.Prelude
+import Clash.Explicit.Prelude  hiding (PeriodToCycles)
 import Clash.Signal.Internal (Femtoseconds(..))
 import Data.Aeson (ToJSON(toJSON))
 import Data.Proxy (Proxy(..))
@@ -32,7 +32,7 @@ import Foreign.Storable (Storable(..))
 import GHC.Stack (HasCallStack)
 
 import Bittide.Arithmetic.Ppm
-import Bittide.Arithmetic.Time (PeriodToCycles, Nanoseconds, Microseconds, microseconds)
+import Bittide.Arithmetic.Time (PeriodToCycles, microseconds)
 import Bittide.ClockControl.Foreign.Sizes
 
 import Data.Csv

bittide/src/Bittide/ClockControl/Si539xSpi.hs

@@ -11,7 +11,7 @@
 
 module Bittide.ClockControl.Si539xSpi where
 
-import Clash.Prelude
+import Clash.Prelude hiding (PeriodToCycles)
 import Clash.Cores.SPI
 
 import Data.Maybe

bittide/src/Bittide/Transceiver.hs

@@ -89,7 +89,7 @@ module Bittide.Transceiver where
 
 import Clash.Explicit.Prelude
 
-import Bittide.Arithmetic.Time (Milliseconds, trueForSteps)
+import Bittide.Arithmetic.Time (trueForSteps)
 import Bittide.ElasticBuffer (sticky)
 import Clash.Cores.Xilinx.GTH (GthCore)
 import Clash.Cores.Xilinx.Ila (IlaConfig(advancedTriggers, depth, stages), ilaConfig, ila, Depth(D1024))

bittide/src/Bittide/Wishbone.hs

@@ -11,7 +11,6 @@ module Bittide.Wishbone where
 
 import Clash.Prelude
 
-import Bittide.Arithmetic.Time(DomainFrequency)
 import Bittide.DoubleBufferedRam
 import Bittide.SharedTypes
 
@@ -467,7 +466,7 @@ timeWb = Circuit $ \(wbM2S, _) -> (mealy goMealy (0,0) wbM2S, ())
  where
   goMealy (frozen, count :: Unsigned 64) wbM2S = ((nextFrozen, succ count), wbS2M)
        where
-    freq = natToNum @(DomainFrequency dom) :: Unsigned 64
+    freq = natToNum @(DomainToHz dom) :: Unsigned 64
     nextFrozen = if isJust (head writes) then count else frozen
     RegisterBank (splitAtI -> (frozenMsbs, frozenLsbs)) = getRegsBe @8 frozen
     RegisterBank (splitAtI -> (freqMsbs, freqLsbs)) = getRegsBe @8 freq