From eba795de5c01a5b3b4ef6a52bced185aab9f04a4 Mon Sep 17 00:00:00 2001
From: Louis Thibault <l.thibault@sentimens.com>
Date: Wed, 14 Feb 2024 10:02:51 -0500
Subject: [PATCH 1/3] Add beacon root to types.BuildBlockArgs.

---
 core/types/suave_structs.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/core/types/suave_structs.go b/core/types/suave_structs.go
index 849acfcf9b0d..0a7001a38696 100644
--- a/core/types/suave_structs.go
+++ b/core/types/suave_structs.go
@@ -19,6 +19,7 @@ type BuildBlockArgs struct {
 	Random         common.Hash
 	Withdrawals    []*Withdrawal
 	Extra          []byte
+	BeaconRoot     common.Hash
 	FillPending    bool
 }
 

From 46dd095ac1cac942d35319720d655af4769a4804 Mon Sep 17 00:00:00 2001
From: Louis Thibault <l.thibault@sentimens.com>
Date: Wed, 14 Feb 2024 10:03:13 -0500
Subject: [PATCH 2/3] Remove codegen header from suave_structs.go

---
 core/types/suave_structs.go | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/core/types/suave_structs.go b/core/types/suave_structs.go
index 0a7001a38696..7c3db41caeb6 100644
--- a/core/types/suave_structs.go
+++ b/core/types/suave_structs.go
@@ -1,6 +1,3 @@
-// Code generated by suave/gen in https://github.com/flashbots/suave-geth.
-// DO NOT EDIT.
-// Hash: c60f303834fbdbbd940aae7cb3679cf3755a25f7384f1052c20bf6c38d9a0451
 package types
 
 import "github.com/ethereum/go-ethereum/common"
@@ -51,4 +48,4 @@ type SimulatedLog struct {
 	Data   []byte
 	Addr   common.Address
 	Topics []common.Hash
-}
\ No newline at end of file
+}

From 4b6f39ee252697676abb52aa84dafef9dd42e2c3 Mon Sep 17 00:00:00 2001
From: Louis Thibault <l.thibault@sentimens.com>
Date: Wed, 14 Feb 2024 10:07:56 -0500
Subject: [PATCH 3/3] Pass beacon root from build args to block header.

---
 miner/worker.go | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/miner/worker.go b/miner/worker.go
index 6282aecc5b1b..05e6965fd848 100644
--- a/miner/worker.go
+++ b/miner/worker.go
@@ -929,11 +929,12 @@ func (w *worker) prepareWork(genParams *generateParams) (*environment, error) {
 	}
 	// Construct the sealing block header.
 	header := &types.Header{
-		ParentHash: parent.Hash(),
-		Number:     new(big.Int).Add(parent.Number, common.Big1),
-		GasLimit:   core.CalcGasLimit(parent.GasLimit, w.config.GasCeil),
-		Time:       timestamp,
-		Coinbase:   genParams.coinbase,
+		ParentHash:       parent.Hash(),
+		Number:           new(big.Int).Add(parent.Number, common.Big1),
+		GasLimit:         core.CalcGasLimit(parent.GasLimit, w.config.GasCeil),
+		Time:             timestamp,
+		Coinbase:         genParams.coinbase,
+		ParentBeaconRoot: genParams.beaconRoot,
 	}
 	// Set the extra field.
 	if len(w.extra) != 0 {
@@ -1291,6 +1292,7 @@ func (w *worker) buildBlockFromTxs(ctx context.Context, args *types.BuildBlockAr
 		random:      args.Random,
 		extra:       args.Extra,
 		withdrawals: args.Withdrawals,
+		beaconRoot:  &args.BeaconRoot,
 		// noUncle:     true,
 		noTxs: false,
 	}
@@ -1339,6 +1341,7 @@ func (w *worker) buildBlockFromBundles(ctx context.Context, args *types.BuildBlo
 		random:      args.Random,
 		extra:       args.Extra,
 		withdrawals: args.Withdrawals,
+		beaconRoot:  &args.BeaconRoot,
 		// noUncle:     true,
 		noTxs: false,
 	}