From 72449b97a1e51427ed043d39112909e3dac11492 Mon Sep 17 00:00:00 2001
From: redhdx <lredhdx@gmail.com>
Date: Mon, 26 Feb 2024 16:31:48 +0800
Subject: [PATCH] fix(op-node): fix basefee when start new chain with fermat

---
 op-chain-ops/genesis/config.go | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/op-chain-ops/genesis/config.go b/op-chain-ops/genesis/config.go
index 468ea11da7..8d95b3747c 100644
--- a/op-chain-ops/genesis/config.go
+++ b/op-chain-ops/genesis/config.go
@@ -734,6 +734,13 @@ func NewL2StorageConfig(config *DeployConfig, block *types.Block) (state.Storage
 	//	return storage, errors.New("block base fee not set")
 	//}
 
+	var baseFee *big.Int
+	if config.Fermat != nil && config.Fermat.Cmp(big.NewInt(0)) <= 0 {
+		baseFee = bsc.BaseFeeByNetworks(big.NewInt(int64(config.L2ChainID)))
+	} else {
+		baseFee = bsc.BaseFeeByTransactions(block.Transactions())
+	}
+
 	storage["L2ToL1MessagePasser"] = state.StorageValues{
 		"msgNonce": 0,
 	}
@@ -751,7 +758,7 @@ func NewL2StorageConfig(config *DeployConfig, block *types.Block) (state.Storage
 	storage["L1Block"] = state.StorageValues{
 		"number":         block.Number(),
 		"timestamp":      block.Time(),
-		"basefee":        bsc.BaseFeeByTransactions(block.Transactions()),
+		"basefee":        baseFee,
 		"hash":           block.Hash(),
 		"sequenceNumber": 0,
 		"batcherHash":    eth.AddressAsLeftPaddedHash(config.BatchSenderAddress),