From 3bebe17e5d9e426445ee81e2502be9ae37784f8c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marcelina=20Ko=C5=9Bcielnicka?= <mwk@0x04.net>
Date: Mon, 28 Mar 2022 16:14:56 +0200
Subject: [PATCH] kernel/mem: Only use FF init in read-first emu for mem with
 init

---
 kernel/mem.cc | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/kernel/mem.cc b/kernel/mem.cc
index 059f8f934..e5e855ef7 100644
--- a/kernel/mem.cc
+++ b/kernel/mem.cc
@@ -1633,7 +1633,10 @@ void Mem::emulate_read_first(FfInitVals *initvals) {
 		ff_en.pol_clk = port.clk_polarity;
 		ff_en.sig_d = compressed.first;
 		ff_en.sig_q = new_en;;
-		ff_en.val_init = Const(State::S0, ff_en.width);
+		if (inits.empty())
+			ff_en.val_init = Const(State::Sx, ff_en.width);
+		else
+			ff_en.val_init = Const(State::S0, ff_en.width);
 		ff_en.emit();
 		port.data = new_data;
 		port.addr = new_addr;