From 0284628a47d5b4797c89f6846b9efee3f1243b94 Mon Sep 17 00:00:00 2001
From: Alejandro Soto <alejandro@34project.org>
Date: Sun, 11 Dec 2022 23:00:37 -0600
Subject: Implement register writes from gdb

---
 tb/avalon.impl.hpp | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

(limited to 'tb/avalon.impl.hpp')

diff --git a/tb/avalon.impl.hpp b/tb/avalon.impl.hpp
index 4dee4f2..6f4bfb9 100644
--- a/tb/avalon.impl.hpp
+++ b/tb/avalon.impl.hpp
@@ -146,12 +146,15 @@ namespace taller::avalon
 	}
 
 	template<class Platform>
-	void interconnect<Platform>::patch(std::uint32_t addr, std::uint32_t writedata)
+	bool interconnect<Platform>::patch(std::uint32_t addr, std::uint32_t writedata)
 	{
 		std::uint32_t avl_address = addr << 2;
 
 		auto *dev = resolve_external(avl_address);
-		assert(dev);
+		if(!dev)
+		{
+			return false;
+		}
 
 		auto pos = (avl_address & ~dev->address_mask()) >> dev->word_bits();
 
@@ -159,6 +162,8 @@ namespace taller::avalon
 		{
 			continue;
 		}
+
+		return true;
 	}
 
 	template<class Platform>
-- 
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