diff --git a/src/emu/debug/dvmemory.cpp b/src/emu/debug/dvmemory.cpp
index 2e384e90866..4b2556486d5 100644
--- a/src/emu/debug/dvmemory.cpp
+++ b/src/emu/debug/dvmemory.cpp
@@ -940,15 +940,6 @@ void debug_view_memory::write(u8 size, offs_t offs, u64 data)
 	if (offs >= (source.m_blocklength * source.m_numblocks))
 		return;
 	*(reinterpret_cast<u8 *>(source.m_base) + (offs / source.m_blocklength * source.m_blockstride) + (offs % source.m_blocklength)) = data;
-
-// hack for FD1094 editing
-#ifdef FD1094_HACK
-	if (source.m_base == machine().root_device().memregion("user2"))
-	{
-		extern void fd1094_regenerate_key(running_machine &machine);
-		fd1094_regenerate_key(machine());
-	}
-#endif
 }
 
 
diff --git a/src/mame/drivers/kim1.cpp b/src/mame/drivers/kim1.cpp
index 83b27abe812..1dccda80e7a 100644
--- a/src/mame/drivers/kim1.cpp
+++ b/src/mame/drivers/kim1.cpp
@@ -145,12 +145,13 @@ void kim1_state::mem_map(address_map &map)
 
 INPUT_CHANGED_MEMBER(kim1_state::trigger_reset)
 {
-	// RS and ST key input
+	// RS key input
 	m_maincpu->set_input_line(INPUT_LINE_RESET, newval ? CLEAR_LINE : ASSERT_LINE);
 }
 
 INPUT_CHANGED_MEMBER(kim1_state::trigger_nmi)
 {
+	// ST key input
 	m_maincpu->set_input_line(INPUT_LINE_NMI, newval ? CLEAR_LINE : ASSERT_LINE);
 }
 
diff --git a/src/mame/etc/fddebug.cpp b/src/mame/etc/fddebug.cpp
index 3e800de4dce..74deb2af167 100644
--- a/src/mame/etc/fddebug.cpp
+++ b/src/mame/etc/fddebug.cpp
@@ -114,6 +114,19 @@ void fd1094_init_debugging(running_machine &machine, const char *cpureg, const c
         fdcset 1072,7fff,ffff,irq
         //fdcset 1074,4e73,ffff,irq
 
+****************************************************************************
+
+    Add something like this to debug_view_memory::write
+
+    // hack for FD1094 editing
+    #ifdef FD1094_HACK
+        if (source.m_base == machine().root_device().memregion("user2"))
+        {
+            extern void fd1094_regenerate_key(running_machine &machine);
+            fd1094_regenerate_key(machine());
+        }
+    #endif
+
 ***************************************************************************/
 
 #include "emu.h"