Add build ids for the "marcel" specific firmware
diff --git a/tools/csr.c b/tools/csr.c
index f02540a..41677d2 100644
--- a/tools/csr.c
+++ b/tools/csr.c
@@ -302,6 +302,9 @@
 	{ 2387, "Unified 21a"	},
 	{ 2423, "Unified 21a"	},
 	{ 2424, "Unified 21a"	},
+	{ 2526, "Marcel 1 (2005-09-26)"	},
+	{ 2543, "Marcel 2 (2005-09-28)"	},
+	{ 2622, "Marcel 3 (2005-10-27)" },
 	{  195, "Sniff 1 (2001-11-27)"	},
 	{  220, "Sniff 2 (2002-01-03)"	},
 	{  269, "Sniff 3 (2002-02-22)"	},