diff --git a/WHENCE b/WHENCE
index 3814d7d4..156df4de 100644
--- a/WHENCE
+++ b/WHENCE
@@ -364,6 +364,20 @@ Found in hex form in kernel source.
 
 --------------------------------------------------------------------------
 
+Driver: SLICOSS - Alacritech IS-NIC products
+
+File: slicoss/gbdownload.sys.ihex
+File: slicoss/gbrcvucode.sys.ihex
+File: slicoss/oasisdbgdownload.sys.ihex
+File: slicoss/oasisdownload.sys.ihex
+File: slicoss/oasisrcvucode.sys.ihex
+
+Licence: Unknown
+
+Found in hex form in kernel source.
+
+--------------------------------------------------------------------------
+
 Driver: cxgb3 - Chelsio Terminator 3 1G/10G Ethernet adapter
 
 File: cxgb3/t3b_psram-1.1.0.bin.ihex
diff --git a/slicoss/gbdownload.sys b/slicoss/gbdownload.sys
new file mode 100644
index 00000000..60ab75b6
Binary files /dev/null and b/slicoss/gbdownload.sys differ
diff --git a/slicoss/gbrcvucode.sys b/slicoss/gbrcvucode.sys
new file mode 100644
index 00000000..855b23e4
Binary files /dev/null and b/slicoss/gbrcvucode.sys differ
diff --git a/slicoss/oasisdbgdownload.sys b/slicoss/oasisdbgdownload.sys
new file mode 100644
index 00000000..4ae50238
Binary files /dev/null and b/slicoss/oasisdbgdownload.sys differ
diff --git a/slicoss/oasisdownload.sys b/slicoss/oasisdownload.sys
new file mode 100644
index 00000000..cdc2cc11
Binary files /dev/null and b/slicoss/oasisdownload.sys differ
diff --git a/slicoss/oasisrcvucode.sys b/slicoss/oasisrcvucode.sys
new file mode 100644
index 00000000..a2b9bde8
Binary files /dev/null and b/slicoss/oasisrcvucode.sys differ