diff --git a/glide_internal/sst1_pci.h b/glide_internal/sst1_pci.h
new file mode 100644
index 0000000..8f2c699
--- /dev/null
+++ b/glide_internal/sst1_pci.h
@@ -0,0 +1,43 @@
+/*
+** THIS SOFTWARE IS SUBJECT TO COPYRIGHT PROTECTION AND IS OFFERED ONLY
+** PURSUANT TO THE 3DFX GLIDE GENERAL PUBLIC LICENSE. THERE IS NO RIGHT
+** TO USE THE GLIDE TRADEMARK WITHOUT PRIOR WRITTEN PERMISSION OF 3DFX
+** INTERACTIVE, INC. A COPY OF THIS LICENSE MAY BE OBTAINED FROM THE 
+** DISTRIBUTOR OR BY CONTACTING 3DFX INTERACTIVE INC(info@3dfx.com). 
+** THIS PROGRAM IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER 
+** EXPRESSED OR IMPLIED. SEE THE 3DFX GLIDE GENERAL PUBLIC LICENSE FOR A
+** FULL TEXT OF THE NON-WARRANTY PROVISIONS.  
+** 
+** USE, DUPLICATION OR DISCLOSURE BY THE GOVERNMENT IS SUBJECT TO
+** RESTRICTIONS AS SET FORTH IN SUBDIVISION (C)(1)(II) OF THE RIGHTS IN
+** TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 252.227-7013,
+** AND/OR IN SIMILAR OR SUCCESSOR CLAUSES IN THE FAR, DOD OR NASA FAR
+** SUPPLEMENT. UNPUBLISHED RIGHTS RESERVED UNDER THE COPYRIGHT LAWS OF
+** THE UNITED STATES.  
+** 
+** COPYRIGHT 3DFX INTERACTIVE, INC. 1999, ALL RIGHTS RESERVED
+**
+**
+** $Revision: 1.2 $ 
+** $Date: 2000/06/15 00:11:40 $ 
+**
+*/
+
+#ifndef _SST1_PCI_H_
+#define _SST1_PCI_H_
+
+#ifndef _FXPCI_H_
+#include <fxpci.h>
+#endif
+
+extern const PciRegister SST1_PCI_INIT_ENABLE; // 0x40
+extern const PciRegister SST1_PCI_BUS_SNOOP_0; // 0x44
+extern const PciRegister SST1_PCI_BUS_SNOOP_1; // 0x48
+extern const PciRegister SST1_PCI_CFG_STATUS;  // 0x4C
+
+extern const PciRegister SST1_PCI_VCLK_ENABLE;
+extern const PciRegister SST1_PCI_VCLK_DISABLE;
+#endif
+
+
+