identify S-MOS Systems chips
  
  S-MOS Systems [PCI vendor ID 10F4]
  acquired by Seiko-Epson (?)
  
  SPC1500 3D graphics geometry processor
  
  SPC8104 (VGA, low power, LCD, 256KB)
  SPC8106 (LCD/TFT/CRT)
  SPC8107 (low power, LCD, 256KB, ISA/PCI)
  SPC8108 (8107 with CRT support)
  SPC8110 (VGA, CRT, VLB(PCI, 512KB-1MB)
  
  exit of 3D chip business in 1997
  
  SED1354 graphics controller, split screen, WindowsCE