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30 lines
998 B
30 lines
998 B
%! Detailed register description file for PCICFG.EXE by Ralf Brown
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%!
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%! Filename 80867112.PCI = Vendor 8086h, Device 7112h
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%! Intel 82731AB PIIX4 USB Host Controller
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%! Last Edit 31 Dec 1997 by Andy Sawyer
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%!
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%! Reference : Intel document 29056201.PDF
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%! "82371AB PCI-TO-ISA/IDE XCELERATOR (PIIX4)"
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%!
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%! See also : 80867110.PCI,80867111.PCI,80867113.PCI
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%!
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!begin
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Intel 82371AB PIIX4 USB Host Controller registers in detail: [by Andy Sawyer]
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USB Specification: %[60:7-4]d.%[60:3-0]d
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Legacy Support:
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A20GATE Pass-through: %[C0:5]ed %[C0:15]|;seq. ended| %[C0:6]|;in progress|
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USB PIRQ %[C0:13]ed
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USB IRQ Status %[C0:12]|in;|active
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Trap caused by: %[C0:11]|;0064 write| %[C0:10]|;0064 read| %[C0:9]|;0060 write| %[C0:8]|;0060 read|
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SMI Enable: %[C0:7]|;A20GATE| %[C0:4]|;USB IRQ| %[C0:3]|;0064 write| %[C0:2]|;0064 read| %[C0:1]|;0060 write| %[C0:0]|;0060 read|
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Misc. Status:
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RTC Index Read is %[FF:4]ed
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!end
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%! end of file
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