82443MX Datasheet, PDF (60/173 Pages) Intel Corporation – PCIset

82443MX PCIset
I/O
Alias
Address
073h
080h
—
090h
081h
082h
083h
084h
091h
—
093h
094h
085h
095h
086h
096h
087h
088h
097h
098h
089h
08Ah
08Bh
08Ch
099h
09Ah
09Bh
09Ch
Register Name/Function
RTC Extended Data Register
DMA1 Page Register (RESERVED)
DMA1 Memory Low Page (Ch2)
DMA1 Memory Low Page (Ch3)
DMA1 Memory Low Page (Ch1)
DMA1 Page Register (RESERVED)
DMA1 Page Register (RESERVED)
DMA1 Page Register (RESERVED)
DMA1 Memory Low Page Register
(Ch0)
DMA1 Page Register (RESERVED)
DMA1 Memory Low Page (Ch6)
DMA1 Memory Low Page (Ch7)
DMA1 Memory Low Page (Ch5)
DMA1 Page Register (RESERVED)
Bus
Master
Access
Forwarded
to ISA/EIO?
Default
Value
Reg.
Type
CPU / PCI If enabled
R/W
CPU / PCI Writes
R/W
forwarded
Alias writes
forwarded if
enabled
CPU / PCI Never
XXh
R/W
CPU / PCI Never
XXh
R/W
CPU / PCI Never
XXh
R/W
CPU / PCI Writes
R/W
forwarded
Alias writes
forwarded if
enabled
CPU / PCI Writes
R/W
forwarded
Alias writes
forwarded if
enabled
CPU / PCI Writes
R/W
forwarded
Alias writes
forwarded if
enabled
CPU / PCI Never
XXh
R/W
CPU / PCI Writes
forwarded
Alias writes
forwarded if
enabled
CPU / PCI Never
XXh
CPU / PCI Never
XXh
CPU / PCI Never
XXh
CPU / PCI Writes
forwarded
Alias writes
R/W
R/W
R/W
R/W
R/W
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