I82371MX Datasheet, PDF (27/133 Pages) Intel Corporation – INTEL 430MX PCISET 82371MX MOBILE PCI I/O IDE XCELERATOR (MPIIX)

E
82371MX (MPIIX)
Address
FEDC
Address
BA98
7654
3210
Type
Name
00DCh
0000
0000
1101
110x
wo
DMA2 Clear Mask register
00DEh
00F0h1
0000
0000
1101
111x
R/W
0000
0000
1111
0000
wo
DMA2 Read/Write All Mask Register Bits
Coprocessor Error
04D0h
0000
0100
1101
0000
R/W
INT-1 edge/level control register
04D1h
0000
0100
1101
0001
R/W
INT-2 edge/level control register
0CF9h
0000
1100
1111
1001
R/W
Control Register
Note:
1. Accesses to these locations are always broadcast to the Extended I/O Bus.
2. Writes to these locations are always broadcast to the Extended I/O Bus.
3.2. PCI Configuration Registers
3.2.1. VID—VENDOR IDENTIFICATION REGISTER
Address Offset:
Default Value:
Attribute:
01–00h
8086h
Read Only
The VID Register contains the vendor identification number. This register, along with the Device Identification
Register, uniquely identifies any PCI device. Writes to this register have no effect.
Bit
Description
15:0
Vendor Identification Number. This is a 16-bit value assigned to Intel.
3.2.2. DID—DEVICE IDENTIFICATION REGISTER
Address Offset:
Default Value:
Attribute:
03–02h
1234h
Read Only
The DID Register contains the device identification number. This register, along with the VID Register, define the
MPIIX. Writes to this register have no effect.
Bit
Description
15:0
Device Identification Number. This is a 16-bit value assigned to the MPIIX.
PRELIMINARY
27