LPC Interface Bridge Registers (D31:F0)
13.1.22 LPC_EN—LPC I/F Enables Register (LPC I/F—D31:F0)
Offset Address: 82h – 83h
Attribute:
Size:
Power Well:
R/W
16 bit
Core
Default Value:
0000h
Bit
Description
15:14 Reserved
CNF2_LPC_EN — R/W. Microcontroller Enable #2.
0 = Disable.
13
12
11
10
9
1 = Enables the decoding of the I/O locations 4Eh and 4Fh to the LPC interface. This
range is used for a microcontroller.
CNF1_LPC_EN — R/W. Super I/O Enable.
0 = Disable.
1 = Enables the decoding of the I/O locations 2Eh and 2Fh to the LPC interface. This
range is used for Super I/O devices.
MC_LPC_EN — R/W. Microcontroller Enable #1.
0 = Disable.
1 = Enables the decoding of the I/O locations 62h and 66h to the LPC interface. This
range is used for a microcontroller.
KBC_LPC_EN — R/W. Keyboard Enable.
0 = Disable.
1 = Enables the decoding of the I/O locations 60h and 64h to the LPC interface. This
range is used for a microcontroller.
GAMEH_LPC_EN — R/W. High Gameport Enable
0 = Disable.
1 = Enables the decoding of the I/O locations 208h to 20Fh to the LPC interface. This
range is used for a gameport.
GAMEL_LPC_EN — R/W. Low Gameport Enable
0 = Disable.
8
7:4
3
1 = Enables the decoding of the I/O locations 200h to 207h to the LPC interface. This
range is used for a gameport.
Reserved
FDD_LPC_EN — R/W. Floppy Drive Enable
0 = Disable.
1 = Enables the decoding of the FDD range to the LPC interface. This range is selected
in the LPC_FDD/LPT Decode Range Register (D31:F0:80h, bit 12).
LPT_LPC_EN — R/W. Parallel Port Enable
0 = Disable.
2
1
0
1 = Enables the decoding of the LPTrange to the LPC interface. This range is selected in
the LPC_FDD/LPT Decode Range Register (D31:F0:80h, bit 9:8).
COMB_LPC_EN — R/W. Com Port B Enable
0 = Disable.
1 = Enables the decoding of the COMB range to the LPC interface. This range is
selected in the LPC_COM Decode Range Register (D31:F0:80h, bits 6:4).
COMA_LPC_EN — R/W. Com Port A Enable
0 = Disable.
1 = Enables the decoding of the COMA range to the LPC interface. This range is
selected in the LPC_COM Decode Range Register (D31:F0:80h, bits 3:2).
400
Datasheet
INTEL [ INTEL ]
