FW82801DBM S L6DN Intel, FW82801DBM S L6DN Datasheet - Page 386

• Manufacturer Part Number: FW82801DBM S L6DN
• Manufacturer: Intel

Specifications of FW82801DBM S L6DN

• Lead Free Status / RoHS Status: Not Compliant

LPC Interface Bridge Registers (D31:F0)
9.8.3.18
386
DEVTRAP_EN— Device Trap Enable Register
I/O Address:
Default Value
Lockable:
Power Well:
This register enables the individual trap ranges to generate an SMI# when the corresponding status
bit in the DEVACT_STS register is set. When a range is enabled, I/O cycles associated with that
range will not be forwarded to LPC or IDE.
15:14
9:6
Bit
Bit
13
12
10
11
1
0
5
4
3
2
1
IDEP1_ACT_STS — R/WC. IDE Primary Drive 1.
0 = Indicates that there has been no access to this device’s I/O range.
1 = This device’s I/O range has been accessed. Clear this bit by writing a 1 to the bit location.
IDEP0_ACT_STS — R/WC. IDE Primary Drive 0.
0 = Indicates that there has been no access to this device’s I/O range.
1 = This device’s I/O range has been accessed. Clear this bit by writing a 1 to the bit location.
Reserved
ADLIB_TRP_EN — R/W. Ad-Lib.
0 = Disable.
1 = Enable.
KBC_TRP_EN — R/W. KBC (60/64h).
0 = Disable.
1 = Enable.
MIDI_TRP_EN — R/W. MIDI.
0 = Disable.
1 = Enable.
AUDIO_TRP_EN — R/W. Audio (Sound Blaster “OR’d” with MSS).
0 = Disable.
1 = Enable.
Reserved
LEG_IO_TRP_EN — R/W. Parallel Port, Serial Port 1, Serial Port 2, Floppy Disk Controller.
0 = Disable.
1 = Enable.
Reserved
IDES1_TRP_EN — R/W. IDE Secondary Drive 1.
0 = Disable.
1 = Enable.
IDES0_TRP_EN — R/W. IDE Secondary Drive 0.
0 = Disable.
1 = Enable.
IDEP1_TRP_EN — R/W. IDE Primary Drive 1.
0 = Disable.
1 = Enable.
0000h
No
Core
PMBASE +48h
Description
Description
Attribute:
Size:
Usage:
Intel
®
82801DBM ICH4-M Datasheet
R/W
16 bit
Legacy Only