Lpc Sound Decode Ranges (Function 0); Lpc Generic Decode Range (Function 0) - Intel 460GX Software Developer’s Manual

LPC/FWH Interface Configuration
11.1.25

LPC Sound Decode Ranges (Function 0)

Address:
Default Value:
Attributes:
Bit
7:6
5:4
3
2
1:0
11.1.26

LPC Generic Decode Range (Function 0)

Address:
Default Value:
Attributes:
Bit
15:9
8:1
0
11-12
E2h
00h
Read/Write
Reserved.
Microsoft Sound System Decode Range: The following table describes which range to
decode for the MSS port:
Bits
00 530 - 537
01 604 - 60B
10 E80 - E87
11 F40 - F47
MIDI Decode Range: The following table describes which range to decode for the Midi Port
Bits
0 330 - 331
1 300 - 301
Reserved.
SB16 Decode Range: The following table describes which range to decode for the Sound
Blaster 16 Port
Bits
00 220 - 233
01 240 - 253
10 260 - 273
11 280 - 293
E4-E5h
0000h
Read/Write
Base Address: Base Address for the generic decode range. This address is aligned on a 512
byte boundary, and being I/O, must have address lines 31:16 as "0".
Reserved.
Enable: When set, the range defined by the Base Address register is enabled for decode.
Description
Decode Range
Decode Range
Decode Range
Description
Intel® 460GX Chipset Software Developer's Manual