876784 Intel, 876784 Datasheet - Page 633

• Manufacturer Part Number: 876784
• Manufacturer: Intel

Specifications of 876784

• Lead Free Status / RoHS Status: Compliant

AC ’97 Audio Controller Registers (D30:F2) (Desktop and Mobile Only)
Table 16-3. Native Audio Bus Master Control Registers (Sheet 1 of 2)
Intel
®
ICH7 Family Datasheet
Offset
00h
04h
05h
06h
08h
0Ah
0Bh
10h
14h
15h
16h
18h
1Ah
1Bh
20h
24h
25h
26h
28h
2Ah
2Bh
2Ch
30h
34h
40h
44h
45h
46h
48h
4Ah
4Bh
50h
MC2_BDBAR
PI2_BDBAR
Mnemonic
MC_BDBAR
PO_BDBAR
GLOB_CNT
GLOB_STA
PI_BDBAR
MC2_PICB
MC_PICB
MC2_CIV
MC2_PIV
PO_PICB
MC2_LVI
MC2_SR
MC2_CR
PI_PICB
MC_CIV
MC_PIV
PO_CIV
PO_PIV
MC_LVI
PO_LVI
PI_CIV
MC_SR
MC_CR
PI_PIV
PO_SR
PO_CR
PI_LVI
PI_SR
PI_CR
CAS
PCM In Buffer Descriptor list Base
Address
PCM In Current Index Value
PCM In Last Valid Index
PCM In Status
PCM In Position in Current Buffer
PCM In Prefetched Index Value
PCM In Control
PCM Out Buffer Descriptor list Base
Address
PCM Out Current Index Value
PCM Out Last Valid Index
PCM Out Status
PCM In Position In Current Buffer
PCM Out Prefetched Index Value
PCM Out Control
Mic. In Buffer Descriptor List Base
Address
Mic. In Current Index Value
Mic. In Last Valid Index
Mic. In Status
Mic. In Position In Current Buffer
Mic. In Prefetched Index Value
Mic. In Control
Global Control
Global Status
Codec Access Semaphore
Mic. 2 Buffer Descriptor List Base
Address
Mic. 2 Current Index Value
Mic. 2 Last Valid Index
Mic. 2 Status
Mic 2 Position In Current Buffer
Mic. 2 Prefetched Index Value
Mic. 2 Control
PCM In 2 Buffer Descriptor List Base
Address
Name
See register
00000000h
00000000h
00000000h
00000000h
00000000h
00000000h
description
Default
0001h
0000h
0001h
0000h
0001h
0000h
0000h
0001h
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
R/W, R/WC, RO
R/W (special)
R/WC, RO
R/WC, RO
R/WC, RO
RO, R/WC
R/W, R/W
R/W, R/W
R/W, R/W
R/W, R/W
R/W, R/W
(special)
(special)
(special)
(special)
(special)
Access
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
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