Cirrus Logic EP93xx User Manual
Page 712
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DS785UM1
Copyright 2007 Cirrus Logic
AC’97 Controller
EP93xx User’s Guide
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2
2
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22
AC97GCIS
Address:
0x8088_00A8 - Read Only
Definition:
Global Channel Interrupt Status. The AC97GCIS register (AC’97 Global
Channel Interrupt Status) is read only, and echoes all the interrupt status
registers in the controller. This register allows the software to read all the
interrupt sources with one read.
Bit Descriptions:
RSVD:
Reserved. Unknown During Read.
AC97GIS:
Copy of the AC97GIS register
AC97ISR4:
Copy of the AC97ISR 4 register
AC97ISR3:
Copy of the AC97ISR 3 register
AC97ISR2:
Copy of the AC97ISR 2 register
AC97ISR1:
Copy of the AC97ISR 1 register
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
RSVD
AC97GIS
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
AC97ISR4
AC97ISR3
AC97ISR2
AC97ISR1
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