Datasheet
Intel
®
High Definition Audio
β
D27:F0
Intel
®
Atom™ Processor E6xx Series Datasheet
158
These memory mapped registers must be accessed a byte, word, or Dword quantities.
Addresses not shown must be treated as reserved.
Table 225. Intel
®
HD Audio
β
Register Summary (Sheet 1 of 3)
Offset
Start
Offset
End
Symbol Full Name Reset Value Access
00 01 GCAP Global Capabilities 4401h RO
02 02 VMIN Minor Version 00h RO
03 03 VMAJ Major Version 01h RO
04 05 OUTPAY Output Payload Capability 003Ch RO
06 07 INPAY Input Payload Capability 001Dh RO
08 0B GCTL Global Control 0000h RO, R/W
0C 0C WAKEEN Wake Enable 0000h RO, R/W
0E 0E STATESTS State Change Status 0000h RO, RWC
10 11 GSTS Global Status 0000h RO, RWC
18 1B STRMPAY Stream Payload Capability (Input and Output) 0018_0030 RO
20 23 INTCTL Interrupt Control 0000_0000h RW, RO
24 27 INTSTS Interrupt Status 0000_0000h RO
30 33 WALCLK Wall Clock Counter 0000_0000h RO
38 3B SSYNC Stream Synchronization 0000_0000h RW, RO
40 43 CORBBASE CORB Base Address 0000_0000h RW, RO
48 49 CORBWP CORB Write Pointer 0000h RW, RO
4A 4B CORBRP CORB Read Pointer 0000h RW, RO
4C 4C CORBCTL CORB Control 00h RW, RO
4D 4D CORBSTS CORB Status 00h RW, RO
4E 4E CORBSIZE CORB Size 42h RO
50 53 RIRBBASE RIRB Base Address 0000_0000h RW, RO
58 59 RIRBWP RIRB Write Pointer 0000h WO, RO
5A 5B RINTCNT Response Interrupt Count 0000h RW, RO
5C 5C RIRBCTL RIRB Control 00h RW, RO
5D 5D RIRBSTS RIRB Status 00h RWC, RO
5E 5E RIRBSIZE RIRB Size 40h RO
60 63 IC Immediate Command 0000_0000h RW
64 67 IR Immediate Response 0000_0000h RO
68 69 ICS Immediate Command Status 0000h RW, RWC, RO
70 73 DPBASE DMA Position Base Address 0000_0000h RW, RO
80 82 ISD0CTL Input Stream Descriptor 0 (ISD0) Control 04_0000h RW, RO
83 83 ISD0STS ISD0 Status 00h RWC, RO
84 87 ISD0LPIB ISD0 Link Position in Buffer 0000_0000h RO
88 8B ISD0CBL ISD0 Cyclic Buffer Length 0000_0000h RW
8C 8D ISD0LVI ISD0 Last Valid Index 0000h RW, RO
8E 8F ISD0FIFOW ISD0 FIFO Watermark 0004h RW, RO
90 91 ISD0FIFOS ISD0 FIFO Size 0077h RO
92 93 ISD0FMT ISD0 Format 0000h RW, RO