307013-003 Datasheet, PDF (21/848 Pages) Intel Corporation – Intel I/O Controller Hub 7

16 AC ’97 Audio Controller Registers (D30:F2) (Desktop and Mobile Only) ................. 619
16.1 AC ’97 Audio PCI Configuration Space (Audio—D30:F2) ........................................ 619
16.1.1 VID—Vendor Identification Register (Audio—D30:F2) ................................ 620
16.1.2 DID—Device Identification Register (Audio—D30:F2)................................. 620
16.1.3 PCICMD—PCI Command Register (Audio—D30:F2) ................................... 621
16.1.4 PCISTS—PCI Status Register (Audio—D30:F2) ......................................... 622
16.1.5 RID—Revision Identification Register (Audio—D30:F2) .............................. 622
16.1.6 PI—Programming Interface Register (Audio—D30:F2) ............................... 623
16.1.7 SCC—Sub Class Code Register (Audio—D30:F2) ....................................... 623
16.1.8 BCC—Base Class Code Register (Audio—D30:F2) ...................................... 623
16.1.9 HEADTYP—Header Type Register (Audio—D30:F2) .................................... 623
16.1.10NAMBAR—Native Audio Mixer Base Address Register (Audio—D30:F2) ......... 624
16.1.11NABMBAR—Native Audio Bus Mastering Base Address
Register (Audio—D30:F2) ...................................................................... 625
16.1.12MMBAR—Mixer Base Address Register (Audio—D30:F2) ............................. 625
16.1.13MBBAR—Bus Master Base Address Register (Audio—D30:F2)...................... 626
16.1.14SVID—Subsystem Vendor Identification Register (Audio—D30:F2) .............. 626
16.1.15SID—Subsystem Identification Register (Audio—D30:F2)........................... 627
16.1.16CAP_PTR—Capabilities Pointer Register (Audio—D30:F2) ........................... 627
16.1.17INT_LN—Interrupt Line Register (Audio—D30:F2) ..................................... 627
16.1.18INT_PN—Interrupt Pin Register (Audio—D30:F2) ...................................... 628
16.1.19PCID—Programmable Codec Identification Register (Audio—D30:F2) ........... 628
16.1.20CFG—Configuration Register (Audio—D30:F2) .......................................... 628
16.1.21PID—PCI Power Management Capability Identification
Register (Audio—D30:F2) ...................................................................... 629
16.1.22PC—Power Management Capabilities Register (Audio—D30:F2) ................... 629
16.1.23PCS—Power Management Control and Status Register (Audio—D30:F2)....... 630
16.2 AC ’97 Audio I/O Space (D30:F2) ...................................................................... 631
16.2.1 x_BDBAR—Buffer Descriptor Base Address Register (Audio—D30:F2) .......... 635
16.2.2 x_CIV—Current Index Value Register (Audio—D30:F2) .............................. 635
16.2.3 x_LVI—Last Valid Index Register (Audio—D30:F2) .................................... 636
16.2.4 x_SR—Status Register (Audio—D30:F2) .................................................. 636
16.2.5 x_PICB—Position In Current Buffer Register (Audio—D30:F2) ..................... 638
16.2.6 x_PIV—Prefetched Index Value Register (Audio—D30:F2) .......................... 638
16.2.7 x_CR—Control Register (Audio—D30:F2) ................................................. 639
16.2.8 GLOB_CNT—Global Control Register (Audio—D30:F2)................................ 640
16.2.9 GLOB_STA—Global Status Register (Audio—D30:F2) ................................. 642
16.2.10CAS—Codec Access Semaphore Register (Audio—D30:F2) ......................... 644
16.2.11SDM—SDATA_IN Map Register (Audio—D30:F2) ....................................... 645
17 AC ’97 Modem Controller Registers (D30:F3) (Desktop and Mobile Only)............... 647
17.1 AC ’97 Modem PCI Configuration Space (D30:F3) ................................................ 647
17.1.1 VID—Vendor Identification Register (Modem—D30:F3) .............................. 648
17.1.2 DID—Device Identification Register (Modem—D30:F3) .............................. 648
17.1.3 PCICMD—PCI Command Register (Modem—D30:F3) ................................. 648
17.1.4 PCISTS—PCI Status Register (Modem—D30:F3) ....................................... 649
17.1.5 RID—Revision Identification Register (Modem—D30:F3) ............................ 650
17.1.6 PI—Programming Interface Register (Modem—D30:F3) ............................. 650
17.1.7 SCC—Sub Class Code Register (Modem—D30:F3) ..................................... 650
17.1.8 BCC—Base Class Code Register (Modem—D30:F3).................................... 650
17.1.9 HEADTYP—Header Type Register (Modem—D30:F3) .................................. 650
17.1.10MMBAR—Modem Mixer Base Address Register (Modem—D30:F3) ................ 651
17.1.11MBAR—Modem Base Address Register (Modem—D30:F3)........................... 651
17.1.12SVID—Subsystem Vendor Identification Register (Modem—D30:F3) ............ 652
17.1.13SID—Subsystem Identification Register (Modem—D30:F3) ........................ 652
Intel ^® ICH7 Family Datasheet
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