82801FB Datasheet, PDF (26/786 Pages) Intel Corporation – Intel I/O Controller Hub 6 (ICH6) Family

Contents
16.2.2 x_CIV—Current Index Value Register (Audio—D30:F2) ..................................... 597
16.2.3 x_LVI—Last Valid Index Register (Audio—D30:F2) ............................................ 597
16.2.4 x_SR—Status Register (Audio—D30:F2)............................................................ 598
16.2.5 x_PICB—Position In Current Buffer Register
(Audio—D30:F2).................................................................................................. 599
16.2.6 x_PIV—Prefetched Index Value Register (Audio—D30:F2)................................ 599
16.2.7 x_CR—Control Register (Audio—D30:F2) .......................................................... 600
16.2.8 GLOB_CNT—Global Control Register (Audio—D30:F2) .................................... 601
16.2.9 GLOB_STA—Global Status Register (Audio—D30:F2) ...................................... 603
16.2.10 CAS—Codec Access Semaphore Register (Audio—D30:F2)............................. 605
16.2.11 SDM—SDATA_IN Map Register (Audio—D30:F2) ............................................. 605
17 AC ’97 Modem Controller Registers (D30:F3).......................................................... 607
17.1 AC ’97 Modem PCI Configuration Space (D30:F3) .......................................................... 607
17.1.1 VID—Vendor Identification Register (Modem—D30:F3) ..................................... 608
17.1.2 DID—Device Identification Register (Modem—D30:F3)...................................... 608
17.1.3 PCICMD—PCI Command Register (Modem—D30:F3) ...................................... 608
17.1.4 PCISTS—PCI Status Register (Modem—D30:F3).............................................. 609
17.1.5 RID—Revision Identification Register (Modem—D30:F3)................................... 610
17.1.6 PI—Programming Interface Register (Modem—D30:F3) .................................... 610
17.1.7 SCC—Sub Class Code Register (Modem—D30:F3) .......................................... 610
17.1.8 BCC—Base Class Code Register (Modem—D30:F3)......................................... 610
17.1.9 HEADTYP—Header Type Register (Modem—D30:F3) ...................................... 611
17.1.10 MMBAR—Modem Mixer Base Address Register
(Modem—D30:F3) ............................................................................................... 611
17.1.11 MBAR—Modem Base Address Register (Modem—D30:F3) .............................. 612
17.1.12 SVID—Subsystem Vendor Identification Register
(Modem—D30:F3) ............................................................................................... 612
17.1.13 SID—Subsystem Identification Register (Modem—D30:F3) ............................... 613
17.1.14 CAP_PTR—Capabilities Pointer Register (Modem—D30:F3) ............................ 613
17.1.15 INT_LN—Interrupt Line Register (Modem—D30:F3) .......................................... 613
17.1.16 INT_PIN—Interrupt Pin Register (Modem—D30:F3)........................................... 614
17.1.17 PID—PCI Power Management Capability Identification
Register (Modem—D30:F3)................................................................................. 614
17.1.18 PC—Power Management Capabilities Register
(Modem—D30:F3) ............................................................................................... 614
17.1.19 PCS—Power Management Control and Status Register
(Modem—D30:F3) ............................................................................................... 615
17.2 AC ’97 Modem I/O Space (D30:F3).................................................................................. 616
17.2.1 x_BDBAR—Buffer Descriptor List Base Address Register
(Modem—D30:F3) ............................................................................................... 618
17.2.2 x_CIV—Current Index Value Register (Modem—D30:F3) .................................. 618
17.2.3 x_LVI—Last Valid Index Register (Modem—D30:F3) ......................................... 618
17.2.4 x_SR—Status Register (Modem—D30:F3) ......................................................... 619
17.2.5 x_PICB—Position in Current Buffer Register
(Modem—D30:F3) ............................................................................................... 620
17.2.6 x_PIV—Prefetch Index Value Register
(Modem—D30:F3) ............................................................................................... 620
17.2.7 x_CR—Control Register (Modem—D30:F3) ....................................................... 621
17.2.8 GLOB_CNT—Global Control Register (Modem—D30:F3).................................. 622
17.2.9 GLOB_STA—Global Status Register (Modem—D30:F3) ................................... 623
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Intel^® I/O Controller Hub 6 (ICH6) Family Datasheet