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SC1100 Datasheet(PDF) 159 Page - National Semiconductor (TI) |
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SC1100 Datasheet(HTML) 159 Page - National Semiconductor (TI) |
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159 / 348 page  Revision 1.1 159 www.national.com Core Logic Module (Continued) Table 5-22. F3: PCI Header Registers for XpressAUDIO Support Summary F3 Index Width (Bits) Type Name Reset Value Reference (Table 5-37) 00h-01h 16 RO Vendor Identification Register 100Bh Page 231 02h-03h 16 RO Device Identification Register 0503h Page 231 04h-05h 16 R/W PCI Command Register 0000h Page 231 06h-07h 16 RO PCI Status Register 0280h Page 231 08h 8 RO Device Revision ID Register 00h Page 231 09h-0Bh 24 RO PCI Class Code Register 040100h Page 231 0Ch 8 RO PCI Cache Line Size Register 00h Page 231 0Dh 8 RO PCI Latency Timer Register 00h Page 231 0Eh 8 RO PCI Header Type Register 00h Page 231 0Fh 8 RO PCI BIST Register 00h Page 231 10h-13h 32 R/W Base Address Register 0 (F3BAR0) — Sets the base address for the memory mapped VSA audio interface control register block (summarized in Table 5-23). 00000000h Page 231 14h-2Bh -- -- Reserved 00h Page 231 2Ch-2Dh 16 RO Subsystem Vendor ID 100Bh Page 231 2Eh-2Fh 16 RO Subsystem ID 0503h Page 231 30h-FFh -- -- Reserved 00h Page 231 Table 5-23. F3BAR0: XpressAUDIO Support Registers Summary F3BAR0+ Memory Offset Width (Bits) Type Name Reset Value Reference (Table 5-38) 00h-03h 32 R/W Codec GPIO Status Register 00000000h Page 232 04h-07h 32 R/W Codec GPIO Control Register 00000000h Page 232 08h-0Bh 32 R/W Codec Status Register 00000000h Page 232 0Ch-0Fh 32 R/W Codec Command Register 00000000h Page 233 10h-11h 16 RC Second Level Audio SMI Status Register 0000h Page 233 12h-13h 16 RO Second Level Audio SMI Status Mirror Register 0000h Page 234 14h-17h 32 RO I/O Trap SMI and Fast Write Status Register 00000000h Page 235 18h-19h 16 R/W I/O Trap SMI Enable Register 0000h Page 236 1Ah-1Bh 16 R/W Internal IRQ Enable Register 0000h Page 237 1Ch-1Fh 32 R/W Internal IRQ Control Register 00000000h Page 238 20h 8 R/W Audio Bus Master 0 Command Register 00h Page 239 21h 8 RC Audio Bus Master 0 SMI Status Register 00h Page 240 22h-23h -- -- Not Used --- Page 240 24h-27h -- R/W Audio Bus Master 0 PRD Table Address 00000000h Page 240 28h 8 R/W Audio Bus Master 1 Command Register 00h Page 240 29h 8 RC Audio Bus Master 1 SMI Status Register 00h Page 241 2Ah-2Bh -- -- Not Used --- Page 241 2Ch-2Fh 32 R/W Audio Bus Master 1 PRD Table Address 00000000h Page 241 30h 8 R/W Audio Bus Master 2 Command Register 00h Page 241 31h 8 RC Audio Bus Master 2 SMI Status Register 00h Page 242 32h-33h -- -- Not Used 00h Page 242 34h-37h 32 R/W Audio Bus Master 2 PRD Table Address 00000000h Page 242 38h 8 R/W Audio Bus Master 3 Command Register 00h Page 242 39h 8 RC Audio Bus Master 3 SMI Status Register 00h Page 243 3Ah-3Bh -- -- Not Used --- Page 243 |
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