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CS4614 Datasheet(PDF) 13 Page - Cirrus Logic |
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CS4614 Datasheet(HTML) 13 Page - Cirrus Logic |
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13 / 24 page ![]() DS292PP3 CIRRUS LOGIC PRELIMINARY PRODUCT BULLETIN JUNE 30, 5:03 PM 13 CS4614 CrystalClear™ SoundFusion™ PCI Audio Accelerator Class Code: R/O 040100h Class 04h (multimedia device), Sub-class 01h (audio), Interface 00h Revision ID: R/O 01h 08h BIST: R/O 0 Header Type: Bit 7: R/O 0 Bit 6-0: R/O 0 (type 0) Latency Timer: Bit 7-3: R/W,default 0 Bit 2-0: R/O 0 Cache Line Size: R/O 0 0Ch Base Address Register 0 Device Control Register space, memory mapped. 4 kByte size Bit 31-12: R/W, default 0. Compare address for register space accesses Bit 11 - 4: R/O 0, specifies 4 kByte size Bit 3: R/O 0, Not Prefetchable (Cacheable) Bit 2-1: R/O 00, Location Type - Anywhere in 32 bit address space Bit 0: R/O 0, Memory space indicator 10h Base Address Register 1 Device Memory Array mapped into host system memory space, 1 MByte size Bit 31-20: R/W, default 0. Compare address for memory array accesses Bit 19 - 4: R/O 0, specifies 1 MByte size Bit 3: R/O 0, Not Prefetchable (Cacheable) Bit 2-1: R/O 00, Location Type - Anywhere in 32 bit address space Bit 0: R/O 0, Memory space indicator 14h Base Address Register 2: R/O 00000000h, Unused 18h Base Address Register 3: R/O 00000000h, Unused 1Ch Base Address Register 4: R/O 00000000h, Unused 20h Base Address Register 5: R/O 00000000h, Unused 24h Cardbus CIS Pointer: R/O 00000000h, Unused 28h Subsystem ID R/O 0000h if EXTEE not present, otherwise R/W, loaded from EEPROM Subsystem Vendor ID R/O 0000h if EXTEE not present, otherwise R/W, loaded from EEPROM 2Ch Expansion ROM Base Address: R/O 00000000h, Unused 30h Reserved: R/O 00000000h 34h Reserved: R/O 00000000h 38h Max_Lat: R/O 18h 24 x 0.25uS = 6 uS Min_Gnt: R/O 04h 4 x 0.25uS = 1uS Interrupt Pin: R/O 01h, INTA used Interrupt Line: R/W, default 0 3Ch Byte 3Byte 2Byte 1Byte 0 Offset Table 2. PCI Configuration Space (cont.) |
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