CS5920 datasheet(6/160 Pages) AMCC

6 / 160 page

S5920 – PCI Product

Revision 1.01 – November 28, 2005

AMCC Confidential and Proprietary

DS1596

Data Book

FIFO Control/Status Register .......................................................................................................................... 72

Reset Control Register .................................................................................................................................... 73

PCI PASS-THRU CONFIGURATION REGISTER (PTCR) ................................................................................... 74

Pass-Thru Configuration Register ................................................................................................................... 74

......................................................................................................................................................................... 75

ADD-ON BUS OPERATION REGISTERS ............................................................................................................ 76

Operation Registers - Add-On Interface .......................................................................................................... 76

ADD-ON INCOMING MAILBOX REGISTER (AIMB) ............................................................................................ 77

ADD-ON OUTGOING MAILBOX REGISTER (AOMB) ......................................................................................... 77

ADD-ON PASS-THRU ADDRESS REGISTER (APTA) ........................................................................................ 77

ADD-ON PASS-THRU DATA REGISTER (APTD) ............................................................................................... 77

ADD-ON MAILBOX EMPTY/FULL STATUS REGISTER (AMBEF) ..................................................................... 78

Mailbox Empty/Full Status Register ................................................................................................................. 78

Mailbox Empty/Full Status Register ................................................................................................................. 79

ADD-ON INTERRUPT CONTROL/STATUS REGISTER (AINT) .......................................................................... 80

Add-On Interrupt Control Status Register ........................................................................................................ 80

Interrupt Control Status Register ..................................................................................................................... 81

ADD-ON RESET CONTROL REGISTER (ARCR) ................................................................................................ 82

Add-On General Control/Status Register ........................................................................................................ 82

Reset General Control/Status Register ........................................................................................................... 83

ADD-ON PASS-THRU CONFIGURATION REGISTER (APTCR) ........................................................................ 84

Pass-Thru Configuration Register ................................................................................................................... 84

Pass-thru Configuration Register .................................................................................................................... 85

INTRODUCTION ................................................................................................................................................... 86

PCI RESET ............................................................................................................................................................ 86

LOADING THE SERIAL NV MEMORY ................................................................................................................. 86

Valid External Boot Memory Contents ............................................................................................................. 87

S5920 to nvRAM Interface .............................................................................................................................. 88

Serial Interface Definition of Start and Stop .................................................................................................... 88

Serial Interface Clock Data Relationship ......................................................................................................... 88

Serial Interface Byte Access-Write .................................................................................................................. 89

Serial Interface Byte Access-Read .................................................................................................................. 89

Serial Byte Access- Sequential Read .............................................................................................................. 89

NON-VOLATILE MEMORY INTERFACE ............................................................................................................. 90

NVRAM READ/WRITE DESCRIPTION ................................................................................................................. 90

PCI BUS CONFIGURATION CYCLES .................................................................................................................. 93

PCI AD Bus Definition Type 0 Configuration Access ...................................................................................... 93

Type 0 Configuration Read Cycles .................................................................................................................. 93

Type 0 Configuration Write Cycles .................................................................................................................. 94

EXPANSION BIOS ROMS .................................................................................................................................... 94

PC Compatible Expansion ROM ..................................................................................................................... 94

PCI Data Structure .......................................................................................................................................... 96

PCI BUS INTERFACE ........................................................................................................................................... 97

PCI BUS TRANSACTIONS ................................................................................................................................... 97

PCI Bus Commands ........................................................................................................................................ 97

PCI BURST TRANSFERS ..................................................................................................................................... 98

CS5920 数据表(PDF) 6 Page - Applied Micro Circuits Corporation

CS5920 数据表(HTML) 6 Page - Applied Micro Circuits Corporation

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