82434LX Datasheet, PDF (4/191 Pages) Intel Corporation – PCI, CACHE AND MEMORY CONTROLLER PCMC

82434LX 82434NX PCI CACHE AND MEMORY
CONTROLLER (PCMC)
CONTENTS
1 0 ARCHITECTURAL OVERVIEW
1 1 System Overview
1 1 1 BUS HIERARCHY CONCURRENT OPERATIONS
1 1 2 BUS BRIDGES
1 2 PCMC Overview
1 2 1 CACHE OPERATIONS
1 2 1 1 Cache Consistency
1 2 2 ADDRESS DATA PATHS
1 2 2 1 Read Write Buffers
1 2 3 HOST PCI BRIDGE OPERATIONS
1 2 4 DRAM MEMORY OPERATIONS
1 2 5 3 3V SIGNALS
2 0 SIGNAL DESCRIPTIONS
2 1 Host Interface
2 2 DRAM Interface
2 3 Cache Interface
2 4 PCI Interface
2 5 LBX Interface
2 6 Reset And Clock
3 0 REGISTER DESCRIPTION
3 1 I O Mapped Registers
3 1 1 CONFADD CONFIGURATION ADDRESS REGISTER
3 1 2 CSE CONFIGURATION SPACE ENABLE REGISTER
3 1 3 TRC TURBO-RESET CONTROL REGISTER
3 1 4 FORW FORWARD REGISTER
3 1 5 PMC PCI MECHANISM CONTROL REGISTER
3 1 6 CONFDATA CONFIGURATION DATA REGISTER
3 2 PCI Configuration Space Mapped Registers
3 2 1 CONFIGURATION SPACE ACCESS MECHANISM
3 2 1 1 Access Mechanism 1
3 2 1 2 Access Mechanism 2
3 2 2 VID VENDOR IDENTIFICATION REGISTER
3 2 3 DID DEVICE IDENTIFICATION REGISTER
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