LSI 53C875A Computer Hardware User Manual


 
Contents ix
Chapter 4 Registers
4.1 PCI Configuration Registers 4-1
4.2 SCSI Registers 4-18
4.3 64-Bit SCRIPTS Selectors 4-99
4.4 Phase Mismatch Jump Registers 4-103
Chapter 5 SCSI SCRIPTS Instruction Set
5.1 Low Level Register Interface Mode 5-1
5.2 High Level SCSI SCRIPTS Mode 5-2
5.2.1 Sample Operation 5-3
5.3 Block Move Instruction 5-6
5.3.1 First Dword 5-6
5.3.2 Second Dword 5-13
5.4 I/O Instruction 5-13
5.4.1 First Dword 5-14
5.4.2 Second Dword 5-21
5.5 Read/Write Instructions 5-22
5.5.1 First Dword 5-22
5.5.2 Second Dword 5-23
5.5.3 Read-Modify-Write Cycles 5-23
5.5.4 Move To/From SFBR Cycles 5-24
5.6 Transfer Control Instructions 5-25
5.6.1 First Dword 5-26
5.6.2 Second Dword 5-32
5.7 Memory Move Instructions 5-32
5.7.1 First Dword 5-33
5.7.2 Read/Write System Memory from SCRIPTS 5-34
5.7.3 Second Dword 5-34
5.7.4 Third Dword 5-35
5.8 Load and Store Instructions 5-35
5.8.1 First Dword 5-36
5.8.2 Second Dword 5-37
Chapter 6 Electrical Specifications
6.1 DC Characteristics 6-1
6.2 TolerANT Technology Electrical Characteristics 6-5