viii
Contents
2.2.10
SCSI Loopback Mode
2-26
2.2.11
Parity Options
2.2.12
DMA FIFO
2-29
2.2.13
SCSI Bus Interface
2-34
2.2.14
Select/Reselect During Selection/Reselection
2-39
2.2.15
Synchronous Operation
2-40
2.2.16
Interrupt Handling
2-43
2.2.17
Interrupt Routing
2-50
2.2.18
Chained Block Moves
2-51
2.3
Parallel ROM Interface
2-55
2.4
Serial EEPROM Interface
2-57
2.4.1
Default Download Mode
2.4.2
No Download Mode
2-58
2.5
Alternative SSVID/SSID Loading Mechanism
2.6
Power Management
2-60
2.6.1
Power State D0
2-61
2.6.2
Power State D1
2.6.3
Power State D2
2-62
2.6.4
Power State D3
Chapter 3
Signal Descriptions
3.1
LSI53C895A Functional Signal Grouping
3-2
3.2
3-3
3.2.1
Internal Pull-ups on LSI53C895A Signals
3.3
PCI Bus Interface Signals
3-4
3.3.1
System Signals
3.3.2
Address and Data Signals
3-5
3.3.3
Interface Control Signals
3-6
3.3.4
Arbitration Signals
3-8
3.3.5
Error Reporting Signals
3.3.6
Interrupt Signals
3-9
3.3.7
SCSI GPIO Signals
3-10
3.4
SCSI Bus Interface Signals
3-11
3.4.1
SCSI Bus Interface Signal
3.4.2
SCSI Signals
3-12
3.4.3
SCSI Control Signals
3-13
3.5
Flash ROM and Memory Interface Signals
3-14