LSI53C875 LSI Logic, LSI53C875 Datasheet - Page 300

• Manufacturer Part Number: LSI53C875
• Description: PCI to Ultra SCSI I/O Processor
• Manufacturer: LSI Logic

Table A.2
A-4
Register Name
SCSI Destination ID (SDID)
SCSI First Byte Received (SFBR)
SCSI Input Data Latch (SIDL)
SCSI Interrupt Enable One (SIEN1) 0x41 (0xC1)
SCSI Interrupt Enable Zero (SIEN0) 0x40 (0xC0)
SCSI Interrupt Status One (SIST1)
SCSI Interrupt Status Zero (SIST0) 0x42 (0xC2)
SCSI Longitudinal Parity (SLPAR)
SCSI Output Control Latch (SOCL) 0x09 (0x89)
SCSI Output Data Latch (SODL)
SCSI Selector ID (SSID)
SCSI Status One (SSTAT1)
SCSI Status Two (SSTAT2)
SCSI Status Zero (SSTAT0)
SCSI Test One (STEST1)
SCSI Test Three (STEST3)
SCSI Test Two (STEST2)
SCSI Test Zero (STEST0)
SCSI Timer One (STIME1)
SCSI Timer Zero (STIME0)
SCSI Transfer (SXFER)
SCSI Wide Residue (SWIDE)
Temporary (TEMP)
LSI53C875 Register Map (Cont.)
Register Summary
Address
(Memory or I/O) (Config. Memory or I/O) Read/Write Page
0x06 (0x86)
0x08 (0x88)
0x50–0x51 (0xD0–0xD1)
0x43 (0xC3)
0x44 (0xC4)
0x54–0x55 (0xD4–0xD5)
0x0A (0x09)
0x0E (0x8E)
0x0F (0x8F)
0x0D (0x8D)
0x4D (0xCD)
0x4F (0xCF)
0x4E (0xCE)
0x4C (0xCC)
0x49 (0xC9)
0x48 (0xC8)
0x05 (0x85)
0x45 (0xC5)
0x1C–0x1F (0x9C–0x9F)
Read/Write
Read/Write
Read Only
Read/Write
Read/Write
Read Only
Read Only
Read/Write
Read/Write
Read/Write
Read Only
Read Only
Read Only
Read Only
Read/Write
Read/Write
Read/Write
Read Only
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
5-18
5-20
5-77
5-55
5-53
5-59
5-56
5-60
5-21
5-78
5-22
5-27
5-29
5-26
5-72
5-75
5-73
5-70
5-66
5-64
5-15
5-61
5-38