LSI 53C875A - Manual (Page 111)

SCSI Registers 4-19
Table 4.2 SCSI Register Address Map
31 16 15 0
SCNTL3 SCNTL2 SCNTL1 SCNTL0 0x00
GPREG0 SDID SXFER SCID 0x04
SBCL SSID SOCL SFBR 0x08
SSTAT2 SSTAT1 SSTAT0 DSTAT 0x0C
DSA 0x10
MBOX1 MBOX0 ISTAT1 ISTAT0 0x14
CTEST3 CTEST2 CTEST1 CTEST0 0x18
TEMP 0x1C
CTEST6 CTEST5 CTEST4 DFIFO 0x20
DCMD DBC 0x24
DNAD 0x28
DSP 0x2C
DSPS 0x30
SCRATCH A 0x34
DCNTL SBR DIEN DMODE 0x38
ADDER 0x3C
SIST1 SIST0 SIEN1 SIEN0 0x40
GPCNTL0 MACNTL SWIDE SLPAR 0x44
RESPID1 RESPID0 STIME1 STIME0 0x48
STEST3 STEST2 STEST1 STEST0 0x4C
Reserved STEST4 SIDL 0x50
CCNTL1 CCNTL0 SODL 0x54
Reserved Reserved SBDL 0x58
SCRATCH B 0x5C
SCRATCH C–SCRATCH R 0x60–0x9F
MMRS 0xA0
MMWS 0xA4
SFS 0xA8
DRS 0xAC
SBMS 0xB0
DBMS 0xB4
DNAD64 0xB8
Reserved 0xBC
PMJAD1 0xC0
PMJAD2 0xC4
RBC 0xC8
UA 0xCC
ESA 0xD0
IA 0xD4
Reserved SBC 0xD8
CSBC 0xDC
Reserved 0xE0–0xFF