LSI 53C875A Computer Hardware User Manual


 
Index IX-5
DMA
interrupt (Cont.)
pending (DIP) 4-50
mode (DMODE) 4-66
SCRIPTS
pointer (DSP) 4-64
pointer save (DSPS) 4-65
status (DSTAT) 4-39
DMA next
address (DNAD) 4-64
address 64 (DNAD64) 4-103
DMODE 2-6
register 2-22
DSA
relative 5-36
relative selector (DRS) 4-102
DSPS register 5-34
DSTAT 2-38, 2-42, 2-43
dual address cycles
command 2-6
dynamic block move selector (DBMS) 4-103
E
enable
64-bit
direct BMOV (EN64DBMV) 4-98
table indirect BMOV (EN64TIBMV) 4-98
bus mastering (EBM) 4-4
I/O space (EIS) 4-4
jump on nondata phase mismatches (ENNDJ) 4-96
memory space (EMS) 4-4
parity
checking 2-24
checking (EPC) 4-22
error response (EPER) 4-3
phase mismatch jump (ENPMJ) 4-95
read
line (ERL) 4-67
multiple (ERMP) 4-68
response to
reselection (RRE) 4-30
selection (SRE) 4-30
wide SCSI (EWS) 4-29
enabling cache mode 2-10
encoded
chip SCSI ID (ENC) 4-30
destination SCSI ID
(ENC) 4-35
(ENID) 4-38
SCSI destination ID 5-20
entry storage address (ESA) 4-106
error reporting signals 3-7
even parity 2-24
expansion ROM base
address (ERBA) 4-12
address register 2-49
extend SREQ/SACK filtering (EXT) 4-90
external
clock 6-9
memory interface 2-49
configuration 2-49
slow memory 2-49
external memory interface
multiple byte accesses 6-11
extra clock cycle of data setup (EXC) 4-23
F
fetch
enable (FE) 4-82
pin mode (FM) 4-56
FIFO
byte control (FBL[2:0]) 4-60
byte control (FBL3) 4-59
flags (FF[3:0]) 4-43
flags, bit 4 (FF4) 4-46
first dword 5-6, 5-14, 5-22, 5-26, 5-36
flush DMA FIFO (FLF) 4-56
flushing (FLSH) 4-51
FRAME/ 3-6
frequency lock (LOCK) 4-94
full arbitration, selection/reselection 4-21
function complete 2-39
(CMP) 4-74, 4-77
G
general purpose
(GPREG0) 4-35
I/O (GPIO) 4-35
I/O pin 0 3-10
I/O pin 1 3-10
I/O pin 2 3-10
I/O pin 3 3-10
I/O pin 4 3-10
pin control zero (GPCNTL0) 4-82
timer expired (GEN) 4-75, 4-79
timer period (GEN[3:0]) 4-85
timer scale factor (GENSF) 4-85
GNT/ 3-7
GPIO enable, bits [1:0] (GPIO[1:0]) 4-83
GPIO enable, bits [4:2] (GPIO[4:2]) 4-83
GPIO0_ FETCH/ 3-10
GPIO1_ MASTER/ 3-10
GPIO2 3-10
GPIO3 3-10
GPIO4 3-10
grant 3-7
H
halt SCSI clock (HSC) 4-91
halting 2-42
handshake-to-handshake timer
bus activity enable (HTHBA) 4-85
expired (HTH) 4-76, 4-79
period (HTH[3:0]) 4-83
scale factor (HTHSF) 4-85
hardware control of SCSI activity LED 2-19
hardware interrupts 2-37
header type (HT) 4-8
high impedance mode (SZM) 4-90
high impedance mode (ZMODE) 4-97
I
I/O 3-3
instructions 5-13
read command 2-5
space 2-2, 2-3
write command 2-5