Specifications

Index
A
ACB$V_QUOTA, 3–9, 3–12
ACB (AST control block), 1–45, 1–101, 3–4, 3–6
contents, 3–8
Accessibility of memory
See Buffer
Access violation
See SS$_ACCVIO
ACF (configuration control block), 1–3 to 1–4
ACL (access rights list), 1–53
ACP (ancillary control process), 1–12, 1–46, 1–47,
1–88
See also XQP
class, 1–35
default, 1–35
ACP_MULTIPLE parameter, 1–35
Adapter dispatch table, 1–7
address, 1–7
ADP$L_CSR, 3–112
ADP$L_DPQFL, 3–117
ADP$L_MBASCB, 1–8
ADP$L_MBASPTE, 1–8
ADP$W_ADPTYPE, 2–3
ADP$W_DPBITMAP, 3–133
ADP (adapter control block), 1–5 to 1–11
address, 1–32, 1–43
alternate map register allocation information,
1–11
alternate map register wait queue, 1–10
data path allocation information, 1–10
data path wait queue, 1–8
fields supporting ADPDISP macro, 2–3
map register allocation information, 1–10
map register wait queue, 1–9
size, 1–5
ADPDISP macro, 2–2 to 2–4
examples, 2–4
Affinity
See Device affinity
Allocation class, 1–35
Alternate map registers, 1–9, 1–33, 2–3
allocating, 3–71
allocating permanent, 1–33
loading, 2–44, 3–96
number of active, 1–11
Alternate map registers (cont’d)
number of disabled, 1–11
releasing, 2–53, 3–114
requesting, 2–58, 3–129
Alternate map register wait queue, 1–10, 3–130
Alternate start-I/O routine, 3–18, 4–2
address, 1–37, 4–2
context, 4–2
entry point, 4–2
exit method, 4–2
input, 4–2
register usage, 4–2
synchronization requirements, 4–2
ARB (access rights block), 1–49
AST (asynchronous system trap), 3–8
See also Attention AST
control, 1–101
delivering, 3–4, 3–13
for aborted I/O request, 3–13
out of band, 1–101
process-requested, 3–9, 3–12, 3–95
queuing, 3–95
special kernel-mode, 1–12
user specified, 1–45
Asynchronous event notification, 2–70, 2–74 to
2–94
Asynchronous SCSI data transfer mode
enabling, 2–91
AT$_GENBI, 1–40
AT$_MBA, 1–40
AT$_UBA, 1–40
Attention AST
See also AST
blocking, 1–97, 1–98
delivering, 3–4
disabling, 3–8
enabling, 3–8
flushing, 3–6
Autoconfiguration
See also System Generation utility
Index–1