gtpp1m1a | Program Development Support Reference |
The following dump labels identify fields in the ECB.
Table 41. Dump Labels for the Entry Control Block (ECB)
Label | Description |
---|---|
AUT | ALASC auto - storage block save area. |
AVM | Maximum times to avoid application time-out plus one. |
AV1 | Base of the ECB available queue for 128-/381-byte blocks. |
AV2 | Base of the ECB available queue for 1055-byte blocks. |
AV4 | Base of the ECB available queue for 4095-byte blocks. |
BAD | Post-interrupt branch address. |
BCH | SVM address of the previous ECB in a chain of thread ECBs in a process. |
CHW | ECB chain word. |
CNF | Address of the BSS CINFC table. |
CPL | ECB virtual address of current program nesting level. |
CPX | CCP status word. Last byte is the CPU ID of the CPU that caused the ECB. |
CRP | Core block reference word of active program block. |
CRS | CROSC save area. |
CR0-CRF | Core block reference words. |
CSC | Pointer to static storage control block for C language support. |
CSP | Pointer to C static storage. |
CTL | Count of I/O requests outstanding. |
CXR | Enter expansion to be executed at CXFRC post-interrupt time. |
DBI | The MDBF database identifier. |
DBT | The detached block table. |
DEC | ECB virtual address of the first data event control block (DECB) frame for this ECB. |
DET | Address of current detached block table entry. |
EGS | EVM address of the last page table for the ISO-C stack of this ECB. |
EHT | ECB hold table pointer. |
EVA | The EVA of the ECB. |
FAP | File address reference word of active program block. |
FA0-FAF | File address reference words. |
FCH | SVM address of the next ECB in the chain of thread ECBs in a process. |
FLG | ECB format flag. |
FPL | ECB virtual address of first program nesting level. |
FRM | Anchor for the ECB frame chain. |
FX0-FXF | File address reference word extensions. Used for general data set (GDS) support. |
GLA | Pointer to the global 1 directory for this ECB's I-stream and subsystem user. |
GLY | Pointer to the global 3 directory for this ECB's I-stream and subsystem user. |
GLB | System virtual address of the start of the ECB segment table entries for the I-stream unique primary globals. |
GLX | System virtual address of the start of the ECB segment table entries for the high storage primary globals. |
GMH | System virtual address of the high water mark page table entry for contiguous GETMAIN storage. |
GMT | System virtual address of ECB page table for contiguous GETMAIN storage. |
HFC | Heap management - head of frame chain. |
ISN | I-stream affinity of the ECB. |
L0-L34 | ECB program nesting levels. |
MTH | ECB macro trace table header. |
NVA | The offset into the ECB page table of the next available ECB virtual address in the ECB private area. |
PSW | Contents of the current PSW the last time a TPF SVC or fastlink macro was issued. This PSW is used to resume application program execution when the macro service routine completes its processing. |
PAT | Current PAT slot address. |
PGT | The system virtual address of the ECB's page table. |
R8 | Address of the currently active program. |
R14-R7 | Contents of the general registers R14-R7 at the time of the last SVC of fastlink macro call. |
RET | Number of frames removed from this ECB since ECB creation. |
SBI | MDBF program base identifier. |
SGT | The system virtual address of the ECB's segment table. |
SON | SON decode field. |
SSU | MDBF subsystem user identifier. |
STA | EVM address of the start of the ISO-C stack area of this thread. |
STD | The segment table designation for the ECB's virtual address space. |
STK | Pointer to the current C language stack frame. |
STP | Address of the TPFAR STP block. |
SUD | Detail data level indicators - one byte for each level. |
SUP | Program level error indicator. |
SVA | The SVA of the ECB. |
SVT | The system virtual address table for this ECB. |
TCA | Base of the C language task communication area. |
TCB | EVM address of the thread control block (TCB) of this ECB. |
TFC | Heap management - total frames in use. |
TMC | Transaction manager control record (TMCR). |
TOD | Contents of TOD clock at time of ECB creation. |
TRC | Pointer to the OPZERO program that created this ECB, or name of the program that created this ECB through CRET/CREM/CRED/CREX. |
TRT | Pointer to the C language translate table. |
TSA | The address of the segment table save area (STSA) block for this ECB. |
TTA | Test tools area. |
TYP | The ECB type, where:
|
URA-UR7 | User save area for general registers R14-R7. |
USA0-U104 | User work area (if present). |
USR | Area in ECB page 2 reserved for TPF users. |
VCT | Count of trips to VFA. |
WSW1 | General purpose switches. |
W000-W096 | ECB work area. |
XSW0 | Secondary work area switches. |
X000-X096 | Secondary work area. |