The Program Segment Prefix (PSP) is a data structure used in DOS systems to store the state of a program. It resembles the Zero Page in the CP/M operating...
16 KB (1,558 words) - 14:33, 28 May 2023
Program Segment Prefix (PSP). Relevant fields within this structure include: This data structure could be found at the beginning of the data segment whose...
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DOS MZ executable (section Segment handling)
EXE program run by DOS is found in its Program Segment Prefix. EXE files normally have separate segments for the code, data, and stack. Program execution...
5 KB (614 words) - 00:41, 11 September 2023
A20 line (section Affected programs)
to +7) in the Program Segment Prefix (PSP) (which partially resembles CP/M-80's zero page). This was, in particular, utilized by programs machine-translated...
42 KB (4,913 words) - 06:44, 22 June 2024
Thread control block (TCB) Process Environment Block (PEB) Program segment prefix (PSP) Data segment "Process Control Block | Baeldung on Computer Science"...
6 KB (758 words) - 02:42, 1 August 2024
The Job File Table (JFT) is a DOS data structure in the Program Segment Prefix (PSP). It starts at PSP offset 0x18 and is 20 bytes long. For each open...
2 KB (229 words) - 22:27, 17 July 2023
DOS is the Program Segment Prefix (PSP), a 256-byte structure, which, however, is by default located at offset 0 in the program's load segment (rather than...
9 KB (639 words) - 00:21, 30 October 2023
User identifier (UID) Group identifier (GID) Handle (computing) Program Segment Prefix (PSP) What is PID 0? Linux kernel code: tools/perf/builtin-sched...
7 KB (739 words) - 06:51, 19 June 2024
microcontrollers Personal software process, development process Program Segment Prefix, DOS data structure Python Server Pages, for embedding Python in...
3 KB (358 words) - 14:43, 26 December 2023
(object-oriented programming) – Complication arising from delegation and related techniques in object-oriented programming Program Segment Prefix – Data structure...
24 KB (3,125 words) - 17:18, 9 March 2024
starting a program, even a native 32-bit Windows program, MS-DOS momentarily executes to create a data structure known as the Program Segment Prefix. It is...
59 KB (6,072 words) - 11:49, 29 July 2024
requires that there is no whole code word in the system that is a prefix (initial segment) of any other code word in the system. It is trivially true for...
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becoming full. Windows needed to allocate a Program Segment Prefix (PSP) in this area of memory for each program started. Some utilities prevented DLLs from...
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MS-DOS (redirect from Disk Control Program)
first MS product that checked for MS-DOS by modifying the program's Program Segment Prefix using undocumented DOS functions, and then checked whether...
88 KB (9,316 words) - 00:14, 29 July 2024
X86 memory segmentation (redirect from Segment registers)
The instruction format allows an optional segment prefix byte which can be used to override the default segment for selected instructions if desired. In...
21 KB (3,020 words) - 17:58, 5 October 2023
what chip sees what.[citation needed] In CP/M mode, the Program Segment Prefix and Transient Program Area reside in Bank 1 and the I/O registers and CP/M...
54 KB (7,351 words) - 01:33, 18 April 2024
form the basis of the scan higher-order function in functional programming languages. Prefix sums have also been much studied in parallel algorithms, both...
39 KB (5,242 words) - 17:15, 8 June 2024
will be populated by CP/M-86 with the zero page (comparable to the Program Segment Prefix in DOS). If there is no data group, then the first 256 bytes of...
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Memory address (redirect from Address space (application programming))
has special significance to supervisory programs. The relocation is accomplished by inserting a 12-bit prefix in each address which has the high-order...
15 KB (1,797 words) - 17:13, 22 July 2024
Self-relocation (redirect from Self-relocating program)
TSRs, the operating system also has to allocate a Program Segment Prefix (PSP) and an environment segment. This might cause the driver not to be loaded into...
35 KB (3,543 words) - 15:08, 18 October 2023
IP address (redirect from Network prefix)
network segment, i.e. the local administration of the segment's available space, from the addressing prefix used to route traffic to and from external networks...
35 KB (4,203 words) - 00:02, 29 July 2024
stored from offset DS:5D to DS:67 (the Program Segment Prefix File Control Block area), meaning that the program can only save files in FAT 8.3 filename...
15 KB (1,335 words) - 15:30, 15 October 2023
Kolmogorov complexity (redirect from Program-size complexity)
and prefix-free. The plain complexity is the minimal description length of any program, and denoted C ( x ) {\displaystyle C(x)} while the prefix-free...
54 KB (7,165 words) - 21:55, 27 July 2024
Hexadecimal (redirect from 0x (prefix))
hexadecimal as 122A16. In programming, several notations denote hexadecimal numbers, usually involving a prefix. The prefix 0x is used in C, which would...
65 KB (5,700 words) - 01:19, 2 August 2024
more path segments that do not refer to an existing physical resource name (e.g. a file, an internal module program or an executable program) but to a...
17 KB (2,358 words) - 19:53, 20 June 2024
by setting all four segment registers once and then only using 16-bit offsets (optionally with default-segment override prefixes) to address memory, but...
104 KB (10,727 words) - 17:55, 24 July 2024
Logical address (redirect from Program address)
program Real address, the result of translating a virtual address Absolute address, the result of mapping a real address using a low-storage prefix assigned...
4 KB (418 words) - 18:36, 29 July 2024
microcomputers (advertisement)". Electronics. pp. 44–45. "2,048-bit erasable PROM programs in two minutes". Electronics. 1973-01-04. p. 139. Sideris, George (1973-03-01)...
234 KB (7,232 words) - 22:30, 10 February 2024
where the DS segment is indicated, the DS segment can be overridden by a segment-override prefix – where the ES segment is indicated, the segment is always...
206 KB (12,187 words) - 04:32, 29 July 2024
A computer program is a sequence or set of instructions in a programming language for a computer to execute. It is one component of software, which also...
127 KB (13,304 words) - 23:42, 31 July 2024