• Flat memory model or linear memory model refers to a memory addressing paradigm in which "memory appears to the program as a single contiguous address...
    5 KB (637 words) - 19:23, 17 October 2024
  • In computing, the x86 memory models are a set of six different memory models of the x86 CPU operating in real mode which control how the segment registers...
    8 KB (912 words) - 19:53, 18 April 2025
  • data selectors to address data in memory more efficiently. This has been common practice and often referred to as "flat real mode" or "big real mode". The...
    15 KB (1,327 words) - 13:36, 26 January 2024
  • memory Java memory model Consistency model Memory model (addressing scheme), an addressing scheme for computer memory address space Flat memory model...
    526 bytes (89 words) - 01:36, 15 July 2023
  • Thumbnail for Memory address
    different, the segments do not have different memory protections reflecting this. In the flat memory model all segments (segment registers) are generally...
    18 KB (2,257 words) - 20:42, 30 May 2025
  • segment Flat memory model Memory management (operating systems) Segmentation fault Virtual address space Virtual memory x86 memory segmentation Models 115...
    19 KB (2,337 words) - 15:49, 23 May 2025
  • segmentation to address memory, not the flat memory model used in many other environments. Segmentation involves composing a memory address from two parts...
    57 KB (6,630 words) - 23:44, 19 June 2025
  • Thumbnail for I386
    and many disliked the older CPUs' segmented memory model. A greater priority was a 32-bit flat memory model so 80386 can, like 68000, run Unix well. 80386...
    57 KB (5,850 words) - 12:20, 11 June 2025
  • operating systems for the 80386 and later x86 processors implement the flat memory model, so they cannot use this capability. There was no "Executable" flag...
    10 KB (1,167 words) - 12:37, 3 May 2025
  • Thumbnail for Out of memory
    gigabytes or more of system memory, even though any single process can only access 4 GB of it in a 32-bit flat memory model. A process that exceeds its...
    8 KB (965 words) - 19:43, 17 May 2025
  • SASOS should not be confused with a flat memory model, which provides no address translation and generally no memory protection. In contrast, a SASOS makes...
    7 KB (685 words) - 23:26, 21 July 2024
  • [citation needed] Flat addressing is possible by applying multiple instructions, which however leads to slower programs. The memory model concept derives...
    23 KB (3,302 words) - 06:46, 10 June 2025
  • InfoWorld. Vol. 13, no. 17. p. 21. ISSN 0199-6649. "Q94314: 32-Bit Flat Memory Model MASM Code for Windows NT". Archived from the original on 13 January...
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  • maps to zero, one, or more than one physical address. Addressability Flat memory model Namespace Virtualization "IPv4 Address Space Registry". Internet Assigned...
    5 KB (616 words) - 19:19, 23 May 2025
  • typically (not necessarily) uses the 32-bit linear address space (or flat memory model) possible with the 80386 and later chips. In this context, the term...
    11 KB (1,409 words) - 03:48, 28 May 2025
  • Thumbnail for Flat Earth
    cultures, notably in the ancient Near East, subscribed to a flat-Earth cosmography. The model has undergone a recent resurgence as a conspiracy theory in...
    79 KB (9,109 words) - 23:39, 19 June 2025
  • Thumbnail for Memory management unit
    architecture, almost entirely removes segmentation in favor of the flat memory model used by almost all operating systems for the 386 or newer processors...
    49 KB (7,099 words) - 18:50, 8 May 2025
  • Thumbnail for Rockbox
    Rockbox uses a simple kernel, with a flat memory model and single process, letting it run on platforms without a memory management unit. Thin threads run...
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  • architecture ECC memory Expanded memory Extended memory Flat memory model Harvard architecture High memory area (HMA) Lernmatrix Memory hierarchy Memory level parallelism...
    4 KB (477 words) - 14:50, 7 August 2022
  • Thumbnail for Atari TOS
    GEM GUI running on top of the DOS-like GEMDOS. Features include a flat memory model, DOS-compatible disk format (starting with TOS 1.04), support for...
    15 KB (1,525 words) - 16:53, 5 January 2025
  • Thumbnail for Intel 8086
    since the late 1950s. A flat memory model is assumed, specifically, that the DS and ES segments address the same region of memory. Although partly shadowed...
    56 KB (5,303 words) - 13:23, 26 May 2025
  • Thumbnail for OS/2
    therefore could not benefit from the Intel 80386's much simpler 32-bit flat memory model and virtual 8086 mode features. This was especially painful in providing...
    85 KB (8,944 words) - 05:49, 13 June 2025
  • Global Descriptor Table (category Memory management)
    result, modern operating systems like Windows, Linux, and macOS use a flat memory model, where all code and data segments span the entire address space. The...
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  • to operate concurrently with a minimum of interference, especially in the processing of interruptions. Memory segment Flat memory model Memory address...
    4 KB (418 words) - 18:36, 29 July 2024
  • Physical Address Extension (category Virtual memory)
    software continues to use instructions with 32-bit addresses and (in a flat memory model) is limited to 4 gigabytes of virtual address space. Operating systems...
    29 KB (3,295 words) - 03:11, 9 January 2025
  • Computerworld, November 19, 1990 Flash memory cards en route, InfoWorld, July 29, 1991 IBM. IBM Personal System/2 Model 90 XP 486. 1990-10-30 ([24]). IBM Readies...
    235 KB (7,270 words) - 09:03, 27 May 2025
  • Microkernel, a new graphics subsystem, fully 32-bit system code with a flat memory model, Taligent, and OpenDoc. IBM intended for Workplace OS to run on several...
    50 KB (5,904 words) - 07:04, 17 June 2025
  • Thumbnail for BBC Micro
    BBC Micro (redirect from BBC Model B)
    pools of memory for the CPU and video, slowing access between the two. Furber believed that the Acorn design should have a flat memory model and allow...
    101 KB (9,929 words) - 05:49, 19 June 2025
  • LOADHIGH (category DOS memory management)
    for an unsegmented (flat) memory model and do not have a 640 KB constraint. LOADHIGH and other methods of freeing conventional memory have largely become...
    8 KB (660 words) - 17:26, 15 October 2023
  • Thumbnail for Modern flat Earth beliefs
    Anti-scientific beliefs in a flat Earth are promoted by a number of organizations and individuals. The claims of modern flat Earth proponents are not based...
    83 KB (9,283 words) - 19:26, 9 June 2025