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...
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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...
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Unreal mode (redirect from Real-mode flat memory model)
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...
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memory Java memory model Consistency model Memory model (addressing scheme), an addressing scheme for computer memory address space Flat memory model...
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different, the segments do not have different memory protections reflecting this. In the flat memory model all segments (segment registers) are generally...
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segment Flat memory model Memory management (operating systems) Segmentation fault Virtual address space Virtual memory x86 memory segmentation Models 115...
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X86 assembly language (section Memory instructions)
segmentation to address memory, not the flat memory model used in many other environments. Segmentation involves composing a memory address from two parts...
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I386 (section Models and variants)
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...
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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...
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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...
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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...
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[citation needed] Flat addressing is possible by applying multiple instructions, which however leads to slower programs. The memory model concept derives...
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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...
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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...
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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...
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architecture, almost entirely removes segmentation in favor of the flat memory model used by almost all operating systems for the 386 or newer processors...
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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...
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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...
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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...
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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...
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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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Logical address (redirect from Logical memory)
to operate concurrently with a minimum of interference, especially in the processing of interruptions. Memory segment Flat memory model Memory address...
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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...
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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...
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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...
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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...
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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