{
  "added_at": "2026-11-09",
  "additional_evidence_urls": [
    "https://github.com/LuoStickmin/D750-QEMU/blob/f41c7c8592865d7e7b23f4bcbffecba472872056/docs/architecture.en.md"
  ],
  "category": "reconstruction-cases",
  "class": "hardware",
  "description_en": "D750 QEMU Verification Prototype investigates early execution of Nikon D750 firmware with a QEMU board overlay and host-side scanning and logging tools. The author reports that a selected entry function ran and returned, while the observed fragment produced no MMIO accesses or UART output. A separate toolchain changes selected 1080p bitrate-table entries in a user-supplied firmware image.",
  "description_zh": "D750 QEMU Verification Prototype 用 QEMU 板级模型及主机侧扫描、日志工具研究尼康 D750 固件的早期执行。作者报告，一个候选入口函数已执行并返回，但该片段没有 MMIO 访问或串口输出。仓库另有针对用户自备固件的 1080p 码率表修改工具。",
  "entry_url": "https://awesomerea.org/resources/d750-qemu-case/",
  "entry_url_zh": "https://awesomerea.org/zh/resources/d750-qemu-case/",
  "evidence_url": "https://github.com/LuoStickmin/D750-QEMU/blob/f41c7c8592865d7e7b23f4bcbffecba472872056/README.md",
  "group": "cases",
  "id": "d750-qemu-case",
  "json_url": "https://awesomerea.org/resources/d750-qemu-case/record.json",
  "kind": "case-study",
  "markdown_url": "https://awesomerea.org/resources/d750-qemu-case/index.md",
  "markdown_url_zh": "https://awesomerea.org/zh/resources/d750-qemu-case/index.md",
  "name": "D750 QEMU Verification Prototype: early Nikon D750 firmware execution in QEMU",
  "name_zh": "D750 QEMU Verification Prototype：在 QEMU 中验证尼康 D750 固件的早期执行",
  "record_type": "resource",
  "relationship": "independent-reconstruction",
  "requirement_facets": [
    "prerequisites",
    "prerequisites",
    "limits",
    "license"
  ],
  "requirements": [
    "Provide local D750_0115 firmware modules.",
    "Build the overlay into QEMU with a C toolchain; QEMU 11.1.0 is the documented compiled version.",
    "The camera UI, sensor and storage are outside the prototype; the bitrate change has no camera shooting test.",
    "GPL-2.0."
  ],
  "requirements_zh": [
    "需自行提供 D750_0115 固件模块。",
    "需使用 C 工具链将板级模型编入 QEMU；文档记录的已编译版本为 QEMU 11.1.0。",
    "原型不覆盖相机界面、传感器和存储；码率修改尚无相机实拍测试。",
    "许可证为 GPL-2.0。"
  ],
  "targets": [
    "firmware"
  ],
  "url": "https://github.com/LuoStickmin/D750-QEMU",
  "verification": "source-reviewed",
  "verified_at": "2026-11-07"
}