{
  "added_at": "2026-11-08",
  "category": "reconstruction-cases",
  "class": "hardware",
  "description_en": "A Dell Precision Tower 5810 and 7810 BIOS A34 investigation maps SMBIOS DA tokens to Dell setting IDs and AMI Setup bytes. It publishes per-model token tables, setting and token maps, setup-form options, and read-only token and byte-scanning tools. The author reports checking selected mappings against live reads and an NVRAM change.",
  "description_zh": "这项 Dell Precision Tower 5810、7810 的 BIOS A34 研究，将 SMBIOS DA 令牌映射到 Dell 设置 ID 和 AMI Setup 字节。仓库提供分机型令牌表、设置及令牌映射、设置表单选项，以及只读令牌读取与字节扫描工具。作者报告用实时读取和一次 NVRAM 变化核对了部分映射。",
  "entry_url": "https://awesomerea.org/resources/dell-precision-a34-tokens-case/",
  "entry_url_zh": "https://awesomerea.org/zh/resources/dell-precision-a34-tokens-case/",
  "evidence_class": 2,
  "evidence_status": "observed",
  "evidence_url": "https://github.com/nm-z/dell-precision-t5810-t7810-tokens/blob/436857f7dcf73b512d29df4edc0901179812f8c7/README.md",
  "group": "cases",
  "id": "dell-precision-a34-tokens-case",
  "json_url": "https://awesomerea.org/resources/dell-precision-a34-tokens-case/record.json",
  "kind": "case-study",
  "markdown_url": "https://awesomerea.org/resources/dell-precision-a34-tokens-case/index.md",
  "markdown_url_zh": "https://awesomerea.org/zh/resources/dell-precision-a34-tokens-case/index.md",
  "name": "Dell Precision A34: mapping SMBIOS tokens to BIOS setup fields",
  "name_zh": "Dell Precision A34：SMBIOS 令牌与 BIOS 设置字段映射",
  "record_type": "resource",
  "relationship": "independent-reconstruction",
  "requirement_facets": [
    "prerequisites",
    "prerequisites",
    "limits",
    "license"
  ],
  "requirements": [
    "Repeating the firmware analysis requires the relevant Precision Tower 5810 or 7810 BIOS A34 image.",
    "Live token reads require a compatible machine and libsmbios for tools/daread.c.",
    "Some EC sensor and fan fields remain unknown or unsupported.",
    "No licence file in the repository."
  ],
  "requirements_zh": [
    "复现固件分析需要相应的 Precision Tower 5810 或 7810 BIOS A34 镜像。",
    "实时读取令牌需要兼容设备，且 tools/daread.c 依赖 libsmbios。",
    "部分 EC 传感器和风扇字段含义仍未知或不受支持。",
    "仓库中没有许可证文件。"
  ],
  "scope": "unknown",
  "targets": [
    "firmware"
  ],
  "url": "https://github.com/nm-z/dell-precision-t5810-t7810-tokens",
  "verification": "source-reviewed",
  "verified_at": "2026-11-06"
}