{
  "_comment": [
      "Copyright 2022 The Dawn & Tint Authors",
      "",
        "Redistribution and use in source and binary forms, with or without",
        "modification, are permitted provided that the following conditions are met:",
        "",
        "  1. Redistributions of source code must retain the above copyright notice, this",
        "     list of conditions and the following disclaimer.",
        "",
        "  2. Redistributions in binary form must reproduce the above copyright notice,",
        "     this list of conditions and the following disclaimer in the documentation",
        "     and/or other materials provided with the distribution.",
        "",
        "  3. Neither the name of the copyright holder nor the names of its",
        "     contributors may be used to endorse or promote products derived from",
        "     this software without specific prior written permission.",
        "  ",
        "THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS \"AS IS\"",
        "AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE",
        "IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE",
        "DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE",
        "FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL",
        "DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR",
        "SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER",
        "CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,",
        "OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE",
        "OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
  ],

  "vendors": {

    "_Example Vendor": {
      "_comment": [
        "Each vendor must have an `id` field, which is it's PCI Vendor ID, and may optionally ",
        "have a `devices` field which defines device -> architecture mappings which will be ",
        "when populating the GPUAdapterInfo. Keys that begin with an `_` (like this one) denote ",
        "commnents, and will be ignored by the parser."
      ],

      "id": "0xDEAD",

      "devices": [{
        "_comment": [
          "The `devices` is an array of 'Device Sets', each of which contains an `architecture` ",
          "object which defines an architecture name as a key followed by an array of ",
          "PCI device IDs that map to that architecture. The architecture name is what will be ",
          "reported to the GPUAdapterInfo, made lower-case and with spaces converted to hyphens."
        ],

        "architecture": {
          "Alpha": ["0x0A01", "0x0A02"],
          "Beta": ["0x0B01", "0x0B02", "0x0B03"]
        }
      }, {
        "_comment": [
          "A Device Set can also define a binary `mask`, which will be be applied to any device ",
          "ID prior to comparison, making it easier to capture ranges of device IDs. ",
          "Architectures may be duplicated between Device Sets as long as the device ID values ",
          "Don't overlap."
        ],

        "mask": "0xFF00",
        "architecture": {
          "Beta": ["0x1B00"],
          "Gamma": ["0x0C00", "0x1C00"]
        }
      }, {
        "_comment": [
          "Finally, Device Sets may be flagged as `internal`. Architectures defined in an ",
          "internal device set will never be reported in the GPUAdapterInfo, but will generate ",
          "appropriate helper functions in Dawn (such as `IsExampleVendorDelta()`) in order to ",
          "aid in applying workarounds. Device IDs of internal device sets may overlap with ",
          "ones defined in non-internal device sets, but architectures must be unique between ",
          "internal and non-internal device sets.",

          "Internal architectures facilitate the (hopefully rare) cases where more targeted ",
          "GPU identification is required by Dawn's implementation than is provided by the normal ",
          "architecture groupings. When possible, however, using non-internal architectures ",
          "should be preferred when applying workarounds."
        ],

        "internal": true,
        "mask": "0xFFF0",
        "architecture": {
          "Beta Rev 3": ["0x1B30"]
        }
      }]
    },

    "AMD": {
      "id": "0x1002",

      "devices": [{
        "mask": "0xFF00",
        "architecture": {
          "GCN 2": ["0x1300"],
          "GCN 5": ["0x1500", "0x1600"],
          "RDNA 2": ["0x7400"]
        }
      }, {
        "mask": "0xFFF0",
        "architecture": {
          "GCN 1": ["0x6600", "0x6610", "0x6660", "0x6790", "0x6800", "0x6810", "0x6820", "0x6830"],
          "GCN 2": ["0x6640", "0x6650", "0x67A0", "0x67B0", "0x9830", "0x9850"],
          "GCN 3": ["0x6900", "0x6920", "0x6930", "0x7300", "0x9870", "0x98E0"],
          "GCN 4": ["0x67C0", "0x67D0", "0x67E0", "0x67F0", "0x6980", "0x6990", "0x6FD0"],
          "GCN 5": ["0x66A0", "0x6860", "0x6870", "0x6940", "0x69A0"],
          "RDNA 1": ["0x7310", "0x7340", "0x7360"],
          "RDNA 2": ["0x73A0", "0x73B0", "0x73D0", "0x73E0", "0x73F0"]
        }
      }]
    },

    "Apple": {
      "id": "0x106b",

      "_comment": [
        "Apple GPUs do not report a DeviceID via the Metal API, and as such the typical device",
        "pattern matching does not work for them. The recommended approach is to find the highest",
        "supported 'common' family supported and report it as the architecture.",
        "Examples: 'common-1', 'common-3'",
        "https://developer.apple.com/documentation/metal/gpu_devices_and_work_submission/detecting_gpu_features_and_metal_software_versions"
      ]
    },

    "ARM": {
      "id": "0x13B5",

      "devices": [{
        "mask": "0xF0000000",
        "architecture": {
          "_comment": [
            "The Midgard GPUs have device IDs like 0x07______ and 0x08______, but it's easiest to",
            "mask those values out and simply check for the highest octet being zero, since that",
            "distinguishes it from the other architectures."
          ],

          "Midgard": ["0x00000000"],
          "Bifrost": ["0x60000000", "0x70000000"],
          "Valhall": ["0x90000000", "0xA0000000", "0xB0000000"]
        }
      }]
    },

    "Google": {
      "id": "0x1AE0",

      "devices": [{
        "architecture": {
          "Swiftshader": ["0xC0DE"]
        }
      }]
    },

    "Img Tec": {
      "id": "0x1010"
    },

    "Intel": {
      "id": "0x8086",

      "devices": [{
        "mask": "0xFF00",
        "architecture": {
          "Gen 7": ["0x0100", "0x0400", "0x0A00", "0x0D00", "0x0F00"],
          "Gen 8": ["0x1600", "0x2200"],
          "Gen 9": ["0x1900", "0x3100", "0x3E00", "0x5A00", "0x5900", "0x9B00"],
          "Gen 11": ["0x8A00", "0x4E00"],
          "Gen 12 LP": ["0x4600", "0x4C00", "0x4900", "0x9A00", "0xA700", "0x7D00"],
          "Gen 12 HP": ["0x4F00", "0x5600"]
        }
      }]
    },

    "Mesa": {
      "id": "0x10005",
      "devices": [{
        "architecture": {
          "Software": ["0x0000"]
        }
      }]
    },

    "Microsoft": {
      "id": "0x1414",

      "devices": [{
        "architecture": {
          "WARP": ["0x8c"]
        }
      }]
    },

    "Nvidia": {
      "id": "0x10DE",

      "devices": [{
        "_comment": "Desktop/laptop devices",
        "mask": "0xFFFFFF00",
        "architecture": {
          "Fermi": ["0x0D00"],
          "Kepler": ["0x0F00", "0x1000", "0x1100", "0x1200"],
          "Maxwell": ["0x1300", "0x1400", "0x1600", "0x1700"],
          "Pascal": ["0x1500", "0x1B00", "0x1C00", "0x1D00"],
          "Turing": ["0x1E00", "0x1F00", "0x2100"],
          "Ampere": ["0x2200", "0x2400", "0x2500"],
          "Lovelace": ["0x2600", "0x2700", "0x2800"]
        }
      }, {
        "_comment": "Mobile devices (Tegra)",
        "mask": "0xFF000000",
        "architecture": {
          "Kepler": ["0x1e000000"],
          "Maxwell": ["0x92000000"],
          "Pascal": ["0x93000000"]
        }
      }]
    },

    "Qualcomm": {
      "id": "0x5143",

      "devices": [{
        "mask": "0xFF000000",
        "architecture": {
          "Adreno 4xx": ["0x04000000"],
          "Adreno 5xx": ["0x05000000"],
          "Adreno 6xx": ["0x06000000"],
          "Adreno 7xx": ["0x07000000", "0x43000000"]
        }
      }]
    },

    "Samsung": {
      "id": "0x144d",

      "devices": [{
        "architecture": {
          "RDNA 2": ["0x73A0"]
        }
      }]
    }

  }

}