{
  "_comment": "Source of truth for QEMU boot files. Adding a new board kind means appending an entry under image_sets; the BootImageProvider picks it up via load_manifest() with no Python edits. SHA256s are verified after download; mismatches raise IntegrityError and the cache slot is not populated. See docs/BOOT_IMAGES.md for the architecture.",
  "version": 1,
  "image_sets": {
    "raspberry-pi-3-virt": {
      "description": "Raspberry Pi 3 simulator on QEMU -M virt + cortex-a53. Velxio-built minimal ARM64 kernel + initramfs + Alpine-based rootfs. Replaces the broken raspi3b path (pl011 RX bug in QEMU 10 + kernel 6.12 \u2014 see project/pi-emulation/decisions.md for the full trail). Used by app.services.qemu_manager.",
      "images": [
        {
          "name": "velxio-kernel-arm64",
          "asset_id": "velxio-kernel-arm64",
          "sha256": "76652d46bee27fe46f92c21adf9e67964356774ff4f6abe4f009344aacd3acd9",
          "size_bytes": 30697408,
          "version": "2026.05+v6.12.88-deb13-cloud"
        },
        {
          "name": "velxio-initramfs-arm64.cpio.gz",
          "asset_id": "velxio-initramfs-arm64",
          "sha256": "9a1ecd1c83a65207562b8395fcc57cc9218f16cf240dd4b5cf84e13ef0b34efe",
          "size_bytes": 1032327,
          "version": "2026.05"
        },
        {
          "name": "velxio-pi-rootfs-arm64.ext4",
          "asset_id": "velxio-pi-rootfs-arm64-zst",
          "sha256": "a6e2d5ea33f14803cbc66fcd7829a24f5b9b4910c26701328e301090fa4e241c",
          "size_bytes": 629145600,
          "version": "2026.06+gpiozero-core",
          "compressed": {
            "encoding": "zstd",
            "sha256": "b48f227c0a996228ae1b7da1b2d19921992d77cd056493995d11a52de0296670",
            "size_bytes": 25046378
          }
        }
      ]
    },
    "raspberry-pi-armhf": {
      "description": "Raspberry Pi Zero / 1 / 2 simulator on QEMU -M virt + cortex-a7. Velxio-built armhf kernel (Debian armmp) + initramfs (bundled ext4 + jbd2 + mbcache + crc16 + crc32c_generic + virtio_blk + virtio_mmio) + Alpine-based armhf rootfs. arm-32 virt PCI is broken (missing reg DT prop) so the QEMU command uses the mmio virtio transport; Pi Zero / Pi 1 share this image set with Pi 2 because the real ARMv6 silicon they have isn't supported by any QEMU-virt-capable upstream kernel.",
      "images": [
        {
          "name": "velxio-kernel-armhf",
          "asset_id": "velxio-kernel-armhf",
          "sha256": "9d7377c33b9a5631e99ab109c8d3d9d89f99331b53eb8cc755cd76e775c9d0d5",
          "size_bytes": 6033920,
          "version": "2026.05+v6.12.88-armmp+ext4mods"
        },
        {
          "name": "velxio-initramfs-armhf.cpio.gz",
          "asset_id": "velxio-initramfs-armhf",
          "sha256": "611eb3d219cb5d71a534d417dea564ed6eadbd2d1b40e33d28bb4a5a5f5829f5",
          "size_bytes": 1390924,
          "version": "2026.05+ext4mods"
        },
        {
          "name": "velxio-pi-rootfs-armhf.ext4",
          "asset_id": "velxio-pi-rootfs-armhf-zst",
          "sha256": "5f2eafc0e76acc9ecc79da42313c1ffaacd577f42df5a58934d97ea167fab4ee",
          "size_bytes": 629145600,
          "version": "2026.05+phase2-shims-armhf",
          "compressed": {
            "encoding": "zstd",
            "sha256": "ce9037b371aa1e847f2ce16bf6b0067c4ef51d48b66fe4c2d79941cbdff37b30",
            "size_bytes": 23322299
          }
        }
      ]
    },
    "raspberry-pi-3": {
      "description": "[DEPRECATED \u2014 kept for one release to ease rollback] Original raspi3b setup. Replaced by 'raspberry-pi-3-virt' (see above). qemu_manager.py no longer references this entry; do not add new clients here.",
      "deprecated": true,
      "images": [
        {
          "name": "kernel8.img",
          "asset_id": "kernel8-pi3",
          "sha256": "2f87328ab8d36c266ac0545e59a7eed53841e146a75e0010929d3dafd0209310",
          "size_bytes": 24367616,
          "version": "2026-03-11+raw"
        },
        {
          "name": "bcm2710-rpi-3-b.dtb",
          "asset_id": "dtb-bcm2710-rpi-3-b",
          "sha256": "496fa7723583a0374b5b2e2be997301368d70b411a47bc74a394291c3636ad13",
          "size_bytes": 34687,
          "version": "2026-04-21"
        },
        {
          "name": "raspios-trixie-armhf.img",
          "asset_id": "raspios-trixie-armhf-zst",
          "sha256": "1c5d05449be589fcdbc3283364462d40dd5efbc685e2bd5169fd857a311ff5b0",
          "size_bytes": 5729419264,
          "version": "2026-04-21+ttyAMA1",
          "compressed": {
            "encoding": "zstd",
            "sha256": "2f5e62277cba51bc66f4a2d76666eae34e8ef5a1fbba4169b9f2824830afe115",
            "size_bytes": 1488004697
          }
        }
      ]
    }
  }
}