Layout Configuration Examples

Minimal MMC Layout

api-version: 1
disklabel: msdos

raw:
  - input-offset: 0
    output-offset: 33kiB
    input:
      filename: u-boot.bin

partitions:
  - type: primary
    filesystem: fat32
    size: 128MiB
    offset: 4MiB
    input:
      - filename: Image
      - filename: oftree
      - filename: bootenv.txt

  - type: primary
    filesystem: ext4
    expand: true
    input:
      - filename: rootfs.tar.gz

Fully Featured eMMC A/B Layout

api-version: 1
disklabel: msdos

mmc:
  boot-partitions:
    enable: 1
    binaries:
      - input-offset: 0
        output-offset: 0
        input:
          filename: barebox.bin
          md5sum: 46b1db79bc81e7af11b29436fb7a2515
          sha256sum: a4d0b0802fc30fbdc987def1975f665190aa35af64fcd9dae26fc1b121c71966

clean:
  - offset: 3840KiB
    size: 64KiB
  - offset: 3960KiB
    size: 64KiB

raw:
  - input-offset: 1kiB
    output-offset: 1kiB
    input:
      filename: barebox.bin
      md5sum: 46b1db79bc81e7af11b29436fb7a2515
      sha256sum: a4d0b0802fc30fbdc987def1975f665190aa35af64fcd9dae26fc1b121c71966

partitions:
  - label: BOOT0
    type: primary
    filesystem: fat32
    size: 64MiB
    offset: 4MiB
    input:
      - filename: zImage
        md5sum: 03d010a6850653344b7120da813ef282
        sha256sum: 545420a94b3e7d92e61d87523fc263f5abe7820b144e5e444f59f345adb87762
      - filename: oftree
        md5sum: a48a06a5c3fbbfb89f0591710ca120c0
        sha256sum: c40b7c2f6e669aea45385eaec60a0af4a7f7a328c0bef6ab2a173bf6143da61e

  - label: BOOT1
    type: primary
    filesystem: fat32
    size: 64MiB
    input:
      - filename: zImage
        md5sum: 03d010a6850653344b7120da813ef282
        sha256sum: 545420a94b3e7d92e61d87523fc263f5abe7820b144e5e444f59f345adb87762
      - filename: oftree
        md5sum: a48a06a5c3fbbfb89f0591710ca120c0
        sha256sum: c40b7c2f6e669aea45385eaec60a0af4a7f7a328c0bef6ab2a173bf6143da61e

  - label: CONFIG
    type: primary
    filesystem: ext4
    size: 192MiB
    input:
      - filename: config-partition.tar.gz

  - label: ROOT0
    type: logical
    filesystem: null
    expand: true
    block-size: 4kiB
    input:
      - filename: rootfs.ext4

  - label: ROOT1
    type: logical
    filesystem: null
    expand: true
    block-size: 4kiB
    input:
      - filename: rootfs.ext4

eMMC Layout With Raw WIC Image As Input

api-version: 1

mmc:
  boot-partitions:
    enable: 1
    binaries:
      - input-offset: 0
        output-offset: 32kiB
        input:
          filename: u-boot.bin
          sha256sum: a4d0b0802fc30fbdc987def1975f665190aa35af64fcd9dae26fc1b121c71966

raw:
  - input-offset: 0
    output-offset: 0
    input:
      filename: phytec-headless-image.wic
      sha256sum: d623a50cd9db0863174d21b640f39f066c2c55ea6b7926d7b5e2f49544b51167