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Diffstat (limited to 'docs')
| -rw-r--r-- | docs/reducing_ec_image_size.md | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/docs/reducing_ec_image_size.md b/docs/reducing_ec_image_size.md index 97bcb6a37a..58ed66e25c 100644 --- a/docs/reducing_ec_image_size.md +++ b/docs/reducing_ec_image_size.md @@ -117,12 +117,19 @@ The Cmake system utilized by Zephyr provides two build targets `rom_report` and This can be useful for identifying particular modules that contribute to the image size. +The `rom_report` and `ram_report` targets are currently only supported when +working outside the chroot. Follow the [instructions][1] for building zephyr-ec +images outside chroot before running the commands below. + ``` -# Build herobrine image -$ zmake build herobrine +# Configure the Herobrine zephyr project, storing the build files in /tmp/zephyr-herobrine +$ zmake configure -B /tmp/zephyr-herobrine herobrine + +# Build the RO image +$ ninja -C /tmp/zephyr-herobrine/herobrine/build-ro # Generate the ROM report, report sent to stdout -$ ninja -C build/zephyr/herobrine/build-ro rom_report +$ ninja -C /tmp/zephyr-herobrine/herobrine/build-ro rom_report ``` Please refer to the [Zephyr Optimization Tools][3] documentation for details on |