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| author | Tom Rini <trini@konsulko.com> | 2017-09-12 12:02:50 -0400 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2017-09-12 12:02:50 -0400 |
| commit | 8a33cb8b6bdf8a35f931fcc3d8aa15254cfc4b23 (patch) | |
| tree | 3eaf43d4936e1b8846f0260d95ba10271ee31a0f /doc | |
| parent | fa6365b7c7cf06f3de0aaf55d1c8cd1e5bb30151 (diff) | |
| parent | 42f43aa25876d1c77002ee5f333ab36dcb01d719 (diff) | |
Merge git://git.denx.de/u-boot-fsl-qoriq
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/uImage.FIT/multi_spl.its | 7 | ||||
| -rw-r--r-- | doc/uImage.FIT/source_file_format.txt | 4 |
2 files changed, 11 insertions, 0 deletions
diff --git a/doc/uImage.FIT/multi_spl.its b/doc/uImage.FIT/multi_spl.its index e5551d42b70..d43563d87a2 100644 --- a/doc/uImage.FIT/multi_spl.its +++ b/doc/uImage.FIT/multi_spl.its @@ -4,6 +4,13 @@ * (Bogus) example FIT image description file demonstrating the usage * of multiple images loaded by the SPL. * Several binaries will be loaded at their respective load addresses. + * + * For booting U-Boot, "firmware" is searched first. If not found, "loadables" + * is used to identify images to be loaded into memory. If falcon boot is + * enabled, "kernel" is searched first. If not found, it falls back to the + * same flow as booting U-Boot. Changing image type will result skipping + * specific image. + * * Finally the one image specifying an entry point will be entered by the SPL. */ diff --git a/doc/uImage.FIT/source_file_format.txt b/doc/uImage.FIT/source_file_format.txt index 136d3d7078e..32825eda8d5 100644 --- a/doc/uImage.FIT/source_file_format.txt +++ b/doc/uImage.FIT/source_file_format.txt @@ -288,6 +288,10 @@ The 'data-offset' property can be substituted with 'data-position', which defines an absolute position or address as the offset. This is helpful when booting U-Boot proper before performing relocation. +Normal kernel FIT image has data embedded within FIT structure. U-Boot image +for SPL boot has external data. Existence of 'data-offset' can be used to +identify which format is used. + 9) Examples ----------- |