[U-Boot] [U-Boot, v2, 1/2] image: android: allow booting lz4-compressed kernels

[Tom Rini]

On Mon, Apr 08, 2019 at 05:35:27PM +0200, Eugeniu Rosca wrote:

> According to Android image format [1], kernel image resides at 1 page
> offset from the boot image address. Grab the magic number from there
> and allow U-Boot to handle LZ4-compressed KNL binaries instead of
> hardcoding compression type to IH_COMP_NONE. Other compression types,
> if needed, can be added later.
> 
> Tested on H3ULCB-KF using the image detailed in [2].
> 
> [1] Excerpt from include/android_image.h
>     +-----------------+
>     | boot header     | 1 page
>     +-----------------+
>     | kernel          | n pages
>     +-----------------+
>     | ramdisk         | m pages
>     +-----------------+
>     | second stage    | o pages
>     +-----------------+
> 
> [2] => iminfo 4c000000
>     ## Checking Image at 4c000000 ...
>     Android image found
>     kernel size:      85b9d1
>     kernel address:   48080000
>     ramdisk size:     54ddbc
>     ramdisk addrress: 4a180000
>     second size:      0
>     second address:   48000800
>     tags address:     48000100
>     page size:        800
>     os_version:       1200012a (ver: 0.9.0, level: 2018.10)
>     name:
>     cmdline:          buildvariant=userdebug
> 
> Signed-off-by: Eugeniu Rosca <erosca at de.adit-jv.com>

Applied to u-boot/master, thanks!

-- 
Tom
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