From: Tom Rini <trini@konsulko.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [RFC/RFT PATCH v3 3/3] image: Add compressed Image parsing support in booti.
Date: Thu, 7 Nov 2019 17:22:40 -0500 [thread overview]
Message-ID: <20191107222240.GQ19317@bill-the-cat> (raw)
In-Reply-To: <20191106221522.28246-4-atish.patra@wdc.com>
On Wed, Nov 06, 2019 at 02:15:22PM -0800, Atish Patra wrote:
> Add compressed Image parsing support so that booti can parse both
> flat and compressed Image to boot Linux. Currently, it is difficult
> to calculate a safe address for every board where the compressed
> image can be decompressed. It is also not possible to figure out the
> size of the compressed file as well. Thus, user need to set two
> additional environment variables kernel_comp_addr_r and filesize to
> make this work.
>
> Following compression methods are supported for now.
> lzma, lzo, bzip2, gzip.
>
> lz4 support is not added as ARM64 kernel generates a lz4 compressed
> image with legacy header which U-Boot doesn't know how to parse and
> decompress.
>
> Tested on HiFive Unleashed and Qemu for RISC-V.
> Tested on Qemu for ARM64.
>
> Signed-off-by: Atish Patra <atish.patra@wdc.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
--
Tom
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next prev parent reply other threads:[~2019-11-07 22:22 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-06 22:15 [U-Boot] [RFC/RFT PATCH v3 0/3] Add compressed Image booting support Atish Patra
2019-11-06 22:15 ` [U-Boot] [RFC/RFT PATCH v3 1/3] lib: kconfig: Add option to set BZIP2 compression method Atish Patra
2019-11-07 22:22 ` Tom Rini
2019-11-06 22:15 ` [U-Boot] [RFC/RFT PATCH v3 2/3] image: Add a common compression type detection function Atish Patra
2019-11-07 22:22 ` Tom Rini
2019-11-06 22:15 ` [U-Boot] [RFC/RFT PATCH v3 3/3] image: Add compressed Image parsing support in booti Atish Patra
2019-11-07 22:22 ` Tom Rini [this message]
2019-11-09 0:09 ` Atish Patra
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