linux-kernel - Re: [PATCH] MIPS: jz4740: Bump zload address

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Date:   Mon, 23 Jul 2018 17:48:30 -0700
From:   Paul Burton <paul.burton@...s.com>
To:     Paul Cercueil <paul@...pouillou.net>
Cc:     Ralf Baechle <ralf@...ux-mips.org>,
        James Hogan <jhogan@...nel.org>, linux-mips@...ux-mips.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] MIPS: jz4740: Bump zload address

Hi Paul,

On Sun, Jul 08, 2018 at 05:07:12PM +0200, Paul Cercueil wrote:
> Having the zload address at 0x8060.0000 means the size of the
> uncompressed kernel cannot be bigger than around 6 MiB, as it is
> deflated at address 0x8001.0000.
> 
> This limit is too small; a kernel with some built-in drivers and things
> like debugfs enabled will already be over 6 MiB in size, and so will
> fail to extract properly.
> 
> To fix this, we bump the zload address from 0x8060.0000 to 0x8100.0000.
> 
> This is fine, as all the boards featuring Ingenic JZ SoCs have at least
> 32 MiB of RAM, and use u-boot or compatible bootloaders which won't
> hardcode the load address but read it from the uImage's header.
> 
> Signed-off-by: Paul Cercueil <paul@...pouillou.net>
> ---
>  arch/mips/jz4740/Platform | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Thanks - applied to mips-next for 4.19 (and tested on Ci20).

Paul