linux-kernel - Re: Trying to kexec on Allwinner A80

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Message-ID: <20200406091600.GF25745@shell.armlinux.org.uk>
Date:   Mon, 6 Apr 2020 10:16:00 +0100
From:   Russell King - ARM Linux admin <linux@...linux.org.uk>
To:     Corentin Labbe <clabbe.montjoie@...il.com>
Cc:     ebiederm@...ssion.com, kexec@...ts.infradead.org, wens@...e.org,
        linux-arm-kernel@...ts.infradead.org, mripard@...nel.org,
        linux-kernel@...r.kernel.org
Subject: Re: Trying to kexec on Allwinner A80

On Mon, Apr 06, 2020 at 10:27:20AM +0200, Corentin Labbe wrote:
> Hello
> 
> I am trying to add the last missing Allwinner Soc in kernelci: the A80.
> But this SoC does not have any way to be used in kernelci, no USB nor network in uboot.
> So I have tried to fake uboot since the kernel has network support and run the new kernel via kexec.
> 
> But kexec 2.0.18 fail to work:
> kexec --force /tmp/kernel --initrd /tmp/ramdisk --dtb /tmp/dtb --command-line='console=ttyS0,115200n8 root=/dev/ram0 earlycon=uart,mmio32,0x7000000 ip=dhcp'

What happens if you omit the dtb argument?

-- 
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