linux-kernel - Re: [PATCH] powerpc/8xx: Fix early debug when SMC1 is relocated

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Date:   Tue, 15 Dec 2020 21:48:55 +1100 (AEDT)
From:   Michael Ellerman <patch-notifications@...erman.id.au>
To:     Christophe Leroy <christophe.leroy@...roup.eu>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Michael Ellerman <mpe@...erman.id.au>
Cc:     linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH] powerpc/8xx: Fix early debug when SMC1 is relocated

On Fri, 4 Dec 2020 10:11:34 +0000 (UTC), Christophe Leroy wrote:
> When SMC1 is relocated and early debug is selected, the
> board hangs is ppc_md.setup_arch(). This is because ones
> the microcode has been loaded and SMC1 relocated, early
> debug writes in the weed.
> 
> To allow smooth continuation, the SMC1 parameter RAM set up
> by the bootloader have to be copied into the new location.

Applied to powerpc/next.

[1/1] powerpc/8xx: Fix early debug when SMC1 is relocated
      https://git.kernel.org/powerpc/c/1e78f723d6a52966bfe3804209dbf404fdc9d3bb

cheers