linux-kernel - Re: [PATCH v2] powerpc/6xx: set High BAT Enable flag on G2

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Message-Id: <170800185782.599237.17634953739221214432.b4-ty@ellerman.id.au>
Date: Thu, 15 Feb 2024 23:57:37 +1100
From: Michael Ellerman <patch-notifications@...erman.id.au>
To: Christophe Leroy <christophe.leroy@...roup.eu>, Matthias Schiffer <matthias.schiffer@...tq-group.com>
Cc: Nicholas Piggin <npiggin@...il.com>, "Aneesh Kumar K.V" <aneesh.kumar@...nel.org>, "Naveen N. Rao" <naveen.n.rao@...ux.ibm.com>, linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org, linux@...tq-group.com
Subject: Re: [PATCH v2] powerpc/6xx: set High BAT Enable flag on G2_LE cores

On Wed, 24 Jan 2024 11:38:38 +0100, Matthias Schiffer wrote:
> MMU_FTR_USE_HIGH_BATS is set for G2_LE cores and derivatives like e300cX,
> but the high BATs need to be enabled in HID2 to work. Add register
> definitions and add the needed setup to __setup_cpu_603.
> 
> This fixes boot on CPUs like the MPC5200B with STRICT_KERNEL_RWX enabled
> on systems where the flag has not been set by the bootloader already.
> 
> [...]

Applied to powerpc/fixes.

[1/1] powerpc/6xx: set High BAT Enable flag on G2_LE cores
      https://git.kernel.org/powerpc/c/a038a3ff8c6582404834852c043dadc73a5b68b4

cheers