From: Michael Ellerman <patch-notifications@ellerman.id.au>
To: Alistair Popple <alistair@popple.id.au>, linuxppc-dev@lists.ozlabs.org
Cc: stewart@linux.vnet.ibm.com, aneesh.kumar@linux.vnet.ibm.com,
Alistair Popple <alistair@popple.id.au>
Subject: Re: [v3] powerpc/powernv: Initialise nest mmu
Date: Wed, 1 Feb 2017 12:05:32 +1100 (AEDT) [thread overview]
Message-ID: <3vClL43Sr7z9tk2@ozlabs.org> (raw)
In-Reply-To: <1481683011-12819-1-git-send-email-alistair@popple.id.au>
On Wed, 2016-12-14 at 02:36:51 UTC, Alistair Popple wrote:
> POWER9 contains an off core mmu called the nest mmu (NMMU). This is
> used by other hardware units on the chip to translate virtual
> addresses into real addresses. The unit attempting an address
> translation provides the majority of the context required for the
> translation request except for the base address of the partition table
> (ie. the PTCR) which needs to be programmed into the NMMU.
>
> This patch adds a call to OPAL to set the PTCR for the nest mmu in
> opal_init().
>
> Signed-off-by: Alistair Popple <alistair@popple.id.au>
Applied to powerpc next, thanks.
https://git.kernel.org/powerpc/c/1d0761d2557d1540727723e4f05395
cheers
prev parent reply other threads:[~2017-02-01 1:05 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-14 2:36 [PATCH v3] powerpc/powernv: Initialise nest mmu Alistair Popple
2016-12-16 5:28 ` Alistair Popple
2017-02-01 1:05 ` Michael Ellerman [this message]
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