From: gregory.clement@free-electrons•com (Gregory CLEMENT)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH v3 02/13] ARM: append ARCH_MULTI_V7_LPAE
Date: Fri, 18 Apr 2014 09:44:40 +0200 [thread overview]
Message-ID: <5350D7E8.4010306@free-electrons.com> (raw)
In-Reply-To: <CAD6h2NQVAKvACysNvrA=7R0BC=X3XWugq9emkYeguARe8=3RNw@mail.gmail.com>
On 18/04/2014 09:40, Haojian Zhuang wrote:
> On 18 April 2014 15:18, Gregory CLEMENT
> <gregory.clement@free-electrons•com> wrote:
>> On 18/04/2014 09:08, Haojian Zhuang wrote:
>>> On 18 April 2014 14:56, Gregory CLEMENT
>>> <gregory.clement@free-electrons•com> wrote:
>>>> Hi Haojian,
>>>>
>>>> On 18/04/2014 08:05, Haojian Zhuang wrote:
>>>>> Add new ARCH_MULTI_V7_LPAE config. It will select ARM_LPAE only both
>>>>> ARCH_MULTI_V6 & ARCH_MULTI_V7 is disabled.
>>>>>
>>>>> ARCH_MULTI_V7 means non-LPAE platform.
>>>>>
>>>>> Signed-off-by: Haojian Zhuang <haojian.zhuang@linaro•org>
>>>>> ---
>>>>> arch/arm/Kconfig | 9 ++++++++-
>>>>> arch/arm/mach-berlin/Kconfig | 2 +-
>>>>> arch/arm/mach-highbank/Kconfig | 2 +-
>>>>> arch/arm/mach-mvebu/Kconfig | 6 +++---
>>>>> arch/arm/mach-omap2/Kconfig | 4 ++--
>>>>> arch/arm/mach-qcom/Kconfig | 2 +-
>>>>> arch/arm/mach-shmobile/Kconfig | 2 +-
>>>>> arch/arm/mach-tegra/Kconfig | 2 +-
>>>>> arch/arm/mach-vexpress/Kconfig | 2 +-
>>>>> 9 files changed, 19 insertions(+), 12 deletions(-)
>>>>>
>>>>> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
>>>>> index ab438cb..9a2214e 100644
>>>>> --- a/arch/arm/Kconfig
>>>>> +++ b/arch/arm/Kconfig
>>>>> @@ -918,12 +918,19 @@ config ARCH_MULTI_V6
>>>>> select CPU_V6K
>>>>>
>>>>> config ARCH_MULTI_V7
>>>>> - bool "ARMv7 based platforms (Cortex-A, PJ4, Scorpion, Krait)"
>>>>> + bool "ARMv7 non-LPAE based platforms (Cortex-A5/A8/A9, PJ4, Scorpion)"
>>>> Actually some PJ4B are also non LPAE capable
>>>>
>>>>
>>>>> default y
>>>>> select ARCH_MULTI_V6_V7
>>>>> select CPU_V7
>>>>> select HAVE_SMP
>>>>>
>>>>> +config ARCH_MULTI_V7_LPAE
>>>>> + bool "ARMv7 LPAE based platforms (Cortex-A7/A12/A15/A17, Brahma-B15, PJ4B, Krait)"
>>>> Only Armada XP is LPAE capable, and and the CPU is not a "simple" PJ4B
>>>> but a PJ4B-MP
>>>
>>> Do you mind that I append CPU_PJ4B_MP?
>>
>> Currently we make no difference in the code between PJ4B and PJ4B-MP.
>> Moreover the ARCH_MULTI_V7_LPAE vs ARCH_MULTI_V7 si done by SoC not by
>> CPU.
>>
>> Maybe I missed something, what is your proposal?
>>
>
> Since they're same between PJ4B & PJ4B-MP, I shouldn't append a new PJ4B_MP.
>
> I'll only use both ARCH_MULTI_V7 & ARCH_MULTI_V7_LPAE as the
> precondition on ARMADA_XP. I'll keep ARCH_MULTI_V7 as the precondition
> on other armada chips in mach-berlin directory.
In mach-mvebu actually
>
> So when multi_v7_lpae_defconfig is appended, only ARMADA_XP is built
> from mach-berlin directory. Is it OK?
ARMADA_XP is in mach-mvebu directory, but beside this typo I am OK :)
By the way I am really happy to have the possibility to build now a
multi_v7_lpae image.
Thanks,
Gregory
>
> Regards
> Haojian
>
--
Gregory Clement, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com
next prev parent reply other threads:[~2014-04-18 7:44 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-18 6:05 [PATCH v3 00/13] enable Hisilicon HiP04 SoC Haojian Zhuang
2014-04-18 6:05 ` [PATCH v3 01/13] ARM: debug: add HiP04 debug uart Haojian Zhuang
2014-04-18 6:05 ` [PATCH v3 02/13] ARM: append ARCH_MULTI_V7_LPAE Haojian Zhuang
2014-04-18 6:56 ` Gregory CLEMENT
2014-04-18 7:08 ` Haojian Zhuang
2014-04-18 7:18 ` Gregory CLEMENT
2014-04-18 7:40 ` Haojian Zhuang
2014-04-18 7:44 ` Gregory CLEMENT [this message]
2014-04-18 6:05 ` [PATCH v3 03/13] ARM: hisi: add ARCH_HISI Haojian Zhuang
2014-04-18 6:05 ` [PATCH v3 04/13] irq: gic: use mask field in GICC_IAR Haojian Zhuang
2014-04-18 6:05 ` [PATCH v3 05/13] irq: gic: support hip04 gic Haojian Zhuang
2014-04-22 10:47 ` Marc Zyngier
2014-04-25 2:52 ` Haojian Zhuang
2014-04-18 6:05 ` [PATCH v3 06/13] ARM: mcpm: support 4 clusters in HiP04 Haojian Zhuang
2014-04-22 3:09 ` Nicolas Pitre
2014-04-18 6:05 ` [PATCH v3 07/13] ARM: hisi: add hip04 SoC support Haojian Zhuang
2014-04-22 4:08 ` Nicolas Pitre
2014-04-25 3:00 ` Haojian Zhuang
2014-04-18 6:05 ` [PATCH v3 08/13] ARM: dts: add hip04-d01 dts file Haojian Zhuang
2014-04-18 6:05 ` [PATCH v3 09/13] ARM: config: append hip04_defconfig Haojian Zhuang
2014-04-18 6:05 ` [PATCH v3 10/13] ARM: config: select ARCH_HISI in hi3xxx_defconfig Haojian Zhuang
2014-04-18 6:05 ` [PATCH v3 11/13] ARM: hisi: enable erratum 798181 of A15 on HiP04 Haojian Zhuang
2014-04-18 6:05 ` [PATCH v3 12/13] ARM: dts: Add PMU support in HiP04 Haojian Zhuang
2014-04-18 6:05 ` [PATCH v3 13/13] virt: arm: support hip04 gic Haojian Zhuang
2014-04-22 12:15 ` Marc Zyngier
2014-04-25 1:16 ` Haojian Zhuang
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