From: "Zhang, Jonathan Zhixiong" <zjzhang@codeaurora.org>
To: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <Will.Deacon@arm.com>,
"fu.wei@linaro.org" <fu.wei@linaro.org>,
"al.stone@linaro.org" <al.stone@linaro.org>,
"bp @ alien8 . de Matt Fleming" <matt.fleming@intel.com>,
"rjw@rjwysocki.net" <rjw@rjwysocki.net>,
"ard.biesheuvel@linaro.org" <ard.biesheuvel@linaro.org>,
"leif.lindholm@linaro.org" <leif.lindholm@linaro.org>,
"hanjun.guo@linaro.org" <hanjun.guo@linaro.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linaro-acpi@lists.linaro.org" <linaro-acpi@lists.linaro.org>,
"timur@codeaurora.org" <timur@codeaurora.org>
Subject: Re: [PATCH V8 3/5] arm64: mm: add PROT_DEVICE_nGnRnE and PROT_NORMAL_WT
Date: Tue, 28 Jul 2015 17:20:21 -0700 [thread overview]
Message-ID: <55B81C45.6050903@codeaurora.org> (raw)
In-Reply-To: <20150727091902.GA29945@e104818-lin.cambridge.arm.com>
On 7/27/2015 2:19 AM, Catalin Marinas wrote:
> On Sat, Jul 25, 2015 at 12:51:07AM +0100, Jonathan (Zhixiong) Zhang wrote:
>> From: "Jonathan (Zhixiong) Zhang" <zjzhang@codeaurora.org>
>>
>> UEFI spec 2.5 section 2.3.6.1 defines that EFI_MEMORY_[UC|WC|WT|WB] are
>> possible EFI memory types for AArch64. Each of those EFI memory types
>> is mapped to a corresponding AArch64 memory type. So we need to define
>> PROT_DEVICE_nGnRnE and PROT_NORMWL_WT additionaly.
>>
>> MT_NORMAL_WT is defined, and its encoding is added to MAIR_EL1 when
>> initializing cpu.
>>
>> Change-Id: I20ac71ddf74c17e41769ecbb5f8c60eeefbb398a
>> Signed-off-by: Jonathan (Zhixiong) Zhang <zjzhang@codeaurora.org>
>
> Please drop this Change-Id, it doesn't have any relevance to us.
Yes, will do.
> Otherwise:
>
> Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Thanks, appreciate it.
--
Jonathan (Zhixiong) Zhang
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project
next prev parent reply other threads:[~2015-07-29 0:20 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-24 23:51 [PATCH V8 0/5] map GHES memory region according to EFI memory map Jonathan (Zhixiong) Zhang
2015-07-24 23:51 ` Jonathan (Zhixiong) Zhang
2015-07-24 23:51 ` [PATCH V8 1/5] efi: x86: rearrange efi_mem_attributes() Jonathan (Zhixiong) Zhang
2015-07-24 23:51 ` [PATCH V8 2/5] x86: acpi: implement arch_apei_get_mem_attributes() Jonathan (Zhixiong) Zhang
2015-07-24 23:51 ` [PATCH V8 3/5] arm64: mm: add PROT_DEVICE_nGnRnE and PROT_NORMAL_WT Jonathan (Zhixiong) Zhang
2015-07-27 9:19 ` Catalin Marinas
2015-07-29 0:20 ` Zhang, Jonathan Zhixiong [this message]
2015-07-24 23:51 ` [PATCH V8 4/5] arm64: apei: implement arch_apei_get_mem_attributes() Jonathan (Zhixiong) Zhang
2015-07-27 10:03 ` Catalin Marinas
2015-07-29 0:24 ` Zhang, Jonathan Zhixiong
2015-07-24 23:51 ` [PATCH V8 5/5] acpi, apei: use appropriate pgprot_t to map GHES memory Jonathan (Zhixiong) Zhang
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