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[81.231.233.234]) by smtp.gmail.com with ESMTPSA id c62sm6472799wmd.1.2016.06.03.06.29.17 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 03 Jun 2016 06:29:17 -0700 (PDT) From: "Edgar E. Iglesias" To: xen-devel@lists.xen.org Date: Fri, 3 Jun 2016 15:29:06 +0200 Message-Id: <1464960552-6645-2-git-send-email-edgar.iglesias@gmail.com> X-Mailer: git-send-email 2.5.0 In-Reply-To: <1464960552-6645-1-git-send-email-edgar.iglesias@gmail.com> References: <1464960552-6645-1-git-send-email-edgar.iglesias@gmail.com> Cc: edgar.iglesias@xilinx.com, julien.grall@arm.com, sstabellini@kernel.org Subject: [Xen-devel] [RFC for-4.8 v2 1/7] xen/arm: Add MATTR_MEM_NC for normal non-cacheable memory X-BeenThere: xen-devel@lists.xen.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: "Edgar E. Iglesias" Add the MATTR_MEM_NC macro describing normal non-cacheable memory. Signed-off-by: Edgar E. Iglesias --- xen/arch/arm/p2m.c | 1 + xen/include/asm-arm/page.h | 1 + 2 files changed, 2 insertions(+) diff --git a/xen/arch/arm/p2m.c b/xen/arch/arm/p2m.c index 838d004..0f1e1b1 100644 --- a/xen/arch/arm/p2m.c +++ b/xen/arch/arm/p2m.c @@ -343,6 +343,7 @@ static lpae_t mfn_to_p2m_entry(unsigned long mfn, unsigned int mattr, e.p2m.sh = LPAE_SH_INNER; break; + case MATTR_MEM_NC: case MATTR_DEV: e.p2m.sh = LPAE_SH_OUTER; break; diff --git a/xen/include/asm-arm/page.h b/xen/include/asm-arm/page.h index a94e978..45d2e2c 100644 --- a/xen/include/asm-arm/page.h +++ b/xen/include/asm-arm/page.h @@ -73,6 +73,7 @@ * */ #define MATTR_DEV 0x1 +#define MATTR_MEM_NC 0x5 #define MATTR_MEM 0xf /* Flags for get_page_from_gva, gvirt_to_maddr etc */