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[46.33.159.2]) by mx.google.com with ESMTPSA id e8sm4080359wic.5.2013.05.10.08.12.27 for (version=TLSv1.2 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Fri, 10 May 2013 08:12:28 -0700 (PDT) From: Julien Grall To: xen-devel@lists.xen.org Cc: Stefano.Stabellini@eu.citrix.com, ian.campbell@citrix.com, patches@linaro.org, Julien Grall Subject: [PATCH V4 04/32] xen/arm: Add helpers ioreadl/iowritel Date: Fri, 10 May 2013 16:11:56 +0100 Message-Id: <1368198723-24639-5-git-send-email-julien.grall@linaro.org> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1368198723-24639-1-git-send-email-julien.grall@linaro.org> References: <1368198723-24639-1-git-send-email-julien.grall@linaro.org> X-Gm-Message-State: ALoCoQlmXmdlmrURanAcGhsR+zGeedQG3lz2N7K4FNDXt50Z2hnHqA2mDM8NB/RcCAvBM2K5XN0a X-Original-Sender: julien.grall@linaro.org X-Original-Authentication-Results: mx.google.com; spf=neutral (google.com: 2607:f8b0:400c:c02::229 is neither permitted nor denied by best guess record for domain of patch+caf_=patchwork-forward=linaro.org@linaro.org) smtp.mail=patch+caf_=patchwork-forward=linaro.org@linaro.org Precedence: list Mailing-list: list patchwork-forward@linaro.org; contact patchwork-forward+owners@linaro.org List-ID: X-Google-Group-Id: 836684582541 List-Post: , List-Help: , List-Archive: List-Unsubscribe: , Signed-off-by: Julien Grall --- xen/include/asm-arm/mm.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/xen/include/asm-arm/mm.h b/xen/include/asm-arm/mm.h index 63e1069..3749f44 100644 --- a/xen/include/asm-arm/mm.h +++ b/xen/include/asm-arm/mm.h @@ -171,6 +171,16 @@ static inline void __iomem *ioremap_wc(paddr_t start, size_t len) return ioremap_attr(start, len, PAGE_HYPERVISOR_WC); } +static inline uint32_t ioreadl(const volatile void __iomem *addr) +{ + return (*(volatile uint32_t *)addr); +} + +static inline void iowritel(const volatile void __iomem *addr, uint32_t val) +{ + *(volatile uint32_t *)addr = val; +} + #define mfn_valid(mfn) ({ \ unsigned long __m_f_n = (mfn); \ likely(__m_f_n < max_page); \