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[81.2.115.148]) by smtp.gmail.com with ESMTPSA id a13sm36896wmj.39.2019.04.29.10.00.38 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 29 Apr 2019 10:00:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:subject:date:message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=Wb8cdfa9Eg5s6gQ+eGcSDonY8jBmo6zWITaft2LP+dI=; b=AxRYUzr9xp5HZfTOCh8LBE+GLlPULMeI9OmJ8bZCEGhHDJ+RKnhdO7TCArlzSN/Ony /Ktd3LUblYXsqFpksyprLI0oRNj+VKe4ufCUcPssA/DWAqtrRvpkLXe71iufj89jHFcw dVqocCBcHvW3iBds8sHseH43xAAFsK03MmhEsg3mmrfByTXyjEbv0vseEPAWNViil9er PWv8apmbohiHfUuTz8AcXyIU9o3o6XKGBb5R8bXjZLbEgRll81zw2HYuLzVwHXoqPh7z x9Cg0alMGh6lxp2SKpsTmrrogxQ7YaYin5oiN6PnOLCbae9/XlgWV1yaxfJvd/pMRMBq i/Ug== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=Wb8cdfa9Eg5s6gQ+eGcSDonY8jBmo6zWITaft2LP+dI=; b=CMWSb5TzqHiH/JvDmKWx/o0rspIedpBv9plA1MCut55U0a1nfPcqBqiSBsGuaAe9hF 2GXkfWcowcwmAo7tNjGgIvMPxltLoP22ZALhZEllya5NYv7WoiOtVti18bRoeuUPh5+y G6yGnGwrrODPhZWn1OzF4Xo1kFiNmWPF78+zPpKPv+qq70jElkBXTjoXxxOb+F96fJr0 kM3g4CjaSv9O/UGXEDwShjfkhfArcEUuvtKpvuQnVQp433jdAILD44R0hYa0H1OP4tj8 eWT4Y+KGBNgbDQlT+LUlgfCw8dMBc+D1k//WSAUBHan18lc5ouhXvKoVF833hThGQmEl Qv0g== X-Gm-Message-State: APjAAAU81BYR8LDRTHyhHYG4F58Y1/YV6xLkkbT4GG2W+33uH2dhg1aA 4CaE1DeyKcLWmWLjVaLifkdOYJeecG0= X-Google-Smtp-Source: APXvYqx+tuZAMeWTmA0tC5iOMcf7MV2sFwWJQmFLJF4Wy27Ihyk+y5CVwLP8fuOdChmeHWxWRxSk9g== X-Received: by 2002:adf:c002:: with SMTP id z2mr42930314wre.177.1556557239207; Mon, 29 Apr 2019 10:00:39 -0700 (PDT) From: Peter Maydell To: qemu-devel@nongnu.org Date: Mon, 29 Apr 2019 17:59:53 +0100 Message-Id: <20190429170030.11323-6-peter.maydell@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190429170030.11323-1-peter.maydell@linaro.org> References: <20190429170030.11323-1-peter.maydell@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a00:1450:4864:20::444 Subject: [Qemu-devel] [PULL 05/42] hw/intc/armv7m_nvic: Allow reading of M-profile MVFR* registers X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" For M-profile the MVFR* ID registers are memory mapped, in the range we implement via the NVIC. Allow them to be read. (If the CPU has no FPU, these registers are defined to be RAZ.) Signed-off-by: Peter Maydell Reviewed-by: Richard Henderson Message-id: 20190416125744.27770-3-peter.maydell@linaro.org --- hw/intc/armv7m_nvic.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/hw/intc/armv7m_nvic.c b/hw/intc/armv7m_nvic.c index ab822f42514..45d72f86bdf 100644 --- a/hw/intc/armv7m_nvic.c +++ b/hw/intc/armv7m_nvic.c @@ -1222,6 +1222,12 @@ static uint32_t nvic_readl(NVICState *s, uint32_t of= fset, MemTxAttrs attrs) return 0; } return cpu->env.v7m.sfar; + case 0xf40: /* MVFR0 */ + return cpu->isar.mvfr0; + case 0xf44: /* MVFR1 */ + return cpu->isar.mvfr1; + case 0xf48: /* MVFR2 */ + return cpu->isar.mvfr2; default: bad_offset: qemu_log_mask(LOG_GUEST_ERROR, "NVIC: Bad read offset 0x%x\n", off= set); --=20 2.20.1