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[209.51.188.17]) by mx.google.com with ESMTPS id s14si3265434ybc.129.2020.07.09.07.13.53 for (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Thu, 09 Jul 2020 07:13:53 -0700 (PDT) Received-SPF: pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; Authentication-Results: mx.google.com; dkim=fail header.i=@linaro.org header.s=google header.b=Wx4Q8ApL; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+patch=linaro.org@nongnu.org"; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: from localhost ([::1]:36784 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jtXJB-0000Em-23 for patch@linaro.org; Thu, 09 Jul 2020 10:13:53 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:50832) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jtXIt-0000CS-L1 for qemu-devel@nongnu.org; Thu, 09 Jul 2020 10:13:35 -0400 Received: from mail-wm1-x344.google.com ([2a00:1450:4864:20::344]:52862) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1jtXIr-0001K6-3c for qemu-devel@nongnu.org; Thu, 09 Jul 2020 10:13:35 -0400 Received: by mail-wm1-x344.google.com with SMTP id q15so1987979wmj.2 for ; Thu, 09 Jul 2020 07:13:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=mziYoPJMSKM1jWfzpm/IJS+/PwzoS5VrAh2yuJs4L08=; b=Wx4Q8ApLdOhGKHMMsOwxI5oQI2isap65v/PDZoSWpAKWJMIjygOHcVXkndbmNR4DHh FKPIxCszkTq+Vu14+NX/AIzK2pxHxSgapj46374SF9xhKglS3H3nTeI7sjD7CqwhWkkf SqMH7U+eyLHhs4Dn6P11MzRnGWi14n0wVwQGmzgGS0Gc9lYVb1ls3veqkwcHOZt9PmMR dRhEyiyQlWpHr9Vkgg6GGJjt1TyNYO2e2i3jOyyPJWL4U9s7uzvXxe021TWKuKLpw1ZI lqBrcxBUe7Qeqt3re+D8tNMDgYRsIzx+famleELpXhoIZEpKrCL96cf/aBDIIplVszeH da5A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=mziYoPJMSKM1jWfzpm/IJS+/PwzoS5VrAh2yuJs4L08=; b=IF1/oBWg0GDpVsO67JeTI0lXKb9fexxX/eGQbb0hLw7p7m6BGs0qI9HljVIi8ts4gH tBOFcTy7k943QM4eU8VHeoFAMbeMoWwb4+voZx/MQ5yXtErgllMEanUPE7YLExbsRrR6 VXYMElO2xAPdRNWlRkKDyAEGkzvaC3Fb8Mxl7rUyFmDpklHsWAhuXm9LO3qb3bMpfCr4 XR4E/45P9nbl2N/qKrQk20bTzxBJ237HFigNSMcPnIM3mD6DeNeqejxsqQRoYha3J1cH xqC9VG5KHha1PAdOAg5hNlsVm2nYv5RVriBDqNHEhlLEOkO1pHI1UuagbR6R+xVoJ/a8 AgpQ== X-Gm-Message-State: AOAM532vVqebKiob0W7LtKteM4tMiLIj/8DmI7pBfJvduS57HQKHHN6u aJAOsC9Js161TQZkbPZyr507Hw== X-Received: by 2002:a1c:1bc6:: with SMTP id b189mr214566wmb.166.1594304011717; Thu, 09 Jul 2020 07:13:31 -0700 (PDT) Received: from zen.linaroharston ([51.148.130.216]) by smtp.gmail.com with ESMTPSA id k185sm5002369wmk.47.2020.07.09.07.13.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 09 Jul 2020 07:13:28 -0700 (PDT) Received: from zen.lan (localhost [127.0.0.1]) by zen.linaroharston (Postfix) with ESMTP id A3B981FF8F; Thu, 9 Jul 2020 15:13:27 +0100 (BST) From: =?utf-8?q?Alex_Benn=C3=A9e?= To: qemu-devel@nongnu.org Subject: [PATCH v1 03/13] docs: Add to gdbstub documentation the PhyMemMode Date: Thu, 9 Jul 2020 15:13:17 +0100 Message-Id: <20200709141327.14631-4-alex.bennee@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200709141327.14631-1-alex.bennee@linaro.org> References: <20200709141327.14631-1-alex.bennee@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::344; envelope-from=alex.bennee@linaro.org; helo=mail-wm1-x344.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: fam@euphon.net, berrange@redhat.com, robert.foley@linaro.org, =?utf-8?q?Alex_Benn=C3=A9e?= , richard.henderson@linaro.org, f4bug@amsat.org, robhenry@microsoft.com, aaron@os.amperecomputing.com, cota@braap.org, kuhn.chenqun@huawei.com, peter.puhov@linaro.org, aurelien@aurel32.net, Jon Doron Errors-To: qemu-devel-bounces+patch=linaro.org@nongnu.org Sender: "Qemu-devel" From: Jon Doron The PhyMemMode gdb extension command was missing from the gdb.rst document. Signed-off-by: Jon Doron Signed-off-by: Alex Bennée Message-Id: <20200601171609.1665397-1-arilou@gmail.com> --- docs/system/gdb.rst | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) -- 2.20.1 Reviewed-by: Philippe Mathieu-Daudé diff --git a/docs/system/gdb.rst b/docs/system/gdb.rst index a40145fcf849..abda961e2b49 100644 --- a/docs/system/gdb.rst +++ b/docs/system/gdb.rst @@ -87,3 +87,23 @@ three commands you can query and set the single step behavior: (gdb) maintenance packet Qqemu.sstep=0x5 sending: "qemu.sstep=0x5" received: "OK" + + +Another feature that QEMU gdbstub provides is to toggle the memory GDB +works with, by default GDB will show the current process memory respecting +the virtual address translation. + +If you want to examine/change the physical memory you can set the gdbstub +to work with the physical memory rather with the virtual one. + +The memory mode can be checked by sending the following command: + +``maintenance packet qqemu.PhyMemMode`` + This will return either 0 or 1, 1 indicates you are currently in the + physical memory mode. + +``maintenance packet Qqemu.PhyMemMode:1`` + This will change the memory mode to physical memory. + +``maintenance packet Qqemu.PhyMemMode:0`` + This will change it back to normal memory mode.