{"id":818577,"url":"http://patchwork.ozlabs.org/api/patches/818577/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/patch/150642402591.3900.544237580736904991.stgit@Misha-PC.lan02.inno/","project":{"id":14,"url":"http://patchwork.ozlabs.org/api/projects/14/?format=json","name":"QEMU Development","link_name":"qemu-devel","list_id":"qemu-devel.nongnu.org","list_email":"qemu-devel@nongnu.org","web_url":"","scm_url":"","webscm_url":"","list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<150642402591.3900.544237580736904991.stgit@Misha-PC.lan02.inno>","list_archive_url":null,"date":"2017-09-26T11:07:06","name":"[32/43] windbg: implemented windbg_set_dr7","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"b6b134d6b8906ab902f45a3f71d0e39128785681","submitter":{"id":71645,"url":"http://patchwork.ozlabs.org/api/people/71645/?format=json","name":"Mikhail Abakumov","email":"mikhail.abakumov@ispras.ru"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/qemu-devel/patch/150642402591.3900.544237580736904991.stgit@Misha-PC.lan02.inno/mbox/","series":[{"id":5104,"url":"http://patchwork.ozlabs.org/api/series/5104/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/list/?series=5104","date":"2017-09-26T11:04:06","name":"Windbg supporting","version":1,"mbox":"http://patchwork.ozlabs.org/series/5104/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/818577/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/818577/checks/","tags":{},"related":[],"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@bilbo.ozlabs.org","Authentication-Results":"ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=nongnu.org\n\t(client-ip=2001:4830:134:3::11; helo=lists.gnu.org;\n\tenvelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n\treceiver=)","Received":["from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11])\n\t(using TLSv1 with cipher AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3y1f4H5b25z9sBZ\n\tfor ;\n\tTue, 26 Sep 2017 21:34:23 +1000 (AEST)","from localhost ([::1]:46831 helo=lists.gnu.org)\n\tby lists.gnu.org with esmtp (Exim 4.71) (envelope-from\n\t)\n\tid 1dwo84-0003md-O9\n\tfor incoming@patchwork.ozlabs.org; Tue, 26 Sep 2017 07:34:20 -0400","from eggs.gnu.org ([2001:4830:134:3::10]:59994)\n\tby lists.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from ) id 1dwnhn-0005UM-El\n\tfor qemu-devel@nongnu.org; Tue, 26 Sep 2017 07:07:17 -0400","from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)\n\t(envelope-from ) id 1dwnhk-0001Vc-Ar\n\tfor qemu-devel@nongnu.org; Tue, 26 Sep 2017 07:07:11 -0400","from mail.ispras.ru ([83.149.199.45]:52276)\n\tby eggs.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from ) id 1dwnhk-0001VT-2y\n\tfor qemu-devel@nongnu.org; Tue, 26 Sep 2017 07:07:08 -0400","from Misha-PC.lan02.inno (unknown [85.142.117.226])\n\tby mail.ispras.ru (Postfix) with ESMTPSA id 6D7845400EF;\n\tTue, 26 Sep 2017 14:07:07 +0300 (MSK)"],"From":"Mihail Abakumov ","To":"qemu-devel@nongnu.org","Date":"Tue, 26 Sep 2017 14:07:06 +0300","Message-ID":"<150642402591.3900.544237580736904991.stgit@Misha-PC.lan02.inno>","In-Reply-To":"<150642384156.3900.3326424823772221077.stgit@Misha-PC.lan02.inno>","References":"<150642384156.3900.3326424823772221077.stgit@Misha-PC.lan02.inno>","User-Agent":"StGit/0.17.1-dirty","MIME-Version":"1.0","Content-Type":"text/plain; charset=\"utf-8\"","Content-Transfer-Encoding":"7bit","X-detected-operating-system":"by eggs.gnu.org: GNU/Linux 3.x [fuzzy]","X-Received-From":"83.149.199.45","Subject":"[Qemu-devel] [PATCH 32/43] windbg: implemented windbg_set_dr7","X-BeenThere":"qemu-devel@nongnu.org","X-Mailman-Version":"2.1.21","Precedence":"list","List-Id":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Cc":"sw@weilnetz.de, lprosek@redhat.com, dovgaluk@ispras.ru,\n\trkagan@virtuozzo.com, pbonzini@redhat.com, den@openvz.org","Errors-To":"qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org","Sender":"\"Qemu-devel\"\n\t"},"content":"Signed-off-by: Mihail Abakumov \nSigned-off-by: Pavel Dovgalyuk \nSigned-off-by: Dmitriy Koltunov \n---\n windbgstub-utils.c | 27 ++++++++++++++++++++++++++-\n 1 file changed, 26 insertions(+), 1 deletion(-)","diff":"diff --git a/windbgstub-utils.c b/windbgstub-utils.c\nindex 58c4c98f04..e33789725e 100755\n--- a/windbgstub-utils.c\n+++ b/windbgstub-utils.c\n@@ -303,7 +303,32 @@ static int windbg_hw_breakpoint_remove(CPUState *cpu, int index)\n }\n \n static void windbg_set_dr7(CPUState *cpu, target_ulong new_dr7)\n-{}\n+{\n+ CPUArchState *env = cpu->env_ptr;\n+ target_ulong old_dr7 = env->dr[7];\n+ int iobpt = 0;\n+ int i;\n+\n+ new_dr7 |= DR7_FIXED_1;\n+ if (new_dr7 == old_dr7) {\n+ return;\n+ }\n+\n+ for (i = 0; i < DR7_MAX_BP; i++) {\n+ if (IS_BP_ENABLED(old_dr7, i) && !IS_BP_ENABLED(new_dr7, i)) {\n+ windbg_hw_breakpoint_remove(cpu, i);\n+ }\n+ }\n+\n+ env->dr[7] = new_dr7;\n+ for (i = 0; i < DR7_MAX_BP; i++) {\n+ if (IS_BP_ENABLED(env->dr[7], i)) {\n+ iobpt |= windbg_hw_breakpoint_insert(cpu, i);\n+ }\n+ }\n+\n+ env->hflags = (env->hflags & ~HF_IOBPT_MASK) | iobpt;\n+}\n \n static void windbg_set_dr(CPUState *cpu, int index, target_ulong value)\n {\n","prefixes":["32/43"]}