{"id":818547,"url":"http://patchwork.ozlabs.org/api/patches/818547/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/patch/150642392471.3900.18243723823459989509.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":"<150642392471.3900.18243723823459989509.stgit@Misha-PC.lan02.inno>","list_archive_url":null,"date":"2017-09-26T11:05:24","name":"[14/43] windbg: init DBGKD_ANY_WAIT_STATE_CHANGE","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"f611e617733a6ed0316e589927cc438495a37dd7","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/150642392471.3900.18243723823459989509.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/818547/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/818547/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 3y1dfK25VSz9tXb\n\tfor ;\n\tTue, 26 Sep 2017 21:15:21 +1000 (AEST)","from localhost ([::1]:46741 helo=lists.gnu.org)\n\tby lists.gnu.org with esmtp (Exim 4.71) (envelope-from\n\t)\n\tid 1dwnpf-0003pN-9F\n\tfor incoming@patchwork.ozlabs.org; Tue, 26 Sep 2017 07:15:19 -0400","from eggs.gnu.org ([2001:4830:134:3::10]:59334)\n\tby lists.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from ) id 1dwng9-0003zt-3p\n\tfor qemu-devel@nongnu.org; Tue, 26 Sep 2017 07:05:33 -0400","from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)\n\t(envelope-from ) id 1dwng7-0000of-JU\n\tfor qemu-devel@nongnu.org; Tue, 26 Sep 2017 07:05:29 -0400","from mail.ispras.ru ([83.149.199.45]:51876)\n\tby eggs.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from ) id 1dwng6-0000oI-VR\n\tfor qemu-devel@nongnu.org; Tue, 26 Sep 2017 07:05:27 -0400","from Misha-PC.lan02.inno (unknown [85.142.117.226])\n\tby mail.ispras.ru (Postfix) with ESMTPSA id 45DCB5400A6;\n\tTue, 26 Sep 2017 14:05:26 +0300 (MSK)"],"From":"Mihail Abakumov ","To":"qemu-devel@nongnu.org","Date":"Tue, 26 Sep 2017 14:05:24 +0300","Message-ID":"<150642392471.3900.18243723823459989509.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 14/43] windbg: init DBGKD_ANY_WAIT_STATE_CHANGE","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":"Added function for init DBGKD_ANY_WAIT_STATE_CHANGE. It is a header of 'state change' packets.\n\n\nSigned-off-by: Mihail Abakumov \nSigned-off-by: Pavel Dovgalyuk \nSigned-off-by: Dmitriy Koltunov \n---\n include/exec/windbgstub-utils.h | 8 +++++\n windbgstub-utils.c | 57 +++++++++++++++++++++++++++++++++++++++\n 2 files changed, 65 insertions(+)","diff":"diff --git a/include/exec/windbgstub-utils.h b/include/exec/windbgstub-utils.h\nindex 63df5e339c..cf2996d8cb 100755\n--- a/include/exec/windbgstub-utils.h\n+++ b/include/exec/windbgstub-utils.h\n@@ -62,6 +62,14 @@\n _t; \\\n })\n \n+#if TARGET_LONG_BITS == 64\n+# define sttul_p(p, v) stq_p(p, v)\n+# define ldtul_p(p) ldq_p(p)\n+#else\n+# define sttul_p(p, v) stl_p(p, v)\n+# define ldtul_p(p) ldl_p(p)\n+#endif\n+\n typedef struct InitedAddr {\n target_ulong addr;\n bool is_init;\ndiff --git a/windbgstub-utils.c b/windbgstub-utils.c\nindex 662096647e..60f6705f7c 100755\n--- a/windbgstub-utils.c\n+++ b/windbgstub-utils.c\n@@ -14,9 +14,13 @@\n #ifdef TARGET_X86_64\n # define OFFSET_SELF_PCR 0x18\n # define OFFSET_VERS 0x108\n+# define OFFSET_KPRCB 0x20\n+# define OFFSET_KPRCB_CURRTHREAD 0x8\n #else\n # define OFFSET_SELF_PCR 0x1C\n # define OFFSET_VERS 0x34\n+# define OFFSET_KPRCB 0x20\n+# define OFFSET_KPRCB_CURRTHREAD 0x4\n #endif\n \n typedef struct KDData {\n@@ -26,6 +30,59 @@ typedef struct KDData {\n \n static KDData *kd;\n \n+static void kd_breakpoint_remove_range(CPUState *cpu, target_ulong base,\n+ target_ulong limit)\n+{}\n+\n+__attribute__ ((unused)) /* unused yet */\n+static void kd_init_state_change(CPUState *cpu,\n+ DBGKD_ANY_WAIT_STATE_CHANGE *sc)\n+{\n+ CPUArchState *env = cpu->env_ptr;\n+ DBGKD_CONTROL_REPORT *cr = &sc->ControlReport;\n+ int err = 0;\n+\n+ /* T0D0: HEADER */\n+\n+ sc->Processor = 0;\n+\n+ sc->NumberProcessors = 0;\n+ CPUState *cpu_tmp;\n+ CPU_FOREACH(cpu_tmp) {\n+ sc->NumberProcessors++;\n+ }\n+ sc->NumberProcessors = ldl_p(&sc->NumberProcessors);\n+\n+ target_ulong KPRCB = READ_VMEM(cpu, kd->KPCR.addr +\n+ OFFSET_KPRCB, target_ulong);\n+ sc->Thread = READ_VMEM(cpu, KPRCB + OFFSET_KPRCB_CURRTHREAD,\n+ target_ulong);\n+ sc->Thread = ldtul_p(&sc->Thread);\n+ sc->ProgramCounter = ldtul_p(&env->eip);\n+\n+ /* T0D0: CONTROL REPORT */\n+\n+ cr->Dr6 = ldtul_p(&env->dr[6]);\n+ cr->Dr7 = ldtul_p(&env->dr[7]);\n+ cr->ReportFlags = REPORT_INCLUDES_SEGS | REPORT_STANDARD_CS;\n+ cr->ReportFlags = lduw_p(&cr->ReportFlags);\n+ cr->SegCs = lduw_p(&env->segs[R_CS].selector);\n+ cr->SegDs = lduw_p(&env->segs[R_DS].selector);\n+ cr->SegEs = lduw_p(&env->segs[R_ES].selector);\n+ cr->SegFs = lduw_p(&env->segs[R_FS].selector);\n+ cr->EFlags = ldl_p(&env->eflags);\n+\n+ err = cpu_memory_rw_debug(cpu, sc->ProgramCounter,\n+ PTR(cr->InstructionStream[0]),\n+ DBGKD_MAXSTREAM, 0);\n+ if (!err) {\n+ cr->InstructionCount = DBGKD_MAXSTREAM;\n+ cr->InstructionCount = lduw_p(&cr->InstructionCount);\n+ kd_breakpoint_remove_range(cpu, sc->ProgramCounter,\n+ sc->ProgramCounter + DBGKD_MAXSTREAM);\n+ }\n+}\n+\n bool windbg_on_load(void)\n {\n CPUState *cpu = qemu_get_cpu(0);\n","prefixes":["14/43"]}