{"id":818552,"url":"http://patchwork.ozlabs.org/api/patches/818552/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/patch/150642399737.3900.1716001759435650556.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":"<150642399737.3900.1716001759435650556.stgit@Misha-PC.lan02.inno>","list_archive_url":null,"date":"2017-09-26T11:06:37","name":"[27/43] windbg: implemented windbg_write_context","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"e7914c9ee675e00838a1201f0b01c12e95856a85","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/150642399737.3900.1716001759435650556.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/818552/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/818552/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 3y1djb5qqYz9tXP\n\tfor ;\n\tTue, 26 Sep 2017 21:18:11 +1000 (AEST)","from localhost ([::1]:46756 helo=lists.gnu.org)\n\tby lists.gnu.org with esmtp (Exim 4.71) (envelope-from\n\t)\n\tid 1dwnsP-0006Ns-SL\n\tfor incoming@patchwork.ozlabs.org; Tue, 26 Sep 2017 07:18:09 -0400","from eggs.gnu.org ([2001:4830:134:3::10]:59782)\n\tby lists.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from ) id 1dwnhM-00058p-TA\n\tfor qemu-devel@nongnu.org; Tue, 26 Sep 2017 07:06:48 -0400","from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)\n\t(envelope-from ) id 1dwnhI-0001Jf-Gb\n\tfor qemu-devel@nongnu.org; Tue, 26 Sep 2017 07:06:44 -0400","from mail.ispras.ru ([83.149.199.45]:52166)\n\tby eggs.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from ) id 1dwnhI-0001JK-44\n\tfor qemu-devel@nongnu.org; Tue, 26 Sep 2017 07:06:40 -0400","from Misha-PC.lan02.inno (unknown [85.142.117.226])\n\tby mail.ispras.ru (Postfix) with ESMTPSA id EAB2D5400DB;\n\tTue, 26 Sep 2017 14:06:38 +0300 (MSK)"],"From":"Mihail Abakumov ","To":"qemu-devel@nongnu.org","Date":"Tue, 26 Sep 2017 14:06:37 +0300","Message-ID":"<150642399737.3900.1716001759435650556.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 27/43] windbg: implemented windbg_write_context","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 | 207 ++++++++++++++++++++++++++++++++++++++++++++++++++++\n 1 file changed, 207 insertions(+)","diff":"diff --git a/windbgstub-utils.c b/windbgstub-utils.c\nindex 23bf4be9f0..73ff98dfbc 100755\n--- a/windbgstub-utils.c\n+++ b/windbgstub-utils.c\n@@ -277,6 +277,12 @@ typedef struct KDData {\n \n static KDData *kd;\n \n+static void windbg_set_dr(CPUState *cpu, int index, target_ulong value)\n+{}\n+\n+static void windbg_set_sr(CPUState *cpu, int sr, uint16_t selector)\n+{}\n+\n static int windbg_read_context(CPUState *cpu, uint8_t *buf, int len,\n int offset)\n {\n@@ -374,7 +380,208 @@ static int windbg_read_context(CPUState *cpu, uint8_t *buf, int len,\n static int windbg_write_context(CPUState *cpu, uint8_t *buf, int len,\n int offset)\n {\n+ #ifdef TARGET_X86_64 /*Unimplemented yet */\n+ return 0;\n+ #else\n+\n+ CPUArchState *env = cpu->env_ptr;\n+ int mem_size, i, tmp;\n+ uint8_t *mem_ptr = buf;\n+\n+ while (len > 0 && offset < sizeof(CPU_CONTEXT)) {\n+ mem_size = 1;\n+ switch (offset) {\n+\n+ case offsetof(CPU_CONTEXT, ContextFlags):\n+ mem_size = sizeof_field(CPU_CONTEXT, ContextFlags);\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, Dr0):\n+ mem_size = sizeof_field(CPU_CONTEXT, Dr0);\n+ windbg_set_dr(cpu, 0, ldtul_p(buf + offset));\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, Dr1):\n+ mem_size = sizeof_field(CPU_CONTEXT, Dr1);\n+ windbg_set_dr(cpu, 1, ldtul_p(buf + offset));\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, Dr2):\n+ mem_size = sizeof_field(CPU_CONTEXT, Dr2);\n+ windbg_set_dr(cpu, 2, ldtul_p(buf + offset));\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, Dr3):\n+ mem_size = sizeof_field(CPU_CONTEXT, Dr3);\n+ windbg_set_dr(cpu, 3, ldtul_p(buf + offset));\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, Dr6):\n+ mem_size = sizeof_field(CPU_CONTEXT, Dr6);\n+ windbg_set_dr(cpu, 6, ldtul_p(buf + offset));\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, Dr7):\n+ mem_size = sizeof_field(CPU_CONTEXT, Dr7);\n+ windbg_set_dr(cpu, 7, ldtul_p(buf + offset));\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, FloatSave.ControlWord):\n+ mem_size = sizeof_field(CPU_CONTEXT, FloatSave.ControlWord);\n+ cpu_set_fpuc(env, ldl_p(buf + offset));\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, FloatSave.StatusWord):\n+ mem_size = sizeof_field(CPU_CONTEXT, FloatSave.StatusWord);\n+ tmp = ldl_p(buf + offset);\n+ env->fpstt = (tmp >> 11) & 7;\n+ env->fpus = tmp & ~0x3800;\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, FloatSave.TagWord):\n+ mem_size = sizeof_field(CPU_CONTEXT, FloatSave.TagWord);\n+ tmp = ldl_p(buf + offset);\n+ for (i = 0; i < 8; ++i) {\n+ env->fptags[i] = !((tmp >> i) & 1);\n+ }\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, FloatSave.ErrorOffset):\n+ mem_size = sizeof_field(CPU_CONTEXT, FloatSave.ErrorOffset);\n+ UINT32_P(&env->fpip)[0] = ldl_p(buf + offset);\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, FloatSave.ErrorSelector):\n+ mem_size = sizeof_field(CPU_CONTEXT, FloatSave.ErrorSelector);\n+ UINT32_P(&env->fpip)[1] = ldl_p(buf + offset);\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, FloatSave.DataOffset):\n+ mem_size = sizeof_field(CPU_CONTEXT, FloatSave.DataOffset);\n+ UINT32_P(&env->fpdp)[0] = ldl_p(buf + offset);\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, FloatSave.DataSelector):\n+ mem_size = sizeof_field(CPU_CONTEXT, FloatSave.DataSelector);\n+ UINT32_P(&env->fpdp)[1] = ldl_p(buf + offset);\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, FloatSave.RegisterArea):\n+ mem_size = sizeof_field(CPU_CONTEXT, FloatSave.RegisterArea);\n+ for (i = 0; i < 8; ++i) {\n+ memcpy(PTR(env->fpregs[i]), mem_ptr + i * 10, 10);\n+ }\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, FloatSave.Cr0NpxState):\n+ mem_size = sizeof_field(CPU_CONTEXT, FloatSave.Cr0NpxState);\n+ env->xcr0 = ldl_p(buf + offset);\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, SegGs):\n+ mem_size = sizeof_field(CPU_CONTEXT, SegGs);\n+ windbg_set_sr(cpu, R_GS, lduw_p(buf + offset));\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, SegFs):\n+ mem_size = sizeof_field(CPU_CONTEXT, SegFs);\n+ windbg_set_sr(cpu, R_FS, lduw_p(buf + offset));\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, SegEs):\n+ mem_size = sizeof_field(CPU_CONTEXT, SegEs);\n+ windbg_set_sr(cpu, R_ES, lduw_p(buf + offset));\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, SegDs):\n+ mem_size = sizeof_field(CPU_CONTEXT, SegDs);\n+ windbg_set_sr(cpu, R_DS, lduw_p(buf + offset));\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, Edi):\n+ mem_size = sizeof_field(CPU_CONTEXT, Edi);\n+ env->regs[R_EDI] = ldl_p(buf + offset);\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, Esi):\n+ mem_size = sizeof_field(CPU_CONTEXT, Esi);\n+ env->regs[R_ESI] = ldl_p(buf + offset);\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, Ebx):\n+ mem_size = sizeof_field(CPU_CONTEXT, Ebx);\n+ env->regs[R_EBX] = ldl_p(buf + offset);\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, Edx):\n+ mem_size = sizeof_field(CPU_CONTEXT, Edx);\n+ env->regs[R_EDX] = ldl_p(buf + offset);\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, Ecx):\n+ mem_size = sizeof_field(CPU_CONTEXT, Ecx);\n+ env->regs[R_ECX] = ldl_p(buf + offset);\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, Eax):\n+ mem_size = sizeof_field(CPU_CONTEXT, Eax);\n+ env->regs[R_EAX] = ldl_p(buf + offset);\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, Ebp):\n+ mem_size = sizeof_field(CPU_CONTEXT, Ebp);\n+ env->regs[R_EBP] = ldl_p(buf + offset);\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, Eip):\n+ mem_size = sizeof_field(CPU_CONTEXT, Eip);\n+ env->eip = ldl_p(buf + offset);\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, SegCs):\n+ mem_size = sizeof_field(CPU_CONTEXT, SegCs);\n+ windbg_set_sr(cpu, R_CS, lduw_p(buf + offset));\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, EFlags):\n+ mem_size = sizeof_field(CPU_CONTEXT, EFlags);\n+ env->eflags = ldl_p(buf + offset);\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, Esp):\n+ mem_size = sizeof_field(CPU_CONTEXT, Esp);\n+ env->regs[R_ESP] = ldl_p(buf + offset);\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, SegSs):\n+ mem_size = sizeof_field(CPU_CONTEXT, SegSs);\n+ windbg_set_sr(cpu, R_SS, lduw_p(buf + offset));\n+ break;\n+\n+ case offsetof(CPU_CONTEXT, ExtendedRegisters):\n+ mem_size = sizeof_field(CPU_CONTEXT, ExtendedRegisters);\n+\n+ uint8_t *ptr = mem_ptr + 160;\n+ for (i = 0; i < 8; ++i, ptr += 16) {\n+ env->xmm_regs[i].ZMM_Q(0) = ldl_p(ptr);\n+ env->xmm_regs[i].ZMM_Q(1) = ldl_p(ptr + 8);\n+ }\n+\n+ cpu_set_mxcsr(env, ldl_p(mem_ptr + 24));\n+ break;\n+\n+ default:\n+ WINDBG_ERROR(\"write_context: Unknown offset %d\", offset);\n+ return -1;\n+ }\n+\n+ mem_ptr += mem_size;\n+ offset += mem_size;\n+ len -= mem_size;\n+ }\n+\n return 0;\n+ #endif\n }\n \n static int windbg_read_ks_regs(CPUState *cpu, uint8_t *buf, int len,\n","prefixes":["27/43"]}