From nobody Tue Feb 10 20:14:17 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (208.118.235.17 [208.118.235.17]) by mx.zohomail.com with SMTPS id 1508248135379282.2144232165896; Tue, 17 Oct 2017 06:48:55 -0700 (PDT) Received: from localhost ([::1]:39498 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1e4SEj-0001mA-Je for importer@patchew.org; Tue, 17 Oct 2017 09:48:49 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:34899) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1e4Rfj-0005eP-Jz for qemu-devel@nongnu.org; Tue, 17 Oct 2017 09:12:40 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1e4Rfe-0007MS-Vp for qemu-devel@nongnu.org; Tue, 17 Oct 2017 09:12:39 -0400 Received: from mail.ispras.ru ([83.149.199.45]:57378) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1e4Rfe-0007Hy-Jq for qemu-devel@nongnu.org; Tue, 17 Oct 2017 09:12:34 -0400 Received: from Misha-PC.lan02.inno (unknown [85.142.117.226]) by mail.ispras.ru (Postfix) with ESMTPSA id 66C3E54006B; Tue, 17 Oct 2017 16:12:28 +0300 (MSK) From: Mihail Abakumov To: qemu-devel@nongnu.org Date: Tue, 17 Oct 2017 16:12:26 +0300 Message-ID: <150824594587.6816.3941059152860779884.stgit@Misha-PC.lan02.inno> In-Reply-To: <150824572545.6816.5099701189660002212.stgit@Misha-PC.lan02.inno> References: <150824572545.6816.5099701189660002212.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: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 83.149.199.45 Subject: [Qemu-devel] [PATCH v2 38/43] windbg: implemented kd_api_read_physical_memory and kd_api_write_physical_memory 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: , Cc: sw@weilnetz.de, lprosek@redhat.com, dovgaluk@ispras.ru, rkagan@virtuozzo.com, pbonzini@redhat.com, den@openvz.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Signed-off-by: Mihail Abakumov Signed-off-by: Pavel Dovgalyuk Signed-off-by: Dmitriy Koltunov --- include/exec/windbgstub-utils.h | 2 ++ windbgstub-utils.c | 29 +++++++++++++++++++++++++++++ windbgstub.c | 8 ++++++++ 3 files changed, 39 insertions(+) diff --git a/include/exec/windbgstub-utils.h b/include/exec/windbgstub-util= s.h index dde88f24c9..8b0091c53b 100755 --- a/include/exec/windbgstub-utils.h +++ b/include/exec/windbgstub-utils.h @@ -104,6 +104,8 @@ void kd_api_read_control_space(CPUState *cpu, PacketDat= a *pd); void kd_api_write_control_space(CPUState *cpu, PacketData *pd); void kd_api_read_io_space(CPUState *cpu, PacketData *pd); void kd_api_write_io_space(CPUState *cpu, PacketData *pd); +void kd_api_read_physical_memory(CPUState *cpu, PacketData *pd); +void kd_api_write_physical_memory(CPUState *cpu, PacketData *pd); void kd_api_unsupported(CPUState *cpu, PacketData *pd); =20 SizedBuf kd_gen_exception_sc(CPUState *cpu); diff --git a/windbgstub-utils.c b/windbgstub-utils.c index b32b4ea570..319e70e01d 100755 --- a/windbgstub-utils.c +++ b/windbgstub-utils.c @@ -210,6 +210,35 @@ void kd_api_write_io_space(CPUState *cpu, PacketData *= pd) pd->m64.ReturnStatus =3D STATUS_SUCCESS; } =20 +void kd_api_read_physical_memory(CPUState *cpu, PacketData *pd) +{ + DBGKD_READ_MEMORY64 *mem =3D &pd->m64.u.ReadMemory; + uint32_t len; + target_ulong addr; + + len =3D MIN(ldl_p(&mem->TransferCount), + PACKET_MAX_SIZE - sizeof(DBGKD_MANIPULATE_STATE64)); + addr =3D ldtul_p(&mem->TargetBaseAddress); + + cpu_physical_memory_rw(addr, pd->extra, len, 0); + pd->extra_size =3D len; + stl_p(&mem->ActualBytesRead, len); +} + +void kd_api_write_physical_memory(CPUState *cpu, PacketData *pd) +{ + DBGKD_WRITE_MEMORY64 *mem =3D &pd->m64.u.WriteMemory; + uint32_t len; + target_ulong addr; + + len =3D MIN(ldl_p(&mem->TransferCount), pd->extra_size); + addr =3D ldtul_p(&mem->TargetBaseAddress); + + cpu_physical_memory_rw(addr, pd->extra, len, 1); + pd->extra_size =3D 0; + stl_p(&mem->ActualBytesWritten, len); +} + void kd_api_unsupported(CPUState *cpu, PacketData *pd) { WINDBG_ERROR("Caught unimplemented api %s", diff --git a/windbgstub.c b/windbgstub.c index 397dedd9d1..72324ae53d 100755 --- a/windbgstub.c +++ b/windbgstub.c @@ -189,6 +189,14 @@ static void windbg_process_manipulate_packet(ParsingCo= ntext *ctx) kd_api_write_control_space(cpu, &ctx->data); break; =20 + case DbgKdReadPhysicalMemoryApi: + kd_api_read_physical_memory(cpu, &ctx->data); + break; + + case DbgKdWritePhysicalMemoryApi: + kd_api_write_physical_memory(cpu, &ctx->data); + break; + case DbgKdClearAllInternalBreakpointsApi: return; =20