From nobody Tue Feb 10 04:17:12 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 (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1543503272056144.99150805315946; Thu, 29 Nov 2018 06:54:32 -0800 (PST) Received: from localhost ([::1]:54588 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gSNhz-0004no-D8 for importer@patchew.org; Thu, 29 Nov 2018 09:54:27 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:54164) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gSNLE-0006gW-0q for qemu-devel@nongnu.org; Thu, 29 Nov 2018 09:31:02 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gSNL8-0001wO-0t for qemu-devel@nongnu.org; Thu, 29 Nov 2018 09:30:56 -0500 Received: from mail.ispras.ru ([83.149.199.45]:40030) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gSNL7-0001pE-Ob for qemu-devel@nongnu.org; Thu, 29 Nov 2018 09:30:49 -0500 Received: from Misha-PC.lan02.inno (unknown [85.142.117.226]) by mail.ispras.ru (Postfix) with ESMTPSA id 029465401EC; Thu, 29 Nov 2018 17:30:38 +0300 (MSK) From: Mikhail Abakumov To: qemu-devel@nongnu.org Date: Thu, 29 Nov 2018 17:30:36 +0300 Message-ID: <154350183647.8036.6928567391582114122.stgit@Misha-PC.lan02.inno> In-Reply-To: <154350164526.8036.12623669071583857903.stgit@Misha-PC.lan02.inno> References: <154350164526.8036.12623669071583857903.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 33/39] windbg: implement 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" Signed-off-by: Mikhail Abakumov Signed-off-by: Pavel Dovgalyuk --- 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 f0a786cdef..fa67a7048d 100644 --- a/include/exec/windbgstub-utils.h +++ b/include/exec/windbgstub-utils.h @@ -78,6 +78,8 @@ void kd_api_read_control_space(CPUState *cs, PacketData *= pd); void kd_api_write_control_space(CPUState *cs, PacketData *pd); void kd_api_read_io_space(CPUState *cs, PacketData *pd); void kd_api_write_io_space(CPUState *cs, PacketData *pd); +void kd_api_read_physical_memory(CPUState *cs, PacketData *pd); +void kd_api_write_physical_memory(CPUState *cs, PacketData *pd); void kd_api_clear_all_internal_breakpoints(CPUState *cs, PacketData *pd); void kd_api_get_context_ex(CPUState *cs, PacketData *pd); void kd_api_set_context_ex(CPUState *cs, PacketData *pd); diff --git a/windbgstub-utils.c b/windbgstub-utils.c index df6d89fada..fdb106ff12 100644 --- a/windbgstub-utils.c +++ b/windbgstub-utils.c @@ -385,6 +385,35 @@ void kd_api_write_io_space(CPUState *cs, PacketData *p= d) pd->m64.ReturnStatus =3D STATUS_SUCCESS; } =20 +void kd_api_read_physical_memory(CPUState *cs, 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 *cs, 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_clear_all_internal_breakpoints(CPUState *cs, PacketData *pd) { } diff --git a/windbgstub.c b/windbgstub.c index 78f96a6621..25331f218f 100644 --- a/windbgstub.c +++ b/windbgstub.c @@ -204,6 +204,14 @@ static void windbg_process_manipulate_packet(WindbgSta= te *state) kd_api_write_io_space(cs, data); break; =20 + case DbgKdReadPhysicalMemoryApi: + kd_api_read_physical_memory(cs, data); + break; + + case DbgKdWritePhysicalMemoryApi: + kd_api_write_physical_memory(cs, data); + break; + case DbgKdClearAllInternalBreakpointsApi: kd_api_clear_all_internal_breakpoints(cs, data); return;