From nobody Tue Feb 10 06:25:03 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 1543502346556235.29951637655438; Thu, 29 Nov 2018 06:39:06 -0800 (PST) Received: from localhost ([::1]:54502 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gSNT3-0006EI-8J for importer@patchew.org; Thu, 29 Nov 2018 09:39:01 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:52610) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gSNIk-0004La-M2 for qemu-devel@nongnu.org; Thu, 29 Nov 2018 09:28:23 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gSNIg-00052Q-Ly for qemu-devel@nongnu.org; Thu, 29 Nov 2018 09:28:22 -0500 Received: from mail.ispras.ru ([83.149.199.45]:39290) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gSNIg-00051w-DQ for qemu-devel@nongnu.org; Thu, 29 Nov 2018 09:28:18 -0500 Received: from Misha-PC.lan02.inno (unknown [85.142.117.226]) by mail.ispras.ru (Postfix) with ESMTPSA id 9FC865400B9; Thu, 29 Nov 2018 17:28:17 +0300 (MSK) From: Mikhail Abakumov To: qemu-devel@nongnu.org Date: Thu, 29 Nov 2018 17:28:15 +0300 Message-ID: <154350169512.8036.9719902630921998126.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 08/39] windbg: implement windbg_on_load 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" Define addresses that must be found on loading stage. Signed-off-by: Mikhail Abakumov Signed-off-by: Pavel Dovgalyuk --- target/i386/windbgstub.c | 48 ++++++++++++++++++++++++++++++++++++++++++= +++- 1 file changed, 47 insertions(+), 1 deletion(-) diff --git a/target/i386/windbgstub.c b/target/i386/windbgstub.c index e55054c63d..1c1631d7c1 100644 --- a/target/i386/windbgstub.c +++ b/target/i386/windbgstub.c @@ -12,11 +12,57 @@ #include "qemu/osdep.h" #include "exec/windbgstub-utils.h" =20 +static InitedAddr KPCR; +#ifdef TARGET_X86_64 +static InitedAddr kdDebuggerDataBlock; +#else /* TARGET_I386 */ +static InitedAddr kdVersion; +#endif /* TARGET_I386 */ + +static bool find_KPCR(CPUState *cs) +{ + return KPCR.is_init; +} + +#ifdef TARGET_X86_64 +static bool find_kdDebuggerDataBlock(CPUState *cs) +{ + return kdDebuggerDataBlock.is_init; +} +#else /* TARGET_I386 */ +static bool find_kdVersion(CPUState *cs) +{ + return kdVersion.is_init; +} +#endif /* TARGET_I386 */ + bool windbg_on_load(void) { - return false; + CPUState *cs =3D qemu_get_cpu(0); + + if (!find_KPCR(cs)) { + return false; + } + +#ifdef TARGET_X86_64 + if (!find_kdDebuggerDataBlock(cs)) { + return false; + } +#else + if (!find_kdVersion(cs)) { + return false; + } +#endif + + return true; } =20 void windbg_on_reset(void) { + KPCR.is_init =3D false; +#ifdef TARGET_X86_64 + kdDebuggerDataBlock.is_init =3D false; +#else + kdVersion.is_init =3D false; +#endif }