From nobody Mon May 6 11:16:44 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; 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 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org ARC-Seal: i=1; a=rsa-sha256; t=1560402725; cv=none; d=zoho.com; s=zohoarc; b=Ikp215LofVZinOMdUdgXJ5mo/adTP+auRw4jrG57uncv6sCNSHGEfA8iUGu6NZoMvizh1XSOucQyTHHDsKC9fUPGCnUp8XfqvlLroVBd70aFxyBxMsieZjx7NW8HoRz7cea+JzkePB2ZrOiw7xSXbB7ScEUi3uIsMkDv2v7INic= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1560402725; h=Cc:Date:From:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:Message-ID:Sender:Subject:To:ARC-Authentication-Results; bh=ejDzeyfLvjPsGNFWoz9TinXJ7POw9w1GJAi5E+K/W6A=; b=bXU+/eEq6EyZuzFM5KPCUEu7dqjKJiXV2TRxarn6OxpFTAj+ldpf6WgCrU+QNe8iYWJwQj1EySO2R4VOOqQKn3QVIzMablripOisfX4x2UI/M0Ii5qFUgqCQ3hiTzBYdwbIPIYryxWtNHbVRunQaM0gvhACONQhIZn8fG9BB2Ok= ARC-Authentication-Results: i=1; mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1560402725083375.06210006980075; Wed, 12 Jun 2019 22:12:05 -0700 (PDT) Received: from localhost ([::1]:36974 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hbI1s-00015X-4Z for importer@patchew.org; Thu, 13 Jun 2019 01:12:04 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:44690) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hbI0X-0000Yk-Ud for qemu-devel@nongnu.org; Thu, 13 Jun 2019 01:10:47 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hbI0V-000345-Ml for qemu-devel@nongnu.org; Thu, 13 Jun 2019 01:10:41 -0400 Received: from ozlabs.ru ([107.173.13.209]:37775) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hbI0V-0002md-Df for qemu-devel@nongnu.org; Thu, 13 Jun 2019 01:10:39 -0400 Received: from fstn1-p1.ozlabs.ibm.com (localhost [IPv6:::1]) by ozlabs.ru (Postfix) with ESMTP id 15EFDAE80020; Thu, 13 Jun 2019 01:09:42 -0400 (EDT) From: Alexey Kardashevskiy To: qemu-devel@nongnu.org Date: Thu, 13 Jun 2019 15:09:37 +1000 Message-Id: <20190613050937.124903-1-aik@ozlabs.ru> X-Mailer: git-send-email 2.17.1 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 107.173.13.209 Subject: [Qemu-devel] [PATCH qemu] loader: Trace loaded images X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alexey Kardashevskiy , David Gibson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" This adds a trace point which prints every loaded image. This includes bios/firmware/kernel/initradmdisk/pcirom. Signed-off-by: Alexey Kardashevskiy Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- The example for a pseries guest: loader_write_rom slof.bin: @0x0 size=3D0xe22e0 ROM=3D0 loader_write_rom phdr #0: /home/aik/t/vml4120le: @0x400000 size=3D0x13df000= ROM=3D0 loader_write_rom /home/aik/t/le.cpio: @0x1ad0000 size=3D0x9463a00 ROM=3D0 Sadly "spapr-rtas.bin" does not show up because it is loaded from the spapr machine reset handler rather than via rom_reset(), may be needs to be fixed. --- Makefile.objs | 1 + hw/core/loader.c | 3 +++ hw/core/trace-events | 2 ++ 3 files changed, 6 insertions(+) create mode 100644 hw/core/trace-events diff --git a/Makefile.objs b/Makefile.objs index c8337fa34be8..036ca6752908 100644 --- a/Makefile.objs +++ b/Makefile.objs @@ -200,6 +200,7 @@ trace-events-subdirs +=3D target/riscv trace-events-subdirs +=3D target/s390x trace-events-subdirs +=3D target/sparc trace-events-subdirs +=3D util +trace-events-subdirs +=3D hw/core =20 trace-events-files =3D $(SRC_PATH)/trace-events $(trace-events-subdirs:%= =3D$(SRC_PATH)/%/trace-events) =20 diff --git a/hw/core/loader.c b/hw/core/loader.c index a097bbe30a74..7fe083af492f 100644 --- a/hw/core/loader.c +++ b/hw/core/loader.c @@ -44,6 +44,7 @@ =20 #include "qemu/osdep.h" #include "qapi/error.h" +#include "trace.h" #include "hw/hw.h" #include "disas/disas.h" #include "monitor/monitor.h" @@ -1114,6 +1115,8 @@ static void rom_reset(void *unused) * CPU definitely fetches its instructions from the just written d= ata. */ cpu_flush_icache_range(rom->addr, rom->datasize); + + trace_loader_write_rom(rom->name, rom->addr, rom->datasize, rom->i= srom); } } =20 diff --git a/hw/core/trace-events b/hw/core/trace-events new file mode 100644 index 000000000000..fe47a9c8cb1f --- /dev/null +++ b/hw/core/trace-events @@ -0,0 +1,2 @@ +# loader.c +loader_write_rom(const char *name, uint64_t gpa, uint64_t size, bool isrom= ) "%s: @0x%"PRIx64" size=3D0x%"PRIx64" ROM=3D%d" --=20 2.17.1