{"id":818542,"url":"http://patchwork.ozlabs.org/api/patches/818542/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/patch/150642388560.3900.1889412060549174598.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":"<150642388560.3900.1889412060549174598.stgit@Misha-PC.lan02.inno>","list_archive_url":null,"date":"2017-09-26T11:04:45","name":"[07/43] windbg: added chardev","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"696654f2e44225c7b2a703728a82f63f9782a579","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/150642388560.3900.1889412060549174598.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/818542/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/818542/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 3y1dY00R2dz9tXf\n\tfor ;\n\tTue, 26 Sep 2017 21:10:44 +1000 (AEST)","from localhost ([::1]:46712 helo=lists.gnu.org)\n\tby lists.gnu.org with esmtp (Exim 4.71) (envelope-from\n\t)\n\tid 1dwnlC-0007rs-30\n\tfor incoming@patchwork.ozlabs.org; Tue, 26 Sep 2017 07:10:42 -0400","from eggs.gnu.org ([2001:4830:134:3::10]:58899)\n\tby lists.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from ) id 1dwnfa-0003NE-3b\n\tfor qemu-devel@nongnu.org; Tue, 26 Sep 2017 07:04:58 -0400","from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)\n\t(envelope-from ) id 1dwnfU-0008WC-3J\n\tfor qemu-devel@nongnu.org; Tue, 26 Sep 2017 07:04:54 -0400","from mail.ispras.ru ([83.149.199.45]:51734)\n\tby eggs.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from ) id 1dwnfT-0008Uz-S7\n\tfor qemu-devel@nongnu.org; Tue, 26 Sep 2017 07:04:48 -0400","from Misha-PC.lan02.inno (unknown [85.142.117.226])\n\tby mail.ispras.ru (Postfix) with ESMTPSA id 23F13540092;\n\tTue, 26 Sep 2017 14:04:47 +0300 (MSK)"],"From":"Mihail Abakumov ","To":"qemu-devel@nongnu.org","Date":"Tue, 26 Sep 2017 14:04:45 +0300","Message-ID":"<150642388560.3900.1889412060549174598.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 07/43] windbg: added chardev","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":"Added chardev for listening to windbg. Target device is a parameter in the '-windbg' option.\n\nSigned-off-by: Mihail Abakumov \nSigned-off-by: Pavel Dovgalyuk \nSigned-off-by: Dmitriy Koltunov \n---\n windbgstub.c | 26 ++++++++++++++++++++++++++\n 1 file changed, 26 insertions(+)","diff":"diff --git a/windbgstub.c b/windbgstub.c\nindex 60a380c213..378d1b911f 100755\n--- a/windbgstub.c\n+++ b/windbgstub.c\n@@ -10,6 +10,7 @@\n */\n \n #include \"qemu/osdep.h\"\n+#include \"qapi/error.h\"\n #include \"chardev/char.h\"\n #include \"chardev/char-fe.h\"\n #include \"exec/windbgstub.h\"\n@@ -18,12 +19,26 @@\n typedef struct WindbgState {\n bool is_loaded;\n \n+ CharBackend chr;\n+\n uint32_t ctrl_packet_id;\n uint32_t data_packet_id;\n } WindbgState;\n \n static WindbgState *windbg_state;\n \n+static int windbg_chr_can_receive(void *opaque)\n+{\n+ return PACKET_MAX_SIZE;\n+}\n+\n+static void windbg_chr_receive(void *opaque, const uint8_t *buf, int size)\n+{\n+ if (windbg_state->is_loaded) {\n+ /* T0D0: parse data */\n+ }\n+}\n+\n static void windbg_exit(void)\n {\n g_free(windbg_state);\n@@ -31,6 +46,8 @@ static void windbg_exit(void)\n \n int windbg_server_start(const char *device)\n {\n+ Chardev *chr = NULL;\n+\n if (windbg_state) {\n WINDBG_ERROR(\"Multiple instances are not supported\");\n exit(1);\n@@ -40,6 +57,15 @@ int windbg_server_start(const char *device)\n windbg_state->ctrl_packet_id = RESET_PACKET_ID;\n windbg_state->data_packet_id = INITIAL_PACKET_ID;\n \n+ chr = qemu_chr_new_noreplay(WINDBG, device);\n+ if (!chr) {\n+ return -1;\n+ }\n+\n+ qemu_chr_fe_init(&windbg_state->chr, chr, &error_abort);\n+ qemu_chr_fe_set_handlers(&windbg_state->chr, windbg_chr_can_receive,\n+ windbg_chr_receive, NULL, NULL, NULL, NULL, true);\n+\n atexit(windbg_exit);\n return 0;\n }\n","prefixes":["07/43"]}