From patchwork Tue Nov 7 13:03:14 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "nicolas.eder@lauterbach.com" X-Patchwork-Id: 13448623 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4A2D8C4332F for ; Tue, 7 Nov 2023 13:09:06 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1r0LlX-0000uC-RP; Tue, 07 Nov 2023 08:05:12 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1r0Lkg-0008GO-M2 for qemu-devel@nongnu.org; Tue, 07 Nov 2023 08:04:24 -0500 Received: from smtp1.lauterbach.com ([62.154.241.196]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1r0LkO-0005z4-I7 for qemu-devel@nongnu.org; Tue, 07 Nov 2023 08:04:16 -0500 Received: (qmail 31250 invoked by uid 484); 7 Nov 2023 13:03:58 -0000 X-Qmail-Scanner-Diagnostics: from nedpc1.intern.lauterbach.com by smtp1.lauterbach.com (envelope-from , uid 484) with qmail-scanner-2.11 (mhr: 1.0. clamdscan: 0.99/21437. spamassassin: 3.4.0. Clear:RC:1(10.2.11.92):. Processed in 0.071896 secs); 07 Nov 2023 13:03:58 -0000 Received: from nedpc1.intern.lauterbach.com (Authenticated_SSL:neder@[10.2.11.92]) (envelope-sender ) by smtp1.lauterbach.com (qmail-ldap-1.03) with TLS_AES_256_GCM_SHA384 encrypted SMTP for ; 7 Nov 2023 13:03:56 -0000 From: Nicolas Eder To: qemu-devel@nongnu.org Cc: "Nicolas Eder" , =?utf-8?q?Alex_Benn=C3=A9e?= , =?utf-8?q?Philippe_M?= =?utf-8?q?athieu-Daud=C3=A9?= , "Christian Boenig" Subject: [PATCH v3 11/20] mcdstub: reset and trigger queries added Date: Tue, 7 Nov 2023 14:03:14 +0100 Message-Id: <20231107130323.4126-12-nicolas.eder@lauterbach.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231107130323.4126-1-nicolas.eder@lauterbach.com> References: <20231107130323.4126-1-nicolas.eder@lauterbach.com> MIME-Version: 1.0 X-Qmail-Scanner-2.11: added fake Content-Type header Received-SPF: pass client-ip=62.154.241.196; envelope-from=nicolas.eder@lauterbach.com; helo=smtp1.lauterbach.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org --- include/mcdstub/mcdstub.h | 25 ++++++++++++++ mcdstub/mcdstub.c | 69 +++++++++++++++++++++++++++++++++++++++ 2 files changed, 94 insertions(+) diff --git a/include/mcdstub/mcdstub.h b/include/mcdstub/mcdstub.h index eb46917d00..62394e7c12 100644 --- a/include/mcdstub/mcdstub.h +++ b/include/mcdstub/mcdstub.h @@ -507,6 +507,23 @@ CPUState *find_cpu(uint32_t thread_id); */ void handle_open_core(GArray *params, void *user_ctx); +/** + * handle_query_reset_f() - Handler for the first reset query. + * + * This function sends the first reset name and ID. + * @params: GArray with all TCP packet parameters. + */ +void handle_query_reset_f(GArray *params, void *user_ctx); + +/** + * handle_query_reset_c() - Handler for all consecutive reset queries. + * + * This functions sends all consecutive reset names and IDs. It uses the + * query_index parameter to determine which reset is queried next. + * @params: GArray with all TCP packet parameters. + */ +void handle_query_reset_c(GArray *params, void *user_ctx); + /** * handle_close_server() - Handler for closing the MCD server. * @@ -525,6 +542,14 @@ void handle_close_server(GArray *params, void *user_ctx); */ void handle_close_core(GArray *params, void *user_ctx); +/** + * handle_query_trigger() - Handler for trigger query. + * + * Sends data on the different types of trigger and their options and actions. + * @params: GArray with all TCP packet parameters. + */ +void handle_query_trigger(GArray *params, void *user_ctx); + /** * handle_open_server() - Handler for opening the MCD server. * diff --git a/mcdstub/mcdstub.c b/mcdstub/mcdstub.c index 657f80d2a2..d71dff633a 100644 --- a/mcdstub/mcdstub.c +++ b/mcdstub/mcdstub.c @@ -95,6 +95,27 @@ void init_query_cmds_table(MCDCmdParseEntry *mcd_query_cmds_table) mcd_query_cmds_table[cmd_number] = query_cores; cmd_number++; + MCDCmdParseEntry query_reset_f = { + .handler = handle_query_reset_f, + .cmd = QUERY_ARG_RESET QUERY_FIRST, + }; + mcd_query_cmds_table[cmd_number] = query_reset_f; + cmd_number++; + + MCDCmdParseEntry query_reset_c = { + .handler = handle_query_reset_c, + .cmd = QUERY_ARG_RESET QUERY_CONSEQUTIVE, + }; + strcpy(query_reset_c.schema, (char[2]) { ARG_SCHEMA_QRYHANDLE, '\0' }); + mcd_query_cmds_table[cmd_number] = query_reset_c; + cmd_number++; + + MCDCmdParseEntry query_trigger = { + .handler = handle_query_trigger, + .cmd = QUERY_ARG_TRIGGER, + }; + mcd_query_cmds_table[cmd_number] = query_trigger; + cmd_number++; MCDCmdParseEntry query_state = { .handler = handle_query_state, @@ -1001,6 +1022,44 @@ void handle_open_core(GArray *params, void *user_ctx) } } +void handle_query_reset_f(GArray *params, void *user_ctx) +{ + /* 1. check length */ + int nb_resets = mcdserver_state.resets->len; + if (nb_resets == 1) { + /* indicates this is the last packet */ + g_string_printf(mcdserver_state.str_buf, "0%s", QUERY_END_INDEX); + } else { + g_string_printf(mcdserver_state.str_buf, "1%s", QUERY_END_INDEX); + } + /* 2. send data */ + mcd_reset_st reset = g_array_index(mcdserver_state.resets, mcd_reset_st, 0); + g_string_append_printf(mcdserver_state.str_buf, "%s=%s.%s=%u.", + TCP_ARGUMENT_NAME, reset.name, TCP_ARGUMENT_ID, reset.id); + mcd_put_strbuf(); +} + +void handle_query_reset_c(GArray *params, void *user_ctx) +{ + /* reset options are the same for every cpu! */ + uint32_t query_index = get_param(params, 0)->query_handle; + + /* 1. check weather this was the last mem space */ + int nb_groups = mcdserver_state.resets->len; + if (query_index + 1 == nb_groups) { + /* indicates this is the last packet */ + g_string_printf(mcdserver_state.str_buf, "0%s", QUERY_END_INDEX); + } else { + g_string_printf(mcdserver_state.str_buf, "%u!", query_index + 1); + } + + /* 2. send data */ + mcd_reset_st reset = g_array_index(mcdserver_state.resets, + mcd_reset_st, query_index); + g_string_append_printf(mcdserver_state.str_buf, "%s=%s.%s=%u.", + TCP_ARGUMENT_NAME, reset.name, TCP_ARGUMENT_ID, reset.id); + mcd_put_strbuf(); +} void handle_close_core(GArray *params, void *user_ctx) { @@ -1047,3 +1106,13 @@ void handle_close_server(GArray *params, void *user_ctx) } } +void handle_query_trigger(GArray *params, void *user_ctx) +{ + mcd_trigger_into_st trigger = mcdserver_state.trigger; + g_string_printf(mcdserver_state.str_buf, "%s=%u.%s=%s.%s=%s.%s=%s.", + TCP_ARGUMENT_AMOUNT_TRIGGER, trigger.nr_trigger, + TCP_ARGUMENT_TYPE, trigger.type, + TCP_ARGUMENT_OPTION, trigger.option, + TCP_ARGUMENT_ACTION, trigger.action); + mcd_put_strbuf(); +}