Imported Upstream version 16.04
[deb_dpdk.git] / examples / qos_sched / cmdline.c
diff --git a/examples/qos_sched/cmdline.c b/examples/qos_sched/cmdline.c
new file mode 100644 (file)
index 0000000..f79d524
--- /dev/null
@@ -0,0 +1,643 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <stdio.h>
+#include <termios.h>
+#include <inttypes.h>
+#include <string.h>
+
+#include <cmdline_rdline.h>
+#include <cmdline_parse.h>
+#include <cmdline_parse_num.h>
+#include <cmdline_parse_string.h>
+#include <cmdline_socket.h>
+#include <cmdline.h>
+
+#include "main.h"
+
+/* *** Help command with introduction. *** */
+struct cmd_help_result {
+       cmdline_fixed_string_t help;
+};
+
+static void cmd_help_parsed(__attribute__((unused)) void *parsed_result,
+                                  struct cmdline *cl,
+                                  __attribute__((unused)) void *data)
+{
+       cmdline_printf(
+               cl,
+               "\n"
+               "The following commands are currently available:\n\n"
+               "Control:\n"
+               "    quit                                      : Quit the application.\n"
+               "\nStatistics:\n"
+               "    stats app                                 : Show app statistics.\n"
+               "    stats port X subport Y                    : Show stats of a specific subport.\n"
+               "    stats port X subport Y pipe Z             : Show stats of a specific pipe.\n"
+               "\nAverage queue size:\n"
+               "    qavg port X subport Y                     : Show average queue size per subport.\n"
+               "    qavg port X subport Y tc Z                : Show average queue size per subport and TC.\n"
+               "    qavg port X subport Y pipe Z              : Show average queue size per pipe.\n"
+               "    qavg port X subport Y pipe Z tc A         : Show average queue size per pipe and TC.\n"
+               "    qavg port X subport Y pipe Z tc A q B     : Show average queue size of a specific queue.\n"
+               "    qavg [n|period] X                     : Set number of times and peiod (us).\n\n"
+       );
+
+}
+
+cmdline_parse_token_string_t cmd_help_help =
+       TOKEN_STRING_INITIALIZER(struct cmd_help_result, help, "help");
+
+cmdline_parse_inst_t cmd_help = {
+       .f = cmd_help_parsed,
+       .data = NULL,
+       .help_str = "show help",
+       .tokens = {
+               (void *)&cmd_help_help,
+               NULL,
+       },
+};
+
+/* *** QUIT *** */
+struct cmd_quit_result {
+       cmdline_fixed_string_t quit;
+};
+
+static void cmd_quit_parsed(__attribute__((unused)) void *parsed_result,
+               struct cmdline *cl,
+               __attribute__((unused)) void *data)
+{
+       cmdline_quit(cl);
+}
+
+cmdline_parse_token_string_t cmd_quit_quit =
+               TOKEN_STRING_INITIALIZER(struct cmd_quit_result, quit, "quit");
+
+cmdline_parse_inst_t cmd_quit = {
+       .f = cmd_quit_parsed,
+       .data = NULL,
+       .help_str = "exit application",
+       .tokens = {
+               (void *)&cmd_quit_quit,
+               NULL,
+               },
+};
+
+/* *** SET QAVG PARAMETERS *** */
+struct cmd_setqavg_result {
+        cmdline_fixed_string_t qavg_string;
+        cmdline_fixed_string_t param_string;
+        uint32_t number;
+};
+
+static void cmd_setqavg_parsed(void *parsed_result,
+                                __attribute__((unused)) struct cmdline *cl,
+                                __attribute__((unused)) void *data)
+{
+        struct cmd_setqavg_result *res = parsed_result;
+
+       if (!strcmp(res->param_string, "period"))
+               qavg_period = res->number;
+       else if (!strcmp(res->param_string, "n"))
+               qavg_ntimes = res->number;
+       else
+               printf("\nUnknown parameter.\n\n");
+}
+
+cmdline_parse_token_string_t cmd_setqavg_qavg_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_setqavg_result, qavg_string,
+                                "qavg");
+cmdline_parse_token_string_t cmd_setqavg_param_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_setqavg_result, param_string,
+                                "period#n");
+cmdline_parse_token_num_t cmd_setqavg_number =
+        TOKEN_NUM_INITIALIZER(struct cmd_setqavg_result, number,
+                                UINT32);
+
+cmdline_parse_inst_t cmd_setqavg = {
+        .f = cmd_setqavg_parsed,
+        .data = NULL,
+        .help_str = "Show subport stats.",
+        .tokens = {
+                (void *)&cmd_setqavg_qavg_string,
+                (void *)&cmd_setqavg_param_string,
+                (void *)&cmd_setqavg_number,
+                NULL,
+        },
+};
+
+/* *** SHOW APP STATS *** */
+struct cmd_appstats_result {
+       cmdline_fixed_string_t stats_string;
+       cmdline_fixed_string_t app_string;
+};
+
+static void cmd_appstats_parsed(__attribute__((unused)) void *parsed_result,
+                               __attribute__((unused)) struct cmdline *cl,
+                               __attribute__((unused)) void *data)
+{
+       app_stat();
+}
+
+cmdline_parse_token_string_t cmd_appstats_stats_string =
+       TOKEN_STRING_INITIALIZER(struct cmd_appstats_result, stats_string,
+                               "stats");
+cmdline_parse_token_string_t cmd_appstats_app_string =
+       TOKEN_STRING_INITIALIZER(struct cmd_appstats_result, app_string,
+                               "app");
+
+cmdline_parse_inst_t cmd_appstats = {
+       .f = cmd_appstats_parsed,
+       .data = NULL,
+       .help_str = "Show app stats.",
+       .tokens = {
+               (void *)&cmd_appstats_stats_string,
+               (void *)&cmd_appstats_app_string,
+               NULL,
+       },
+};
+
+/* *** SHOW SUBPORT STATS *** */
+struct cmd_subportstats_result {
+        cmdline_fixed_string_t stats_string;
+        cmdline_fixed_string_t port_string;
+       uint8_t port_number;
+        cmdline_fixed_string_t subport_string;
+        uint32_t subport_number;
+};
+
+static void cmd_subportstats_parsed(void *parsed_result,
+                                __attribute__((unused)) struct cmdline *cl,
+                                __attribute__((unused)) void *data)
+{
+       struct cmd_subportstats_result *res = parsed_result;
+
+       if (subport_stat(res->port_number, res->subport_number) < 0)
+               printf ("\nStats not available for these parameters. Check that both the port and subport are correct.\n\n");
+}
+
+cmdline_parse_token_string_t cmd_subportstats_stats_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_subportstats_result, stats_string,
+                                "stats");
+cmdline_parse_token_string_t cmd_subportstats_port_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_subportstats_result, port_string,
+                                "port");
+cmdline_parse_token_string_t cmd_subportstats_subport_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_subportstats_result, subport_string,
+                                "subport");
+cmdline_parse_token_num_t cmd_subportstats_subport_number =
+        TOKEN_NUM_INITIALIZER(struct cmd_subportstats_result, subport_number,
+                                UINT32);
+cmdline_parse_token_num_t cmd_subportstats_port_number =
+        TOKEN_NUM_INITIALIZER(struct cmd_subportstats_result, port_number,
+                                UINT8);
+
+cmdline_parse_inst_t cmd_subportstats = {
+        .f = cmd_subportstats_parsed,
+        .data = NULL,
+        .help_str = "Show subport stats.",
+        .tokens = {
+                (void *)&cmd_subportstats_stats_string,
+                (void *)&cmd_subportstats_port_string,
+                (void *)&cmd_subportstats_port_number,
+                (void *)&cmd_subportstats_subport_string,
+                (void *)&cmd_subportstats_subport_number,
+                NULL,
+        },
+};
+
+/* *** SHOW PIPE STATS *** */
+struct cmd_pipestats_result {
+        cmdline_fixed_string_t stats_string;
+        cmdline_fixed_string_t port_string;
+        uint8_t port_number;
+        cmdline_fixed_string_t subport_string;
+        uint32_t subport_number;
+        cmdline_fixed_string_t pipe_string;
+        uint32_t pipe_number;
+};
+
+static void cmd_pipestats_parsed(void *parsed_result,
+                                __attribute__((unused)) struct cmdline *cl,
+                                __attribute__((unused)) void *data)
+{
+        struct cmd_pipestats_result *res = parsed_result;
+
+        if (pipe_stat(res->port_number, res->subport_number, res->pipe_number) < 0)
+                printf ("\nStats not available for these parameters. Check that both the port and subport are correct.\n\n");
+}
+
+cmdline_parse_token_string_t cmd_pipestats_stats_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_pipestats_result, stats_string,
+                                "stats");
+cmdline_parse_token_string_t cmd_pipestats_port_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_pipestats_result, port_string,
+                                "port");
+cmdline_parse_token_num_t cmd_pipestats_port_number =
+        TOKEN_NUM_INITIALIZER(struct cmd_pipestats_result, port_number,
+                                UINT8);
+cmdline_parse_token_string_t cmd_pipestats_subport_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_pipestats_result, subport_string,
+                                "subport");
+cmdline_parse_token_num_t cmd_pipestats_subport_number =
+        TOKEN_NUM_INITIALIZER(struct cmd_pipestats_result, subport_number,
+                                UINT32);
+cmdline_parse_token_string_t cmd_pipestats_pipe_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_pipestats_result, pipe_string,
+                                "pipe");
+cmdline_parse_token_num_t cmd_pipestats_pipe_number =
+        TOKEN_NUM_INITIALIZER(struct cmd_pipestats_result, pipe_number,
+                                UINT32);
+
+cmdline_parse_inst_t cmd_pipestats = {
+        .f = cmd_pipestats_parsed,
+        .data = NULL,
+        .help_str = "Show pipe stats.",
+        .tokens = {
+                (void *)&cmd_pipestats_stats_string,
+                (void *)&cmd_pipestats_port_string,
+                (void *)&cmd_pipestats_port_number,
+                (void *)&cmd_pipestats_subport_string,
+                (void *)&cmd_pipestats_subport_number,
+                (void *)&cmd_pipestats_pipe_string,
+                (void *)&cmd_pipestats_pipe_number,
+                NULL,
+        },
+};
+
+/* *** SHOW AVERAGE QUEUE SIZE (QUEUE) *** */
+struct cmd_avg_q_result {
+        cmdline_fixed_string_t qavg_string;
+        cmdline_fixed_string_t port_string;
+        uint8_t port_number;
+        cmdline_fixed_string_t subport_string;
+        uint32_t subport_number;
+        cmdline_fixed_string_t pipe_string;
+        uint32_t pipe_number;
+        cmdline_fixed_string_t tc_string;
+        uint8_t tc_number;
+        cmdline_fixed_string_t q_string;
+        uint8_t q_number;
+};
+
+static void cmd_avg_q_parsed(void *parsed_result,
+                                __attribute__((unused)) struct cmdline *cl,
+                                __attribute__((unused)) void *data)
+{
+        struct cmd_avg_q_result *res = parsed_result;
+
+        if (qavg_q(res->port_number, res->subport_number, res->pipe_number, res->tc_number, res->q_number) < 0)
+                printf ("\nStats not available for these parameters. Check that both the port and subport are correct.\n\n");
+}
+
+cmdline_parse_token_string_t cmd_avg_q_qavg_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_avg_q_result, qavg_string,
+                                "qavg");
+cmdline_parse_token_string_t cmd_avg_q_port_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_avg_q_result, port_string,
+                                "port");
+cmdline_parse_token_num_t cmd_avg_q_port_number =
+        TOKEN_NUM_INITIALIZER(struct cmd_avg_q_result, port_number,
+                                UINT8);
+cmdline_parse_token_string_t cmd_avg_q_subport_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_avg_q_result, subport_string,
+                                "subport");
+cmdline_parse_token_num_t cmd_avg_q_subport_number =
+        TOKEN_NUM_INITIALIZER(struct cmd_avg_q_result, subport_number,
+                                UINT32);
+cmdline_parse_token_string_t cmd_avg_q_pipe_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_avg_q_result, pipe_string,
+                                "pipe");
+cmdline_parse_token_num_t cmd_avg_q_pipe_number =
+        TOKEN_NUM_INITIALIZER(struct cmd_avg_q_result, pipe_number,
+                                UINT32);
+cmdline_parse_token_string_t cmd_avg_q_tc_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_avg_q_result, tc_string,
+                                "tc");
+cmdline_parse_token_num_t cmd_avg_q_tc_number =
+        TOKEN_NUM_INITIALIZER(struct cmd_avg_q_result, tc_number,
+                                UINT8);
+cmdline_parse_token_string_t cmd_avg_q_q_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_avg_q_result, q_string,
+                                "q");
+cmdline_parse_token_num_t cmd_avg_q_q_number =
+        TOKEN_NUM_INITIALIZER(struct cmd_avg_q_result, q_number,
+                                UINT8);
+
+cmdline_parse_inst_t cmd_avg_q = {
+        .f = cmd_avg_q_parsed,
+        .data = NULL,
+        .help_str = "Show pipe stats.",
+        .tokens = {
+                (void *)&cmd_avg_q_qavg_string,
+                (void *)&cmd_avg_q_port_string,
+                (void *)&cmd_avg_q_port_number,
+                (void *)&cmd_avg_q_subport_string,
+                (void *)&cmd_avg_q_subport_number,
+                (void *)&cmd_avg_q_pipe_string,
+                (void *)&cmd_avg_q_pipe_number,
+                (void *)&cmd_avg_q_tc_string,
+                (void *)&cmd_avg_q_tc_number,
+                (void *)&cmd_avg_q_q_string,
+                (void *)&cmd_avg_q_q_number,
+                NULL,
+        },
+};
+
+/* *** SHOW AVERAGE QUEUE SIZE (tc/pipe) *** */
+struct cmd_avg_tcpipe_result {
+        cmdline_fixed_string_t qavg_string;
+        cmdline_fixed_string_t port_string;
+        uint8_t port_number;
+        cmdline_fixed_string_t subport_string;
+        uint32_t subport_number;
+        cmdline_fixed_string_t pipe_string;
+        uint32_t pipe_number;
+        cmdline_fixed_string_t tc_string;
+        uint8_t tc_number;
+};
+
+static void cmd_avg_tcpipe_parsed(void *parsed_result,
+                                __attribute__((unused)) struct cmdline *cl,
+                                __attribute__((unused)) void *data)
+{
+        struct cmd_avg_tcpipe_result *res = parsed_result;
+
+        if (qavg_tcpipe(res->port_number, res->subport_number, res->pipe_number, res->tc_number) < 0)
+                printf ("\nStats not available for these parameters. Check that both the port and subport are correct.\n\n");
+}
+
+cmdline_parse_token_string_t cmd_avg_tcpipe_qavg_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_avg_tcpipe_result, qavg_string,
+                                "qavg");
+cmdline_parse_token_string_t cmd_avg_tcpipe_port_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_avg_tcpipe_result, port_string,
+                                "port");
+cmdline_parse_token_num_t cmd_avg_tcpipe_port_number =
+        TOKEN_NUM_INITIALIZER(struct cmd_avg_tcpipe_result, port_number,
+                                UINT8);
+cmdline_parse_token_string_t cmd_avg_tcpipe_subport_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_avg_tcpipe_result, subport_string,
+                                "subport");
+cmdline_parse_token_num_t cmd_avg_tcpipe_subport_number =
+        TOKEN_NUM_INITIALIZER(struct cmd_avg_tcpipe_result, subport_number,
+                                UINT32);
+cmdline_parse_token_string_t cmd_avg_tcpipe_pipe_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_avg_tcpipe_result, pipe_string,
+                                "pipe");
+cmdline_parse_token_num_t cmd_avg_tcpipe_pipe_number =
+        TOKEN_NUM_INITIALIZER(struct cmd_avg_tcpipe_result, pipe_number,
+                                UINT32);
+cmdline_parse_token_string_t cmd_avg_tcpipe_tc_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_avg_tcpipe_result, tc_string,
+                                "tc");
+cmdline_parse_token_num_t cmd_avg_tcpipe_tc_number =
+        TOKEN_NUM_INITIALIZER(struct cmd_avg_tcpipe_result, tc_number,
+                                UINT8);
+
+cmdline_parse_inst_t cmd_avg_tcpipe = {
+        .f = cmd_avg_tcpipe_parsed,
+        .data = NULL,
+        .help_str = "Show pipe stats.",
+        .tokens = {
+                (void *)&cmd_avg_tcpipe_qavg_string,
+                (void *)&cmd_avg_tcpipe_port_string,
+                (void *)&cmd_avg_tcpipe_port_number,
+                (void *)&cmd_avg_tcpipe_subport_string,
+                (void *)&cmd_avg_tcpipe_subport_number,
+                (void *)&cmd_avg_tcpipe_pipe_string,
+                (void *)&cmd_avg_tcpipe_pipe_number,
+                (void *)&cmd_avg_tcpipe_tc_string,
+                (void *)&cmd_avg_tcpipe_tc_number,
+                NULL,
+        },
+};
+
+/* *** SHOW AVERAGE QUEUE SIZE (pipe) *** */
+struct cmd_avg_pipe_result {
+        cmdline_fixed_string_t qavg_string;
+        cmdline_fixed_string_t port_string;
+        uint8_t port_number;
+        cmdline_fixed_string_t subport_string;
+        uint32_t subport_number;
+        cmdline_fixed_string_t pipe_string;
+        uint32_t pipe_number;
+};
+
+static void cmd_avg_pipe_parsed(void *parsed_result,
+                                __attribute__((unused)) struct cmdline *cl,
+                                __attribute__((unused)) void *data)
+{
+        struct cmd_avg_pipe_result *res = parsed_result;
+
+        if (qavg_pipe(res->port_number, res->subport_number, res->pipe_number) < 0)
+                printf ("\nStats not available for these parameters. Check that both the port and subport are correct.\n\n");
+}
+
+cmdline_parse_token_string_t cmd_avg_pipe_qavg_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_avg_pipe_result, qavg_string,
+                                "qavg");
+cmdline_parse_token_string_t cmd_avg_pipe_port_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_avg_pipe_result, port_string,
+                                "port");
+cmdline_parse_token_num_t cmd_avg_pipe_port_number =
+        TOKEN_NUM_INITIALIZER(struct cmd_avg_pipe_result, port_number,
+                                UINT8);
+cmdline_parse_token_string_t cmd_avg_pipe_subport_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_avg_pipe_result, subport_string,
+                                "subport");
+cmdline_parse_token_num_t cmd_avg_pipe_subport_number =
+        TOKEN_NUM_INITIALIZER(struct cmd_avg_pipe_result, subport_number,
+                                UINT32);
+cmdline_parse_token_string_t cmd_avg_pipe_pipe_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_avg_pipe_result, pipe_string,
+                                "pipe");
+cmdline_parse_token_num_t cmd_avg_pipe_pipe_number =
+        TOKEN_NUM_INITIALIZER(struct cmd_avg_pipe_result, pipe_number,
+                                UINT32);
+
+cmdline_parse_inst_t cmd_avg_pipe = {
+        .f = cmd_avg_pipe_parsed,
+        .data = NULL,
+        .help_str = "Show pipe stats.",
+        .tokens = {
+                (void *)&cmd_avg_pipe_qavg_string,
+                (void *)&cmd_avg_pipe_port_string,
+                (void *)&cmd_avg_pipe_port_number,
+                (void *)&cmd_avg_pipe_subport_string,
+                (void *)&cmd_avg_pipe_subport_number,
+                (void *)&cmd_avg_pipe_pipe_string,
+                (void *)&cmd_avg_pipe_pipe_number,
+                NULL,
+        },
+};
+
+/* *** SHOW AVERAGE QUEUE SIZE (tc/subport) *** */
+struct cmd_avg_tcsubport_result {
+        cmdline_fixed_string_t qavg_string;
+        cmdline_fixed_string_t port_string;
+        uint8_t port_number;
+        cmdline_fixed_string_t subport_string;
+        uint32_t subport_number;
+        cmdline_fixed_string_t tc_string;
+        uint8_t tc_number;
+};
+
+static void cmd_avg_tcsubport_parsed(void *parsed_result,
+                                __attribute__((unused)) struct cmdline *cl,
+                                __attribute__((unused)) void *data)
+{
+        struct cmd_avg_tcsubport_result *res = parsed_result;
+
+        if (qavg_tcsubport(res->port_number, res->subport_number, res->tc_number) < 0)
+                printf ("\nStats not available for these parameters. Check that both the port and subport are correct.\n\n");
+}
+
+cmdline_parse_token_string_t cmd_avg_tcsubport_qavg_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_avg_tcsubport_result, qavg_string,
+                                "qavg");
+cmdline_parse_token_string_t cmd_avg_tcsubport_port_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_avg_tcsubport_result, port_string,
+                                "port");
+cmdline_parse_token_num_t cmd_avg_tcsubport_port_number =
+        TOKEN_NUM_INITIALIZER(struct cmd_avg_tcsubport_result, port_number,
+                                UINT8);
+cmdline_parse_token_string_t cmd_avg_tcsubport_subport_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_avg_tcsubport_result, subport_string,
+                                "subport");
+cmdline_parse_token_num_t cmd_avg_tcsubport_subport_number =
+        TOKEN_NUM_INITIALIZER(struct cmd_avg_tcsubport_result, subport_number,
+                                UINT32);
+cmdline_parse_token_string_t cmd_avg_tcsubport_tc_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_avg_tcsubport_result, tc_string,
+                                "tc");
+cmdline_parse_token_num_t cmd_avg_tcsubport_tc_number =
+        TOKEN_NUM_INITIALIZER(struct cmd_avg_tcsubport_result, tc_number,
+                                UINT8);
+
+cmdline_parse_inst_t cmd_avg_tcsubport = {
+        .f = cmd_avg_tcsubport_parsed,
+        .data = NULL,
+        .help_str = "Show pipe stats.",
+        .tokens = {
+                (void *)&cmd_avg_tcsubport_qavg_string,
+                (void *)&cmd_avg_tcsubport_port_string,
+                (void *)&cmd_avg_tcsubport_port_number,
+                (void *)&cmd_avg_tcsubport_subport_string,
+                (void *)&cmd_avg_tcsubport_subport_number,
+                (void *)&cmd_avg_tcsubport_tc_string,
+                (void *)&cmd_avg_tcsubport_tc_number,
+                NULL,
+        },
+};
+
+/* *** SHOW AVERAGE QUEUE SIZE (subport) *** */
+struct cmd_avg_subport_result {
+        cmdline_fixed_string_t qavg_string;
+        cmdline_fixed_string_t port_string;
+        uint8_t port_number;
+        cmdline_fixed_string_t subport_string;
+        uint32_t subport_number;
+};
+
+static void cmd_avg_subport_parsed(void *parsed_result,
+                                __attribute__((unused)) struct cmdline *cl,
+                                __attribute__((unused)) void *data)
+{
+        struct cmd_avg_subport_result *res = parsed_result;
+
+        if (qavg_subport(res->port_number, res->subport_number) < 0)
+                printf ("\nStats not available for these parameters. Check that both the port and subport are correct.\n\n");
+}
+
+cmdline_parse_token_string_t cmd_avg_subport_qavg_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_avg_subport_result, qavg_string,
+                                "qavg");
+cmdline_parse_token_string_t cmd_avg_subport_port_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_avg_subport_result, port_string,
+                                "port");
+cmdline_parse_token_num_t cmd_avg_subport_port_number =
+        TOKEN_NUM_INITIALIZER(struct cmd_avg_subport_result, port_number,
+                                UINT8);
+cmdline_parse_token_string_t cmd_avg_subport_subport_string =
+        TOKEN_STRING_INITIALIZER(struct cmd_avg_subport_result, subport_string,
+                                "subport");
+cmdline_parse_token_num_t cmd_avg_subport_subport_number =
+        TOKEN_NUM_INITIALIZER(struct cmd_avg_subport_result, subport_number,
+                                UINT32);
+
+cmdline_parse_inst_t cmd_avg_subport = {
+        .f = cmd_avg_subport_parsed,
+        .data = NULL,
+        .help_str = "Show pipe stats.",
+        .tokens = {
+                (void *)&cmd_avg_subport_qavg_string,
+                (void *)&cmd_avg_subport_port_string,
+                (void *)&cmd_avg_subport_port_number,
+                (void *)&cmd_avg_subport_subport_string,
+                (void *)&cmd_avg_subport_subport_number,
+                NULL,
+        },
+};
+
+/* ******************************************************************************** */
+
+/* list of instructions */
+cmdline_parse_ctx_t main_ctx[] = {
+       (cmdline_parse_inst_t *)&cmd_help,
+       (cmdline_parse_inst_t *)&cmd_setqavg,
+       (cmdline_parse_inst_t *)&cmd_appstats,
+       (cmdline_parse_inst_t *)&cmd_subportstats,
+        (cmdline_parse_inst_t *)&cmd_pipestats,
+       (cmdline_parse_inst_t *)&cmd_avg_q,
+       (cmdline_parse_inst_t *)&cmd_avg_tcpipe,
+       (cmdline_parse_inst_t *)&cmd_avg_pipe,
+       (cmdline_parse_inst_t *)&cmd_avg_tcsubport,
+       (cmdline_parse_inst_t *)&cmd_avg_subport,
+       (cmdline_parse_inst_t *)&cmd_quit,
+       NULL,
+};
+
+/* prompt function, called from main on MASTER lcore */
+void
+prompt(void)
+{
+       struct cmdline *cl;
+
+       cl = cmdline_stdin_new(main_ctx, "qos_sched> ");
+       if (cl == NULL) {
+               return;
+       }
+       cmdline_interact(cl);
+       cmdline_stdin_exit(cl);
+}