source: rtems-libbsd/rtemsbsd/rtems/rtems-bsd-shell.c @ 150d4d6

/**
 * @file
 *
 * @ingroup rtems_bsd_rtems
 *
 * @brief TODO.
 */

/*
 * Copyright (c) 2009-2013 embedded brains GmbH.  All rights reserved.
 *
 *  embedded brains GmbH
 *  Dornierstr. 4
 *  82178 Puchheim
 *  Germany
 *  <rtems@embedded-brains.de>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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 <machine/rtems-bsd-config.h>
#include <machine/rtems-bsd-thread.h>
#include <machine/rtems-bsd-support.h>

#include <rtems/bsd/sys/param.h>
#include <rtems/bsd/sys/types.h>
#include <sys/systm.h>
#include <rtems/bsd/sys/lock.h>
#include <sys/mutex.h>
#include <sys/callout.h>
#include <sys/condvar.h>
#include <sys/proc.h>

#include <rtems/bsd/bsd.h>
#include <rtems/shell.h>

static void
rtems_bsd_dump_mtx(void)
{
        rtems_chain_control *chain = &rtems_bsd_mtx_chain;
        rtems_chain_node *node = rtems_chain_first(chain);

        printf("mtx dump:\n");

        while (!rtems_chain_is_tail(chain, node)) {
                struct lock_object *lo = (struct lock_object *) node;

                printf("\t%s: 0x%08x\n", lo->lo_name, lo->lo_id);

                node = rtems_chain_next(node);
        }
}

static void
rtems_bsd_dump_sx(void)
{
        rtems_chain_control *chain = &rtems_bsd_sx_chain;
        rtems_chain_node *node = rtems_chain_first(chain);

        printf("sx dump:\n");

        while (!rtems_chain_is_tail(chain, node)) {
                struct lock_object *lo = (struct lock_object *) node;

                printf("\t%s: 0x%08x\n", lo->lo_name, lo->lo_id);

                node = rtems_chain_next(node);
        }
}

static void
rtems_bsd_dump_condvar(void)
{
        rtems_chain_control *chain = &rtems_bsd_condvar_chain;
        rtems_chain_node *node = rtems_chain_first(chain);

        printf("condvar dump:\n");

        while (!rtems_chain_is_tail(chain, node)) {
                struct cv *cv = (struct cv *) node;

                printf("\t%s: 0x%08x\n", cv->cv_description, cv->cv_id);

                node = rtems_chain_next(node);
        }
}

static void
rtems_bsd_dump_thread(void)
{
        const rtems_chain_control *chain = &rtems_bsd_thread_chain;
        const rtems_chain_node *node = rtems_chain_immutable_first(chain);

        printf("thread dump:\n");

        while (!rtems_chain_is_tail(chain, node)) {
                const struct thread *td = (const struct thread *) node;

                printf("\t%s: 0x%08x\n", td->td_name, rtems_bsd_get_task_id(td));

                node = rtems_chain_immutable_next(node);
        }
}

static const char rtems_bsd_usage [] =
        "bsd {all|mtx|sx|condvar|thread|callout}";

#define CMP(s) all || strcasecmp(argv [1], s) == 0

static int
rtems_bsd_info(int argc, char **argv)
{
        bool usage = true;

        if (argc == 2) {
                bool all = false;

                if (CMP("all")) {
                        all = true;
                }

                if (CMP("mtx")) {
                        rtems_bsd_dump_mtx();
                        usage = false;
                }
                if (CMP("sx")) {
                        rtems_bsd_dump_sx();
                        usage = false;
                }
                if (CMP("condvar")) {
                        rtems_bsd_dump_condvar();
                        usage = false;
                }
                if (CMP("thread")) {
                        rtems_bsd_dump_thread();
                        usage = false;
                }
        }

        if (usage) {
                puts(rtems_bsd_usage);
        }

        return 0;
}

static rtems_shell_cmd_t rtems_bsd_info_command = {
        .name = "bsd",
        .usage = rtems_bsd_usage,
        .topic = "bsp",
        .command = rtems_bsd_info,
        .alias = NULL,
        .next = NULL
};

void
rtems_bsd_shell_initialize(void)
{
        rtems_shell_add_cmd_struct(&rtems_bsd_info_command);
}