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4168 svoboda 1
/* Copyright (c) 2008, Tim Post <tinkertim@gmail.com>
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions are met:
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 *
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 * Redistributions of source code must retain the above copyright notice, this
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 * list of conditions and the following disclaimer.
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 *
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 * Redistributions in binary form must reproduce the above copyright notice,
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 * this list of conditions and the following disclaimer in the documentation
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 * and/or other materials provided with the distribution.
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 *
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 * Neither the name of the original program's authors nor the names of its
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 * contributors may be used to endorse or promote products derived from this
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 * software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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 * POSSIBILITY OF SUCH DAMAGE.
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 */
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#include <stdio.h>
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#include <stdlib.h>
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#include <io/console.h>
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#include <vfs/vfs.h>
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#include "config.h"
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#include "util.h"
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#include "errors.h"
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#include "entry.h"
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#include "kcon.h"
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#include "cmds.h"
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static char *cmdname = "kcon";
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/* Dispays help for kcon in various levels */
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void help_cmd_kcon(unsigned int level)
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{
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    printf("`kcon' switches to the kernel debug console.\n");
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    if (level != HELP_SHORT) {
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        printf("Usage:  %s\n", cmdname);
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    }
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    return;
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}
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/* Main entry point for kcon, accepts an array of arguments */
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int cmd_kcon(char **argv)
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{
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    unsigned int argc;
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    argc = cli_count_args(argv);
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    if (argc != 1) {
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        printf("%s - incorrect number of arguments. Try `%s --help'\n",
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            cmdname, cmdname);
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        return CMD_FAILURE;
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    }
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    console_kcon_enable(fphone(stdout));
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    return CMD_SUCCESS;
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}
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