85 lines
2.3 KiB
C
85 lines
2.3 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (C) 2012-2013 Intel Corporation
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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
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* 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 AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#include <sys/param.h>
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#include <sys/ioccom.h>
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#include <err.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sysexits.h>
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#include <unistd.h>
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#include "nvmecontrol.h"
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static struct options {
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const char *dev;
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} opt = {
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.dev = NULL
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};
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static const struct args args[] = {
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{ arg_string, &opt.dev, "controller-id|namespace-id" },
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{ arg_none, NULL, NULL },
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};
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static void
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reset(const struct cmd *f, int argc, char *argv[])
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{
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int fd;
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char *path;
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uint32_t nsid;
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if (arg_parse(argc, argv, f))
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return;
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open_dev(opt.dev, &fd, 1, 1);
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get_nsid(fd, &path, &nsid);
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if (nsid != 0) {
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close(fd);
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open_dev(path, &fd, 1, 1);
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}
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free(path);
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if (ioctl(fd, NVME_RESET_CONTROLLER) < 0)
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err(EX_IOERR, "reset request to %s failed", opt.dev);
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exit(0);
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}
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static struct cmd reset_cmd = {
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.name = "reset",
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.fn = reset,
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.descr = "Perform a controller-level reset",
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.args = args,
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};
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CMD_COMMAND(reset_cmd);
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