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124 lines
3.3 KiB
C
124 lines
3.3 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2013-2014 Qlogic 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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*
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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 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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/*
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* File: qls_ioctl.c
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* Author : David C Somayajulu, Qlogic Corporation, Aliso Viejo, CA 92656.
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*/
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#include <sys/cdefs.h>
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#include "qls_os.h"
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#include "qls_hw.h"
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#include "qls_def.h"
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#include "qls_inline.h"
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#include "qls_glbl.h"
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#include "qls_ioctl.h"
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#include "qls_dump.h"
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extern qls_mpi_coredump_t ql_mpi_coredump;
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static int qls_eioctl(struct cdev *dev, u_long cmd, caddr_t data, int fflag,
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struct thread *td);
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static struct cdevsw qla_cdevsw = {
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.d_version = D_VERSION,
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.d_ioctl = qls_eioctl,
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.d_name = "qlxge",
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};
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int
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qls_make_cdev(qla_host_t *ha)
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{
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ha->ioctl_dev = make_dev(&qla_cdevsw,
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if_getdunit(ha->ifp),
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UID_ROOT,
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GID_WHEEL,
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0600,
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"%s",
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if_name(ha->ifp));
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if (ha->ioctl_dev == NULL)
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return (-1);
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ha->ioctl_dev->si_drv1 = ha;
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return (0);
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}
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void
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qls_del_cdev(qla_host_t *ha)
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{
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if (ha->ioctl_dev != NULL)
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destroy_dev(ha->ioctl_dev);
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return;
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}
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static int
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qls_eioctl(struct cdev *dev, u_long cmd, caddr_t data, int fflag,
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struct thread *td)
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{
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qla_host_t *ha;
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int rval = 0;
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qls_mpi_dump_t *mpi_dump;
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if ((ha = (qla_host_t *)dev->si_drv1) == NULL)
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return ENXIO;
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switch(cmd) {
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case QLA_MPI_DUMP:
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mpi_dump = (qls_mpi_dump_t *)data;
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if (mpi_dump->size == 0) {
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mpi_dump->size = sizeof (qls_mpi_coredump_t);
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} else {
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if ((mpi_dump->size != sizeof (qls_mpi_coredump_t)) ||
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(mpi_dump->dbuf == NULL))
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rval = EINVAL;
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else {
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if (qls_mpi_core_dump(ha) == 0) {
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rval = copyout(&ql_mpi_coredump,
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mpi_dump->dbuf,
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mpi_dump->size);
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} else
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rval = ENXIO;
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if (rval) {
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device_printf(ha->pci_dev,
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"%s: mpidump failed[%d]\n",
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__func__, rval);
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}
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}
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}
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break;
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default:
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break;
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}
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return rval;
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}
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