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/*-
* Copyright (c) 2009 IronPort Systems Inc. <ambrisko@ironport.com>
* All rights reserved.
*
* 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 <sys/cdefs.h>
__FBSDID("$FreeBSD$");
/*
* Linux ioctl handler for the ipmi device driver
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/capsicum.h>
#include <sys/conf.h>
#include <sys/kernel.h>
#include <sys/module.h>
#include <sys/file.h>
#include <sys/proc.h>
#ifdef __amd64__
#include <machine/../linux32/linux.h>
#include <machine/../linux32/linux32_proto.h>
#else
#include <machine/../linux/linux.h>
#include <machine/../linux/linux_proto.h>
#endif
#include <compat/linux/linux_ioctl.h>
#include <sys/ioccom.h>
#include <sys/ipmi.h>
/* There are multiple ioctl number ranges that need to be handled */
#define IPMI_LINUX_IOCTL_MIN 0x690b
#define IPMI_LINUX_IOCTL_MAX 0x6915
/* Linux versions of ioctl's */
#define L_IPMICTL_RECEIVE_MSG_TRUNC _IOWR(IPMI_IOC_MAGIC, 11, struct ipmi_recv)
#define L_IPMICTL_RECEIVE_MSG _IOWR(IPMI_IOC_MAGIC, 12, struct ipmi_recv)
#define L_IPMICTL_SEND_COMMAND _IOW(IPMI_IOC_MAGIC, 13, struct ipmi_req)
#define L_IPMICTL_REGISTER_FOR_CMD _IOW(IPMI_IOC_MAGIC, 14, struct ipmi_cmdspec)
#define L_IPMICTL_UNREGISTER_FOR_CMD _IOW(IPMI_IOC_MAGIC, 15, struct ipmi_cmdspec)
#define L_IPMICTL_SET_GETS_EVENTS_CMD _IOW(IPMI_IOC_MAGIC, 16, int)
#define L_IPMICTL_SET_MY_ADDRESS_CMD _IOW(IPMI_IOC_MAGIC, 17, unsigned int)
#define L_IPMICTL_GET_MY_ADDRESS_CMD _IOW(IPMI_IOC_MAGIC, 18, unsigned int)
#define L_IPMICTL_SET_MY_LUN_CMD _IOW(IPMI_IOC_MAGIC, 19, unsigned int)
#define L_IPMICTL_GET_MY_LUN_CMD _IOW(IPMI_IOC_MAGIC, 20, unsigned int)
static linux_ioctl_function_t ipmi_linux_ioctl;
static struct linux_ioctl_handler ipmi_linux_handler = {ipmi_linux_ioctl,
IPMI_LINUX_IOCTL_MIN,
IPMI_LINUX_IOCTL_MAX};
SYSINIT (ipmi_linux_register, SI_SUB_KLD, SI_ORDER_MIDDLE,
linux_ioctl_register_handler, &ipmi_linux_handler);
SYSUNINIT(ipmi_linux_unregister, SI_SUB_KLD, SI_ORDER_MIDDLE,
linux_ioctl_unregister_handler, &ipmi_linux_handler);
static int
ipmi_linux_modevent(module_t mod, int type, void *data)
{
/* Do we care about any specific load/unload actions? */
return (0);
}
DEV_MODULE(ipmi_linux, ipmi_linux_modevent, NULL);
MODULE_DEPEND(ipmi_linux, linux, 1, 1, 1);
static int
ipmi_linux_ioctl(struct thread *td, struct linux_ioctl_args *args)
{
cap_rights_t rights;
struct file *fp;
u_long cmd;
int error;
error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp);
if (error != 0)
return (error);
cmd = args->cmd;
switch(cmd) {
case L_IPMICTL_GET_MY_ADDRESS_CMD:
cmd = IPMICTL_GET_MY_ADDRESS_CMD;
break;
case L_IPMICTL_GET_MY_LUN_CMD:
cmd = IPMICTL_GET_MY_LUN_CMD;
break;
}
/*
* Pass the ioctl off to our standard handler.
*/
error = (fo_ioctl(fp, cmd, (caddr_t)args->arg, td->td_ucred, td));
fdrop(fp, td);
return (error);
}
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