1d2b2128aSDoug Ambrisko /*- 2718cf2ccSPedro F. Giffuni * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3718cf2ccSPedro F. Giffuni * 4d2b2128aSDoug Ambrisko * Copyright (c) 2009 IronPort Systems Inc. <ambrisko@ironport.com> 5d2b2128aSDoug Ambrisko * All rights reserved. 6d2b2128aSDoug Ambrisko * 7d2b2128aSDoug Ambrisko * Redistribution and use in source and binary forms, with or without 8d2b2128aSDoug Ambrisko * modification, are permitted provided that the following conditions 9d2b2128aSDoug Ambrisko * are met: 10d2b2128aSDoug Ambrisko * 1. Redistributions of source code must retain the above copyright 11d2b2128aSDoug Ambrisko * notice, this list of conditions and the following disclaimer. 12d2b2128aSDoug Ambrisko * 2. Redistributions in binary form must reproduce the above copyright 13d2b2128aSDoug Ambrisko * notice, this list of conditions and the following disclaimer in the 14d2b2128aSDoug Ambrisko * documentation and/or other materials provided with the distribution. 15d2b2128aSDoug Ambrisko * 16d2b2128aSDoug Ambrisko * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17d2b2128aSDoug Ambrisko * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18d2b2128aSDoug Ambrisko * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19d2b2128aSDoug Ambrisko * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20d2b2128aSDoug Ambrisko * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21d2b2128aSDoug Ambrisko * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22d2b2128aSDoug Ambrisko * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23d2b2128aSDoug Ambrisko * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24d2b2128aSDoug Ambrisko * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25d2b2128aSDoug Ambrisko * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26d2b2128aSDoug Ambrisko * SUCH DAMAGE. 27d2b2128aSDoug Ambrisko */ 28d2b2128aSDoug Ambrisko 29d2b2128aSDoug Ambrisko #include <sys/cdefs.h> 30d2b2128aSDoug Ambrisko __FBSDID("$FreeBSD$"); 31d2b2128aSDoug Ambrisko 32d2b2128aSDoug Ambrisko /* 33d2b2128aSDoug Ambrisko * Linux ioctl handler for the ipmi device driver 34d2b2128aSDoug Ambrisko */ 35d2b2128aSDoug Ambrisko 36d2b2128aSDoug Ambrisko #include <sys/param.h> 37d2b2128aSDoug Ambrisko #include <sys/systm.h> 384a144410SRobert Watson #include <sys/capsicum.h> 39d2b2128aSDoug Ambrisko #include <sys/conf.h> 40d2b2128aSDoug Ambrisko #include <sys/kernel.h> 41d2b2128aSDoug Ambrisko #include <sys/module.h> 42d2b2128aSDoug Ambrisko #include <sys/file.h> 43d2b2128aSDoug Ambrisko #include <sys/proc.h> 44d2b2128aSDoug Ambrisko #ifdef __amd64__ 45d2b2128aSDoug Ambrisko #include <machine/../linux32/linux.h> 46d2b2128aSDoug Ambrisko #include <machine/../linux32/linux32_proto.h> 47d2b2128aSDoug Ambrisko #else 48d2b2128aSDoug Ambrisko #include <machine/../linux/linux.h> 49d2b2128aSDoug Ambrisko #include <machine/../linux/linux_proto.h> 50d2b2128aSDoug Ambrisko #endif 51d2b2128aSDoug Ambrisko #include <compat/linux/linux_ioctl.h> 52d2b2128aSDoug Ambrisko #include <sys/ioccom.h> 53d2b2128aSDoug Ambrisko #include <sys/ipmi.h> 54d2b2128aSDoug Ambrisko 55d2b2128aSDoug Ambrisko /* There are multiple ioctl number ranges that need to be handled */ 56d2b2128aSDoug Ambrisko #define IPMI_LINUX_IOCTL_MIN 0x690b 57d2b2128aSDoug Ambrisko #define IPMI_LINUX_IOCTL_MAX 0x6915 58d2b2128aSDoug Ambrisko 59d2b2128aSDoug Ambrisko /* Linux versions of ioctl's */ 60d2b2128aSDoug Ambrisko #define L_IPMICTL_RECEIVE_MSG_TRUNC _IOWR(IPMI_IOC_MAGIC, 11, struct ipmi_recv) 61d2b2128aSDoug Ambrisko #define L_IPMICTL_RECEIVE_MSG _IOWR(IPMI_IOC_MAGIC, 12, struct ipmi_recv) 62d2b2128aSDoug Ambrisko #define L_IPMICTL_SEND_COMMAND _IOW(IPMI_IOC_MAGIC, 13, struct ipmi_req) 63d2b2128aSDoug Ambrisko #define L_IPMICTL_REGISTER_FOR_CMD _IOW(IPMI_IOC_MAGIC, 14, struct ipmi_cmdspec) 64d2b2128aSDoug Ambrisko #define L_IPMICTL_UNREGISTER_FOR_CMD _IOW(IPMI_IOC_MAGIC, 15, struct ipmi_cmdspec) 65d2b2128aSDoug Ambrisko #define L_IPMICTL_SET_GETS_EVENTS_CMD _IOW(IPMI_IOC_MAGIC, 16, int) 66d2b2128aSDoug Ambrisko #define L_IPMICTL_SET_MY_ADDRESS_CMD _IOW(IPMI_IOC_MAGIC, 17, unsigned int) 67d2b2128aSDoug Ambrisko #define L_IPMICTL_GET_MY_ADDRESS_CMD _IOW(IPMI_IOC_MAGIC, 18, unsigned int) 68d2b2128aSDoug Ambrisko #define L_IPMICTL_SET_MY_LUN_CMD _IOW(IPMI_IOC_MAGIC, 19, unsigned int) 69d2b2128aSDoug Ambrisko #define L_IPMICTL_GET_MY_LUN_CMD _IOW(IPMI_IOC_MAGIC, 20, unsigned int) 70d2b2128aSDoug Ambrisko 71d2b2128aSDoug Ambrisko static linux_ioctl_function_t ipmi_linux_ioctl; 72d2b2128aSDoug Ambrisko static struct linux_ioctl_handler ipmi_linux_handler = {ipmi_linux_ioctl, 73d2b2128aSDoug Ambrisko IPMI_LINUX_IOCTL_MIN, 74d2b2128aSDoug Ambrisko IPMI_LINUX_IOCTL_MAX}; 75d2b2128aSDoug Ambrisko 76d2b2128aSDoug Ambrisko SYSINIT (ipmi_linux_register, SI_SUB_KLD, SI_ORDER_MIDDLE, 77d2b2128aSDoug Ambrisko linux_ioctl_register_handler, &ipmi_linux_handler); 78d2b2128aSDoug Ambrisko SYSUNINIT(ipmi_linux_unregister, SI_SUB_KLD, SI_ORDER_MIDDLE, 79d2b2128aSDoug Ambrisko linux_ioctl_unregister_handler, &ipmi_linux_handler); 80d2b2128aSDoug Ambrisko 81d2b2128aSDoug Ambrisko static int 82d2b2128aSDoug Ambrisko ipmi_linux_modevent(module_t mod, int type, void *data) 83d2b2128aSDoug Ambrisko { 84d2b2128aSDoug Ambrisko /* Do we care about any specific load/unload actions? */ 85d2b2128aSDoug Ambrisko return (0); 86d2b2128aSDoug Ambrisko } 87d2b2128aSDoug Ambrisko 88d2b2128aSDoug Ambrisko DEV_MODULE(ipmi_linux, ipmi_linux_modevent, NULL); 89d2b2128aSDoug Ambrisko MODULE_DEPEND(ipmi_linux, linux, 1, 1, 1); 90d2b2128aSDoug Ambrisko 91d2b2128aSDoug Ambrisko static int 92d2b2128aSDoug Ambrisko ipmi_linux_ioctl(struct thread *td, struct linux_ioctl_args *args) 93d2b2128aSDoug Ambrisko { 947008be5bSPawel Jakub Dawidek cap_rights_t rights; 95d2b2128aSDoug Ambrisko struct file *fp; 96d2b2128aSDoug Ambrisko u_long cmd; 97d2b2128aSDoug Ambrisko int error; 98d2b2128aSDoug Ambrisko 99*6b3a9a0fSMateusz Guzik error = fget(td, args->fd, cap_rights_init_one(&rights, CAP_IOCTL), 100*6b3a9a0fSMateusz Guzik &fp); 1017008be5bSPawel Jakub Dawidek if (error != 0) 102d2b2128aSDoug Ambrisko return (error); 103d2b2128aSDoug Ambrisko cmd = args->cmd; 104d2b2128aSDoug Ambrisko 105d2b2128aSDoug Ambrisko switch(cmd) { 106d2b2128aSDoug Ambrisko case L_IPMICTL_GET_MY_ADDRESS_CMD: 107d2b2128aSDoug Ambrisko cmd = IPMICTL_GET_MY_ADDRESS_CMD; 108d2b2128aSDoug Ambrisko break; 109d2b2128aSDoug Ambrisko case L_IPMICTL_GET_MY_LUN_CMD: 110d2b2128aSDoug Ambrisko cmd = IPMICTL_GET_MY_LUN_CMD; 111d2b2128aSDoug Ambrisko break; 112d2b2128aSDoug Ambrisko } 113d2b2128aSDoug Ambrisko /* 114d2b2128aSDoug Ambrisko * Pass the ioctl off to our standard handler. 115d2b2128aSDoug Ambrisko */ 116d2b2128aSDoug Ambrisko error = (fo_ioctl(fp, cmd, (caddr_t)args->arg, td->td_ucred, td)); 117d2b2128aSDoug Ambrisko fdrop(fp, td); 118d2b2128aSDoug Ambrisko return (error); 119d2b2128aSDoug Ambrisko } 120