/*      $NetBSD: ipmi.h,v 1.2 2024/12/04 15:25:30 riastradh Exp $       */

/*-
 * Copyright (c) 2019 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Michael van Elst
 *
 * 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
 */

#ifndef _SYS_IPMI_H_
#define _SYS_IPMI_H_

#include <sys/ioccom.h>

#define IPMI_MAX_ADDR_SIZE              0x20
#define IPMI_MAX_RX                     1024
#define IPMI_BMC_SLAVE_ADDR             0x20
#define IPMI_BMC_CHANNEL                0x0f
#define IPMI_BMC_SMS_LUN                0x02

#define IPMI_SYSTEM_INTERFACE_ADDR_TYPE 0x0c
#define IPMI_IPMB_ADDR_TYPE             0x01
#define IPMI_IPMB_BROADCAST_ADDR_TYPE   0x41

struct ipmi_msg {
        unsigned char   netfn;
        unsigned char   cmd;
        unsigned short  data_len;
        unsigned char   *data;
};

struct ipmi_req {
        unsigned char   *addr;
        unsigned int    addr_len;
        long            msgid;
        struct ipmi_msg msg;
};

struct ipmi_recv {
        int             recv_type;
#define IPMI_RESPONSE_RECV_TYPE         1
#define IPMI_ASYNC_EVENT_RECV_TYPE      2
#define IPMI_CMD_RECV_TYPE              3
        unsigned char   *addr;
        unsigned int    addr_len;
        long            msgid;
        struct ipmi_msg msg;
};

struct ipmi_cmdspec {
        unsigned char   netfn;
        unsigned char   cmd;
};

struct ipmi_addr {
        int             addr_type;
        short           channel;
        unsigned char   data[IPMI_MAX_ADDR_SIZE];
};

struct ipmi_system_interface_addr {
        int             addr_type;
        short           channel;
        unsigned char   lun;
};

struct ipmi_ipmb_addr {
        int             addr_type;
        short           channel;
        unsigned char   slave_addr;
        unsigned char   lun;
};

#define IPMICTL_RECEIVE_MSG_TRUNC       _IOWR('i', 11, struct ipmi_recv)
#define IPMICTL_RECEIVE_MSG             _IOWR('i', 12, struct ipmi_recv)
#define IPMICTL_SEND_COMMAND            _IOW('i', 13, struct ipmi_req)
#define IPMICTL_REGISTER_FOR_CMD        _IOW('i', 14, struct ipmi_cmdspec)
#define IPMICTL_UNREGISTER_FOR_CMD      _IOW('i', 15, struct ipmi_cmdspec)
#define IPMICTL_SET_GETS_EVENTS_CMD     _IOW('i', 16, int)
#define IPMICTL_SET_MY_ADDRESS_CMD      _IOW('i', 17, unsigned int)
#define IPMICTL_GET_MY_ADDRESS_CMD      _IOR('i', 18, unsigned int)
#define IPMICTL_SET_MY_LUN_CMD          _IOW('i', 19, unsigned int)
#define IPMICTL_GET_MY_LUN_CMD          _IOR('i', 20, unsigned int)

#endif /* !_SYS_IPMI_H_ */