/*      $NetBSD: bootinfo.h,v 1.9 2015/09/30 14:14:32 phx Exp $ */

/*
 * Copyright (c) 1997
 *      Matthias Drochner.  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 ``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 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 _MACHINE_BOOTINFO_H_
#define _MACHINE_BOOTINFO_H_

#define BOOTINFO_MAGIC  0xb007babe

struct btinfo_common {
        int next;               /* offset of next item, or zero */
        int type;
};

#define BTINFO_MAGIC            1
#define BTINFO_MEMORY           2
#define BTINFO_CONSOLE          3
#define BTINFO_CLOCK            4
#define BTINFO_BOOTPATH         5
#define BTINFO_ROOTDEVICE       6
#define BTINFO_NET              7
#define BTINFO_PRODFAMILY       8
#define BTINFO_MODULELIST       9
#define BTINFO_MODEL            10

struct btinfo_magic {
        struct btinfo_common common;
        unsigned magic;
};

struct btinfo_memory {
        struct btinfo_common common;
        int memsize;
};

struct btinfo_console {
        struct btinfo_common common;
        char devname[8];
        int addr;
        int speed;
};

struct btinfo_clock {
        struct btinfo_common common;
        int ticks_per_sec;
};

struct btinfo_bootpath {
        struct btinfo_common common;
        char bootpath[80];
};

struct btinfo_rootdevice {
        struct btinfo_common common;
        char devname[16];
        unsigned cookie;
};

struct btinfo_net {
        struct btinfo_common common;
        char devname[16];
        unsigned cookie;
        uint8_t mac_address[6];
};

struct btinfo_prodfamily {
        struct btinfo_common common;
        char name[24];
};

struct btinfo_model {
        struct btinfo_common common;
        char name[28];
        unsigned flags;                 /* model specific flags */
/* Synology flags: */
#define BI_MODEL_CPLDVER_MASK   0x07
#define BI_MODEL_CPLD207        0x08
#define BI_MODEL_CPLD209        0x10
#define BI_MODEL_CPLD406        0x18
#define BI_MODEL_CPLD407        0x20
#define BI_MODEL_CPLD_MASK      0x38
#define BI_MODEL_THERMAL        0x40
};

struct btinfo_modulelist {
        struct btinfo_common common;
        int num;
        uint32_t endpa;
        /* bi_modulelist_entry follows as an array */
};

struct bi_modulelist_entry {
        char kmod[80];
        int type;
#define BI_MODULE_NONE          0x00
#define BI_MODULE_ELF           0x01
        int len;
        uint32_t base;
};

#define BOOTINFO_MAXSIZE 4096

#ifdef _KERNEL
void *lookup_bootinfo(int);
#endif

#endif  /* _MACHINE_BOOTINFO_H_ */