/*      $NetBSD: rump_dev.c,v 1.29 2023/04/23 07:03:30 riastradh Exp $  */

/*
* Copyright (c) 2009 Antti Kantee.  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 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>
__KERNEL_RCSID(0, "$NetBSD: rump_dev.c,v 1.29 2023/04/23 07:03:30 riastradh Exp $");

#include <sys/param.h>
#include <sys/device.h>

#include <rump-sys/kern.h>
#include <rump-sys/dev.h>

int rumpdev_do_sys_sync_stub(struct lwp *);
int
rumpdev_do_sys_sync_stub(struct lwp *l)
{
       return 0;
}
__weak_alias(do_sys_sync,rumpdev_do_sys_sync_stub);

int rumpdev_vfs_syncwait_stub(void);
int
rumpdev_vfs_syncwait_stub(void)
{
       return 0;
}
__weak_alias(vfs_syncwait,rumpdev_vfs_syncwait_stub);

const char *rootspec = "rump0a"; /* usually comes from config */

RUMP_COMPONENT(RUMP__FACTION_DEV)
{
       extern int cold;

       pmf_init();

       KERNEL_LOCK(1, curlwp);

       rump_mainbus_init();

       rump_component_init(RUMP_COMPONENT_DEV);

       rump_pdev_finalize();

       cold = 0;

       /*
        * XXX: does the "if" make any sense?  What if someone wants
        * to dynamically load a driver later on?
        */
       if (rump_component_count(RUMP_COMPONENT_DEV) > 0
           || rump_component_count(RUMP_COMPONENT_DEV_AFTERMAINBUS) > 0) {
               rump_mainbus_attach();
               if (config_rootfound("mainbus", NULL) == NULL)
                       panic("no mainbus");

               rump_component_init(RUMP_COMPONENT_DEV_AFTERMAINBUS);
       }
       config_finalize();

       KERNEL_UNLOCK_LAST(curlwp);

       /* if there is a vfs, perform activity deferred until mountroot */
       if (rump_component_count(RUMP__FACTION_VFS)) {
               config_create_mountrootthreads();
               yield();
       }
}

void
cpu_rootconf(void)
{

       panic("%s: unimplemented", __func__);
}

void
cpu_bootconf(void)
{
}

void
device_register(device_t dev, void *v)
{

       /* nada */
}

void
device_register_post_config(device_t dev, void *v)
{

       /* nada */
}