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/* $OpenBSD: autoconf.c,v 1.4 2016/04/10 12:24:13 jsg Exp $ */
/* $NetBSD: autoconf.c,v 1.2 2001/09/05 16:17:36 matt Exp $ */
/*
* Copyright (c) 1994-1998 Mark Brinicombe.
* Copyright (c) 1994 Brini.
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Mark Brinicombe for
* the NetBSD project.
* 4. The name of the company nor the name of the author may be used to
* endorse or promote products derived from this software without specific
* prior written permission.
*
* 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.
*
* RiscBSD kernel project
*
* autoconf.c
*
* Autoconfiguration functions
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/reboot.h>
#include <sys/disklabel.h>
#include <sys/device.h>
#include <sys/conf.h>
#include <sys/kernel.h>
#include <machine/bootconfig.h>
#include <machine/intr.h>
#include <machine/bus.h>
#include <armv7/armv7/armv7_machdep.h>
struct device *bootdv = NULL;
extern char *hw_prod;
void dumpconf(void);
void
device_register(struct device *dev, void *aux)
{
}
/*
* void cpu_configure()
*
* Configure all the root devices
* The root devices are expected to configure their own children
*/
void
cpu_configure(void)
{
softintr_init();
/*
* Since various PCI interrupts could be routed via the ICU
* (for PCI devices in the bridge) we need to set up the ICU
* now so that these interrupts can be established correctly
* i.e. This is a hack.
*/
config_rootfound("mainbus", NULL);
/*
* We can not know which is our root disk, defer
* until we can checksum blocks to figure it out.
*/
cold = 0;
/* Time to start taking interrupts so lets open the flood gates .... */
(void)spl0();
}
/*
* Now that we are fully operational, we can checksum the
* disks, and using some heuristics, hopefully are able to
* always determine the correct root disk.
*/
void
diskconf(void)
{
dev_t tmpdev;
#if 0
/*
* Configure root, swap, and dump area. This is
* currently done by running the same checksum
* algorithm over all known disks, as was done in
* /boot. Then we basically fixup the *dev vars
* from the info we gleaned from this.
*/
dkcsumattach();
#endif
/* Lookup boot device from boot if not set by configuration */
if (bootdv == NULL) {
int len;
char *p;
/* boot_file is of the form wd0a:/bsd, we want 'wd0a' */
if ((p = strchr(boot_file, ':')) != NULL)
len = p - boot_file;
else
len = strlen(boot_file);
bootdv = parsedisk(boot_file, len, 0, &tmpdev);
}
if (bootdv == NULL)
printf("boot device: lookup '%s' failed.\n", boot_file);
else
printf("boot device: %s\n", bootdv->dv_xname);
setroot(bootdv, 0, RB_USERREQ);
dumpconf();
}
struct nam2blk nam2blk[] = {
{ "wd", 16 },
{ "sd", 24 },
{ "cd", 26 },
{ "rd", 18 },
{ "raid", 71 },
{ NULL, -1 }
};
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