/* $NetBSD: mainbus.c,v 1.22 2021/08/07 16:18:47 thorpej Exp $ */
/*
* Copyright (c) 2000 Soren S. Jorvang. 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 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 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: mainbus.c,v 1.22 2021/08/07 16:18:47 thorpej Exp $");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <mips/cpuregs.h>
#include <machine/autoconf.h>
#include "locators.h"
static int mainbus_match(device_t, cfdata_t, void *);
static void mainbus_attach(device_t, device_t, void *);
static int mainbus_search(device_t, cfdata_t,
const int *, void *);
int mainbus_print(void *, const char *);
CFATTACH_DECL_NEW(mainbus, 0,
mainbus_match, mainbus_attach, NULL, NULL);
extern struct mips_bus_space cobalt_bs;
static int
mainbus_match(device_t parent, cfdata_t cf, void *aux)
{
return 1;
}
static void
mainbus_attach(device_t parent, device_t self, void *aux)
{
struct mainbus_attach_args ma;
aprint_normal("\n");
config_search(self, &ma,
CFARGS(.search = mainbus_search));
}
static int
mainbus_search(device_t parent, cfdata_t cf, const int *ldesc, void *aux)
{
struct mainbus_attach_args *ma = aux;
do {
ma->ma_addr = cf->cf_loc[MAINBUSCF_ADDR];
ma->ma_iot = &cobalt_bs;
ma->ma_level = cf->cf_loc[MAINBUSCF_LEVEL];
ma->ma_irq = cf->cf_loc[MAINBUSCF_IRQ];
if (config_probe(parent, cf, ma))
config_attach(parent, cf, ma, mainbus_print, CFARGS_NONE);
} while (cf->cf_fstate == FSTATE_STAR);
return 0;
}
int
mainbus_print(void *aux, const char *pnp)
{
struct mainbus_attach_args *ma = aux;
if (pnp != 0)
return QUIET;
if (ma->ma_addr != MAINBUSCF_ADDR_DEFAULT)
aprint_normal(" addr 0x%"PRIxBUSADDR, ma->ma_addr);
if (ma->ma_level != MAINBUSCF_LEVEL_DEFAULT)
aprint_normal(" level %d", ma->ma_level);
if (ma->ma_irq != MAINBUSCF_IRQ_DEFAULT)
aprint_normal(" irq %d", ma->ma_irq);
return UNCONF;
}