NetBSD/sys/arch/evbmips/gdium/mainbus.c

134 lines
3.7 KiB
C

/* $NetBSD: mainbus.c,v 1.3 2009/08/11 02:32:38 matt Exp $ */
/*
* Copyright 2002 Wasabi Systems, Inc.
* All rights reserved.
*
* Written by Simon Burge for Wasabi Systems, Inc.
*
* 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 for the NetBSD Project by
* Wasabi Systems, Inc.
* 4. The name of Wasabi Systems, Inc. may not be used to endorse
* or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``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 WASABI SYSTEMS, INC
* 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 1.3 2009/08/11 02:32:38 matt Exp $");
#include "opt_pci.h"
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#if defined(PCI_NETBSD_CONFIGURE)
#include <sys/extent.h>
#include <sys/malloc.h>
#endif
#include <dev/pci/pcivar.h>
#if defined(PCI_NETBSD_CONFIGURE)
#include <dev/pci/pciconf.h>
#endif
#include <mips/cache.h>
#include <mips/cpuregs.h>
#include <mips/bonito/bonitoreg.h>
#include <evbmips/gdium/gdiumvar.h>
#include "locators.h"
#include "pci.h"
static int mainbus_match(device_t, cfdata_t, void *);
static void mainbus_attach(device_t, device_t, void *);
static int mainbus_print(void *, const char *);
CFATTACH_DECL_NEW(mainbus, 0,
mainbus_match, mainbus_attach, NULL, NULL);
/* There can be only one. */
static bool mainbus_found;
const char * const mainbusdevs[] = {
"cpu",
"bonito",
#if 0
"i2c",
"gpio",
#endif
};
static int
mainbus_match(device_t parent, cfdata_t match, void *aux)
{
if (mainbus_found)
return (0);
return (1);
}
static void
mainbus_attach(device_t parent, device_t self, void *aux)
{
size_t i;
mainbus_found = true;
aprint_normal("\n");
#if defined(PCI_NETBSD_CONFIGURE)
{
struct extent *ioext, *memext;
ioext = extent_create("pciio", 0x00001000, 0x00003fff,
M_DEVBUF, NULL, 0, EX_NOWAIT);
memext = extent_create("pcimem", 0, BONITO_PCILO_SIZE,
M_DEVBUF, NULL, 0, EX_NOWAIT);
pci_configure_bus(&gdium_configuration.gc_pc, ioext, memext,
NULL, 0, mips_dcache_align);
extent_destroy(ioext);
extent_destroy(memext);
}
#endif /* PCI_NETBSD_CONFIGURE */
for (i = 0; i < __arraycount(mainbusdevs); i++) {
struct mainbus_attach_args maa;
maa.maa_name = mainbusdevs[i];
(void) config_found(self, &maa, mainbus_print);
}
}
static int
mainbus_print(void *aux, const char *pnp)
{
struct mainbus_attach_args *maa = aux;
if (pnp)
aprint_normal("%s at %s", maa->maa_name, pnp);
return UNCONF;
}