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116 lines
3.4 KiB
C
116 lines
3.4 KiB
C
/* $NetBSD: ebus.c,v 1.2 2011/06/12 03:52:13 tsutsui Exp $ */
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/*-
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* Copyright (c) 2010 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code was written by Alessandro Forin and Neil Pittman
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* at Microsoft Research and contributed to The NetBSD Foundation
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* by Microsoft Corporation.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
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__KERNEL_RCSID(0, "$NetBSD: ebus.c,v 1.2 2011/06/12 03:52:13 tsutsui Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/device.h>
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#include <machine/sysconf.h>
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#include <emips/ebus/ebusvar.h>
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#include <emips/emips/machdep.h>
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#include "locators.h"
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void
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ebusattach(device_t parent, device_t self, void *aux)
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{
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struct ebus_dev_attach_args *ida = aux;
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struct ebus_attach_args *ia;
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void *addr;
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int i;
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int locs[EBUSCF_NLOCS];
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printf("\n");
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/*
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* Loop through the devices and attach them. If a probe-size
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* is specified, it's an optional item on the platform and
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* do a badaddr() test to make sure it's there.
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*/
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for (i = 0; i < ida->ida_ndevs; i++) {
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ia = &ida->ida_devs[i];
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#if 0 // DEBUG
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printf("PROBING %s %d@%x i=%d\n",
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ia->ia_name, ia->ia_basz, ia->ia_paddr, ia->ia_cookie);
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#endif
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if (ia->ia_basz != 0) {
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addr = (void *)mips_map_physmem(ia->ia_paddr,
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ia->ia_basz);
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if (addr == NULL) {
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printf("Failed to map %s: phys %x size %d\n",
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ia->ia_name, ia->ia_paddr, ia->ia_basz);
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continue;
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}
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ia->ia_vaddr = addr;
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#if 0 // DEBUG
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printf("MAPPED at %p\n", ia->ia_vaddr);
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#endif
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}
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locs[EBUSCF_ADDR] = ia->ia_paddr;
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if (NULL == config_found_sm_loc(self, "ebus", locs, ia,
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ebusprint, config_stdsubmatch)) {
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/* do we need to say anything? */
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if (ia->ia_basz != 0) {
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mips_unmap_physmem((vaddr_t)ia->ia_vaddr,
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ia->ia_basz);
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}
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}
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}
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}
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int
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ebusprint(void *aux, const char *pnp)
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{
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struct ebus_attach_args *ia = aux;
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if (pnp)
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aprint_normal("%s at %s", ia->ia_name, pnp);
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aprint_normal(" addr 0x%x", ia->ia_paddr);
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return UNCONF;
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}
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void
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ebus_intr_establish(device_t dev, void *cookie, int level,
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int (*handler)(void *, void *), void *arg)
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{
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(*platform.intr_establish)(dev, cookie, level, handler, arg);
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}
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