2bc9b4e2be
are generally only at the toplevel of the OFW tree, and are best handled by the code that configures the toplevel (which often needs special handling anyway).
113 lines
3.4 KiB
C
113 lines
3.4 KiB
C
/* $NetBSD: ofbus.c,v 1.11 2001/10/22 14:36:55 thorpej Exp $ */
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/*
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* Copyright (C) 1995, 1996 Wolfgang Solfrank.
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* Copyright (C) 1995, 1996 TooLs GmbH.
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* All rights reserved.
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by TooLs GmbH.
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* 4. The name of TooLs GmbH may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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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 <dev/ofw/openfirm.h>
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int ofbus_match __P((struct device *, struct cfdata *, void *));
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void ofbus_attach __P((struct device *, struct device *, void *));
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static int ofbus_print __P((void *, const char *));
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struct cfattach ofbus_ca = {
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sizeof(struct device), ofbus_match, ofbus_attach
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};
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static int
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ofbus_print(aux, pnp)
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void *aux;
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const char *pnp;
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{
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struct ofbus_attach_args *oba = aux;
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char name[64];
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(void)of_packagename(oba->oba_phandle, name, sizeof name);
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if (pnp)
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printf("%s at %s", name, pnp);
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else
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printf(" (%s)", name);
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return UNCONF;
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}
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int
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ofbus_match(parent, cf, aux)
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struct device *parent;
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struct cfdata *cf;
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void *aux;
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{
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struct ofbus_attach_args *oba = aux;
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if (strcmp(oba->oba_busname, "ofw"))
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return (0);
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if (!OF_child(oba->oba_phandle))
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return (0);
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return (1);
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}
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void
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ofbus_attach(parent, dev, aux)
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struct device *parent, *dev;
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void *aux;
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{
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int child;
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char name[5];
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struct ofbus_attach_args *oba = aux;
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struct ofbus_attach_args oba2;
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int units;
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printf("\n");
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/*
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* This is a hack to make the probe work on the scsi (and ide) bus.
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* YES, I THINK IT IS A BUG IN THE OPENFIRMWARE TO NOT PROBE ALL
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* DEVICES ON THESE BUSSES.
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*/
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units = 1;
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if (OF_getprop(oba->oba_phandle, "name", name, sizeof name) > 0) {
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if (!strcmp(name, "scsi"))
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units = 7; /* What about wide or hostid != 7? XXX */
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else if (!strcmp(name, "ide"))
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units = 2;
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}
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for (child = OF_child(oba->oba_phandle); child != 0;
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child = OF_peer(child)) {
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oba2.oba_busname = "ofw";
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oba2.oba_phandle = child;
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for (oba2.oba_unit = 0; oba2.oba_unit < units; oba2.oba_unit++)
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config_found(dev, &oba2, ofbus_print);
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}
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}
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