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https://github.com/Stichting-MINIX-Research-Foundation/netbsd.git
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141 lines
3.7 KiB
C
141 lines
3.7 KiB
C
/* $NetBSD: autoconf.c,v 1.8 2013/09/20 16:49:00 pooka Exp $ */
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/*
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* Copyright (c) 2009 Antti Kantee. 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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: autoconf.c,v 1.8 2013/09/20 16:49:00 pooka Exp $");
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#include <sys/param.h>
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#include <sys/device.h>
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#include <sys/kernel.h>
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static int mainbus_match(device_t, cfdata_t, void *);
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static void mainbus_attach(device_t, device_t, void *);
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static int mainbus_search(device_t, cfdata_t, const int *, void *);
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struct mainbus_softc {
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int mb_nada;
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};
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/*
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* Initial lists as required by autoconf(9). The data from ioconf.c
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* is patched in by rump_mainbus_init().
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*/
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const struct cfattachinit cfattachinit[] = {
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{ NULL, NULL },
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};
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struct cfdata cfdata[] = {
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{ NULL, NULL, 0, FSTATE_NOTFOUND, NULL, 0, NULL}, /* replaced by init */
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{ NULL, NULL, 0, FSTATE_NOTFOUND, NULL, 0, NULL},
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};
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struct cfdriver * const cfdriver_list_initial[] = {
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NULL,
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};
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#include "ioconf.c"
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CFATTACH_DECL_NEW(mainbus, sizeof(struct mainbus_softc),
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mainbus_match, mainbus_attach, NULL, NULL);
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const short cfroots[] = {
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0, /* mainbus */
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-1
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};
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/* actually used */
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#define MAXPDEVS 256
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struct pdevinit pdevinit[MAXPDEVS] = {{NULL,0}, }; /* XXX: static limit */
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static int pdev_total = 0;
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#include "rump_dev_private.h"
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void
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rump_pdev_add(void (*pdev_attach)(int), int pdev_count)
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{
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struct pdevinit *pdev_new;
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KASSERT(cold);
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pdev_new = &pdevinit[pdev_total];
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pdev_new->pdev_attach = pdev_attach;
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pdev_new->pdev_count = pdev_count;
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pdev_total++;
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KASSERT(pdev_total < MAXPDEVS);
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}
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void
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rump_pdev_finalize()
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{
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rump_pdev_add(NULL, 0);
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}
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static int
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mainbus_match(device_t parent, cfdata_t match, void *aux)
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{
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return 1;
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}
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static void
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mainbus_attach(device_t parent, device_t self, void *aux)
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{
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aprint_normal("\n");
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config_search_ia(mainbus_search, self, "mainbus", NULL);
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}
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static int
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mainbus_search(device_t parent, cfdata_t cf, const int *ldesc, void *aux)
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{
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struct mainbus_attach_args maa;
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maa.maa_unit = cf->cf_unit;
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if (config_match(parent, cf, &maa) > 0)
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config_attach(parent, cf, &maa, NULL);
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return 0;
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}
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void
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rump_mainbus_init(void)
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{
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/* replace cfdata[0] to a state expected by autoconf(9) */
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memcpy(&cfdata[0], &cfdata_ioconf_mainbus[0], sizeof(cfdata[0]));
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}
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void
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rump_mainbus_attach(void)
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{
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const struct cfattachinit *cfai = &cfattach_ioconf_mainbus[0];
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config_cfdata_attach(cfdata, 0);
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config_cfdriver_attach(cfdriver_ioconf_mainbus[0]);
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config_cfattach_attach(cfai->cfai_name, cfai->cfai_list[0]);
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}
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