Add ``hypervisor at mainbus'' and attach all devices provided by the
hypervisor to it instead of mainbus.
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cl
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/* $NetBSD: hypervisor.c,v 1.1 2004/04/24 17:45:38 cl Exp $ */
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/*
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*
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* Copyright (c) 2004 Christian Limpach.
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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 Christian Limpach.
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* 4. The name of the author 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 THE AUTHOR ``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 THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: hypervisor.c,v 1.1 2004/04/24 17:45:38 cl 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 "xenc.h"
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#include "xennet.h"
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#include "xbd.h"
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#include "npx.h"
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#include "opt_xen.h"
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#include <machine/xen.h>
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#include <machine/hypervisor.h>
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#if NXENNET > 0
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#include <net/if.h>
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#include <net/if_ether.h>
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#include <net/if_media.h>
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#include <machine/if_xennetvar.h>
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#endif
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#if NXBD > 0
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#include <sys/buf.h>
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#include <sys/disk.h>
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#include <dev/dkvar.h>
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#include <machine/xbdvar.h>
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#endif
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int hypervisor_match(struct device *, struct cfdata *, void *);
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void hypervisor_attach(struct device *, struct device *, void *);
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CFATTACH_DECL(hypervisor, sizeof(struct device),
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hypervisor_match, hypervisor_attach, NULL, NULL);
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int hypervisor_print(void *, const char *);
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union hypervisor_attach_cookie {
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const char *hac_device; /* first elem of all */
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#if NXENC > 0
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struct xenc_attach_args hac_xenc;
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#endif
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#if NXENNET > 0
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struct xennet_attach_args hac_xennet;
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#endif
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#if NXBD > 0
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struct xbd_attach_args hac_xbd;
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#endif
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#if NNPX > 0
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struct xen_npx_attach_args hac_xennpx;
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#endif
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};
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/*
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* Probe for the hypervisor; always succeeds.
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*/
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int
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hypervisor_match(parent, match, aux)
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struct device *parent;
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struct cfdata *match;
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void *aux;
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{
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struct hypervisor_attach_args *haa = aux;
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if (strcmp(haa->haa_busname, "hypervisor") == 0)
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return 1;
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return 0;
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}
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/*
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* Attach the hypervisor.
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*/
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void
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hypervisor_attach(parent, self, aux)
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struct device *parent, *self;
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void *aux;
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{
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union hypervisor_attach_cookie hac;
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printf("\n");
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#if NXENC > 0
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hac.hac_xenc.xa_device = "xenc";
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config_found(self, &hac.hac_xenc, hypervisor_print);
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#endif
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#if NXENNET > 0
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hac.hac_xennet.xa_device = "xennet";
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xennet_scan(self, &hac.hac_xennet, hypervisor_print);
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#endif
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#if NXBD > 0
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hac.hac_xbd.xa_device = "xbd";
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xbd_scan(self, &hac.hac_xbd, hypervisor_print);
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#endif
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#if NNPX > 0
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hac.hac_xennpx.xa_device = "npx";
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config_found(self, &hac.hac_xennpx, hypervisor_print);
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#endif
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}
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int
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hypervisor_print(aux, pnp)
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void *aux;
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const char *pnp;
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{
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union hypervisor_attach_cookie *hac = aux;
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if (pnp)
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aprint_normal("XXXXXXXXx %s at %s", hac->hac_device, pnp);
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return (UNCONF);
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}
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