134 lines
3.7 KiB
C
134 lines
3.7 KiB
C
/*-
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* Copyright (c) 2006 Kip Macy
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE 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
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* OR 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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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/types.h>
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#include <sys/param.h>
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#include <sys/kernel.h>
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#include <sys/systm.h>
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#include <sys/bus.h>
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#include <sys/errno.h>
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#include <sys/malloc.h>
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#include <machine/mdesc_bus_subr.h>
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#include <machine/cddl/mdesc.h>
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#include <machine/cddl/mdesc_impl.h>
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#include "mdesc_bus_if.h"
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MALLOC_DEFINE(M_MDPROP, "mdesc", "machine description");
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int
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mdesc_bus_gen_setup_devinfo(struct mdesc_bus_devinfo *mbd, mde_cookie_t node)
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{
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md_t *mdp;
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if (mbd == NULL)
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return (ENOMEM);
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mdp = md_get();
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/* The 'name' property is considered mandatory. */
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if ((md_get_prop_alloc(mdp, node, "name", MDET_PROP_STR, (uint8_t **)&mbd->mbd_name)) == -1)
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return (EINVAL);
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md_get_prop_alloc(mdp, node, "compatible", MDET_PROP_DAT, (uint8_t **)&mbd->mbd_compat);
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md_get_prop_alloc(mdp, node, "device-type", MDET_PROP_STR, (uint8_t **)&mbd->mbd_type);
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md_get_prop_val(mdp, node, "cfg-handle", &mbd->mbd_handle);
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md_put(mdp);
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return (0);
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}
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void
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mdesc_bus_gen_destroy_devinfo(struct mdesc_bus_devinfo *mbd)
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{
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if (mbd == NULL)
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return;
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if (mbd->mbd_compat != NULL)
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free(mbd->mbd_compat, M_MDPROP);
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if (mbd->mbd_name != NULL)
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free(mbd->mbd_name, M_MDPROP);
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if (mbd->mbd_type != NULL)
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free(mbd->mbd_type, M_MDPROP);
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}
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const char *
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mdesc_bus_gen_get_compat(device_t bus, device_t dev)
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{
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const struct mdesc_bus_devinfo *mbd;
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mbd = MDESC_BUS_GET_DEVINFO(bus, dev);
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if (mbd == NULL)
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return (NULL);
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return (mbd->mbd_compat);
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}
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const char *
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mdesc_bus_gen_get_name(device_t bus, device_t dev)
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{
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const struct mdesc_bus_devinfo *mbd;
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mbd = MDESC_BUS_GET_DEVINFO(bus, dev);
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if (mbd == NULL)
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return (NULL);
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return (mbd->mbd_name);
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}
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const char *
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mdesc_bus_gen_get_type(device_t bus, device_t dev)
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{
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const struct mdesc_bus_devinfo *mbd;
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mbd = MDESC_BUS_GET_DEVINFO(bus, dev);
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if (mbd == NULL)
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return (NULL);
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return (mbd->mbd_type);
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}
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uint64_t
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mdesc_bus_gen_get_handle(device_t bus, device_t dev)
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{
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const struct mdesc_bus_devinfo *mbd;
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mbd = MDESC_BUS_GET_DEVINFO(bus, dev);
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if (mbd == NULL)
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return (0);
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return (mbd->mbd_handle);
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}
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