111 lines
4.1 KiB
C
111 lines
4.1 KiB
C
/*-
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* Copyright (c) 2005 Marius Strobl <marius@FreeBSD.org>
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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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* without modification, immediately at the beginning of the file.
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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
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* the documentation and/or other materials provided with the
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* 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 FOR
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* 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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* $FreeBSD$
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*/
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#ifndef _DEV_OFW_OFW_BUS_SUBR_H_
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#define _DEV_OFW_OFW_BUS_SUBR_H_
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#include <sys/bus.h>
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#include <dev/ofw/openfirm.h>
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#include "ofw_bus_if.h"
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#define ORIP_NOINT -1
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#define ORIR_NOTFOUND 0xffffffff
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struct ofw_bus_iinfo {
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uint8_t *opi_imap;
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uint8_t *opi_imapmsk;
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int opi_imapsz;
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pcell_t opi_addrc;
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};
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struct ofw_compat_data {
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const char *ocd_str;
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uintptr_t ocd_data;
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};
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/* Generic implementation of ofw_bus_if.m methods and helper routines */
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int ofw_bus_gen_setup_devinfo(struct ofw_bus_devinfo *, phandle_t);
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void ofw_bus_gen_destroy_devinfo(struct ofw_bus_devinfo *);
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ofw_bus_get_compat_t ofw_bus_gen_get_compat;
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ofw_bus_get_model_t ofw_bus_gen_get_model;
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ofw_bus_get_name_t ofw_bus_gen_get_name;
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ofw_bus_get_node_t ofw_bus_gen_get_node;
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ofw_bus_get_type_t ofw_bus_gen_get_type;
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/* Helper method to report interesting OF properties in pnpinfo */
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bus_child_pnpinfo_str_t ofw_bus_gen_child_pnpinfo_str;
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/* Routines for processing firmware interrupt maps */
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void ofw_bus_setup_iinfo(phandle_t, struct ofw_bus_iinfo *, int);
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int ofw_bus_lookup_imap(phandle_t, struct ofw_bus_iinfo *, void *, int,
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void *, int, void *, int, phandle_t *);
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int ofw_bus_search_intrmap(void *, int, void *, int, void *, int, void *,
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void *, void *, int, phandle_t *);
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/* Routines for parsing device-tree data into resource lists. */
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int ofw_bus_reg_to_rl(device_t, phandle_t, pcell_t, pcell_t,
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struct resource_list *);
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int ofw_bus_intr_to_rl(device_t, phandle_t, struct resource_list *, int *);
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/* Helper to get device status property */
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const char *ofw_bus_get_status(device_t dev);
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int ofw_bus_status_okay(device_t dev);
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/* Helper to get node's interrupt parent */
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void ofw_bus_find_iparent(phandle_t);
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/* Helper routine for checking compat prop */
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int ofw_bus_is_compatible(device_t, const char *);
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int ofw_bus_is_compatible_strict(device_t, const char *);
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/*
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* Helper routine to search a list of compat properties. The table is
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* terminated by an entry with a NULL compat-string pointer; a pointer to that
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* table entry is returned if none of the compat strings match for the device,
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* giving you control over the not-found value. Will not return NULL unless the
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* provided table pointer is NULL.
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*/
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const struct ofw_compat_data *
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ofw_bus_search_compatible(device_t, const struct ofw_compat_data *);
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/* Helper routine for checking existence of a prop */
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int ofw_bus_has_prop(device_t, const char *);
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/* Helper to search for a child with a given compat prop */
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phandle_t ofw_bus_find_compatible(phandle_t, const char *);
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/* Helper to search for a child with a given name */
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phandle_t ofw_bus_find_child(phandle_t, const char *);
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#endif /* !_DEV_OFW_OFW_BUS_SUBR_H_ */
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