320 lines
10 KiB
C
320 lines
10 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (c) 2015-2016 Landon Fuller <landon@landonf.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.
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* 2. Redistributions in binary form must reproduce at minimum a disclaimer
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* similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
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* redistribution must be conditioned upon including a substantially
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* similar Disclaimer requirement for further binary redistribution.
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*
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* NO WARRANTY
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
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* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
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* OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
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* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGES.
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*
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* $FreeBSD$
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*/
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#ifndef _BHND_BHND_MATCH_H_
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#define _BHND_BHND_MATCH_H_
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#include "bhnd_types.h"
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/**
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* A hardware revision match descriptor.
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*/
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struct bhnd_hwrev_match {
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uint16_t start; /**< first revision, or BHND_HWREV_INVALID
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to match on any revision. */
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uint16_t end; /**< last revision, or BHND_HWREV_INVALID
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to match on any revision. */
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};
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/* Copy match field @p _name from @p _src */
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#define _BHND_COPY_MATCH_FIELD(_src, _name) \
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.m.match._name = (_src)->m.match._name, \
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._name = (_src)->_name
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/* Set match field @p _name with @p _value */
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#define _BHND_SET_MATCH_FIELD(_name, _value) \
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.m.match._name = 1, ._name = _value
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/**
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* Wildcard hardware revision match descriptor.
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*/
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#define BHND_HWREV_ANY { BHND_HWREV_INVALID, BHND_HWREV_INVALID }
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#define BHND_HWREV_IS_ANY(_m) \
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((_m)->start == BHND_HWREV_INVALID && (_m)->end == BHND_HWREV_INVALID)
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/**
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* Hardware revision match descriptor for an inclusive range.
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*
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* @param _start The first applicable hardware revision.
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* @param _end The last applicable hardware revision, or BHND_HWREV_INVALID
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* to match on any revision.
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*/
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#define BHND_HWREV_RANGE(_start, _end) { _start, _end }
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/**
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* Hardware revision match descriptor for a single revision.
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*
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* @param _hwrev The hardware revision to match on.
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*/
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#define BHND_HWREV_EQ(_hwrev) BHND_HWREV_RANGE(_hwrev, _hwrev)
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/**
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* Hardware revision match descriptor for any revision equal to or greater
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* than @p _start.
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*
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* @param _start The first hardware revision to match on.
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*/
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#define BHND_HWREV_GTE(_start) BHND_HWREV_RANGE(_start, BHND_HWREV_INVALID)
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/**
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* Hardware revision match descriptor for any revision equal to or less
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* than @p _end.
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*
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* @param _end The last hardware revision to match on.
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*/
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#define BHND_HWREV_LTE(_end) BHND_HWREV_RANGE(0, _end)
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/**
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* A bhnd(4) core match descriptor.
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*/
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struct bhnd_core_match {
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/** Select fields to be matched */
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union {
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uint8_t match_flags;
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struct {
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uint8_t
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core_vendor:1,
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core_id:1,
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core_rev:1,
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core_class:1,
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core_idx:1,
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core_unit:1,
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flags_unused:2;
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} match;
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} m;
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uint16_t core_vendor; /**< required JEP106 device vendor */
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uint16_t core_id; /**< required core ID */
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struct bhnd_hwrev_match core_rev; /**< matching core revisions. */
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bhnd_devclass_t core_class; /**< required bhnd class */
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u_int core_idx; /**< required core index */
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int core_unit; /**< required core unit */
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};
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#define _BHND_CORE_MATCH_COPY(_src) \
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_BHND_COPY_MATCH_FIELD(_src, core_vendor), \
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_BHND_COPY_MATCH_FIELD(_src, core_id), \
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_BHND_COPY_MATCH_FIELD(_src, core_rev), \
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_BHND_COPY_MATCH_FIELD(_src, core_class), \
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_BHND_COPY_MATCH_FIELD(_src, core_idx), \
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_BHND_COPY_MATCH_FIELD(_src, core_unit) \
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#define BHND_MATCH_CORE_VENDOR(_v) _BHND_SET_MATCH_FIELD(core_vendor, _v)
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#define BHND_MATCH_CORE_ID(_id) _BHND_SET_MATCH_FIELD(core_id, _id)
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#define BHND_MATCH_CORE_REV(_rev) _BHND_SET_MATCH_FIELD(core_rev, \
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BHND_ ## _rev)
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#define BHND_MATCH_CORE_CLASS(_cls) _BHND_SET_MATCH_FIELD(core_class, _cls)
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#define BHND_MATCH_CORE_IDX(_idx) _BHND_SET_MATCH_FIELD(core_idx, _idx)
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#define BHND_MATCH_CORE_UNIT(_unit) _BHND_SET_MATCH_FIELD(core_unit, _unit)
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/**
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* Match against the given @p _vendor and @p _id,
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*/
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#define BHND_MATCH_CORE(_vendor, _id) \
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BHND_MATCH_CORE_VENDOR(_vendor), \
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BHND_MATCH_CORE_ID(_id)
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/**
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* A bhnd(4) chip match descriptor.
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*/
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struct bhnd_chip_match {
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/** Select fields to be matched */
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union {
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uint8_t match_flags;
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struct {
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uint8_t
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chip_id:1,
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chip_rev:1,
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chip_pkg:1,
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chip_type:1,
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flags_unused:4;
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} match;
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} m;
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uint16_t chip_id; /**< required chip id */
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struct bhnd_hwrev_match chip_rev; /**< matching chip revisions */
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uint8_t chip_pkg; /**< required package */
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uint8_t chip_type; /**< required chip type (BHND_CHIPTYPE_*) */
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};
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#define _BHND_CHIP_MATCH_COPY(_src) \
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_BHND_COPY_MATCH_FIELD(_src, chip_id), \
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_BHND_COPY_MATCH_FIELD(_src, chip_rev), \
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_BHND_COPY_MATCH_FIELD(_src, chip_pkg), \
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_BHND_COPY_MATCH_FIELD(_src, chip_type),\
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/** Set the required chip ID within a bhnd match descriptor */
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#define BHND_MATCH_CHIP_ID(_cid) _BHND_SET_MATCH_FIELD(chip_id, \
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BHND_CHIPID_ ## _cid)
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/** Set the required chip revision range within a bhnd match descriptor */
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#define BHND_MATCH_CHIP_REV(_rev) _BHND_SET_MATCH_FIELD(chip_rev, \
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BHND_ ## _rev)
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/** Set the required package ID within a bhnd match descriptor */
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#define BHND_MATCH_CHIP_PKG(_pkg) _BHND_SET_MATCH_FIELD(chip_pkg, \
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BHND_PKGID_ ## _pkg)
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/** Set the required chip type within a bhnd match descriptor */
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#define BHND_MATCH_CHIP_TYPE(_type) _BHND_SET_MATCH_FIELD(chip_type, \
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BHND_CHIPTYPE_ ## _type)
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/** Set the required chip and package ID within a bhnd match descriptor */
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#define BHND_MATCH_CHIP_IP(_cid, _pkg) \
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BHND_MATCH_CHIP_ID(_cid), BHND_MATCH_CHIP_PKG(_pkg)
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/** Set the required chip ID, package ID, and revision within a bhnd_device_match
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* instance */
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#define BHND_MATCH_CHIP_IPR(_cid, _pkg, _rev) \
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BHND_MATCH_CHIP_ID(_cid), \
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BHND_MATCH_CHIP_PKG(_pkg), \
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BHND_MATCH_CHIP_REV(_rev)
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/** Set the required chip ID and revision within a bhnd_device_match
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* instance */
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#define BHND_MATCH_CHIP_IR(_cid, _rev) \
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BHND_MATCH_CHIP_ID(_cid), BHND_MATCH_CHIP_REV(_rev)
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/**
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* A bhnd(4) board match descriptor.
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*/
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struct bhnd_board_match {
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/** Select fields to be matched */
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union {
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uint8_t match_flags;
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struct {
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uint8_t
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board_vendor:1,
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board_type:1,
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board_devid:1,
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board_rev:1,
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board_srom_rev:1,
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flags_unused:3;
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} match;
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} m;
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uint16_t board_vendor; /**< required board vendor */
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uint16_t board_type; /**< required board type */
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uint16_t board_devid; /**< required board devid */
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struct bhnd_hwrev_match board_rev; /**< matching board revisions */
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struct bhnd_hwrev_match board_srom_rev; /**< matching board srom revisions */
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};
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#define _BHND_BOARD_MATCH_COPY(_src) \
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_BHND_COPY_MATCH_FIELD(_src, board_vendor), \
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_BHND_COPY_MATCH_FIELD(_src, board_type), \
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_BHND_COPY_MATCH_FIELD(_src, board_devid), \
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_BHND_COPY_MATCH_FIELD(_src, board_rev), \
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_BHND_COPY_MATCH_FIELD(_src, board_srom_rev)
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/** Set the required board vendor within a bhnd match descriptor */
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#define BHND_MATCH_BOARD_VENDOR(_v) _BHND_SET_MATCH_FIELD(board_vendor, _v)
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/** Set the required board type within a bhnd match descriptor */
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#define BHND_MATCH_BOARD_TYPE(_type) _BHND_SET_MATCH_FIELD(board_type, \
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BHND_BOARD_ ## _type)
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/** Set the required board devid within a bhnd match descriptor */
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#define BHND_MATCH_BOARD_DEVID(_devid) _BHND_SET_MATCH_FIELD(board_devid, \
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(_devid))
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/** Set the required SROM revision range within a bhnd match descriptor */
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#define BHND_MATCH_SROMREV(_rev) _BHND_SET_MATCH_FIELD(board_srom_rev, \
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BHND_HWREV_ ## _rev)
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/** Set the required board revision range within a bhnd match descriptor */
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#define BHND_MATCH_BOARD_REV(_rev) _BHND_SET_MATCH_FIELD(board_rev, \
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BHND_ ## _rev)
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/** Set the required board vendor and type within a bhnd match descriptor */
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#define BHND_MATCH_BOARD(_vend, _type) \
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BHND_MATCH_BOARD_VENDOR(_vend), BHND_MATCH_BOARD_TYPE(_type)
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/**
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* A bhnd(4) device match descriptor.
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*
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* @warning Matching on board attributes relies on NVRAM access, and will
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* fail if a valid NVRAM device cannot be found, or is not yet attached.
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*/
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struct bhnd_device_match {
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/** Select fields to be matched */
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union {
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uint32_t match_flags;
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struct {
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uint32_t
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core_vendor:1,
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core_id:1,
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core_rev:1,
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core_class:1,
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core_idx:1,
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core_unit:1,
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chip_id:1,
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chip_rev:1,
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chip_pkg:1,
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chip_type:1,
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board_vendor:1,
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board_type:1,
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board_devid:1,
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board_rev:1,
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board_srom_rev:1,
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flags_unused:15;
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} match;
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} m;
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uint16_t core_vendor; /**< required JEP106 device vendor */
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uint16_t core_id; /**< required core ID */
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struct bhnd_hwrev_match core_rev; /**< matching core revisions. */
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bhnd_devclass_t core_class; /**< required bhnd class */
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u_int core_idx; /**< required core index */
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int core_unit; /**< required core unit */
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uint16_t chip_id; /**< required chip id */
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struct bhnd_hwrev_match chip_rev; /**< matching chip revisions */
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uint8_t chip_pkg; /**< required package */
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uint8_t chip_type; /**< required chip type (BHND_CHIPTYPE_*) */
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uint16_t board_vendor; /**< required board vendor */
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uint16_t board_type; /**< required board type */
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uint16_t board_devid; /**< required board devid */
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struct bhnd_hwrev_match board_rev; /**< matching board revisions */
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struct bhnd_hwrev_match board_srom_rev; /**< matching board srom revisions */
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};
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/** Define a wildcard match requirement (matches on any device). */
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#define BHND_MATCH_ANY .m.match_flags = 0
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#define BHND_MATCH_IS_ANY(_m) \
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((_m)->m.match_flags == 0)
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#endif /* _BHND_BHND_MATCH_H_ */
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