2 * Copyright (c) 2015-2016 Landon Fuller <landon@landonf.org>
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14 * similar Disclaimer requirement for further binary redistribution.
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32 #ifndef _BHND_BHND_MATCH_H_
33 #define _BHND_BHND_MATCH_H_
35 #include "bhnd_types.h"
38 * A hardware revision match descriptor.
40 struct bhnd_hwrev_match {
41 uint16_t start; /**< first revision, or BHND_HWREV_INVALID
42 to match on any revision. */
43 uint16_t end; /**< last revision, or BHND_HWREV_INVALID
44 to match on any revision. */
47 /* Copy match field @p _name from @p _src */
48 #define _BHND_COPY_MATCH_FIELD(_src, _name) \
49 .m.match._name = (_src)->m.match._name, \
50 ._name = (_src)->_name
52 /* Set match field @p _name with @p _value */
53 #define _BHND_SET_MATCH_FIELD(_name, _value) \
54 .m.match._name = 1, ._name = _value
57 * Wildcard hardware revision match descriptor.
59 #define BHND_HWREV_ANY { BHND_HWREV_INVALID, BHND_HWREV_INVALID }
60 #define BHND_HWREV_IS_ANY(_m) \
61 ((_m)->start == BHND_HWREV_INVALID && (_m)->end == BHND_HWREV_INVALID)
64 * Hardware revision match descriptor for an inclusive range.
66 * @param _start The first applicable hardware revision.
67 * @param _end The last applicable hardware revision, or BHND_HWREV_INVALID
68 * to match on any revision.
70 #define BHND_HWREV_RANGE(_start, _end) { _start, _end }
73 * Hardware revision match descriptor for a single revision.
75 * @param _hwrev The hardware revision to match on.
77 #define BHND_HWREV_EQ(_hwrev) BHND_HWREV_RANGE(_hwrev, _hwrev)
80 * Hardware revision match descriptor for any revision equal to or greater
83 * @param _start The first hardware revision to match on.
85 #define BHND_HWREV_GTE(_start) BHND_HWREV_RANGE(_start, BHND_HWREV_INVALID)
88 * Hardware revision match descriptor for any revision equal to or less
91 * @param _end The last hardware revision to match on.
93 #define BHND_HWREV_LTE(_end) BHND_HWREV_RANGE(0, _end)
96 * A bhnd(4) core match descriptor.
98 struct bhnd_core_match {
99 /** Select fields to be matched */
113 uint16_t core_vendor; /**< required JEP106 device vendor */
114 uint16_t core_id; /**< required core ID */
115 struct bhnd_hwrev_match core_rev; /**< matching core revisions. */
116 bhnd_devclass_t core_class; /**< required bhnd class */
117 int core_unit; /**< required core unit */
120 #define _BHND_CORE_MATCH_COPY(_src) \
121 _BHND_COPY_MATCH_FIELD(_src, core_vendor), \
122 _BHND_COPY_MATCH_FIELD(_src, core_id), \
123 _BHND_COPY_MATCH_FIELD(_src, core_rev), \
124 _BHND_COPY_MATCH_FIELD(_src, core_class), \
125 _BHND_COPY_MATCH_FIELD(_src, core_unit) \
127 #define BHND_MATCH_CORE_VENDOR(_v) _BHND_SET_MATCH_FIELD(core_vendor, _v)
128 #define BHND_MATCH_CORE_ID(_id) _BHND_SET_MATCH_FIELD(core_id, _id)
129 #define BHND_MATCH_CORE_REV(_rev) _BHND_SET_MATCH_FIELD(core_rev, \
131 #define BHND_MATCH_CORE_CLASS(_cls) _BHND_SET_MATCH_FIELD(core_class, _cls)
132 #define BHND_MATCH_CORE_UNIT(_unit) _BHND_SET_MATCH_FIELD(core_unit, _unit)
135 * Match against the given @p _vendor and @p _id,
137 #define BHND_MATCH_CORE(_vendor, _id) \
138 BHND_MATCH_CORE_VENDOR(_vendor), \
139 BHND_MATCH_CORE_ID(_id)
142 * A bhnd(4) chip match descriptor.
144 struct bhnd_chip_match {
145 /** Select fields to be matched */
158 uint16_t chip_id; /**< required chip id */
159 struct bhnd_hwrev_match chip_rev; /**< matching chip revisions */
160 uint8_t chip_pkg; /**< required package */
163 #define _BHND_CHIP_MATCH_COPY(_src) \
164 _BHND_COPY_MATCH_FIELD(_src, chip_id), \
165 _BHND_COPY_MATCH_FIELD(_src, chip_rev), \
166 _BHND_COPY_MATCH_FIELD(_src, chip_pkg) \
168 /** Set the required chip ID within a bhnd match descriptor */
169 #define BHND_CHIP_ID(_cid) _BHND_SET_MATCH_FIELD(chip_id, \
170 BHND_CHIPID_ ## _cid)
172 /** Set the required chip revision range within a bhnd match descriptor */
173 #define BHND_CHIP_REV(_rev) _BHND_SET_MATCH_FIELD(chip_rev, \
176 /** Set the required package ID within a bhnd match descriptor */
177 #define BHND_CHIP_PKG(_pkg) _BHND_SET_MATCH_FIELD(chip_pkg, \
180 /** Set the required chip and package ID within a bhnd match descriptor */
181 #define BHND_CHIP_IP(_cid, _pkg) \
182 BHND_CHIP_ID(_cid), BHND_CHIP_PKG(_pkg)
184 /** Set the required chip ID, package ID, and revision within a bhnd_device_match
186 #define BHND_CHIP_IPR(_cid, _pkg, _rev) \
187 BHND_CHIP_ID(_cid), BHND_CHIP_PKG(_pkg), BHND_CHIP_REV(_rev)
189 /** Set the required chip ID and revision within a bhnd_device_match
191 #define BHND_CHIP_IR(_cid, _rev) \
192 BHND_CHIP_ID(_cid), BHND_CHIP_REV(_rev)
195 * A bhnd(4) board match descriptor.
197 struct bhnd_board_match {
198 /** Select fields to be matched */
211 uint16_t board_vendor; /**< required board vendor */
212 uint16_t board_type; /**< required board type */
213 struct bhnd_hwrev_match board_rev; /**< matching board revisions */
214 struct bhnd_hwrev_match board_srom_rev; /**< matching board srom revisions */
217 #define _BHND_BOARD_MATCH_COPY(_src) \
218 _BHND_COPY_MATCH_FIELD(_src, board_vendor), \
219 _BHND_COPY_MATCH_FIELD(_src, board_type), \
220 _BHND_COPY_MATCH_FIELD(_src, board_rev), \
221 _BHND_COPY_MATCH_FIELD(_src, board_srom_rev)
223 /** Set the required board vendor within a bhnd match descriptor */
224 #define BHND_MATCH_BOARD_VENDOR(_v) _BHND_SET_MATCH_FIELD(board_vendor, _v)
226 /** Set the required board type within a bhnd match descriptor */
227 #define BHND_MATCH_BOARD_TYPE(_type) _BHND_SET_MATCH_FIELD(board_type, \
228 BHND_BOARD_ ## _type)
229 /** Set the required SROM revision range within a bhnd match descriptor */
230 #define BHND_MATCH_SROMREV(_rev) _BHND_SET_MATCH_FIELD(board_srom_rev, \
233 /** Set the required board revision range within a bhnd match descriptor */
234 #define BHND_MATCH_BOARD_REV(_rev) _BHND_SET_MATCH_FIELD(board_rev, \
237 /** Set the required board vendor and type within a bhnd match descriptor */
238 #define BHND_MATCH_BOARD(_vend, _type) \
239 BHND_MATCH_BOARD_VENDOR(_vend), BHND_MATCH_BOARD_TYPE(_type)
243 * A bhnd(4) device match descriptor.
245 * @warning Matching on board attributes relies on NVRAM access, and will
246 * fail if a valid NVRAM device cannot be found, or is not yet attached.
248 struct bhnd_device_match {
249 /** Select fields to be matched */
251 uint16_t match_flags;
270 uint16_t core_vendor; /**< required JEP106 device vendor */
271 uint16_t core_id; /**< required core ID */
272 struct bhnd_hwrev_match core_rev; /**< matching core revisions. */
273 bhnd_devclass_t core_class; /**< required bhnd class */
274 int core_unit; /**< required core unit */
276 uint16_t chip_id; /**< required chip id */
277 struct bhnd_hwrev_match chip_rev; /**< matching chip revisions */
278 uint8_t chip_pkg; /**< required package */
280 uint16_t board_vendor; /**< required board vendor */
281 uint16_t board_type; /**< required board type */
282 struct bhnd_hwrev_match board_rev; /**< matching board revisions */
283 struct bhnd_hwrev_match board_srom_rev; /**< matching board srom revisions */
286 /** Define a wildcard match requirement (matches on any device). */
287 #define BHND_MATCH_ANY .m.match_flags = 0
288 #define BHND_MATCH_IS_ANY(_m) \
289 ((_m)->m.match_flags == 0)
291 #endif /* _BHND_BHND_MATCH_H_ */