xref: /freebsd/sys/dev/sfxge/common/efx_mcdi.h (revision a476e3a5678de5ca7ad765315f28308410d4f09e)
1 /*-
2  * Copyright (c) 2009-2015 Solarflare Communications Inc.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions are met:
7  *
8  * 1. Redistributions of source code must retain the above copyright notice,
9  *    this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright notice,
11  *    this list of conditions and the following disclaimer in the documentation
12  *    and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
15  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
16  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
18  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
21  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
22  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
23  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
24  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25  *
26  * The views and conclusions contained in the software and documentation are
27  * those of the authors and should not be interpreted as representing official
28  * policies, either expressed or implied, of the FreeBSD Project.
29  *
30  * $FreeBSD$
31  */
32 
33 #ifndef _SYS_EFX_MCDI_H
34 #define	_SYS_EFX_MCDI_H
35 
36 #include "efx.h"
37 #include "efx_regs.h"
38 #include "efx_regs_mcdi.h"
39 
40 #ifdef	__cplusplus
41 extern "C" {
42 #endif
43 
44 /*
45  * A reboot/assertion causes the MCDI status word to be set after the
46  * command word is set or a REBOOT event is sent. If we notice a reboot
47  * via these mechanisms then wait 10ms for the status word to be set.
48  */
49 #define	EFX_MCDI_STATUS_SLEEP_US	10000
50 
51 struct efx_mcdi_req_s {
52 	boolean_t	emr_quiet;
53 	/* Inputs: Command #, input buffer and length */
54 	unsigned int	emr_cmd;
55 	uint8_t		*emr_in_buf;
56 	size_t		emr_in_length;
57 	/* Outputs: retcode, buffer, length, and length used*/
58 	int		emr_rc;
59 	uint8_t		*emr_out_buf;
60 	size_t		emr_out_length;
61 	size_t		emr_out_length_used;
62 };
63 
64 typedef struct efx_mcdi_iface_s {
65 	unsigned int		emi_port;
66 	unsigned int		emi_seq;
67 	efx_mcdi_req_t		*emi_pending_req;
68 	boolean_t		emi_ev_cpl;
69 	boolean_t		emi_new_epoch;
70 	int			emi_aborted;
71 	uint32_t		emi_poll_cnt;
72 	uint32_t		emi_mc_reboot_status;
73 } efx_mcdi_iface_t;
74 
75 extern			void
76 efx_mcdi_execute(
77 	__in		efx_nic_t *enp,
78 	__inout		efx_mcdi_req_t *emrp);
79 
80 extern			void
81 efx_mcdi_execute_quiet(
82 	__in		efx_nic_t *enp,
83 	__inout		efx_mcdi_req_t *emrp);
84 
85 extern			void
86 efx_mcdi_ev_cpl(
87 	__in		efx_nic_t *enp,
88 	__in		unsigned int seq,
89 	__in		unsigned int outlen,
90 	__in		int errcode);
91 
92 extern			void
93 efx_mcdi_ev_death(
94 	__in		efx_nic_t *enp,
95 	__in		int rc);
96 
97 extern	__checkReturn	efx_rc_t
98 efx_mcdi_request_errcode(
99 	__in		unsigned int err);
100 
101 extern			void
102 efx_mcdi_raise_exception(
103 	__in		efx_nic_t *enp,
104 	__in_opt	efx_mcdi_req_t *emrp,
105 	__in		int rc);
106 
107 typedef enum efx_mcdi_boot_e {
108 	EFX_MCDI_BOOT_PRIMARY,
109 	EFX_MCDI_BOOT_SECONDARY,
110 	EFX_MCDI_BOOT_ROM,
111 } efx_mcdi_boot_t;
112 
113 extern	__checkReturn		efx_rc_t
114 efx_mcdi_version(
115 	__in			efx_nic_t *enp,
116 	__out_ecount_opt(4)	uint16_t versionp[4],
117 	__out_opt		uint32_t *buildp,
118 	__out_opt		efx_mcdi_boot_t *statusp);
119 
120 extern	__checkReturn		efx_rc_t
121 efx_mcdi_read_assertion(
122 	__in			efx_nic_t *enp);
123 
124 extern	__checkReturn		efx_rc_t
125 efx_mcdi_exit_assertion_handler(
126 	__in			efx_nic_t *enp);
127 
128 extern	__checkReturn		efx_rc_t
129 efx_mcdi_drv_attach(
130 	__in			efx_nic_t *enp,
131 	__in			boolean_t attach);
132 
133 extern	__checkReturn		efx_rc_t
134 efx_mcdi_get_board_cfg(
135 	__in			efx_nic_t *enp,
136 	__out_opt		uint32_t *board_typep,
137 	__out_opt		efx_dword_t *capabilitiesp,
138 	__out_ecount_opt(6)	uint8_t mac_addrp[6]);
139 
140 extern	__checkReturn		efx_rc_t
141 efx_mcdi_get_phy_cfg(
142 	__in			efx_nic_t *enp);
143 
144 extern	__checkReturn		efx_rc_t
145 efx_mcdi_firmware_update_supported(
146 	__in			efx_nic_t *enp,
147 	__out			boolean_t *supportedp);
148 
149 extern	__checkReturn		efx_rc_t
150 efx_mcdi_macaddr_change_supported(
151 	__in			efx_nic_t *enp,
152 	__out			boolean_t *supportedp);
153 
154 extern	__checkReturn		efx_rc_t
155 efx_mcdi_link_control_supported(
156 	__in			efx_nic_t *enp,
157 	__out			boolean_t *supportedp);
158 
159 #if EFSYS_OPT_BIST
160 #if EFSYS_OPT_HUNTINGTON
161 extern	__checkReturn		efx_rc_t
162 efx_mcdi_bist_enable_offline(
163 	__in			efx_nic_t *enp);
164 #endif /* EFSYS_OPT_HUNTINGTON */
165 extern	__checkReturn		efx_rc_t
166 efx_mcdi_bist_start(
167 	__in			efx_nic_t *enp,
168 	__in			efx_bist_type_t type);
169 #endif /* EFSYS_OPT_BIST */
170 
171 extern	__checkReturn		efx_rc_t
172 efx_mcdi_get_resource_limits(
173 	__in			efx_nic_t *enp,
174 	__out_opt		uint32_t *nevqp,
175 	__out_opt		uint32_t *nrxqp,
176 	__out_opt		uint32_t *ntxqp);
177 
178 extern	__checkReturn	efx_rc_t
179 efx_mcdi_log_ctrl(
180 	__in		efx_nic_t *enp);
181 
182 extern	__checkReturn	efx_rc_t
183 efx_mcdi_mac_stats_clear(
184 	__in		efx_nic_t *enp);
185 
186 extern	__checkReturn	efx_rc_t
187 efx_mcdi_mac_stats_upload(
188 	__in		efx_nic_t *enp,
189 	__in		efsys_mem_t *esmp);
190 
191 extern	__checkReturn	efx_rc_t
192 efx_mcdi_mac_stats_periodic(
193 	__in		efx_nic_t *enp,
194 	__in		efsys_mem_t *esmp,
195 	__in		uint16_t period,
196 	__in		boolean_t events);
197 
198 
199 #if EFSYS_OPT_LOOPBACK
200 extern	__checkReturn	efx_rc_t
201 efx_mcdi_get_loopback_modes(
202 	__in		efx_nic_t *enp);
203 #endif /* EFSYS_OPT_LOOPBACK */
204 
205 #define	MCDI_IN(_emr, _type, _ofst)					\
206 	((_type *)((_emr).emr_in_buf + (_ofst)))
207 
208 #define	MCDI_IN2(_emr, _type, _ofst)					\
209 	MCDI_IN(_emr, _type, MC_CMD_ ## _ofst ## _OFST)
210 
211 #define	MCDI_IN_SET_BYTE(_emr, _ofst, _value)				\
212 	EFX_POPULATE_BYTE_1(*MCDI_IN2(_emr, efx_byte_t, _ofst),		\
213 		EFX_BYTE_0, _value)
214 
215 #define	MCDI_IN_SET_WORD(_emr, _ofst, _value)				\
216 	EFX_POPULATE_WORD_1(*MCDI_IN2(_emr, efx_word_t, _ofst),		\
217 		EFX_WORD_0, _value)
218 
219 #define	MCDI_IN_SET_DWORD(_emr, _ofst, _value)				\
220 	EFX_POPULATE_DWORD_1(*MCDI_IN2(_emr, efx_dword_t, _ofst),	\
221 		EFX_DWORD_0, _value)
222 
223 #define	MCDI_IN_SET_DWORD_FIELD(_emr, _ofst, _field, _value)		\
224 	EFX_SET_DWORD_FIELD(*MCDI_IN2(_emr, efx_dword_t, _ofst),	\
225 		MC_CMD_ ## _field, _value)
226 
227 #define	MCDI_IN_POPULATE_DWORD_1(_emr, _ofst, _field1, _value1)		\
228 	EFX_POPULATE_DWORD_1(*MCDI_IN2(_emr, efx_dword_t, _ofst),	\
229 		MC_CMD_ ## _field1, _value1)
230 
231 #define	MCDI_IN_POPULATE_DWORD_2(_emr, _ofst, _field1, _value1,		\
232 		_field2, _value2)					\
233 	EFX_POPULATE_DWORD_2(*MCDI_IN2(_emr, efx_dword_t, _ofst),	\
234 		MC_CMD_ ## _field1, _value1,				\
235 		MC_CMD_ ## _field2, _value2)
236 
237 #define	MCDI_IN_POPULATE_DWORD_3(_emr, _ofst, _field1, _value1,		\
238 		_field2, _value2, _field3, _value3)			\
239 	EFX_POPULATE_DWORD_3(*MCDI_IN2(_emr, efx_dword_t, _ofst),	\
240 		MC_CMD_ ## _field1, _value1,				\
241 		MC_CMD_ ## _field2, _value2,				\
242 		MC_CMD_ ## _field3, _value3)
243 
244 #define	MCDI_IN_POPULATE_DWORD_4(_emr, _ofst, _field1, _value1,		\
245 		_field2, _value2, _field3, _value3, _field4, _value4)	\
246 	EFX_POPULATE_DWORD_4(*MCDI_IN2(_emr, efx_dword_t, _ofst),	\
247 		MC_CMD_ ## _field1, _value1,				\
248 		MC_CMD_ ## _field2, _value2,				\
249 		MC_CMD_ ## _field3, _value3,				\
250 		MC_CMD_ ## _field4, _value4)
251 
252 #define	MCDI_IN_POPULATE_DWORD_5(_emr, _ofst, _field1, _value1,		\
253 		_field2, _value2, _field3, _value3, _field4, _value4,	\
254 		_field5, _value5)					\
255 	EFX_POPULATE_DWORD_5(*MCDI_IN2(_emr, efx_dword_t, _ofst),	\
256 		MC_CMD_ ## _field1, _value1,				\
257 		MC_CMD_ ## _field2, _value2,				\
258 		MC_CMD_ ## _field3, _value3,				\
259 		MC_CMD_ ## _field4, _value4,				\
260 		MC_CMD_ ## _field5, _value5)
261 
262 #define	MCDI_IN_POPULATE_DWORD_6(_emr, _ofst, _field1, _value1,		\
263 		_field2, _value2, _field3, _value3, _field4, _value4,	\
264 		_field5, _value5, _field6, _value6)			\
265 	EFX_POPULATE_DWORD_6(*MCDI_IN2(_emr, efx_dword_t, _ofst),	\
266 		MC_CMD_ ## _field1, _value1,				\
267 		MC_CMD_ ## _field2, _value2,				\
268 		MC_CMD_ ## _field3, _value3,				\
269 		MC_CMD_ ## _field4, _value4,				\
270 		MC_CMD_ ## _field5, _value5,				\
271 		MC_CMD_ ## _field6, _value6)
272 
273 #define	MCDI_IN_POPULATE_DWORD_7(_emr, _ofst, _field1, _value1,		\
274 		_field2, _value2, _field3, _value3, _field4, _value4,	\
275 		_field5, _value5, _field6, _value6, _field7, _value7)	\
276 	EFX_POPULATE_DWORD_7(*MCDI_IN2(_emr, efx_dword_t, _ofst),	\
277 		MC_CMD_ ## _field1, _value1,				\
278 		MC_CMD_ ## _field2, _value2,				\
279 		MC_CMD_ ## _field3, _value3,				\
280 		MC_CMD_ ## _field4, _value4,				\
281 		MC_CMD_ ## _field5, _value5,				\
282 		MC_CMD_ ## _field6, _value6,				\
283 		MC_CMD_ ## _field7, _value7)
284 
285 #define	MCDI_IN_POPULATE_DWORD_8(_emr, _ofst, _field1, _value1,		\
286 		_field2, _value2, _field3, _value3, _field4, _value4,	\
287 		_field5, _value5, _field6, _value6, _field7, _value7,	\
288 		_field8, _value8)					\
289 	EFX_POPULATE_DWORD_8(*MCDI_IN2(_emr, efx_dword_t, _ofst),	\
290 		MC_CMD_ ## _field1, _value1,				\
291 		MC_CMD_ ## _field2, _value2,				\
292 		MC_CMD_ ## _field3, _value3,				\
293 		MC_CMD_ ## _field4, _value4,				\
294 		MC_CMD_ ## _field5, _value5,				\
295 		MC_CMD_ ## _field6, _value6,				\
296 		MC_CMD_ ## _field7, _value7,				\
297 		MC_CMD_ ## _field8, _value8)
298 
299 #define	MCDI_IN_POPULATE_DWORD_9(_emr, _ofst, _field1, _value1,		\
300 		_field2, _value2, _field3, _value3, _field4, _value4,	\
301 		_field5, _value5, _field6, _value6, _field7, _value7,	\
302 		_field8, _value8, _field9, _value9)			\
303 	EFX_POPULATE_DWORD_9(*MCDI_IN2(_emr, efx_dword_t, _ofst),	\
304 		MC_CMD_ ## _field1, _value1,				\
305 		MC_CMD_ ## _field2, _value2,				\
306 		MC_CMD_ ## _field3, _value3,				\
307 		MC_CMD_ ## _field4, _value4,				\
308 		MC_CMD_ ## _field5, _value5,				\
309 		MC_CMD_ ## _field6, _value6,				\
310 		MC_CMD_ ## _field7, _value7,				\
311 		MC_CMD_ ## _field8, _value8,				\
312 		MC_CMD_ ## _field9, _value9)
313 
314 #define	MCDI_IN_POPULATE_DWORD_10(_emr, _ofst, _field1, _value1,	\
315 		_field2, _value2, _field3, _value3, _field4, _value4,	\
316 		_field5, _value5, _field6, _value6, _field7, _value7,	\
317 		_field8, _value8, _field9, _value9, _field10, _value10)	\
318 	EFX_POPULATE_DWORD_10(*MCDI_IN2(_emr, efx_dword_t, _ofst),	\
319 		MC_CMD_ ## _field1, _value1,				\
320 		MC_CMD_ ## _field2, _value2,				\
321 		MC_CMD_ ## _field3, _value3,				\
322 		MC_CMD_ ## _field4, _value4,				\
323 		MC_CMD_ ## _field5, _value5,				\
324 		MC_CMD_ ## _field6, _value6,				\
325 		MC_CMD_ ## _field7, _value7,				\
326 		MC_CMD_ ## _field8, _value8,				\
327 		MC_CMD_ ## _field9, _value9,				\
328 		MC_CMD_ ## _field10, _value10)
329 
330 #define	MCDI_OUT(_emr, _type, _ofst)					\
331 	((_type *)((_emr).emr_out_buf + (_ofst)))
332 
333 #define	MCDI_OUT2(_emr, _type, _ofst)					\
334 	MCDI_OUT(_emr, _type, MC_CMD_ ## _ofst ## _OFST)
335 
336 #define	MCDI_OUT_BYTE(_emr, _ofst)					\
337 	EFX_BYTE_FIELD(*MCDI_OUT2(_emr, efx_byte_t, _ofst),		\
338 		    EFX_BYTE_0)
339 
340 #define	MCDI_OUT_WORD(_emr, _ofst)					\
341 	EFX_WORD_FIELD(*MCDI_OUT2(_emr, efx_word_t, _ofst),		\
342 		    EFX_WORD_0)
343 
344 #define	MCDI_OUT_DWORD(_emr, _ofst)					\
345 	EFX_DWORD_FIELD(*MCDI_OUT2(_emr, efx_dword_t, _ofst),		\
346 			EFX_DWORD_0)
347 
348 #define	MCDI_OUT_DWORD_FIELD(_emr, _ofst, _field)			\
349 	EFX_DWORD_FIELD(*MCDI_OUT2(_emr, efx_dword_t, _ofst),		\
350 			MC_CMD_ ## _field)
351 
352 #define	MCDI_EV_FIELD(_eqp, _field)					\
353 	EFX_QWORD_FIELD(*_eqp, MCDI_EVENT_ ## _field)
354 
355 #define	MCDI_CMD_DWORD_FIELD(_edp, _field)				\
356 	EFX_DWORD_FIELD(*_edp, MC_CMD_ ## _field)
357 
358 #ifdef	__cplusplus
359 }
360 #endif
361 
362 #endif	/* _SYS_EFX_MCDI_H */
363