xref: /titanic_44/usr/src/uts/sun4u/sys/plat_ecc_unum.h (revision d291d9f21e8c0417aec99de243dd48bc400002d0)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #ifndef	_SYS_PLAT_ECC_NUM_H
28 #define	_SYS_PLAT_ECC_NUM_H
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 #ifdef	__cplusplus
33 extern "C" {
34 #endif
35 
36 #include <sys/int_types.h>
37 #include <sys/cheetahregs.h>
38 #include <sys/cpuvar.h>
39 #include <sys/dditypes.h>
40 #include <sys/ddipropdefs.h>
41 #include <sys/ddi_impldefs.h>
42 #include <sys/sunddi.h>
43 #include <sys/platform_module.h>
44 #include <sys/errno.h>
45 #include <sys/conf.h>
46 #include <sys/cmn_err.h>
47 #include <sys/sysmacros.h>
48 
49 
50 /*
51  * This file contains the common definitions used by the platform
52  * unum ecc logging.
53  */
54 
55 typedef enum {
56 	PLAT_ECC_ERROR_MESSAGE,
57 	PLAT_ECC_INDICTMENT_MESSAGE,
58 	PLAT_ECC_ERROR2_MESSAGE,
59 	PLAT_ECC_INDICTMENT2_MESSAGE,
60 	PLAT_ECC_CAPABILITY_MESSAGE
61 } plat_ecc_message_type_t;
62 
63 /* Platform-specific function for sending mailbox message */
64 extern int plat_send_ecc_mailbox_msg(plat_ecc_message_type_t, void *);
65 
66 /* For figuring out unique CPU id */
67 extern int plat_make_fru_cpuid(int, int, int);
68 
69 /* For figuring out board number for given CPU id */
70 extern int plat_make_fru_boardnum(int);
71 
72 /* For initializing the taskqs */
73 extern void plat_ecc_init(void);
74 
75 /* For setting the capability value */
76 extern void plat_ecc_capability_sc_set(uint32_t cap);
77 
78 /* For sending a capability message to the SC */
79 extern int plat_ecc_capability_send(void);
80 
81 /*
82  * The following variables enable and disable the fruid message logging on SC.
83  * ecc_log_fruid_enable can be set in /etc/system or via mdb.  A value
84  * of 1 is default, and indicates the messages are sent.  A value of 0
85  * indicates that the messages are not sent.
86  */
87 extern int ecc_log_fruid_enable;
88 
89 #define	ECC_FRUID_ENABLE_DEFAULT	1
90 
91 #define	PLAT_ECC_JNUMBER_LENGTH	60
92 typedef struct plat_ecc_error_data {
93 	uint8_t		version;	/* Starting with 1 */
94 	uint8_t		error_code;	/* Error Code */
95 	uint16_t	proc_num;	/* Processor Number of */
96 					/* CPU in error */
97 	uint8_t		bank_no;	/* 0 or 1 */
98 	uint8_t		ecache_dimm_no;	/* 0 to 3 */
99 	uint8_t		error_type;	/* single, two, three, quad */
100 					/* or multiple bit error status */
101 	uint8_t		databit_type;	/* Identify the databit type: */
102 					/* MTAG, ECC, MTAGECC or Data */
103 	uint8_t		databit_no;	/* Failed Databit number */
104 	uint8_t		node_no;	/* Wildcat node number */
105 	uint16_t	detecting_proc;	/* Processor detecting the ECC error */
106 	char		Jnumber[60];	/* Jnumber of the Dimm or Ecache */
107 } plat_ecc_error_data_t;
108 
109 #define	PLAT_ECC_VERSION	3
110 #define	PLAT_ERROR_CODE_UNK	0x0	/* Unknown */
111 #define	PLAT_ERROR_CODE_CE	0x1	/* Correctable ECC error */
112 #define	PLAT_ERROR_CODE_UE	0x2	/* Uncorrectable ECC error */
113 #define	PLAT_ERROR_CODE_EDC	0x3	/* Correctable ECC error from E$ */
114 #define	PLAT_ERROR_CODE_EDU	0x4	/* Uncorrectable ECC error from E$ */
115 #define	PLAT_ERROR_CODE_WDC	0x5	/* Correctable E$ write-back ECC */
116 #define	PLAT_ERROR_CODE_WDU	0x6	/* Uncorrectable E$ write-back ECC */
117 #define	PLAT_ERROR_CODE_CPC	0x7	/* Copy-out correctable ECC error */
118 #define	PLAT_ERROR_CODE_CPU	0x8	/* Copy-out uncorrectable ECC error */
119 #define	PLAT_ERROR_CODE_UCC	0x9	/* SW handled correctable ECC */
120 #define	PLAT_ERROR_CODE_UCU	0xa	/* SW handled uncorrectable ECC */
121 #define	PLAT_ERROR_CODE_EMC	0xb	/* Correctable MTAG ECC error */
122 #define	PLAT_ERROR_CODE_EMU	0xc	/* Uncorrectable MTAG ECC error */
123 
124 #define	PLAT_ERROR_TYPE_UNK	0x0	/* Unknown */
125 #define	PLAT_ERROR_TYPE_SINGLE	0x1	/* Single bit error */
126 #define	PLAT_ERROR_TYPE_M2	0x2	/* Double bit error */
127 #define	PLAT_ERROR_TYPE_M3	0x3	/* Triple bit error */
128 #define	PLAT_ERROR_TYPE_M4	0x4	/* Quad bit error */
129 #define	PLAT_ERROR_TYPE_M	0x5	/* Multiple bit error */
130 
131 #define	PLAT_BIT_TYPE_MULTI	0x0	/* Error is 2 or more bits */
132 #define	PLAT_BIT_TYPE_MTAG_D	0x1	/* MTAG data error */
133 #define	PLAT_BIT_TYPE_MTAG_E	0x2	/* MTAG ECC error */
134 #define	PLAT_BIT_TYPE_ECC	0x3	/* ECC error */
135 #define	PLAT_BIT_TYPE_DATA	0x4	/* Data error */
136 
137 /*
138  * Based on "UltraSPARC-III Programmer's Reference Manual", these values are
139  * obtained when you use the syndrome bits from the AFSR to index into the
140  * ECC syndrome table.  See us3_common.c for more details on the definitions
141  * of C0, C1, C2, ... C8, MT0, MT1, ... M3, M4 ... etc.
142  */
143 
144 #define	ECC_SYND_DATA_BEGIN	0
145 #define	ECC_SYND_DATA_LENGTH	128	/* data bits 0-127 */
146 #define	ECC_SYND_ECC_BEGIN	(ECC_SYND_DATA_BEGIN + ECC_SYND_DATA_LENGTH)
147 #define	ECC_SYND_ECC_LENGTH	9	/* ECC bits C0 - C* */
148 #define	ECC_SYND_MTAG_BEGIN	(ECC_SYND_ECC_BEGIN + ECC_SYND_ECC_LENGTH)
149 #define	ECC_SYND_MTAG_LENGTH	3	/* MTAG DATA bits MT0, MT1, MT3 */
150 #define	ECC_SYND_MECC_BEGIN	(ECC_SYND_MTAG_BEGIN + ECC_SYND_MTAG_LENGTH)
151 #define	ECC_SYND_MECC_LENGTH	4	/* MTAG ECC bits MTC0 - MTC3 */
152 #define	ECC_SYND_M2	144
153 #define	ECC_SYND_M3	145
154 #define	ECC_SYND_M4	146
155 #define	ECC_SYND_M	147
156 
157 enum plat_ecc_type {PLAT_ECC_UNKNOWN, PLAT_ECC_MEMORY, PLAT_ECC_ECACHE };
158 
159 typedef struct plat_ecc_msg_hdr {
160 	uint8_t		emh_major_ver;
161 	uint8_t		emh_minor_ver;
162 	uint16_t	emh_msg_type;
163 	uint16_t	emh_msg_length;
164 	uint16_t	emh_future0;	/* pad */
165 } plat_ecc_msg_hdr_t;
166 
167 extern uint16_t ecc_error2_mailbox_flags;
168 
169 #define	PLAT_ECC_ERROR2_SEND_L2_XXC		0x0001
170 #define	PLAT_ECC_ERROR2_SEND_L2_XXU		0x0002
171 #define	PLAT_ECC_ERROR2_SEND_L3_XXC		0x0004
172 #define	PLAT_ECC_ERROR2_SEND_L3_XXU		0x0008
173 #define	PLAT_ECC_ERROR2_SEND_MEM_ERRS		0x0010
174 #define	PLAT_ECC_ERROR2_SEND_BUS_ERRS		0x0020
175 #define	PLAT_ECC_ERROR2_SEND_L2_TAG_ERRS	0x0040
176 #define	PLAT_ECC_ERROR2_SEND_L3_TAG_ERRS	0x0080
177 #define	PLAT_ECC_ERROR2_SEND_L1_PARITY		0x0100
178 #define	PLAT_ECC_ERROR2_SEND_TLB_PARITY		0x0200
179 #define	PLAT_ECC_ERROR2_SEND_IV_ERRS		0x0400
180 #define	PLAT_ECC_ERROR2_SEND_MTAG_XXC		0x0800
181 #define	PLAT_ECC_ERROR2_SEND_IV_MTAG_XXC	0x1000
182 #define	PLAT_ECC_ERROR2_SEND_PCACHE		0x2000
183 
184 /* default value for ecc_error2_mailbox_flags */
185 #define	PLAT_ECC_ERROR2_SEND_DEFAULT		0x3fff
186 
187 typedef struct plat_ecc_error2_data {
188 	plat_ecc_msg_hdr_t	ee2d_header;	/* Header info */
189 	uint8_t		ee2d_type;		/* PLAT_ECC_ERROR2_* */
190 	uint8_t		ee2d_afar_status;	/* AFLT_STAT_* (see async.h) */
191 	uint8_t		ee2d_synd_status;	/* AFLT_STAT_* (see async.h) */
192 	uint8_t		ee2d_bank_number;	/* 0 or 1 */
193 	uint16_t	ee2d_detecting_proc;	/* Proc that detected error */
194 	uint16_t	ee2d_jnumber;		/* J# of the part in error */
195 	uint16_t	ee2d_owning_proc;	/* Proc that controls memory */
196 	uint16_t	ee2d_future1;		/* pad */
197 	uint32_t	ee2d_cpu_impl;		/* Proc type */
198 	uint64_t	ee2d_afsr;		/* AFSR */
199 	uint64_t	ee2d_sdw_afsr;		/* Shadow AFSR */
200 	uint64_t	ee2d_afsr_ext;		/* Extended AFSR */
201 	uint64_t	ee2d_sdw_afsr_ext;	/* Shadow extended AFSR */
202 	uint64_t	ee2d_afar;		/* AFAR */
203 	uint64_t	ee2d_sdw_afar;		/* Shadow AFAR */
204 	uint64_t	ee2d_timestamp;		/* Time stamp */
205 } plat_ecc_error2_data_t;
206 
207 #define	ee2d_major_version	ee2d_header.emh_major_ver
208 #define	ee2d_minor_version	ee2d_header.emh_minor_ver
209 #define	ee2d_msg_type		ee2d_header.emh_msg_type
210 #define	ee2d_msg_length		ee2d_header.emh_msg_length
211 
212 #define	PLAT_ECC_ERROR2_VERSION_MAJOR		1
213 #define	PLAT_ECC_ERROR2_VERSION_MINOR		1
214 
215 /* Values for ee2d_type */
216 #define	PLAT_ECC_ERROR2_NONE			0x00
217 #define	PLAT_ECC_ERROR2_L2_CE			0x01
218 #define	PLAT_ECC_ERROR2_L2_UE			0x02
219 #define	PLAT_ECC_ERROR2_L3_CE			0x03
220 #define	PLAT_ECC_ERROR2_L3_UE			0x04
221 #define	PLAT_ECC_ERROR2_CE			0x05
222 #define	PLAT_ECC_ERROR2_UE			0x06
223 #define	PLAT_ECC_ERROR2_DUE			0x07
224 #define	PLAT_ECC_ERROR2_TO			0x08
225 #define	PLAT_ECC_ERROR2_BERR			0x09
226 #define	PLAT_ECC_ERROR2_DTO			0x0a
227 #define	PLAT_ECC_ERROR2_DBERR			0x0b
228 #define	PLAT_ECC_ERROR2_L2_TSCE			0x0c
229 #define	PLAT_ECC_ERROR2_L2_THCE			0x0d
230 #define	PLAT_ECC_ERROR2_L3_TSCE			0x0e /* Unused */
231 #define	PLAT_ECC_ERROR2_L3_THCE			0x0f
232 #define	PLAT_ECC_ERROR2_DPE			0x10
233 #define	PLAT_ECC_ERROR2_IPE			0x11
234 #define	PLAT_ECC_ERROR2_ITLB			0x12
235 #define	PLAT_ECC_ERROR2_DTLB			0x13
236 #define	PLAT_ECC_ERROR2_IVU			0x14
237 #define	PLAT_ECC_ERROR2_IVC			0x15
238 #define	PLAT_ECC_ERROR2_EMC			0x16
239 #define	PLAT_ECC_ERROR2_IMC			0x17
240 #define	PLAT_ECC_ERROR2_L3_MECC			0x18
241 #define	PLAT_ECC_ERROR2_PCACHE			0x19
242 
243 #define	PLAT_ECC_ERROR2_NUMVALS			0x1a
244 
245 typedef struct plat_ecc_ch_async_flt {
246 	int		ecaf_synd_status; /* AFLT_STAT_* (see async.h) */
247 	int		ecaf_afar_status; /* AFLT_STAT_* (see async.h) */
248 	uint64_t	ecaf_sdw_afar;
249 	uint64_t	ecaf_sdw_afsr;
250 	uint64_t	ecaf_afsr_ext;
251 	uint64_t	ecaf_sdw_afsr_ext;
252 } plat_ecc_ch_async_flt_t;
253 
254 /*
255  * The following structures/#defines are used to notify the SC
256  * of DIMMs that fail the leaky bucket algorithm, E$ that experience
257  * multiple correctable errors and fail the serd algorithm, and
258  * E$ that experience any non-fatal uncorrectable error.
259  */
260 
261 extern uint8_t ecc_indictment_mailbox_disable;
262 
263 /* The message is OK */
264 #define	PLAT_ECC_INDICTMENT_OK		0x00
265 
266 /* Send the message, but don't trust it */
267 #define	PLAT_ECC_INDICTMENT_SUSPECT	0x01
268 
269 /* Don't send message */
270 #define	PLAT_ECC_INDICTMENT_NO_SEND	0x02
271 
272 extern uint8_t ecc_indictment_mailbox_flags;
273 
274 /* DIMM indictments for CEs */
275 #define	PLAT_ECC_SEND_DIMM_INDICT		0x01
276 
277 /* E$ indictments for UCC, WDC, CPC, EDC */
278 #define	PLAT_ECC_SEND_ECACHE_XXC_INDICT		0x02
279 
280 /* E$ indictments for UCU, WDU, CPU, EDU */
281 #define	PLAT_ECC_SEND_ECACHE_XXU_INDICT		0x04
282 
283 /* Default value for ecc_indictment_mailbox_flags */
284 #define	PLAT_ECC_SEND_DEFAULT_INDICT	(PLAT_ECC_SEND_ECACHE_XXC_INDICT |\
285 					PLAT_ECC_SEND_ECACHE_XXU_INDICT)
286 
287 /*
288  * WARNING: The plat_ecc_indictment_data_t struct size can be no bigger than
289  * 128 bytes.  The union will fill out the structure to the correct size -
290  * the string space used in solaris_version will fill out the rest of the
291  * structure.
292  *
293  * Any changes made to this structure in the future should ensure that the
294  * structure does not go over 128 bytes.
295  */
296 
297 #define	PLAT_ECC_INDICT_SIZE	128
298 
299 typedef struct {
300 	uint8_t 	version;		/* Starting with 1 */
301 	uint8_t 	indictment_type;	/* see below for values */
302 	uint8_t 	indictment_uncertain;
303 				/* Value of ecc_indictment_mailbox_disable */
304 	uint8_t 	board_num;		/* board number of dimm/E$ */
305 	uint16_t	detecting_proc;		/* Processor Number of CPU */
306 						/* reporting error */
307 	uint16_t	syndrome;		/* syndrome of last error */
308 	uint16_t	jnumber;		/* Jnumber of dimm/E$ */
309 	uint16_t	future[7];		/* For future use */
310 	uint64_t	afsr;			/* AFSR of last error */
311 	uint64_t	afar;			/* AFAR of last error */
312 	char    	solaris_version[1];
313 						/* Solaris version string */
314 } plat_ecc_indict_msg_contents_t;
315 
316 typedef union {
317 	plat_ecc_indict_msg_contents_t	msg_contents;
318 	uint8_t				filler[PLAT_ECC_INDICT_SIZE];
319 } plat_ecc_indictment_data_t;
320 
321 #define	PLAT_ECC_VERSION_LENGTH		(PLAT_ECC_INDICT_SIZE - \
322 		offsetof(plat_ecc_indict_msg_contents_t, solaris_version))
323 
324 #define	PLAT_ECC_INDICTMENT_VERSION	1
325 
326 /*
327  * Values for indictment_type.  For Panther, E$ refers to
328  * the L3$.  For previous procs, E$ refers to the L2$.
329  */
330 #define	PLAT_ECC_INDICT_NONE			0x00
331 #define	PLAT_ECC_INDICT_DIMM			0x01
332 #define	PLAT_ECC_INDICT_ECACHE_CORRECTABLES	0x02
333 #define	PLAT_ECC_INDICT_ECACHE_UNCORRECTABLE	0x03
334 
335 
336 /*
337  * These values are used to set the state of msg_status
338  *
339  * 0 - No message in transit
340  * 1 - taskq thread dispatched, dispatching thread waiting for signal
341  * 2 - dispatched thread completed sending message
342  * 3 - dispatching thread received interrupt, not waiting for signal
343  */
344 #define	PLAT_ECC_NO_MSG_ACTIVE		0
345 #define	PLAT_ECC_TASK_DISPATCHED	1
346 #define	PLAT_ECC_MSG_SENT		2
347 #define	PLAT_ECC_INTERRUPT_RECEIVED	3
348 
349 /*
350  * Min and max sizes of plat_ecc_taskq
351  */
352 #define	PLAT_ECC_TASKQ_MIN	2
353 #define	PLAT_ECC_TASKQ_MAX	8
354 
355 extern uint16_t ecc_indictment2_mailbox_flags;
356 
357 
358 #define	PLAT_ECC_SEND_INDICT2_L2_XXU		0x0001
359 #define	PLAT_ECC_SEND_INDICT2_L2_XXC_SERD	0x0002
360 #define	PLAT_ECC_SEND_INDICT2_L2_TAG_SERD	0x0004
361 #define	PLAT_ECC_SEND_INDICT2_L3_XXU		0x0008
362 #define	PLAT_ECC_SEND_INDICT2_L3_XXC_SERD	0x0010
363 #define	PLAT_ECC_SEND_INDICT2_L3_TAG_SERD	0x0020
364 #define	PLAT_ECC_SEND_INDICT2_L1_SERD		0x0040
365 #define	PLAT_ECC_SEND_INDICT2_TLB_SERD		0x0080
366 #define	PLAT_ECC_SEND_INDICT2_FPU		0x0100
367 #define	PLAT_ECC_SEND_INDICT2_PCACHE_SERD	0x0200
368 
369 #define	PLAT_ECC_SEND_INDICT2_DEFAULT		0x03ff
370 
371 typedef struct plat_ecc_indictment2_data {
372 	plat_ecc_msg_hdr_t	ei2d_header;	/* Header info */
373 	uint8_t		ei2d_type;		/* PLAT_ECC_INDICT2_* */
374 	uint8_t		ei2d_uncertain;		/* See indictment_uncertain */
375 	uint8_t		ei2d_board_num;		/* Board number of dimm */
376 	uint8_t		ei2d_future1;		/* pad */
377 	uint16_t	ei2d_arraigned_proc;	/* Proc number */
378 	uint16_t	ei2d_jnumber;		/* Jnumber */
379 	uint32_t	ei2d_cpu_impl;		/* Proc type */
380 	uint32_t	ei2d_future2;		/* pad */
381 	uint64_t	ei2d_timestamp;		/* Time stamp */
382 } plat_ecc_indictment2_data_t;
383 
384 #define	ei2d_major_version	ei2d_header.emh_major_ver
385 #define	ei2d_minor_version	ei2d_header.emh_minor_ver
386 #define	ei2d_msg_type		ei2d_header.emh_msg_type
387 #define	ei2d_msg_length		ei2d_header.emh_msg_length
388 
389 #define	PLAT_ECC_INDICT2_MAJOR_VERSION	1
390 #define	PLAT_ECC_INDICT2_MINOR_VERSION	1
391 
392 /*
393  * Values for ei2d_type
394  */
395 
396 #define	PLAT_ECC_INDICT2_NONE			0x00
397 #define	PLAT_ECC_INDICT2_L2_UE			0x01
398 #define	PLAT_ECC_INDICT2_L2_SERD		0x02
399 #define	PLAT_ECC_INDICT2_L2_TAG_SERD		0x03
400 #define	PLAT_ECC_INDICT2_L3_UE			0x04
401 #define	PLAT_ECC_INDICT2_L3_SERD		0x05
402 #define	PLAT_ECC_INDICT2_L3_TAG_SERD		0x06
403 #define	PLAT_ECC_INDICT2_DCACHE_SERD		0x07
404 #define	PLAT_ECC_INDICT2_ICACHE_SERD		0x08
405 #define	PLAT_ECC_INDICT2_ITLB_SERD		0x09
406 #define	PLAT_ECC_INDICT2_DTLB_SERD		0x0a
407 #define	PLAT_ECC_INDICT2_FPU			0x0b
408 #define	PLAT_ECC_INDICT2_PCACHE_SERD		0x0c
409 
410 #define	PLAT_ECC_INDICT2_NUMVALS		0x0d
411 
412 /*
413  * The following structure maps the indictment reason to its
414  * corresponding type.
415  */
416 typedef struct plat_ecc_bl_map {
417 	char	*ebm_reason;	/* Indictment reason */
418 	int	ebm_type;	/* Indictment type */
419 } plat_ecc_bl_map_t;
420 
421 /*
422  * This message is used to exchange the capability of the SC and Domain
423  * so that both entities can adjust their behavior as appropriate.
424  * Also the Solaris version is sent from the Domain along with the
425  * capability bitmap.
426  */
427 typedef struct plat_capability_data {
428 	plat_ecc_msg_hdr_t	capd_header;	/* Header info */
429 	uint32_t	capd_capability;	/* Capability bitmap */
430 	uint32_t	capd_future1;		/* pad */
431 	uint64_t	capd_future2;		/* pad */
432 	char		capd_solaris_version[1];
433 						/* Solaris version string ptr */
434 } plat_capability_data_t;
435 
436 #define	capd_major_version	capd_header.emh_major_ver
437 #define	capd_minor_version	capd_header.emh_minor_ver
438 #define	capd_msg_type		capd_header.emh_msg_type
439 #define	capd_msg_length		capd_header.emh_msg_length
440 
441 #define	PLAT_ECC_CAP_VERSION_MAJOR	1
442 #define	PLAT_ECC_CAP_VERSION_MINOR	1
443 
444 #define	PLAT_ECC_CAPABILITY_ERROR		0x01
445 #define	PLAT_ECC_CAPABILITY_INDICT		0x02
446 #define	PLAT_ECC_CAPABILITY_ERROR2		0x04
447 #define	PLAT_ECC_CAPABILITY_INDICT2		0x08
448 #define	PLAT_ECC_CAPABILITY_FMA			0x10
449 #define	PLAT_ECC_CAPABILITY_EREPORTS		0x20
450 
451 #define	PLAT_ECC_CAPABILITY_DOMAIN_DEFAULT	0x1f
452 #define	PLAT_ECC_CAPABILITY_SC_DEFAULT		0x03
453 
454 extern uint32_t plat_ecc_capability_map_domain;
455 extern uint32_t plat_ecc_capability_map_sc;
456 
457 /*
458  * The following structure is a wrapper around the all messages. The
459  * extra members are used for communicating between two threads.
460  */
461 typedef struct plat_ecc_message {
462 	plat_ecc_message_type_t		ecc_msg_type;
463 	uint32_t			ecc_msg_status;
464 	uint32_t			ecc_msg_ret;
465 	uint32_t			ecc_msg_len;
466 	void *				ecc_msg_data;
467 } plat_ecc_message_t;
468 
469 #ifdef	__cplusplus
470 }
471 #endif
472 
473 #endif	/* _SYS_PLAT_ECC_NUM_H */
474