xref: /OK3568_Linux_fs/external/rkwifibt/drivers/bcmdhd/include/bcmdefs.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1 /*
2  * Misc system wide definitions
3  *
4  * Copyright (C) 2020, Broadcom.
5  *
6  *      Unless you and Broadcom execute a separate written software license
7  * agreement governing use of this software, this software is licensed to you
8  * under the terms of the GNU General Public License version 2 (the "GPL"),
9  * available at http://www.broadcom.com/licenses/GPLv2.php, with the
10  * following added to such license:
11  *
12  *      As a special exception, the copyright holders of this software give you
13  * permission to link this software with independent modules, and to copy and
14  * distribute the resulting executable under terms of your choice, provided that
15  * you also meet, for each linked independent module, the terms and conditions of
16  * the license of that module.  An independent module is a module which is not
17  * derived from this software.  The special exception does not apply to any
18  * modifications of the software.
19  *
20  *
21  * <<Broadcom-WL-IPTag/Dual:>>
22  */
23 
24 #ifndef	_bcmdefs_h_
25 #define	_bcmdefs_h_
26 
27 #ifndef BCM_FLEX_ARRAY
28 #define BCM_FLEX_ARRAY  (1)
29 #endif /* BCM_FLEX_ARRAY */
30 
31 /*
32  * One doesn't need to include this file explicitly, gets included automatically if
33  * typedefs.h is included.
34  */
35 
36 /* Use BCM_REFERENCE to suppress warnings about intentionally-unused function
37  * arguments or local variables.
38  */
39 #define BCM_REFERENCE(data)	((void)(data))
40 
41 /* Allow for suppressing unused variable warnings. */
42 #ifdef __GNUC__
43 #define UNUSED_VAR     __attribute__ ((unused))
44 #else
45 #define UNUSED_VAR
46 #endif
47 
48 /* GNU GCC 4.6+ supports selectively turning off a warning.
49  * Define these diagnostic macros to help suppress cast-qual warning
50  * until all the work can be done to fix the casting issues.
51  */
52 #if (defined(__GNUC__) && defined(STRICT_GCC_WARNINGS) && \
53 	(__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6)) || \
54 	defined(__clang__))
55 #define GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST()              \
56 	_Pragma("GCC diagnostic push")			 \
57 	_Pragma("GCC diagnostic ignored \"-Wcast-qual\"")
58 #define GCC_DIAGNOSTIC_PUSH_SUPPRESS_NULL_DEREF()	 \
59 	_Pragma("GCC diagnostic push")			 \
60 	_Pragma("GCC diagnostic ignored \"-Wnull-dereference\"")
61 #define GCC_DIAGNOSTIC_POP()                             \
62 	_Pragma("GCC diagnostic pop")
63 #elif defined(_MSC_VER)
64 #define GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST()              \
65 	__pragma(warning(push))                          \
66 	__pragma(warning(disable:4090))
67 #define GCC_DIAGNOSTIC_PUSH_SUPPRESS_NULL_DEREF()	 \
68 	__pragma(warning(push))
69 #define GCC_DIAGNOSTIC_POP()                             \
70 	__pragma(warning(pop))
71 #else
72 #define GCC_DIAGNOSTIC_PUSH_SUPPRESS_CAST()
73 #define GCC_DIAGNOSTIC_PUSH_SUPPRESS_NULL_DEREF()
74 #define GCC_DIAGNOSTIC_POP()
75 #endif   /* Diagnostic macros not defined */
76 
77 /* Macros to allow Coverity modeling contructs in source code */
78 #if defined(__COVERITY__)
79 
80 /* Coverity Doc:
81  * Indicates to the TAINTED_SCALAR checker and the INTEGER_OVERFLOW checker
82  * that a function taints its argument
83  */
84 #define COV_TAINTED_DATA_ARG(arg)  __coverity_tainted_data_argument__(arg)
85 
86 /* Coverity Doc:
87  * Indicates to the TAINTED_SCALAR checker and the INTEGER_OVERFLOW checker
88  * that a function is a tainted data sink for an argument.
89  */
90 #define COV_TAINTED_DATA_SINK(arg) __coverity_tainted_data_sink__(arg)
91 
92 /* Coverity Doc:
93  * Models a function that cannot take a negative number as an argument. Used in
94  * conjunction with other models to indicate that negative arguments are invalid.
95  */
96 #define COV_NEG_SINK(arg)          __coverity_negative_sink__(arg)
97 
98 #else
99 
100 #define COV_TAINTED_DATA_ARG(arg)  do { } while (0)
101 #define COV_TAINTED_DATA_SINK(arg) do { } while (0)
102 #define COV_NEG_SINK(arg)          do { } while (0)
103 
104 #endif /* __COVERITY__ */
105 
106 /* Compile-time assert can be used in place of ASSERT if the expression evaluates
107  * to a constant at compile time.
108  */
109 #define STATIC_ASSERT(expr) { \
110 	/* Make sure the expression is constant. */ \
111 	typedef enum { _STATIC_ASSERT_NOT_CONSTANT = (expr) } _static_assert_e UNUSED_VAR; \
112 	/* Make sure the expression is true. */ \
113 	typedef char STATIC_ASSERT_FAIL[(expr) ? 1 : -1] UNUSED_VAR; \
114 }
115 
116 /* Reclaiming text and data :
117  * The following macros specify special linker sections that can be reclaimed
118  * after a system is considered 'up'.
119  * BCMATTACHFN is also used for detach functions (it's not worth having a BCMDETACHFN,
120  * as in most cases, the attach function calls the detach function to clean up on error).
121  */
122 #if defined(BCM_RECLAIM)
123 
124 extern bool bcm_reclaimed;
125 extern bool bcm_attach_part_reclaimed;
126 extern bool bcm_preattach_part_reclaimed;
127 extern bool bcm_postattach_part_reclaimed;
128 
129 #define RECLAIMED()			(bcm_reclaimed)
130 #define ATTACH_PART_RECLAIMED()		(bcm_attach_part_reclaimed)
131 #define PREATTACH_PART_RECLAIMED()	(bcm_preattach_part_reclaimed)
132 #define POSTATTACH_PART_RECLAIMED()	(bcm_postattach_part_reclaimed)
133 
134 /* Place _fn/_data symbols in various reclaimed output sections */
135 #define BCMATTACHDATA(_data)	__attribute__ ((__section__ (".dataini2." #_data))) _data
136 #define BCMATTACHFN(_fn)	__attribute__ ((__section__ (".textini2." #_fn), noinline)) _fn
137 #define BCMPREATTACHDATA(_data)	__attribute__ ((__section__ (".dataini3." #_data))) _data
138 #define BCMPREATTACHFN(_fn)	__attribute__ ((__section__ (".textini3." #_fn), noinline)) _fn
139 #define BCMPOSTATTACHDATA(_data)	__attribute__ ((__section__ (".dataini5." #_data))) _data
140 #define BCMPOSTATTACHFN(_fn)	__attribute__ ((__section__ (".textini5." #_fn), noinline)) _fn
141 
142 /* Relocate attach symbols to save-restore region to increase pre-reclaim heap size. */
143 #define BCM_SRM_ATTACH_DATA(_data)    __attribute__ ((__section__ (".datasrm." #_data))) _data
144 #define BCM_SRM_ATTACH_FN(_fn)        __attribute__ ((__section__ (".textsrm." #_fn), noinline)) _fn
145 
146 /* Explicitly place data in .rodata section so it can be write-protected after attach */
147 #define BCMRODATA(_data)	__attribute__ ((__section__ (".shrodata." #_data))) _data
148 
149 #ifdef BCMDBG_SR
150 /*
151  * Don't reclaim so we can compare SR ASM
152  */
153 #define BCMPREATTACHDATASR(_data)	_data
154 #define BCMPREATTACHFNSR(_fn)		_fn
155 #define BCMATTACHDATASR(_data)		_data
156 #define BCMATTACHFNSR(_fn)		_fn
157 #else
158 #define BCMPREATTACHDATASR(_data)	BCMPREATTACHDATA(_data)
159 #define BCMPREATTACHFNSR(_fn)		BCMPREATTACHFN(_fn)
160 #define BCMATTACHDATASR(_data)		BCMATTACHDATA(_data)
161 #define BCMATTACHFNSR(_fn)		BCMATTACHFN(_fn)
162 #endif
163 
164 #define BCMINITDATA(_data)	_data
165 #define BCMINITFN(_fn)		_fn
166 #ifndef CONST
167 #define CONST	const
168 #endif
169 
170 /* Non-manufacture or internal attach function/dat */
171 #if !(defined(WLTEST) || defined(ATE_BUILD))
172 #define	BCMNMIATTACHFN(_fn)	BCMATTACHFN(_fn)
173 #define	BCMNMIATTACHDATA(_data)	BCMATTACHDATA(_data)
174 #else
175 #define	BCMNMIATTACHFN(_fn)	_fn
176 #define	BCMNMIATTACHDATA(_data)	_data
177 #endif	/* WLTEST || ATE_BUILD */
178 
179 #if !defined(ATE_BUILD) && defined(BCM_CISDUMP_NO_RECLAIM)
180 #define	BCMCISDUMPATTACHFN(_fn)		_fn
181 #define	BCMCISDUMPATTACHDATA(_data)	_data
182 #else
183 #define	BCMCISDUMPATTACHFN(_fn)		BCMNMIATTACHFN(_fn)
184 #define	BCMCISDUMPATTACHDATA(_data)	BCMNMIATTACHDATA(_data)
185 #endif /* !ATE_BUILD && BCM_CISDUMP_NO_RECLAIM */
186 
187 /* SROM with OTP support */
188 #if defined(BCMOTPSROM)
189 #define	BCMSROMATTACHFN(_fn)		_fn
190 #define	BCMSROMATTACHDATA(_data)	_data
191 #else
192 #define	BCMSROMATTACHFN(_fn)		BCMNMIATTACHFN(_fn)
193 #define	BCMSROMATTACHDATA(_data)	BCMNMIATTACHFN(_data)
194 #endif	/* BCMOTPSROM */
195 
196 #if defined(BCM_CISDUMP_NO_RECLAIM)
197 #define	BCMSROMCISDUMPATTACHFN(_fn)	_fn
198 #define	BCMSROMCISDUMPATTACHDATA(_data)	_data
199 #else
200 #define	BCMSROMCISDUMPATTACHFN(_fn)	BCMSROMATTACHFN(_fn)
201 #define	BCMSROMCISDUMPATTACHDATA(_data)	BCMSROMATTACHDATA(_data)
202 #endif /* BCM_CISDUMP_NO_RECLAIM */
203 
204 #define BCMUNINITFN(_fn)	_fn
205 
206 #else /* BCM_RECLAIM */
207 
208 #define bcm_reclaimed			(1)
209 #define bcm_attach_part_reclaimed	(1)
210 #define bcm_preattach_part_reclaimed	(1)
211 #define bcm_postattach_part_reclaimed	(1)
212 #define BCMATTACHDATA(_data)		_data
213 #define BCMATTACHFN(_fn)		_fn
214 #define BCM_SRM_ATTACH_DATA(_data)	_data
215 #define BCM_SRM_ATTACH_FN(_fn)		_fn
216 /* BCMRODATA data is written into at attach time so it cannot be in .rodata */
217 #define BCMRODATA(_data)	__attribute__ ((__section__ (".data." #_data))) _data
218 #define BCMPREATTACHDATA(_data)		_data
219 #define BCMPREATTACHFN(_fn)		_fn
220 #define BCMPOSTATTACHDATA(_data)	_data
221 #define BCMPOSTATTACHFN(_fn)		_fn
222 #define BCMINITDATA(_data)		_data
223 #define BCMINITFN(_fn)			_fn
224 #define BCMUNINITFN(_fn)		_fn
225 #define	BCMNMIATTACHFN(_fn)		_fn
226 #define	BCMNMIATTACHDATA(_data)		_data
227 #define	BCMSROMATTACHFN(_fn)		_fn
228 #define	BCMSROMATTACHDATA(_data)	_data
229 #define BCMPREATTACHFNSR(_fn)		_fn
230 #define BCMPREATTACHDATASR(_data)	_data
231 #define BCMATTACHFNSR(_fn)		_fn
232 #define BCMATTACHDATASR(_data)		_data
233 #define	BCMSROMATTACHFN(_fn)		_fn
234 #define	BCMSROMATTACHDATA(_data)	_data
235 #define	BCMCISDUMPATTACHFN(_fn)		_fn
236 #define	BCMCISDUMPATTACHDATA(_data)	_data
237 #define	BCMSROMCISDUMPATTACHFN(_fn)	_fn
238 #define	BCMSROMCISDUMPATTACHDATA(_data)	_data
239 #define CONST				const
240 
241 #define RECLAIMED()			(bcm_reclaimed)
242 #define ATTACH_PART_RECLAIMED()		(bcm_attach_part_reclaimed)
243 #define PREATTACH_PART_RECLAIMED()	(bcm_preattach_part_reclaimed)
244 #define POSTATTACH_PART_RECLAIMED()	(bcm_postattach_part_reclaimed)
245 
246 #endif /* BCM_RECLAIM */
247 
248 #define BCMUCODEDATA(_data)		BCMINITDATA(_data)
249 
250 #if defined(BCM_AQM_DMA_DESC) && !defined(BCM_AQM_DMA_DESC_DISABLED) && !defined(DONGLEBUILD)
251 #define BCMUCODEFN(_fn)			BCMINITFN(_fn)
252 #else
253 #define BCMUCODEFN(_fn)			BCMATTACHFN(_fn)
254 #endif /* BCM_AQM_DMA_DESC */
255 
256 /* This feature is for dongle builds only.
257  * In Rom build use BCMFASTPATH() to mark functions that will excluded from ROM bits if
258  * BCMFASTPATH_EXCLUDE_FROM_ROM flag is defined (defined by default).
259  * In romoffload or ram builds all functions that marked by BCMFASTPATH() will be placed
260  * in "text_fastpath" section and will be used by trap handler.
261  */
262 #ifndef BCMFASTPATH
263 #if defined(DONGLEBUILD)
264 #if defined(BCMROMBUILD)
265 #if defined(BCMFASTPATH_EXCLUDE_FROM_ROM)
266 	#define BCMFASTPATH(_fn)	__attribute__ ((__section__ (".text_ram." #_fn))) _fn
267 #else /* BCMFASTPATH_EXCLUDE_FROM_ROM */
268 	#define BCMFASTPATH(_fn)	_fn
269 #endif /* BCMFASTPATH_EXCLUDE_FROM_ROM */
270 #else /* BCMROMBUILD */
271 #ifdef BCMFASTPATH_O3OPT
272 #ifdef ROM_ENAB_RUNTIME_CHECK
273 	#define BCMFASTPATH(_fn)	__attribute__ ((__section__ (".text_fastpath." #_fn)))  _fn
274 #else
275 	#define BCMFASTPATH(_fn)	__attribute__ ((__section__ (".text_fastpath." #_fn))) \
276 					__attribute__ ((optimize(3))) _fn
277 #endif /* ROM_ENAB_RUNTIME_CHECK */
278 #else
279 	#define BCMFASTPATH(_fn)	__attribute__ ((__section__ (".text_fastpath." #_fn)))  _fn
280 #endif /* BCMFASTPATH_O3OPT */
281 #endif /* BCMROMBUILD */
282 #else /* DONGLEBUILD */
283 	#define BCMFASTPATH(_fn)	_fn
284 #endif /* DONGLEBUILD */
285 #endif /* BCMFASTPATH */
286 
287 /* Use the BCMRAMFN/BCMRAMDATA() macros to tag functions/data in source that must be included in RAM
288  * (excluded from ROM). This should eliminate the need to manually specify these functions/data in
289  * the ROM config file. It should only be used in special cases where the function must be in RAM
290  * for *all* ROM-based chips.
291  */
292 #if defined(BCMROMBUILD)
293 	#define BCMRAMFN(_fn)     __attribute__ ((__section__ (".text_ram." #_fn), noinline)) _fn
294 	#define BCMRAMDATA(_data) __attribute__ ((__section__ (".rodata_ram." #_data))) _data
295 #else
296 	#define BCMRAMFN(_fn)		_fn
297 	#define BCMRAMDATA(_data)	_data
298 #endif /* ROMBUILD */
299 
300 /* Use BCMSPECSYM() macro to tag symbols going to a special output section in the binary. */
301 #define BCMSPECSYM(_sym)	__attribute__ ((__section__ (".special." #_sym))) _sym
302 
303 #define STATIC	static
304 
305 /* functions that do not examine any values except their arguments, and have no effects except
306  * the return value should use this keyword. Note that a function that has pointer arguments
307  * and examines the data pointed to must not be declared as BCMCONSTFN.
308  */
309 #ifdef __GNUC__
310 #define BCMCONSTFN	__attribute__ ((const))
311 #else
312 #define BCMCONSTFN
313 #endif /* __GNUC__ */
314 
315 /* Bus types */
316 #define	SI_BUS			0	/* SOC Interconnect */
317 #define	PCI_BUS			1	/* PCI target */
318 #define	PCMCIA_BUS		2	/* PCMCIA target */
319 #define SDIO_BUS		3	/* SDIO target */
320 #define JTAG_BUS		4	/* JTAG */
321 #define USB_BUS			5	/* USB (does not support R/W REG) */
322 #define SPI_BUS			6	/* gSPI target */
323 #define RPC_BUS			7	/* RPC target */
324 
325 /* Allows size optimization for single-bus image */
326 #ifdef BCMBUSTYPE
327 #define BUSTYPE(bus)	(BCMBUSTYPE)
328 #else
329 #define BUSTYPE(bus)	(bus)
330 #endif
331 
332 #ifdef BCMBUSCORETYPE
333 #define BUSCORETYPE(ct)		(BCMBUSCORETYPE)
334 #else
335 #define BUSCORETYPE(ct)		(ct)
336 #endif
337 
338 /* Allows size optimization for single-backplane image */
339 #ifdef BCMCHIPTYPE
340 #define CHIPTYPE(bus)	(BCMCHIPTYPE)
341 #else
342 #define CHIPTYPE(bus)	(bus)
343 #endif
344 
345 /* Allows size optimization for SPROM support */
346 #if defined(BCMSPROMBUS)
347 #define SPROMBUS	(BCMSPROMBUS)
348 #else
349 #define SPROMBUS	(PCI_BUS)
350 #endif
351 
352 /* Allows size optimization for single-chip image */
353 /* These macros are NOT meant to encourage writing chip-specific code.
354  * Use them only when it is appropriate for example in PMU PLL/CHIP/SWREG
355  * controls and in chip-specific workarounds.
356  */
357 #ifdef BCMCHIPID
358 #define CHIPID(chip)	(BCMCHIPID)
359 #else
360 #define CHIPID(chip)	(chip)
361 #endif
362 
363 #ifdef BCMCHIPREV
364 #define CHIPREV(rev)	(BCMCHIPREV)
365 #else
366 #define CHIPREV(rev)	(rev)
367 #endif
368 
369 #ifdef BCMPCIEREV
370 #define PCIECOREREV(rev)	(BCMPCIEREV)
371 #else
372 #define PCIECOREREV(rev)	(rev)
373 #endif
374 
375 #ifdef BCMPMUREV
376 #define PMUREV(rev)	(BCMPMUREV)
377 #else
378 #define PMUREV(rev)	(rev)
379 #endif
380 
381 #ifdef BCMCCREV
382 #define CCREV(rev)	(BCMCCREV)
383 #else
384 #define CCREV(rev)	(rev)
385 #endif
386 
387 #ifdef BCMGCIREV
388 #define GCIREV(rev)	(BCMGCIREV)
389 #else
390 #define GCIREV(rev)	(rev)
391 #endif
392 
393 #ifdef BCMCR4REV
394 #define CR4REV(rev)	(BCMCR4REV)
395 #define CR4REV_GE(rev, val)	((BCMCR4REV) >= (val))
396 #else
397 #define CR4REV(rev)	(rev)
398 #define CR4REV_GE(rev, val)	((rev) >= (val))
399 #endif
400 
401 #ifdef BCMLHLREV
402 #define LHLREV(rev)	(BCMLHLREV)
403 #else
404 #define LHLREV(rev)	(rev)
405 #endif
406 
407 #ifdef BCMSPMISREV
408 #define SPMISREV(rev)	(BCMSPMISREV)
409 #else
410 #define	SPMISREV(rev)	(rev)
411 #endif
412 
413 /* Defines for DMA Address Width - Shared between OSL and HNDDMA */
414 #define DMADDR_MASK_32 0x0		/* Address mask for 32-bits */
415 #define DMADDR_MASK_30 0xc0000000	/* Address mask for 30-bits */
416 #define DMADDR_MASK_26 0xFC000000	/* Address maks for 26-bits */
417 #define DMADDR_MASK_0  0xffffffff	/* Address mask for 0-bits (hi-part) */
418 
419 #define	DMADDRWIDTH_26  26 /* 26-bit addressing capability */
420 #define	DMADDRWIDTH_30  30 /* 30-bit addressing capability */
421 #define	DMADDRWIDTH_32  32 /* 32-bit addressing capability */
422 #define	DMADDRWIDTH_63  63 /* 64-bit addressing capability */
423 #define	DMADDRWIDTH_64  64 /* 64-bit addressing capability */
424 
425 typedef struct {
426 	uint32 loaddr;
427 	uint32 hiaddr;
428 } dma64addr_t;
429 
430 #define PHYSADDR64HI(_pa) ((_pa).hiaddr)
431 #define PHYSADDR64HISET(_pa, _val) \
432 	do { \
433 		(_pa).hiaddr = (_val);		\
434 	} while (0)
435 #define PHYSADDR64LO(_pa) ((_pa).loaddr)
436 #define PHYSADDR64LOSET(_pa, _val) \
437 	do { \
438 		(_pa).loaddr = (_val);		\
439 	} while (0)
440 
441 #ifdef BCMDMA64OSL
442 typedef dma64addr_t dmaaddr_t;
443 #define PHYSADDRHI(_pa) PHYSADDR64HI(_pa)
444 #define PHYSADDRHISET(_pa, _val) PHYSADDR64HISET(_pa, _val)
445 #define PHYSADDRLO(_pa)  PHYSADDR64LO(_pa)
446 #define PHYSADDRLOSET(_pa, _val) PHYSADDR64LOSET(_pa, _val)
447 #define PHYSADDRTOULONG(_pa, _ulong) \
448 	do { \
449 		_ulong = ((unsigned long long)(_pa).hiaddr << 32) | ((_pa).loaddr); \
450 	} while (0)
451 
452 #else
453 typedef uint32 dmaaddr_t;
454 #define PHYSADDRHI(_pa) (0u)
455 #define PHYSADDRHISET(_pa, _val)
456 #define PHYSADDRLO(_pa) ((_pa))
457 #define PHYSADDRLOSET(_pa, _val) \
458 	do { \
459 		(_pa) = (_val);			\
460 	} while (0)
461 #endif /* BCMDMA64OSL */
462 
463 #define PHYSADDRISZERO(_pa) (PHYSADDRLO(_pa) == 0 && PHYSADDRHI(_pa) == 0)
464 
465 /* One physical DMA segment */
466 typedef struct  {
467 	dmaaddr_t addr;
468 	uint32	  length;
469 } hnddma_seg_t;
470 
471 #if defined(__linux__)
472 #define MAX_DMA_SEGS 8
473 #else
474 #define MAX_DMA_SEGS 4
475 #endif
476 
477 typedef struct {
478 	void *oshdmah; /* Opaque handle for OSL to store its information */
479 	uint origsize; /* Size of the virtual packet */
480 	uint nsegs;
481 	hnddma_seg_t segs[MAX_DMA_SEGS];
482 } hnddma_seg_map_t;
483 
484 /* packet headroom necessary to accommodate the largest header in the system, (i.e TXOFF).
485  * By doing, we avoid the need  to allocate an extra buffer for the header when bridging to WL.
486  * There is a compile time check in wlc.c which ensure that this value is at least as big
487  * as TXOFF. This value is used in dma_rxfill (hnddma.c).
488  */
489 
490 #ifndef BCMEXTRAHDROOM
491 #define BCMEXTRAHDROOM 204
492 #endif
493 
494 /* Packet alignment for most efficient SDIO (can change based on platform) */
495 #ifndef SDALIGN
496 #define SDALIGN	32
497 #endif
498 
499 /* Headroom required for dongle-to-host communication.  Packets allocated
500  * locally in the dongle (e.g. for CDC ioctls or RNDIS messages) should
501  * leave this much room in front for low-level message headers which may
502  * be needed to get across the dongle bus to the host.  (These messages
503  * don't go over the network, so room for the full WL header above would
504  * be a waste.).
505 */
506 /*
507  * set the numbers to be MAX of all the devices, to avoid problems with ROM builds
508  * USB BCMDONGLEHDRSZ and BCMDONGLEPADSZ is 0
509  * SDIO BCMDONGLEHDRSZ 12 and BCMDONGLEPADSZ 16
510 */
511 #define BCMDONGLEHDRSZ 12
512 #define BCMDONGLEPADSZ 16
513 
514 #define BCMDONGLEOVERHEAD	(BCMDONGLEHDRSZ + BCMDONGLEPADSZ)
515 
516 #ifdef BCMDBG
517 
518 #ifndef BCMDBG_ERR
519 #define BCMDBG_ERR
520 #endif /* BCMDBG_ERR */
521 
522 #ifndef BCMDBG_ASSERT
523 #define BCMDBG_ASSERT
524 #endif /* BCMDBG_ASSERT */
525 
526 #endif /* BCMDBG */
527 
528 #if defined(NO_BCMDBG_ASSERT)
529 	#undef BCMDBG_ASSERT
530 	#undef BCMASSERT_LOG
531 #endif
532 
533 #if defined(BCMDBG_ASSERT) || defined(BCMASSERT_LOG)
534 #define BCMASSERT_SUPPORT
535 #endif /* BCMDBG_ASSERT || BCMASSERT_LOG */
536 
537 /* Macros for doing definition and get/set of bitfields
538  * Usage example, e.g. a three-bit field (bits 4-6):
539  *    #define <NAME>_M	BITFIELD_MASK(3)
540  *    #define <NAME>_S	4
541  * ...
542  *    regval = R_REG(osh, &regs->regfoo);
543  *    field = GFIELD(regval, <NAME>);
544  *    regval = SFIELD(regval, <NAME>, 1);
545  *    W_REG(osh, &regs->regfoo, regval);
546  */
547 #define BITFIELD_MASK(width) \
548 		(((unsigned)1 << (width)) - 1)
549 #define GFIELD(val, field) \
550 		(((val) >> field ## _S) & field ## _M)
551 #define SFIELD(val, field, bits) \
552 		(((val) & (~(field ## _M << field ## _S))) | \
553 		 ((unsigned)(bits) << field ## _S))
554 
555 /* define BCMSMALL to remove misc features for memory-constrained environments */
556 #ifdef BCMSMALL
557 #undef	BCMSPACE
558 #define bcmspace	FALSE	/* if (bcmspace) code is discarded */
559 #else
560 #define	BCMSPACE
561 #define bcmspace	TRUE	/* if (bcmspace) code is retained */
562 #endif
563 
564 /* ROM_ENAB_RUNTIME_CHECK may be set based upon the #define below (for ROM builds). It may also
565  * be defined via makefiles (e.g. ROM auto abandon unoptimized compiles).
566  */
567 #if defined(BCMROMBUILD)
568 #ifndef ROM_ENAB_RUNTIME_CHECK
569 	#define ROM_ENAB_RUNTIME_CHECK
570 #endif
571 #endif /* BCMROMBUILD */
572 
573 #ifdef BCM_SH_SFLASH
574 	extern bool _bcm_sh_sflash;
575 #if defined(ROM_ENAB_RUNTIME_CHECK) || !defined(DONGLEBUILD)
576 	#define BCM_SH_SFLASH_ENAB() (_bcm_sh_sflash)
577 #elif defined(BCM_SH_SFLASH_DISABLED)
578 	#define BCM_SH_SFLASH_ENAB()	(0)
579 #else
580 	#define BCM_SH_SFLASH_ENAB()	(1)
581 #endif
582 #else
583 	#define BCM_SH_SFLASH_ENAB()   (0)
584 #endif	/* BCM_SH_SFLASH */
585 
586 #ifdef BCM_SFLASH
587 	extern bool _bcm_sflash;
588 #if defined(ROM_ENAB_RUNTIME_CHECK) || !defined(DONGLEBUILD)
589 	#define BCM_SFLASH_ENAB() (_bcm_sflash)
590 #elif defined(BCM_SFLASH_DISABLED)
591 	#define BCM_SFLASH_ENAB()	(0)
592 #else
593 	#define BCM_SFLASH_ENAB()	(1)
594 #endif
595 #else
596 	#define BCM_SFLASH_ENAB()   (0)
597 #endif	/* BCM_SFLASH */
598 
599 #ifdef BCM_DELAY_ON_LTR
600 	extern bool _bcm_delay_on_ltr;
601 #if defined(ROM_ENAB_RUNTIME_CHECK) || !defined(DONGLEBUILD)
602 	#define BCM_DELAY_ON_LTR_ENAB() (_bcm_delay_on_ltr)
603 #elif defined(BCM_DELAY_ON_LTR_DISABLED)
604 	#define BCM_DELAY_ON_LTR_ENAB()	(0)
605 #else
606 	#define BCM_DELAY_ON_LTR_ENAB()	(1)
607 #endif
608 #else
609 	#define BCM_DELAY_ON_LTR_ENAB()		(0)
610 #endif	/* BCM_DELAY_ON_LTR */
611 
612 /* Max. nvram variable table size */
613 #ifndef MAXSZ_NVRAM_VARS
614 #ifdef LARGE_NVRAM_MAXSZ
615 #define MAXSZ_NVRAM_VARS	(LARGE_NVRAM_MAXSZ * 2)
616 #else
617 #if defined(BCMROMBUILD) || defined(DONGLEBUILD)
618 /* SROM12 changes */
619 #define	MAXSZ_NVRAM_VARS	6144	/* should be reduced */
620 #else
621 #define LARGE_NVRAM_MAXSZ	8192
622 #define MAXSZ_NVRAM_VARS	(LARGE_NVRAM_MAXSZ * 2)
623 #endif /* BCMROMBUILD || DONGLEBUILD */
624 #endif /* LARGE_NVRAM_MAXSZ */
625 #endif /* !MAXSZ_NVRAM_VARS */
626 
627 #ifdef ATE_BUILD
628 #ifndef ATE_NVRAM_MAXSIZE
629 #define ATE_NVRAM_MAXSIZE 32000
630 #endif /* ATE_NVRAM_MAXSIZE */
631 #endif /* ATE_BUILD */
632 
633 #ifdef BCMLFRAG /* BCMLFRAG support enab macros  */
634 	extern bool _bcmlfrag;
635 #if defined(ROM_ENAB_RUNTIME_CHECK) || !defined(DONGLEBUILD)
636 	#define BCMLFRAG_ENAB() (_bcmlfrag)
637 #elif defined(BCMLFRAG_DISABLED)
638 	#define BCMLFRAG_ENAB()	(0)
639 #else
640 	#define BCMLFRAG_ENAB()	(1)
641 #endif
642 #else
643 	#define BCMLFRAG_ENAB()		(0)
644 #endif /* BCMLFRAG_ENAB */
645 
646 #ifdef BCMPCIEDEV /* BCMPCIEDEV support enab macros */
647 extern bool _pciedevenab;
648 #if defined(ROM_ENAB_RUNTIME_CHECK)
649 	#define BCMPCIEDEV_ENAB() (_pciedevenab)
650 #elif defined(BCMPCIEDEV_ENABLED)
651 	#define BCMPCIEDEV_ENAB()	1
652 #else
653 	#define BCMPCIEDEV_ENAB()	0
654 #endif
655 #else
656 	#define BCMPCIEDEV_ENAB()	0
657 #endif /* BCMPCIEDEV */
658 
659 #ifdef BCMRESVFRAGPOOL /* BCMRESVFRAGPOOL support enab macros */
660 extern bool _resvfragpool_enab;
661 #if defined(ROM_ENAB_RUNTIME_CHECK) || !defined(DONGLEBUILD)
662 	#define  BCMRESVFRAGPOOL_ENAB() (_resvfragpool_enab)
663 #elif defined(BCMRESVFRAGPOOL_DISABLED)
664 	#define BCMRESVFRAGPOOL_ENAB()	(0)
665 #else
666 	#define BCMRESVFRAGPOOL_ENAB()	(1)
667 #endif
668 #else
669 	#define BCMRESVFRAGPOOL_ENAB()	0
670 #endif /* BCMPCIEDEV */
671 
672 #ifdef BCMSDIODEV /* BCMSDIODEV support enab macros */
673 extern bool _sdiodevenab;
674 #if defined(ROM_ENAB_RUNTIME_CHECK) || !defined(DONGLEBUILD)
675 	#define BCMSDIODEV_ENAB() (_sdiodevenab)
676 #elif defined(BCMSDIODEV_ENABLED)
677 	#define BCMSDIODEV_ENAB()	1
678 #else
679 	#define BCMSDIODEV_ENAB()	0
680 #endif
681 #else
682 	#define BCMSDIODEV_ENAB()	0
683 #endif /* BCMSDIODEV */
684 
685 #ifdef BCMSPMIS
686 extern bool _bcmspmi_enab;
687 #if defined(ROM_ENAB_RUNTIME_CHECK) || !defined(DONGLEBUILD)
688 	#define	BCMSPMIS_ENAB()		(_bcmspmi_enab)
689 #elif defined(BCMSPMIS_DISABLED)
690 	#define	BCMSPMIS_ENAB()		0
691 #else
692 	#define	BCMSPMIS_ENAB()		1
693 #endif
694 #else
695 	#define	BCMSPMIS_ENAB()		0
696 #endif /* BCMSPMIS */
697 
698 #ifdef BCMDVFS /* BCMDVFS support enab macros */
699 extern bool _dvfsenab;
700 #if defined(ROM_ENAB_RUNTIME_CHECK)
701 	#define BCMDVFS_ENAB() (_dvfsenab)
702 #elif !defined(BCMDVFS_DISABLED)
703 	#define BCMDVFS_ENAB()	(1)
704 #else
705 	#define BCMDVFS_ENAB()	(0)
706 #endif
707 #else
708 	#define BCMDVFS_ENAB()	(0)
709 #endif /* BCMDVFS */
710 
711 /* Max size for reclaimable NVRAM array */
712 #ifndef ATE_BUILD
713 #ifdef DL_NVRAM
714 #define NVRAM_ARRAY_MAXSIZE	DL_NVRAM
715 #else
716 #define NVRAM_ARRAY_MAXSIZE	MAXSZ_NVRAM_VARS
717 #endif /* DL_NVRAM */
718 #else
719 #define NVRAM_ARRAY_MAXSIZE	ATE_NVRAM_MAXSIZE
720 #endif /* ATE_BUILD */
721 
722 extern uint32 gFWID;
723 
724 #ifdef BCMFRWDPKT /* BCMFRWDPKT support enab macros  */
725 	extern bool _bcmfrwdpkt;
726 #if defined(ROM_ENAB_RUNTIME_CHECK) || !defined(DONGLEBUILD)
727 	#define BCMFRWDPKT_ENAB() (_bcmfrwdpkt)
728 #elif defined(BCMFRWDPKT_DISABLED)
729 	#define BCMFRWDPKT_ENAB()	(0)
730 #else
731 	#define BCMFRWDPKT_ENAB()	(1)
732 #endif
733 #else
734 	#define BCMFRWDPKT_ENAB()		(0)
735 #endif /* BCMFRWDPKT */
736 
737 #ifdef BCMFRWDPOOLREORG /* BCMFRWDPOOLREORG support enab macros  */
738 	extern bool _bcmfrwdpoolreorg;
739 #if defined(ROM_ENAB_RUNTIME_CHECK) || !defined(DONGLEBUILD)
740 	#define BCMFRWDPOOLREORG_ENAB() (_bcmfrwdpoolreorg)
741 #elif defined(BCMFRWDPOOLREORG_DISABLED)
742 	#define BCMFRWDPOOLREORG_ENAB()	(0)
743 #else
744 	#define BCMFRWDPOOLREORG_ENAB()	(1)
745 #endif
746 #else
747 	#define BCMFRWDPOOLREORG_ENAB()		(0)
748 #endif /* BCMFRWDPOOLREORG */
749 
750 #ifdef BCMPOOLRECLAIM /* BCMPOOLRECLAIM support enab macros  */
751 	extern bool _bcmpoolreclaim;
752 #if defined(ROM_ENAB_RUNTIME_CHECK) || !defined(DONGLEBUILD)
753 	#define BCMPOOLRECLAIM_ENAB() (_bcmpoolreclaim)
754 #elif defined(BCMPOOLRECLAIM_DISABLED)
755 	#define BCMPOOLRECLAIM_ENAB()	(0)
756 #else
757 	#define BCMPOOLRECLAIM_ENAB()	(1)
758 #endif
759 #else
760 	#define BCMPOOLRECLAIM_ENAB()		(0)
761 #endif /* BCMPOOLRECLAIM */
762 
763 /* Chip related low power flags (lpflags) */
764 
765 #ifndef PAD
766 #define _PADLINE(line)  pad ## line
767 #define _XSTR(line)     _PADLINE(line)
768 #define PAD             _XSTR(__LINE__)
769 #endif
770 
771 #if defined(DONGLEBUILD) && ! defined(__COVERITY__)
772 #define MODULE_DETACH(var, detach_func)\
773 	do { \
774 		BCM_REFERENCE(detach_func); \
775 		OSL_SYS_HALT(); \
776 	} while (0);
777 #define MODULE_DETACH_2(var1, var2, detach_func) MODULE_DETACH(var1, detach_func)
778 #define MODULE_DETACH_TYPECASTED(var, detach_func)
779 #else
780 #define MODULE_DETACH(var, detach_func)\
781 	if (var) { \
782 		detach_func(var); \
783 		(var) = NULL; \
784 	}
785 #define MODULE_DETACH_2(var1, var2, detach_func) detach_func(var1, var2)
786 #define MODULE_DETACH_TYPECASTED(var, detach_func) detach_func(var)
787 #endif /* DONGLEBUILD */
788 
789 /* When building ROML image use runtime conditional to cause the compiler
790  * to compile everything but not to complain "defined but not used"
791  * as #ifdef would cause at the callsites.
792  * In the end functions called under if (0) {} will not be linked
793  * into the final binary if they're not called from other places either.
794  */
795 #if !defined(BCMROMBUILD) || defined(BCMROMSYMGEN_BUILD)
796 #define BCM_ATTACH_REF_DECL()
797 #define BCM_ATTACH_REF()	(1)
798 #else
799 #define BCM_ATTACH_REF_DECL()	static bool bcm_non_roml_build = 0;
800 #define BCM_ATTACH_REF()	(bcm_non_roml_build)
801 #endif
802 
803 /* For ROM builds, keep it in const section so that it gets ROMmed. If abandoned, move it to
804  * RO section but before ro region start so that FATAL log buf doesn't use this.
805  */
806 // Temporary - leave old definition in place until all references are removed elsewhere
807 #if defined(ROM_ENAB_RUNTIME_CHECK) || !defined(DONGLEBUILD)
808 #define BCMRODATA_ONTRAP(_data)	_data
809 #else
810 #define BCMRODATA_ONTRAP(_data)	__attribute__ ((__section__ (".ro_ontrap." #_data))) _data
811 #endif
812 // Renamed for consistency with post trap function definition
813 #if defined(ROM_ENAB_RUNTIME_CHECK) || !defined(DONGLEBUILD)
814 #define BCMPOST_TRAP_RODATA(_data)	_data
815 #else
816 #define BCMPOST_TRAP_RODATA(_data) __attribute__ ((__section__ (".ro_ontrap." #_data))) _data
817 #endif
818 
819 /* Similar to RO data on trap, we want code that's used after a trap to be placed in a special area
820  * as this means we can use all of the rest of the .text for post trap dumps. Functions with
821  * the BCMPOSTTRAPFN macro applied will either be in ROM or this protected area.
822  * For RAMFNs, the ROM build only needs to nkow that they won't be in ROM, but the -roml
823  * builds need to know to protect them.
824  */
825 #if defined(BCMROMBUILD)
826 #define BCMPOSTTRAPFN(_fn)		_fn
827 #define BCMPOSTTRAPRAMFN(_fn)	__attribute__ ((__section__ (".text_ram." #_fn))) _fn
828 #if defined(BCMFASTPATH_EXCLUDE_FROM_ROM)
829 #define BCMPOSTTRAPFASTPATH(_fn)	__attribute__ ((__section__ (".text_ram." #_fn))) _fn
830 #else /* BCMFASTPATH_EXCLUDE_FROM_ROM */
831 #define BCMPOSTTRAPFASTPATH(fn)	BCMPOSTTRAPFN(fn)
832 #endif /* BCMFASTPATH_EXCLUDE_FROM_ROM */
833 #else
834 #if defined(DONGLEBUILD)
835 #define BCMPOSTTRAPFN(_fn)	__attribute__ ((__section__ (".text_posttrap." #_fn))) _fn
836 #else
837 #define BCMPOSTTRAPFN(_fn)		_fn
838 #endif /* DONGLEBUILD */
839 #define BCMPOSTTRAPRAMFN(fn)	BCMPOSTTRAPFN(fn)
840 #define BCMPOSTTRAPFASTPATH(fn)	BCMPOSTTRAPFN(fn)
841 #endif /* ROMBUILD */
842 
843 typedef struct bcm_rng * bcm_rng_handle_t;
844 
845 /* Use BCM_FUNC_PTR() to tag function pointers for ASLR code implementation. It will perform
846  * run-time relocation of a function pointer by translating it from a physical to virtual address.
847  *
848  * BCM_FUNC_PTR() should only be used where the function name is referenced (corresponding to the
849  * relocation entry for that symbol). It should not be used when the function pointer is invoked.
850  */
851 void* BCM_ASLR_CODE_FNPTR_RELOCATOR(void *func_ptr);
852 #if defined(BCM_ASLR_CODE_FNPTR_RELOC)
853 	/* 'func_ptr_err_chk' performs a compile time error check to ensure that only a constant
854 	 * function name is passed as an argument to BCM_FUNC_PTR(). This ensures that the macro is
855 	 * only used for function pointer references, and not for function pointer invocations.
856 	 */
857 	#define BCM_FUNC_PTR(func) \
858 		({ static void *func_ptr_err_chk __attribute__ ((unused)) = (func); \
859 		BCM_ASLR_CODE_FNPTR_RELOCATOR(func); })
860 #else
861 	#define BCM_FUNC_PTR(func)         (func)
862 #endif /* BCM_ASLR_CODE_FNPTR_RELOC */
863 
864 /*
865  * Timestamps have this tag appended following a null byte which
866  * helps comparison/hashing scripts find and ignore them.
867  */
868 #define TIMESTAMP_SUFFIX "<TIMESTAMP>"
869 
870 #ifdef ASLR_STACK
871 /* MMU main thread stack data */
872 #define BCM_MMU_MTH_STK_DATA(_data) __attribute__ ((__section__ (".mmu_mth_stack." #_data))) _data
873 #endif /* ASLR_STACK */
874 
875 /* Special section for MMU page-tables. */
876 #define BCM_MMU_PAGE_TABLE_DATA(_data) \
877 	__attribute__ ((__section__ (".mmu_pagetable." #_data))) _data
878 
879 /* Some phy initialization code/data can't be reclaimed in dualband mode */
880 #if defined(DBAND)
881 #define WLBANDINITDATA(_data)	_data
882 #define WLBANDINITFN(_fn)	_fn
883 #else
884 #define WLBANDINITDATA(_data)	BCMINITDATA(_data)
885 #define WLBANDINITFN(_fn)	BCMINITFN(_fn)
886 #endif
887 
888 /* Tag struct members to make it explicitly clear that they are physical addresses. These are
889  * typically used in data structs shared by the firmware and host code (or off-line utilities). The
890  * use of the macro avoids customer visible API/name changes.
891  */
892 #if defined(BCM_PHYS_ADDR_NAME_CONVERSION)
893 	#define PHYS_ADDR_N(name) name ## _phys
894 #else
895 	#define PHYS_ADDR_N(name) name
896 #endif
897 
898 /*
899  * A compact form for a list of valid register address offsets.
900  * Used for when dumping the contents of the register set for the user.
901  *
902  * bmp_cnt has either bitmap or count. If the MSB (bit 31) is set, then
903  * bmp_cnt[30:0] has count, i.e, number of valid registers whose values are
904  * contigous from the start address. If MSB is zero, then the value
905  * should be considered as a bitmap of 31 discreet addresses from the base addr.
906  * Note: the data type for bmp_cnt is chosen as an array of uint8 to avoid padding.
907  */
908 typedef struct _regs_bmp_list {
909 	uint16 addr;		/* start address offset */
910 	uint8 bmp_cnt[4];	/* bit[31]=1, bit[30:0] is count else it is a bitmap */
911 } regs_list_t;
912 
913 #endif /* _bcmdefs_h_ */
914