2 * Xtensa processor core configuration information.
4 * This file is subject to the terms and conditions of the GNU General Public
5 * License. See the file "COPYING" in the main directory of this archive
8 * Copyright (c) 1999-2007 Tensilica Inc.
11 #ifndef _XTENSA_CORE_CONFIGURATION_H
12 #define _XTENSA_CORE_CONFIGURATION_H
15 /****************************************************************************
16 Parameters Useful for Any Code, USER or PRIVILEGED
17 ****************************************************************************/
20 * Note: Macros of the form XCHAL_HAVE_*** have a value of 1 if the option is
21 * configured, and a value of 0 otherwise. These macros are always defined.
25 /*----------------------------------------------------------------------
27 ----------------------------------------------------------------------*/
29 #define XCHAL_HAVE_BE 0 /* big-endian byte ordering */
30 #define XCHAL_HAVE_WINDOWED 1 /* windowed registers option */
31 #define XCHAL_NUM_AREGS 32 /* num of physical addr regs */
32 #define XCHAL_NUM_AREGS_LOG2 5 /* log2(XCHAL_NUM_AREGS) */
33 #define XCHAL_MAX_INSTRUCTION_SIZE 3 /* max instr bytes (3..8) */
34 #define XCHAL_HAVE_DEBUG 1 /* debug option */
35 #define XCHAL_HAVE_DENSITY 1 /* 16-bit instructions */
36 #define XCHAL_HAVE_LOOPS 1 /* zero-overhead loops */
37 #define XCHAL_HAVE_NSA 1 /* NSA/NSAU instructions */
38 #define XCHAL_HAVE_MINMAX 1 /* MIN/MAX instructions */
39 #define XCHAL_HAVE_SEXT 1 /* SEXT instruction */
40 #define XCHAL_HAVE_CLAMPS 1 /* CLAMPS instruction */
41 #define XCHAL_HAVE_MUL16 1 /* MUL16S/MUL16U instructions */
42 #define XCHAL_HAVE_MUL32 1 /* MULL instruction */
43 #define XCHAL_HAVE_MUL32_HIGH 0 /* MULUH/MULSH instructions */
44 #define XCHAL_HAVE_DIV32 1 /* QUOS/QUOU/REMS/REMU instructions */
45 #define XCHAL_HAVE_L32R 1 /* L32R instruction */
46 #define XCHAL_HAVE_ABSOLUTE_LITERALS 1 /* non-PC-rel (extended) L32R */
47 #define XCHAL_HAVE_CONST16 0 /* CONST16 instruction */
48 #define XCHAL_HAVE_ADDX 1 /* ADDX#/SUBX# instructions */
49 #define XCHAL_HAVE_WIDE_BRANCHES 0 /* B*.W18 or B*.W15 instr's */
50 #define XCHAL_HAVE_PREDICTED_BRANCHES 0 /* B[EQ/EQZ/NE/NEZ]T instr's */
51 #define XCHAL_HAVE_CALL4AND12 1 /* (obsolete option) */
52 #define XCHAL_HAVE_ABS 1 /* ABS instruction */
53 /*#define XCHAL_HAVE_POPC 0*/ /* POPC instruction */
54 /*#define XCHAL_HAVE_CRC 0*/ /* CRC instruction */
55 #define XCHAL_HAVE_RELEASE_SYNC 1 /* L32AI/S32RI instructions */
56 #define XCHAL_HAVE_S32C1I 1 /* S32C1I instruction */
57 #define XCHAL_HAVE_SPECULATION 0 /* speculation */
58 #define XCHAL_HAVE_FULL_RESET 1 /* all regs/state reset */
59 #define XCHAL_NUM_CONTEXTS 1 /* */
60 #define XCHAL_NUM_MISC_REGS 2 /* num of scratch regs (0..4) */
61 #define XCHAL_HAVE_TAP_MASTER 0 /* JTAG TAP control instr's */
62 #define XCHAL_HAVE_PRID 1 /* processor ID register */
63 #define XCHAL_HAVE_THREADPTR 1 /* THREADPTR register */
64 #define XCHAL_HAVE_BOOLEANS 0 /* boolean registers */
65 #define XCHAL_HAVE_CP 1 /* CPENABLE reg (coprocessor) */
66 #define XCHAL_CP_MAXCFG 8 /* max allowed cp id plus one */
67 #define XCHAL_HAVE_MAC16 1 /* MAC16 package */
68 #define XCHAL_HAVE_VECTORFPU2005 0 /* vector floating-point pkg */
69 #define XCHAL_HAVE_FP 0 /* floating point pkg */
70 #define XCHAL_HAVE_VECTRA1 0 /* Vectra I pkg */
71 #define XCHAL_HAVE_VECTRALX 0 /* Vectra LX pkg */
72 #define XCHAL_HAVE_HIFI2 0 /* HiFi2 Audio Engine pkg */
75 /*----------------------------------------------------------------------
77 ----------------------------------------------------------------------*/
79 #define XCHAL_NUM_WRITEBUFFER_ENTRIES 8 /* size of write buffer */
80 #define XCHAL_INST_FETCH_WIDTH 4 /* instr-fetch width in bytes */
81 #define XCHAL_DATA_WIDTH 4 /* data width in bytes */
82 /* In T1050, applies to selected core load and store instructions (see ISA): */
83 #define XCHAL_UNALIGNED_LOAD_EXCEPTION 1 /* unaligned loads cause exc. */
84 #define XCHAL_UNALIGNED_STORE_EXCEPTION 1 /* unaligned stores cause exc.*/
86 #define XCHAL_SW_VERSION 701001 /* sw version of this header */
88 #define XCHAL_CORE_ID "dc232b" /* alphanum core name
89 (CoreID) set in the Xtensa
90 Processor Generator */
92 #define XCHAL_CORE_DESCRIPTION "Diamond 232L Standard Core Rev.B (LE)"
93 #define XCHAL_BUILD_UNIQUE_ID 0x0000BEEF /* 22-bit sw build ID */
96 * These definitions describe the hardware targeted by this software.
98 #define XCHAL_HW_CONFIGID0 0xC56307FE /* ConfigID hi 32 bits*/
99 #define XCHAL_HW_CONFIGID1 0x0D40BEEF /* ConfigID lo 32 bits*/
100 #define XCHAL_HW_VERSION_NAME "LX2.1.1" /* full version name */
101 #define XCHAL_HW_VERSION_MAJOR 2210 /* major ver# of targeted hw */
102 #define XCHAL_HW_VERSION_MINOR 1 /* minor ver# of targeted hw */
103 #define XCHAL_HW_VERSION 221001 /* major*100+minor */
104 #define XCHAL_HW_REL_LX2 1
105 #define XCHAL_HW_REL_LX2_1 1
106 #define XCHAL_HW_REL_LX2_1_1 1
107 #define XCHAL_HW_CONFIGID_RELIABLE 1
108 /* If software targets a *range* of hardware versions, these are the bounds: */
109 #define XCHAL_HW_MIN_VERSION_MAJOR 2210 /* major v of earliest tgt hw */
110 #define XCHAL_HW_MIN_VERSION_MINOR 1 /* minor v of earliest tgt hw */
111 #define XCHAL_HW_MIN_VERSION 221001 /* earliest targeted hw */
112 #define XCHAL_HW_MAX_VERSION_MAJOR 2210 /* major v of latest tgt hw */
113 #define XCHAL_HW_MAX_VERSION_MINOR 1 /* minor v of latest tgt hw */
114 #define XCHAL_HW_MAX_VERSION 221001 /* latest targeted hw */
117 /*----------------------------------------------------------------------
119 ----------------------------------------------------------------------*/
121 #define XCHAL_ICACHE_LINESIZE 32 /* I-cache line size in bytes */
122 #define XCHAL_DCACHE_LINESIZE 32 /* D-cache line size in bytes */
123 #define XCHAL_ICACHE_LINEWIDTH 5 /* log2(I line size in bytes) */
124 #define XCHAL_DCACHE_LINEWIDTH 5 /* log2(D line size in bytes) */
126 #define XCHAL_ICACHE_SIZE 16384 /* I-cache size in bytes or 0 */
127 #define XCHAL_DCACHE_SIZE 16384 /* D-cache size in bytes or 0 */
129 #define XCHAL_DCACHE_IS_WRITEBACK 1 /* writeback feature */
134 /****************************************************************************
135 Parameters Useful for PRIVILEGED (Supervisory or Non-Virtualized) Code
136 ****************************************************************************/
139 #ifndef XTENSA_HAL_NON_PRIVILEGED_ONLY
141 /*----------------------------------------------------------------------
143 ----------------------------------------------------------------------*/
145 #define XCHAL_HAVE_PIF 1 /* any outbound PIF present */
147 /* If present, cache size in bytes == (ways * 2^(linewidth + setwidth)). */
149 /* Number of cache sets in log2(lines per way): */
150 #define XCHAL_ICACHE_SETWIDTH 7
151 #define XCHAL_DCACHE_SETWIDTH 7
153 /* Cache set associativity (number of ways): */
154 #define XCHAL_ICACHE_WAYS 4
155 #define XCHAL_DCACHE_WAYS 4
157 /* Cache features: */
158 #define XCHAL_ICACHE_LINE_LOCKABLE 1
159 #define XCHAL_DCACHE_LINE_LOCKABLE 1
160 #define XCHAL_ICACHE_ECC_PARITY 0
161 #define XCHAL_DCACHE_ECC_PARITY 0
163 /* Number of encoded cache attr bits (see <xtensa/hal.h> for decoded bits): */
164 #define XCHAL_CA_BITS 4
167 /*----------------------------------------------------------------------
168 INTERNAL I/D RAM/ROMs and XLMI
169 ----------------------------------------------------------------------*/
171 #define XCHAL_NUM_INSTROM 0 /* number of core instr. ROMs */
172 #define XCHAL_NUM_INSTRAM 0 /* number of core instr. RAMs */
173 #define XCHAL_NUM_DATAROM 0 /* number of core data ROMs */
174 #define XCHAL_NUM_DATARAM 0 /* number of core data RAMs */
175 #define XCHAL_NUM_URAM 0 /* number of core unified RAMs*/
176 #define XCHAL_NUM_XLMI 0 /* number of core XLMI ports */
179 /*----------------------------------------------------------------------
180 INTERRUPTS and TIMERS
181 ----------------------------------------------------------------------*/
183 #define XCHAL_HAVE_INTERRUPTS 1 /* interrupt option */
184 #define XCHAL_HAVE_HIGHPRI_INTERRUPTS 1 /* med/high-pri. interrupts */
185 #define XCHAL_HAVE_NMI 1 /* non-maskable interrupt */
186 #define XCHAL_HAVE_CCOUNT 1 /* CCOUNT reg. (timer option) */
187 #define XCHAL_NUM_TIMERS 3 /* number of CCOMPAREn regs */
188 #define XCHAL_NUM_INTERRUPTS 22 /* number of interrupts */
189 #define XCHAL_NUM_INTERRUPTS_LOG2 5 /* ceil(log2(NUM_INTERRUPTS)) */
190 #define XCHAL_NUM_EXTINTERRUPTS 17 /* num of external interrupts */
191 #define XCHAL_NUM_INTLEVELS 6 /* number of interrupt levels
192 (not including level zero) */
193 #define XCHAL_EXCM_LEVEL 3 /* level masked by PS.EXCM */
194 /* (always 1 in XEA1; levels 2 .. EXCM_LEVEL are "medium priority") */
196 /* Masks of interrupts at each interrupt level: */
197 #define XCHAL_INTLEVEL1_MASK 0x001F80FF
198 #define XCHAL_INTLEVEL2_MASK 0x00000100
199 #define XCHAL_INTLEVEL3_MASK 0x00200E00
200 #define XCHAL_INTLEVEL4_MASK 0x00001000
201 #define XCHAL_INTLEVEL5_MASK 0x00002000
202 #define XCHAL_INTLEVEL6_MASK 0x00000000
203 #define XCHAL_INTLEVEL7_MASK 0x00004000
205 /* Masks of interrupts at each range 1..n of interrupt levels: */
206 #define XCHAL_INTLEVEL1_ANDBELOW_MASK 0x001F80FF
207 #define XCHAL_INTLEVEL2_ANDBELOW_MASK 0x001F81FF
208 #define XCHAL_INTLEVEL3_ANDBELOW_MASK 0x003F8FFF
209 #define XCHAL_INTLEVEL4_ANDBELOW_MASK 0x003F9FFF
210 #define XCHAL_INTLEVEL5_ANDBELOW_MASK 0x003FBFFF
211 #define XCHAL_INTLEVEL6_ANDBELOW_MASK 0x003FBFFF
212 #define XCHAL_INTLEVEL7_ANDBELOW_MASK 0x003FFFFF
214 /* Level of each interrupt: */
215 #define XCHAL_INT0_LEVEL 1
216 #define XCHAL_INT1_LEVEL 1
217 #define XCHAL_INT2_LEVEL 1
218 #define XCHAL_INT3_LEVEL 1
219 #define XCHAL_INT4_LEVEL 1
220 #define XCHAL_INT5_LEVEL 1
221 #define XCHAL_INT6_LEVEL 1
222 #define XCHAL_INT7_LEVEL 1
223 #define XCHAL_INT8_LEVEL 2
224 #define XCHAL_INT9_LEVEL 3
225 #define XCHAL_INT10_LEVEL 3
226 #define XCHAL_INT11_LEVEL 3
227 #define XCHAL_INT12_LEVEL 4
228 #define XCHAL_INT13_LEVEL 5
229 #define XCHAL_INT14_LEVEL 7
230 #define XCHAL_INT15_LEVEL 1
231 #define XCHAL_INT16_LEVEL 1
232 #define XCHAL_INT17_LEVEL 1
233 #define XCHAL_INT18_LEVEL 1
234 #define XCHAL_INT19_LEVEL 1
235 #define XCHAL_INT20_LEVEL 1
236 #define XCHAL_INT21_LEVEL 3
237 #define XCHAL_DEBUGLEVEL 6 /* debug interrupt level */
238 #define XCHAL_HAVE_DEBUG_EXTERN_INT 1 /* OCD external db interrupt */
239 #define XCHAL_NMILEVEL 7 /* NMI "level" (for use with
240 EXCSAVE/EPS/EPC_n, RFI n) */
242 /* Type of each interrupt: */
243 #define XCHAL_INT0_TYPE XTHAL_INTTYPE_EXTERN_LEVEL
244 #define XCHAL_INT1_TYPE XTHAL_INTTYPE_EXTERN_LEVEL
245 #define XCHAL_INT2_TYPE XTHAL_INTTYPE_EXTERN_LEVEL
246 #define XCHAL_INT3_TYPE XTHAL_INTTYPE_EXTERN_LEVEL
247 #define XCHAL_INT4_TYPE XTHAL_INTTYPE_EXTERN_LEVEL
248 #define XCHAL_INT5_TYPE XTHAL_INTTYPE_EXTERN_LEVEL
249 #define XCHAL_INT6_TYPE XTHAL_INTTYPE_TIMER
250 #define XCHAL_INT7_TYPE XTHAL_INTTYPE_SOFTWARE
251 #define XCHAL_INT8_TYPE XTHAL_INTTYPE_EXTERN_LEVEL
252 #define XCHAL_INT9_TYPE XTHAL_INTTYPE_EXTERN_LEVEL
253 #define XCHAL_INT10_TYPE XTHAL_INTTYPE_TIMER
254 #define XCHAL_INT11_TYPE XTHAL_INTTYPE_SOFTWARE
255 #define XCHAL_INT12_TYPE XTHAL_INTTYPE_EXTERN_LEVEL
256 #define XCHAL_INT13_TYPE XTHAL_INTTYPE_TIMER
257 #define XCHAL_INT14_TYPE XTHAL_INTTYPE_NMI
258 #define XCHAL_INT15_TYPE XTHAL_INTTYPE_EXTERN_EDGE
259 #define XCHAL_INT16_TYPE XTHAL_INTTYPE_EXTERN_EDGE
260 #define XCHAL_INT17_TYPE XTHAL_INTTYPE_EXTERN_EDGE
261 #define XCHAL_INT18_TYPE XTHAL_INTTYPE_EXTERN_EDGE
262 #define XCHAL_INT19_TYPE XTHAL_INTTYPE_EXTERN_EDGE
263 #define XCHAL_INT20_TYPE XTHAL_INTTYPE_EXTERN_EDGE
264 #define XCHAL_INT21_TYPE XTHAL_INTTYPE_EXTERN_EDGE
266 /* Masks of interrupts for each type of interrupt: */
267 #define XCHAL_INTTYPE_MASK_UNCONFIGURED 0xFFC00000
268 #define XCHAL_INTTYPE_MASK_SOFTWARE 0x00000880
269 #define XCHAL_INTTYPE_MASK_EXTERN_EDGE 0x003F8000
270 #define XCHAL_INTTYPE_MASK_EXTERN_LEVEL 0x0000133F
271 #define XCHAL_INTTYPE_MASK_TIMER 0x00002440
272 #define XCHAL_INTTYPE_MASK_NMI 0x00004000
273 #define XCHAL_INTTYPE_MASK_WRITE_ERROR 0x00000000
275 /* Interrupt numbers assigned to specific interrupt sources: */
276 #define XCHAL_TIMER0_INTERRUPT 6 /* CCOMPARE0 */
277 #define XCHAL_TIMER1_INTERRUPT 10 /* CCOMPARE1 */
278 #define XCHAL_TIMER2_INTERRUPT 13 /* CCOMPARE2 */
279 #define XCHAL_TIMER3_INTERRUPT XTHAL_TIMER_UNCONFIGURED
280 #define XCHAL_NMI_INTERRUPT 14 /* non-maskable interrupt */
282 /* Interrupt numbers for levels at which only one interrupt is configured: */
283 #define XCHAL_INTLEVEL2_NUM 8
284 #define XCHAL_INTLEVEL4_NUM 12
285 #define XCHAL_INTLEVEL5_NUM 13
286 #define XCHAL_INTLEVEL7_NUM 14
287 /* (There are many interrupts each at level(s) 1, 3.) */
291 * External interrupt vectors/levels.
292 * These macros describe how Xtensa processor interrupt numbers
293 * (as numbered internally, eg. in INTERRUPT and INTENABLE registers)
294 * map to external BInterrupt<n> pins, for those interrupts
295 * configured as external (level-triggered, edge-triggered, or NMI).
296 * See the Xtensa processor databook for more details.
299 /* Core interrupt numbers mapped to each EXTERNAL interrupt number: */
300 #define XCHAL_EXTINT0_NUM 0 /* (intlevel 1) */
301 #define XCHAL_EXTINT1_NUM 1 /* (intlevel 1) */
302 #define XCHAL_EXTINT2_NUM 2 /* (intlevel 1) */
303 #define XCHAL_EXTINT3_NUM 3 /* (intlevel 1) */
304 #define XCHAL_EXTINT4_NUM 4 /* (intlevel 1) */
305 #define XCHAL_EXTINT5_NUM 5 /* (intlevel 1) */
306 #define XCHAL_EXTINT6_NUM 8 /* (intlevel 2) */
307 #define XCHAL_EXTINT7_NUM 9 /* (intlevel 3) */
308 #define XCHAL_EXTINT8_NUM 12 /* (intlevel 4) */
309 #define XCHAL_EXTINT9_NUM 14 /* (intlevel 7) */
310 #define XCHAL_EXTINT10_NUM 15 /* (intlevel 1) */
311 #define XCHAL_EXTINT11_NUM 16 /* (intlevel 1) */
312 #define XCHAL_EXTINT12_NUM 17 /* (intlevel 1) */
313 #define XCHAL_EXTINT13_NUM 18 /* (intlevel 1) */
314 #define XCHAL_EXTINT14_NUM 19 /* (intlevel 1) */
315 #define XCHAL_EXTINT15_NUM 20 /* (intlevel 1) */
316 #define XCHAL_EXTINT16_NUM 21 /* (intlevel 3) */
319 /*----------------------------------------------------------------------
320 EXCEPTIONS and VECTORS
321 ----------------------------------------------------------------------*/
323 #define XCHAL_XEA_VERSION 2 /* Xtensa Exception Architecture
324 number: 1 == XEA1 (old)
326 0 == XEAX (extern) */
327 #define XCHAL_HAVE_XEA1 0 /* Exception Architecture 1 */
328 #define XCHAL_HAVE_XEA2 1 /* Exception Architecture 2 */
329 #define XCHAL_HAVE_XEAX 0 /* External Exception Arch. */
330 #define XCHAL_HAVE_EXCEPTIONS 1 /* exception option */
331 #define XCHAL_HAVE_MEM_ECC_PARITY 0 /* local memory ECC/parity */
332 #define XCHAL_HAVE_VECTOR_SELECT 1 /* relocatable vectors */
333 #define XCHAL_HAVE_VECBASE 1 /* relocatable vectors */
334 #define XCHAL_VECBASE_RESET_VADDR 0xD0000000 /* VECBASE reset value */
335 #define XCHAL_VECBASE_RESET_PADDR 0x00000000
336 #define XCHAL_RESET_VECBASE_OVERLAP 0
338 #define XCHAL_RESET_VECTOR0_VADDR 0xFE000000
339 #define XCHAL_RESET_VECTOR0_PADDR 0xFE000000
340 #define XCHAL_RESET_VECTOR1_VADDR 0xD8000500
341 #define XCHAL_RESET_VECTOR1_PADDR 0x00000500
342 #define XCHAL_RESET_VECTOR_VADDR 0xFE000000
343 #define XCHAL_RESET_VECTOR_PADDR 0xFE000000
344 #define XCHAL_USER_VECOFS 0x00000340
345 #define XCHAL_USER_VECTOR_VADDR 0xD0000340
346 #define XCHAL_USER_VECTOR_PADDR 0x00000340
347 #define XCHAL_KERNEL_VECOFS 0x00000300
348 #define XCHAL_KERNEL_VECTOR_VADDR 0xD0000300
349 #define XCHAL_KERNEL_VECTOR_PADDR 0x00000300
350 #define XCHAL_DOUBLEEXC_VECOFS 0x000003C0
351 #define XCHAL_DOUBLEEXC_VECTOR_VADDR 0xD00003C0
352 #define XCHAL_DOUBLEEXC_VECTOR_PADDR 0x000003C0
353 #define XCHAL_WINDOW_OF4_VECOFS 0x00000000
354 #define XCHAL_WINDOW_UF4_VECOFS 0x00000040
355 #define XCHAL_WINDOW_OF8_VECOFS 0x00000080
356 #define XCHAL_WINDOW_UF8_VECOFS 0x000000C0
357 #define XCHAL_WINDOW_OF12_VECOFS 0x00000100
358 #define XCHAL_WINDOW_UF12_VECOFS 0x00000140
359 #define XCHAL_WINDOW_VECTORS_VADDR 0xD0000000
360 #define XCHAL_WINDOW_VECTORS_PADDR 0x00000000
361 #define XCHAL_INTLEVEL2_VECOFS 0x00000180
362 #define XCHAL_INTLEVEL2_VECTOR_VADDR 0xD0000180
363 #define XCHAL_INTLEVEL2_VECTOR_PADDR 0x00000180
364 #define XCHAL_INTLEVEL3_VECOFS 0x000001C0
365 #define XCHAL_INTLEVEL3_VECTOR_VADDR 0xD00001C0
366 #define XCHAL_INTLEVEL3_VECTOR_PADDR 0x000001C0
367 #define XCHAL_INTLEVEL4_VECOFS 0x00000200
368 #define XCHAL_INTLEVEL4_VECTOR_VADDR 0xD0000200
369 #define XCHAL_INTLEVEL4_VECTOR_PADDR 0x00000200
370 #define XCHAL_INTLEVEL5_VECOFS 0x00000240
371 #define XCHAL_INTLEVEL5_VECTOR_VADDR 0xD0000240
372 #define XCHAL_INTLEVEL5_VECTOR_PADDR 0x00000240
373 #define XCHAL_INTLEVEL6_VECOFS 0x00000280
374 #define XCHAL_INTLEVEL6_VECTOR_VADDR 0xD0000280
375 #define XCHAL_INTLEVEL6_VECTOR_PADDR 0x00000280
376 #define XCHAL_DEBUG_VECOFS XCHAL_INTLEVEL6_VECOFS
377 #define XCHAL_DEBUG_VECTOR_VADDR XCHAL_INTLEVEL6_VECTOR_VADDR
378 #define XCHAL_DEBUG_VECTOR_PADDR XCHAL_INTLEVEL6_VECTOR_PADDR
379 #define XCHAL_NMI_VECOFS 0x000002C0
380 #define XCHAL_NMI_VECTOR_VADDR 0xD00002C0
381 #define XCHAL_NMI_VECTOR_PADDR 0x000002C0
382 #define XCHAL_INTLEVEL7_VECOFS XCHAL_NMI_VECOFS
383 #define XCHAL_INTLEVEL7_VECTOR_VADDR XCHAL_NMI_VECTOR_VADDR
384 #define XCHAL_INTLEVEL7_VECTOR_PADDR XCHAL_NMI_VECTOR_PADDR
387 /*----------------------------------------------------------------------
389 ----------------------------------------------------------------------*/
391 #define XCHAL_HAVE_OCD 1 /* OnChipDebug option */
392 #define XCHAL_NUM_IBREAK 2 /* number of IBREAKn regs */
393 #define XCHAL_NUM_DBREAK 2 /* number of DBREAKn regs */
394 #define XCHAL_HAVE_OCD_DIR_ARRAY 1 /* faster OCD option */
397 /*----------------------------------------------------------------------
399 ----------------------------------------------------------------------*/
401 /* See core-matmap.h header file for more details. */
403 #define XCHAL_HAVE_TLBS 1 /* inverse of HAVE_CACHEATTR */
404 #define XCHAL_HAVE_SPANNING_WAY 0 /* one way maps I+D 4GB vaddr */
405 #define XCHAL_HAVE_IDENTITY_MAP 0 /* vaddr == paddr always */
406 #define XCHAL_HAVE_CACHEATTR 0 /* CACHEATTR register present */
407 #define XCHAL_HAVE_MIMIC_CACHEATTR 0 /* region protection */
408 #define XCHAL_HAVE_XLT_CACHEATTR 0 /* region prot. w/translation */
409 #define XCHAL_HAVE_PTP_MMU 1 /* full MMU (with page table
410 [autorefill] and protection)
411 usable for an MMU-based OS */
412 /* If none of the above last 4 are set, it's a custom TLB configuration. */
413 #define XCHAL_ITLB_ARF_ENTRIES_LOG2 2 /* log2(autorefill way size) */
414 #define XCHAL_DTLB_ARF_ENTRIES_LOG2 2 /* log2(autorefill way size) */
416 #define XCHAL_MMU_ASID_BITS 8 /* number of bits in ASIDs */
417 #define XCHAL_MMU_RINGS 4 /* number of rings (1..4) */
418 #define XCHAL_MMU_RING_BITS 2 /* num of bits in RING field */
420 #endif /* !XTENSA_HAL_NON_PRIVILEGED_ONLY */
423 #endif /* _XTENSA_CORE_CONFIGURATION_H */
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