core-isa.h (33635B)
1/* 2 * xtensa/config/core-isa.h -- HAL definitions that are dependent on Xtensa 3 * processor CORE configuration 4 * 5 * See <xtensa/config/core.h>, which includes this file, for more details. 6 */ 7 8/* Xtensa processor core configuration information. 9 10 Copyright (c) 1999-2020 Tensilica Inc. 11 12 Permission is hereby granted, free of charge, to any person obtaining 13 a copy of this software and associated documentation files (the 14 "Software"), to deal in the Software without restriction, including 15 without limitation the rights to use, copy, modify, merge, publish, 16 distribute, sublicense, and/or sell copies of the Software, and to 17 permit persons to whom the Software is furnished to do so, subject to 18 the following conditions: 19 20 The above copyright notice and this permission notice shall be included 21 in all copies or substantial portions of the Software. 22 23 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 24 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 25 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 26 IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY 27 CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 28 TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 29 SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ 30 31#ifndef XTENSA_CORE_CONFIGURATION_H_ 32#define XTENSA_CORE_CONFIGURATION_H_ 33 34//depot/dev/Homewood/Xtensa/SWConfig/hal/core-common.h.tph#24 - edit change 444323 (text+ko) 35 36/**************************************************************************** 37 Parameters Useful for Any Code, USER or PRIVILEGED 38 ****************************************************************************/ 39 40/* 41 * Note: Macros of the form XCHAL_HAVE_*** have a value of 1 if the option is 42 * configured, and a value of 0 otherwise. These macros are always defined. 43 */ 44 45 46/*---------------------------------------------------------------------- 47 ISA 48 ----------------------------------------------------------------------*/ 49 50#define XCHAL_HAVE_BE 0 /* big-endian byte ordering */ 51#define XCHAL_HAVE_WINDOWED 1 /* windowed registers option */ 52#define XCHAL_NUM_AREGS 32 /* num of physical addr regs */ 53#define XCHAL_NUM_AREGS_LOG2 5 /* log2(XCHAL_NUM_AREGS) */ 54#define XCHAL_MAX_INSTRUCTION_SIZE 3 /* max instr bytes (3..8) */ 55#define XCHAL_HAVE_DEBUG 1 /* debug option */ 56#define XCHAL_HAVE_DENSITY 1 /* 16-bit instructions */ 57#define XCHAL_HAVE_LOOPS 1 /* zero-overhead loops */ 58#define XCHAL_LOOP_BUFFER_SIZE 0 /* zero-ov. loop instr buffer size */ 59#define XCHAL_HAVE_NSA 1 /* NSA/NSAU instructions */ 60#define XCHAL_HAVE_MINMAX 1 /* MIN/MAX instructions */ 61#define XCHAL_HAVE_SEXT 1 /* SEXT instruction */ 62#define XCHAL_HAVE_DEPBITS 0 /* DEPBITS instruction */ 63#define XCHAL_HAVE_CLAMPS 1 /* CLAMPS instruction */ 64#define XCHAL_HAVE_MUL16 1 /* MUL16S/MUL16U instructions */ 65#define XCHAL_HAVE_MUL32 1 /* MULL instruction */ 66#define XCHAL_HAVE_MUL32_HIGH 0 /* MULUH/MULSH instructions */ 67#define XCHAL_HAVE_DIV32 1 /* QUOS/QUOU/REMS/REMU instructions */ 68#define XCHAL_HAVE_L32R 1 /* L32R instruction */ 69#define XCHAL_HAVE_ABSOLUTE_LITERALS 0 /* non-PC-rel (extended) L32R */ 70#define XCHAL_HAVE_CONST16 0 /* CONST16 instruction */ 71#define XCHAL_HAVE_ADDX 1 /* ADDX#/SUBX# instructions */ 72#define XCHAL_HAVE_EXCLUSIVE 0 /* L32EX/S32EX instructions */ 73#define XCHAL_HAVE_WIDE_BRANCHES 0 /* B*.W18 or B*.W15 instr's */ 74#define XCHAL_HAVE_PREDICTED_BRANCHES 0 /* B[EQ/EQZ/NE/NEZ]T instr's */ 75#define XCHAL_HAVE_CALL4AND12 1 /* (obsolete option) */ 76#define XCHAL_HAVE_ABS 1 /* ABS instruction */ 77#define XCHAL_HAVE_RELEASE_SYNC 1 /* L32AI/S32RI instructions */ 78#define XCHAL_HAVE_S32C1I 1 /* S32C1I instruction */ 79#define XCHAL_HAVE_SPECULATION 0 /* speculation */ 80#define XCHAL_HAVE_FULL_RESET 1 /* all regs/state reset */ 81#define XCHAL_NUM_CONTEXTS 1 /* */ 82#define XCHAL_NUM_MISC_REGS 2 /* num of scratch regs (0..4) */ 83#define XCHAL_HAVE_TAP_MASTER 0 /* JTAG TAP control instr's */ 84#define XCHAL_HAVE_PRID 1 /* processor ID register */ 85#define XCHAL_HAVE_EXTERN_REGS 1 /* WER/RER instructions */ 86#define XCHAL_HAVE_MX 0 /* MX core (Tensilica internal) */ 87#define XCHAL_HAVE_MP_INTERRUPTS 0 /* interrupt distributor port */ 88#define XCHAL_HAVE_MP_RUNSTALL 0 /* core RunStall control port */ 89#define XCHAL_HAVE_PSO 0 /* Power Shut-Off */ 90#define XCHAL_HAVE_PSO_CDM 0 /* core/debug/mem pwr domains */ 91#define XCHAL_HAVE_PSO_FULL_RETENTION 0 /* all regs preserved on PSO */ 92#define XCHAL_HAVE_THREADPTR 1 /* THREADPTR register */ 93#define XCHAL_HAVE_BOOLEANS 1 /* boolean registers */ 94#define XCHAL_HAVE_CP 1 /* CPENABLE reg (coprocessor) */ 95#define XCHAL_CP_MAXCFG 8 /* max allowed cp id plus one */ 96#define XCHAL_HAVE_MAC16 1 /* MAC16 package */ 97#define XCHAL_HAVE_LX 1 /* LX core */ 98#define XCHAL_HAVE_NX 0 /* NX core (starting RH) */ 99 100#define XCHAL_HAVE_SUPERGATHER 0 /* SuperGather */ 101 102#define XCHAL_HAVE_FUSION 0 /* Fusion*/ 103#define XCHAL_HAVE_FUSION_FP 0 /* Fusion FP option */ 104#define XCHAL_HAVE_FUSION_LOW_POWER 0 /* Fusion Low Power option */ 105#define XCHAL_HAVE_FUSION_AES 0 /* Fusion BLE/Wifi AES-128 CCM option */ 106#define XCHAL_HAVE_FUSION_CONVENC 0 /* Fusion Conv Encode option */ 107#define XCHAL_HAVE_FUSION_LFSR_CRC 0 /* Fusion LFSR-CRC option */ 108#define XCHAL_HAVE_FUSION_BITOPS 0 /* Fusion Bit Operations Support option */ 109#define XCHAL_HAVE_FUSION_AVS 0 /* Fusion AVS option */ 110#define XCHAL_HAVE_FUSION_16BIT_BASEBAND 0 /* Fusion 16-bit Baseband option */ 111#define XCHAL_HAVE_FUSION_VITERBI 0 /* Fusion Viterbi option */ 112#define XCHAL_HAVE_FUSION_SOFTDEMAP 0 /* Fusion Soft Bit Demap option */ 113#define XCHAL_HAVE_HIFIPRO 0 /* HiFiPro Audio Engine pkg */ 114#define XCHAL_HAVE_HIFI5 0 /* HiFi5 Audio Engine pkg */ 115#define XCHAL_HAVE_HIFI5_NN_MAC 0 /* HiFi5 Audio Engine NN-MAC option */ 116#define XCHAL_HAVE_HIFI5_VFPU 0 /* HiFi5 Audio Engine Single-Precision VFPU option */ 117#define XCHAL_HAVE_HIFI5_HP_VFPU 0 /* HiFi5 Audio Engine Half-Precision VFPU option */ 118#define XCHAL_HAVE_HIFI4 0 /* HiFi4 Audio Engine pkg */ 119#define XCHAL_HAVE_HIFI4_VFPU 0 /* HiFi4 Audio Engine VFPU option */ 120#define XCHAL_HAVE_HIFI3 0 /* HiFi3 Audio Engine pkg */ 121#define XCHAL_HAVE_HIFI3_VFPU 0 /* HiFi3 Audio Engine VFPU option */ 122#define XCHAL_HAVE_HIFI3Z 0 /* HiFi3Z Audio Engine pkg */ 123#define XCHAL_HAVE_HIFI3Z_VFPU 0 /* HiFi3Z Audio Engine VFPU option */ 124#define XCHAL_HAVE_HIFI2 0 /* HiFi2 Audio Engine pkg */ 125#define XCHAL_HAVE_HIFI2EP 0 /* HiFi2EP */ 126#define XCHAL_HAVE_HIFI_MINI 0 127 128 129 130#define XCHAL_HAVE_VECTORFPU2005 0 /* vector floating-point pkg */ 131#define XCHAL_HAVE_USER_DPFPU 0 /* user DP floating-point pkg */ 132#define XCHAL_HAVE_USER_SPFPU 0 /* user SP floating-point pkg */ 133#define XCHAL_HAVE_FP 1 /* single prec floating point */ 134#define XCHAL_HAVE_FP_DIV 1 /* FP with DIV instructions */ 135#define XCHAL_HAVE_FP_RECIP 1 /* FP with RECIP instructions */ 136#define XCHAL_HAVE_FP_SQRT 1 /* FP with SQRT instructions */ 137#define XCHAL_HAVE_FP_RSQRT 1 /* FP with RSQRT instructions */ 138#define XCHAL_HAVE_DFP 1 /* double precision FP pkg */ 139#define XCHAL_HAVE_DFP_DIV 1 /* DFP with DIV instructions */ 140#define XCHAL_HAVE_DFP_RECIP 1 /* DFP with RECIP instructions*/ 141#define XCHAL_HAVE_DFP_SQRT 1 /* DFP with SQRT instructions */ 142#define XCHAL_HAVE_DFP_RSQRT 1 /* DFP with RSQRT instructions*/ 143#define XCHAL_HAVE_DFP_ACCEL 0 /* double precision FP acceleration pkg */ 144#define XCHAL_HAVE_DFP_accel XCHAL_HAVE_DFP_ACCEL /* for backward compatibility */ 145 146#define XCHAL_HAVE_DFPU_SINGLE_ONLY 0 /* DFPU Coprocessor, single precision only */ 147#define XCHAL_HAVE_DFPU_SINGLE_DOUBLE 1 /* DFPU Coprocessor, single and double precision */ 148#define XCHAL_HAVE_VECTRA1 0 /* Vectra I pkg */ 149#define XCHAL_HAVE_VECTRALX 0 /* Vectra LX pkg */ 150 151#define XCHAL_HAVE_FUSIONG 0 /* FusionG */ 152#define XCHAL_HAVE_FUSIONG3 0 /* FusionG3 */ 153#define XCHAL_HAVE_FUSIONG6 0 /* FusionG6 */ 154#define XCHAL_HAVE_FUSIONG_SP_VFPU 0 /* sp_vfpu option on FusionG */ 155#define XCHAL_HAVE_FUSIONG_DP_VFPU 0 /* dp_vfpu option on FusionG */ 156#define XCHAL_FUSIONG_SIMD32 0 /* simd32 for FusionG */ 157 158#define XCHAL_HAVE_FUSIONJ 0 /* FusionJ */ 159#define XCHAL_HAVE_FUSIONJ6 0 /* FusionJ6 */ 160#define XCHAL_HAVE_FUSIONJ_SP_VFPU 0 /* sp_vfpu option on FusionJ */ 161#define XCHAL_HAVE_FUSIONJ_DP_VFPU 0 /* dp_vfpu option on FusionJ */ 162#define XCHAL_FUSIONJ_SIMD32 0 /* simd32 for FusionJ */ 163 164#define XCHAL_HAVE_PDX 0 /* PDX-LX */ 165#define XCHAL_PDX_SIMD32 0 /* simd32 for PDX */ 166#define XCHAL_HAVE_PDX4 0 /* PDX4-LX */ 167#define XCHAL_HAVE_PDX8 0 /* PDX8-LX */ 168#define XCHAL_HAVE_PDX16 0 /* PDX16-LX */ 169#define XCHAL_HAVE_PDXNX 0 /* PDX-NX */ 170 171#define XCHAL_HAVE_CONNXD2 0 /* ConnX D2 pkg */ 172#define XCHAL_HAVE_CONNXD2_DUALLSFLIX 0 /* ConnX D2 & Dual LoadStore Flix */ 173#define XCHAL_HAVE_BALL 0 174#define XCHAL_HAVE_BALLAP 0 175#define XCHAL_HAVE_BBE16 0 /* ConnX BBE16 pkg */ 176#define XCHAL_HAVE_BBE16_RSQRT 0 /* BBE16 & vector recip sqrt */ 177#define XCHAL_HAVE_BBE16_VECDIV 0 /* BBE16 & vector divide */ 178#define XCHAL_HAVE_BBE16_DESPREAD 0 /* BBE16 & despread */ 179#define XCHAL_HAVE_CONNX_B10 0 /* ConnX B10 pkg*/ 180#define XCHAL_HAVE_CONNX_B20 0 /* ConnX B20 pkg*/ 181#define XCHAL_HAVE_CONNX_B_SP_VFPU 0 /* Single-precision Vector Floating-point option on ConnX B10 & B20 */ 182#define XCHAL_HAVE_CONNX_B_SPX_VFPU 0 /* Single-precision Extended Vector Floating-point option on ConnX B10 & B20 */ 183#define XCHAL_HAVE_CONNX_B_HPX_VFPU 0 /* Half-precision Extended Vector Floating-point option on ConnX B10 & B20 */ 184#define XCHAL_HAVE_CONNX_B_32B_MAC 0 /* 32-bit vector MAC (real and complex), FIR & FFT option on ConnX B10 & B20 */ 185#define XCHAL_HAVE_CONNX_B_VITERBI 0 /* Viterbi option on ConnX B10 & B20 */ 186#define XCHAL_HAVE_CONNX_B_TURBO 0 /* Turbo option on ConnX B10 & B20 */ 187#define XCHAL_HAVE_CONNX_B_LDPC 0 /* LDPC option on ConnX B10 & B20 */ 188#define XCHAL_HAVE_BBENEP 0 /* ConnX BBENEP pkgs */ 189#define XCHAL_HAVE_BBENEP_SP_VFPU 0 /* sp_vfpu option on BBE-EP */ 190#define XCHAL_HAVE_BSP3 0 /* ConnX BSP3 pkg */ 191#define XCHAL_HAVE_BSP3_TRANSPOSE 0 /* BSP3 & transpose32x32 */ 192#define XCHAL_HAVE_SSP16 0 /* ConnX SSP16 pkg */ 193#define XCHAL_HAVE_SSP16_VITERBI 0 /* SSP16 & viterbi */ 194#define XCHAL_HAVE_TURBO16 0 /* ConnX Turbo16 pkg */ 195#define XCHAL_HAVE_BBP16 0 /* ConnX BBP16 pkg */ 196#define XCHAL_HAVE_FLIX3 0 /* basic 3-way FLIX option */ 197#define XCHAL_HAVE_GRIVPEP 0 /* General Release of IVPEP */ 198#define XCHAL_HAVE_GRIVPEP_HISTOGRAM 0 /* Histogram option on GRIVPEP */ 199 200#define XCHAL_HAVE_VISION 0 /* Vision P5/P6 */ 201#define XCHAL_VISION_SIMD16 0 /* simd16 for Vision P5/P6 */ 202#define XCHAL_VISION_TYPE 0 /* Vision P5, P6, Q6 or Q7 */ 203#define XCHAL_VISION_QUAD_MAC_TYPE 0 /* quad_mac option on Vision P6 */ 204#define XCHAL_HAVE_VISION_HISTOGRAM 0 /* histogram option on Vision P5/P6 */ 205#define XCHAL_HAVE_VISION_SP_VFPU 0 /* sp_vfpu option on Vision P5/P6/Q6/Q7 */ 206#define XCHAL_HAVE_VISION_SP_VFPU_2XFMAC 0 /* sp_vfpu_2xfma option on Vision Q7 */ 207#define XCHAL_HAVE_VISION_HP_VFPU 0 /* hp_vfpu option on Vision P6/Q6 */ 208#define XCHAL_HAVE_VISION_HP_VFPU_2XFMAC 0 /* hp_vfpu_2xfma option on Vision Q7 */ 209 210#define XCHAL_HAVE_VISIONC 0 /* Vision C */ 211 212#define XCHAL_HAVE_XNNE 0 /* XNNE */ 213 214/*---------------------------------------------------------------------- 215 MISC 216 ----------------------------------------------------------------------*/ 217 218#define XCHAL_NUM_LOADSTORE_UNITS 1 /* load/store units */ 219#define XCHAL_NUM_WRITEBUFFER_ENTRIES 8 /* size of write buffer */ 220#define XCHAL_INST_FETCH_WIDTH 4 /* instr-fetch width in bytes */ 221#define XCHAL_DATA_WIDTH 8 /* data width in bytes */ 222#define XCHAL_DATA_PIPE_DELAY 1 /* d-side pipeline delay 223 (1 = 5-stage, 2 = 7-stage) */ 224#define XCHAL_CLOCK_GATING_GLOBAL 1 /* global clock gating */ 225#define XCHAL_CLOCK_GATING_FUNCUNIT 1 /* funct. unit clock gating */ 226/* In T1050, applies to selected core load and store instructions (see ISA): */ 227#define XCHAL_UNALIGNED_LOAD_EXCEPTION 1 /* unaligned loads cause exc. */ 228#define XCHAL_UNALIGNED_STORE_EXCEPTION 1 /* unaligned stores cause exc.*/ 229#define XCHAL_UNALIGNED_LOAD_HW 0 /* unaligned loads work in hw */ 230#define XCHAL_UNALIGNED_STORE_HW 0 /* unaligned stores work in hw*/ 231 232#define XCHAL_UNIFIED_LOADSTORE 0 233 234#define XCHAL_SW_VERSION 1403000 /* sw version of this header */ 235#define XCHAL_SW_VERSION_MAJOR 14000 /* major ver# of sw */ 236#define XCHAL_SW_VERSION_MINOR 3 /* minor ver# of sw */ 237#define XCHAL_SW_VERSION_MICRO 0 /* micro ver# of sw */ 238#define XCHAL_SW_MINOR_VERSION 1403000 /* with zeroed micro */ 239#define XCHAL_SW_MICRO_VERSION 1403000 240 241#define XCHAL_CORE_ID "DE_233L_FPU" /* alphanum core name 242 (CoreID) set in the Xtensa 243 Processor Generator */ 244 245#define XCHAL_BUILD_UNIQUE_ID 0x000872E0 /* 22-bit sw build ID */ 246 247/* 248 * These definitions describe the hardware targeted by this software. 249 */ 250#define XCHAL_HW_CONFIGID0 0xC1039286 /* ConfigID hi 32 bits*/ 251#define XCHAL_HW_CONFIGID1 0x28C872E0 /* ConfigID lo 32 bits*/ 252#define XCHAL_HW_VERSION_NAME "LX7.1.3" /* full version name */ 253#define XCHAL_HW_VERSION_MAJOR 2810 /* major ver# of targeted hw */ 254#define XCHAL_HW_VERSION_MINOR 3 /* minor ver# of targeted hw */ 255#define XCHAL_HW_VERSION_MICRO 0 /* subdot ver# of targeted hw */ 256#define XCHAL_HW_VERSION 281030 /* major*100+(major<2810 ? minor : minor*10+micro) */ 257#define XCHAL_HW_REL_LX7 1 258#define XCHAL_HW_REL_LX7_1 1 259#define XCHAL_HW_REL_LX7_1_3 1 260#define XCHAL_HW_CONFIGID_RELIABLE 1 261/* If software targets a *range* of hardware versions, these are the bounds: */ 262#define XCHAL_HW_MIN_VERSION_MAJOR 2810 /* major v of earliest tgt hw */ 263#define XCHAL_HW_MIN_VERSION_MINOR 3 /* minor v of earliest tgt hw */ 264#define XCHAL_HW_MIN_VERSION_MICRO 0 /* micro v of earliest tgt hw */ 265#define XCHAL_HW_MIN_VERSION 281030 /* earliest targeted hw */ 266#define XCHAL_HW_MAX_VERSION_MAJOR 2810 /* major v of latest tgt hw */ 267#define XCHAL_HW_MAX_VERSION_MINOR 3 /* minor v of latest tgt hw */ 268#define XCHAL_HW_MAX_VERSION_MICRO 0 /* micro v of latest tgt hw */ 269#define XCHAL_HW_MAX_VERSION 281030 /* latest targeted hw */ 270 271/* Config is enabled for functional safety: */ 272#define XCHAL_HAVE_FUNC_SAFETY 0 273 274#define XCHAL_HAVE_APB 0 275 276/*---------------------------------------------------------------------- 277 CACHE 278 ----------------------------------------------------------------------*/ 279 280#define XCHAL_ICACHE_LINESIZE 32 /* I-cache line size in bytes */ 281#define XCHAL_DCACHE_LINESIZE 32 /* D-cache line size in bytes */ 282#define XCHAL_ICACHE_LINEWIDTH 5 /* log2(I line size in bytes) */ 283#define XCHAL_DCACHE_LINEWIDTH 5 /* log2(D line size in bytes) */ 284 285#define XCHAL_ICACHE_SIZE 16384 /* I-cache size in bytes or 0 */ 286#define XCHAL_ICACHE_SIZE_LOG2 14 287#define XCHAL_DCACHE_SIZE 16384 /* D-cache size in bytes or 0 */ 288#define XCHAL_DCACHE_SIZE_LOG2 14 289 290#define XCHAL_DCACHE_IS_WRITEBACK 1 /* writeback feature */ 291#define XCHAL_DCACHE_IS_COHERENT 0 /* MP coherence feature */ 292 293#define XCHAL_HAVE_PREFETCH 0 /* PREFCTL register */ 294#define XCHAL_HAVE_PREFETCH_L1 0 /* prefetch to L1 cache */ 295#define XCHAL_PREFETCH_CASTOUT_LINES 0 /* dcache pref. castout bufsz */ 296#define XCHAL_PREFETCH_ENTRIES 0 /* cache prefetch entries */ 297#define XCHAL_PREFETCH_BLOCK_ENTRIES 0 /* prefetch block streams */ 298#define XCHAL_HAVE_CACHE_BLOCKOPS 0 /* block prefetch for caches */ 299#define XCHAL_HAVE_CME_DOWNGRADES 0 300#define XCHAL_HAVE_ICACHE_TEST 1 /* Icache test instructions */ 301#define XCHAL_HAVE_DCACHE_TEST 1 /* Dcache test instructions */ 302#define XCHAL_HAVE_ICACHE_DYN_WAYS 0 /* Icache dynamic way support */ 303#define XCHAL_HAVE_DCACHE_DYN_WAYS 0 /* Dcache dynamic way support */ 304#define XCHAL_HAVE_ICACHE_DYN_ENABLE 0 /* Icache enabled via MEMCTL */ 305#define XCHAL_HAVE_DCACHE_DYN_ENABLE 0 /* Dcache enabled via MEMCTL */ 306 307#define XCHAL_L1SCACHE_SIZE 0 308#define XCHAL_L1SCACHE_SIZE_LOG2 0 309#define XCHAL_L1SCACHE_WAYS 1 310#define XCHAL_L1SCACHE_WAYS_LOG2 0 311#define XCHAL_L1SCACHE_ACCESS_SIZE 0 312#define XCHAL_L1SCACHE_BANKS 1 313 314#define XCHAL_HAVE_L2 0 /* NX L2 cache controller */ 315 316/* Number of cores in cluster */ 317#if XCHAL_HAVE_L2 318#define XCHAL_NUM_CORES_IN_CLUSTER XCHAL_L2CC_NUM_CORES_LOG2 319#else 320#define XCHAL_NUM_CORES_IN_CLUSTER 0 321#endif 322 323/* PRID_ID macros are for internal use only ... subject to removal */ 324#define PRID_ID_SHIFT 0 325#define PRID_ID_BITS 4 326#define PRID_ID_MASK 0x0000000F 327 328/* This one is a form of caching, though not architecturally visible: */ 329#define XCHAL_HAVE_BRANCH_PREDICTION 0 /* branch [target] prediction */ 330 331 332 333 334/**************************************************************************** 335 Parameters Useful for PRIVILEGED (Supervisory or Non-Virtualized) Code 336 ****************************************************************************/ 337 338 339#ifndef XTENSA_HAL_NON_PRIVILEGED_ONLY 340 341/*---------------------------------------------------------------------- 342 CACHE 343 ----------------------------------------------------------------------*/ 344 345#define XCHAL_HAVE_PIF 1 /* any outbound bus present */ 346 347#define XCHAL_HAVE_AXI 0 /* AXI bus */ 348#define XCHAL_HAVE_AXI_ECC 0 /* ECC on AXI bus */ 349#define XCHAL_HAVE_ACELITE 0 /* ACELite bus */ 350 351#define XCHAL_HAVE_PIF_WR_RESP 0 /* pif write response */ 352#define XCHAL_HAVE_PIF_REQ_ATTR 0 /* pif attribute */ 353 354/* If present, cache size in bytes == (ways * 2^(linewidth + setwidth)). */ 355 356/* Number of cache sets in log2(lines per way): */ 357#define XCHAL_ICACHE_SETWIDTH 7 358#define XCHAL_DCACHE_SETWIDTH 7 359 360/* Cache set associativity (number of ways): */ 361#define XCHAL_ICACHE_WAYS 4 362#define XCHAL_ICACHE_WAYS_LOG2 2 363#define XCHAL_DCACHE_WAYS 4 364#define XCHAL_DCACHE_WAYS_LOG2 2 365 366/* Cache features: */ 367#define XCHAL_ICACHE_LINE_LOCKABLE 1 368#define XCHAL_DCACHE_LINE_LOCKABLE 1 369#define XCHAL_ICACHE_ECC_PARITY 0 370#define XCHAL_DCACHE_ECC_PARITY 0 371#define XCHAL_ICACHE_ECC_WIDTH 4 372#define XCHAL_DCACHE_ECC_WIDTH 1 373 374/* Cache access size in bytes (affects operation of SICW instruction): */ 375#define XCHAL_ICACHE_ACCESS_SIZE 4 376#define XCHAL_DCACHE_ACCESS_SIZE 8 377 378#define XCHAL_DCACHE_BANKS 1 /* number of banks */ 379 380/* The number of Cache lines associated with a single cache tag */ 381#define XCHAL_DCACHE_LINES_PER_TAG_LOG2 0 382 383/* Number of encoded cache attr bits (see <xtensa/hal.h> for decoded bits): */ 384#define XCHAL_CA_BITS 4 385 386 387/*---------------------------------------------------------------------- 388 INTERNAL I/D RAM/ROMs and XLMI 389 ----------------------------------------------------------------------*/ 390#define XCHAL_NUM_INSTROM 0 /* number of core instr. ROMs */ 391#define XCHAL_NUM_INSTRAM 0 /* number of core instr. RAMs */ 392#define XCHAL_NUM_DATAROM 0 /* number of core data ROMs */ 393#define XCHAL_NUM_DATARAM 0 /* number of core data RAMs */ 394#define XCHAL_NUM_URAM 0 /* number of core unified RAMs*/ 395#define XCHAL_NUM_XLMI 0 /* number of core XLMI ports */ 396#define XCHAL_HAVE_IRAMCFG 0 /* IRAMxCFG register present */ 397#define XCHAL_HAVE_DRAMCFG 0 /* DRAMxCFG register present */ 398 399 400#define XCHAL_HAVE_IDMA 0 401 402 403#define XCHAL_HAVE_IMEM_LOADSTORE 1 /* can load/store to IROM/IRAM*/ 404 405/*---------------------------------------------------------------------- 406 INTERRUPTS and TIMERS 407 ----------------------------------------------------------------------*/ 408 409#define XCHAL_HAVE_INTERRUPTS 1 /* interrupt option */ 410#define XCHAL_HAVE_NMI 1 /* non-maskable interrupt */ 411#define XCHAL_HAVE_CCOUNT 1 /* CCOUNT reg. (timer option) */ 412#define XCHAL_NUM_TIMERS 3 /* number of CCOMPAREn regs */ 413#define XCHAL_NUM_INTERRUPTS 22 /* number of interrupts */ 414#define XCHAL_NUM_INTERRUPTS_LOG2 5 /* ceil(log2(NUM_INTERRUPTS)) */ 415#define XCHAL_NUM_EXTINTERRUPTS 17 /* num of external interrupts */ 416#define XCHAL_NUM_INTLEVELS 6 /* number of interrupt levels 417 (not including level zero) */ 418 419 420#define XCHAL_HAVE_HIGHPRI_INTERRUPTS 1 /* med/high-pri. interrupts */ 421#define XCHAL_EXCM_LEVEL 3 /* level masked by PS.EXCM */ 422 /* (always 1 in XEA1; levels 2 .. EXCM_LEVEL are "medium priority") */ 423 424/* Masks of interrupts at each interrupt level: */ 425#define XCHAL_INTLEVEL1_MASK 0x001F80FF 426#define XCHAL_INTLEVEL2_MASK 0x00000100 427#define XCHAL_INTLEVEL3_MASK 0x00200E00 428#define XCHAL_INTLEVEL4_MASK 0x00001000 429#define XCHAL_INTLEVEL5_MASK 0x00002000 430#define XCHAL_INTLEVEL6_MASK 0x00000000 431#define XCHAL_INTLEVEL7_MASK 0x00004000 432 433/* Masks of interrupts at each range 1..n of interrupt levels: */ 434#define XCHAL_INTLEVEL1_ANDBELOW_MASK 0x001F80FF 435#define XCHAL_INTLEVEL2_ANDBELOW_MASK 0x001F81FF 436#define XCHAL_INTLEVEL3_ANDBELOW_MASK 0x003F8FFF 437#define XCHAL_INTLEVEL4_ANDBELOW_MASK 0x003F9FFF 438#define XCHAL_INTLEVEL5_ANDBELOW_MASK 0x003FBFFF 439#define XCHAL_INTLEVEL6_ANDBELOW_MASK 0x003FBFFF 440#define XCHAL_INTLEVEL7_ANDBELOW_MASK 0x003FFFFF 441 442/* Level of each interrupt: */ 443#define XCHAL_INT0_LEVEL 1 444#define XCHAL_INT1_LEVEL 1 445#define XCHAL_INT2_LEVEL 1 446#define XCHAL_INT3_LEVEL 1 447#define XCHAL_INT4_LEVEL 1 448#define XCHAL_INT5_LEVEL 1 449#define XCHAL_INT6_LEVEL 1 450#define XCHAL_INT7_LEVEL 1 451#define XCHAL_INT8_LEVEL 2 452#define XCHAL_INT9_LEVEL 3 453#define XCHAL_INT10_LEVEL 3 454#define XCHAL_INT11_LEVEL 3 455#define XCHAL_INT12_LEVEL 4 456#define XCHAL_INT13_LEVEL 5 457#define XCHAL_INT14_LEVEL 7 458#define XCHAL_INT15_LEVEL 1 459#define XCHAL_INT16_LEVEL 1 460#define XCHAL_INT17_LEVEL 1 461#define XCHAL_INT18_LEVEL 1 462#define XCHAL_INT19_LEVEL 1 463#define XCHAL_INT20_LEVEL 1 464#define XCHAL_INT21_LEVEL 3 465#define XCHAL_DEBUGLEVEL 6 /* debug interrupt level */ 466#define XCHAL_HAVE_DEBUG_EXTERN_INT 1 /* OCD external db interrupt */ 467#define XCHAL_NMILEVEL 7 /* NMI "level" (for use with 468 EXCSAVE/EPS/EPC_n, RFI n) */ 469 470/* Type of each interrupt: */ 471#define XCHAL_INT0_TYPE XTHAL_INTTYPE_EXTERN_LEVEL 472#define XCHAL_INT1_TYPE XTHAL_INTTYPE_EXTERN_LEVEL 473#define XCHAL_INT2_TYPE XTHAL_INTTYPE_EXTERN_LEVEL 474#define XCHAL_INT3_TYPE XTHAL_INTTYPE_EXTERN_LEVEL 475#define XCHAL_INT4_TYPE XTHAL_INTTYPE_EXTERN_LEVEL 476#define XCHAL_INT5_TYPE XTHAL_INTTYPE_EXTERN_LEVEL 477#define XCHAL_INT6_TYPE XTHAL_INTTYPE_TIMER 478#define XCHAL_INT7_TYPE XTHAL_INTTYPE_SOFTWARE 479#define XCHAL_INT8_TYPE XTHAL_INTTYPE_EXTERN_LEVEL 480#define XCHAL_INT9_TYPE XTHAL_INTTYPE_EXTERN_LEVEL 481#define XCHAL_INT10_TYPE XTHAL_INTTYPE_TIMER 482#define XCHAL_INT11_TYPE XTHAL_INTTYPE_SOFTWARE 483#define XCHAL_INT12_TYPE XTHAL_INTTYPE_EXTERN_LEVEL 484#define XCHAL_INT13_TYPE XTHAL_INTTYPE_TIMER 485#define XCHAL_INT14_TYPE XTHAL_INTTYPE_NMI 486#define XCHAL_INT15_TYPE XTHAL_INTTYPE_EXTERN_EDGE 487#define XCHAL_INT16_TYPE XTHAL_INTTYPE_EXTERN_EDGE 488#define XCHAL_INT17_TYPE XTHAL_INTTYPE_EXTERN_EDGE 489#define XCHAL_INT18_TYPE XTHAL_INTTYPE_EXTERN_EDGE 490#define XCHAL_INT19_TYPE XTHAL_INTTYPE_EXTERN_EDGE 491#define XCHAL_INT20_TYPE XTHAL_INTTYPE_EXTERN_EDGE 492#define XCHAL_INT21_TYPE XTHAL_INTTYPE_EXTERN_EDGE 493 494/* Masks of interrupts for each type of interrupt: */ 495#define XCHAL_INTTYPE_MASK_UNCONFIGURED 0xFFC00000 496#define XCHAL_INTTYPE_MASK_EXTERN_LEVEL 0x0000133F 497#define XCHAL_INTTYPE_MASK_EXTERN_EDGE 0x003F8000 498#define XCHAL_INTTYPE_MASK_NMI 0x00004000 499#define XCHAL_INTTYPE_MASK_SOFTWARE 0x00000880 500#define XCHAL_INTTYPE_MASK_TIMER 0x00002440 501#define XCHAL_INTTYPE_MASK_WRITE_ERROR 0x00000000 502#define XCHAL_INTTYPE_MASK_DBG_REQUEST 0x00000000 503#define XCHAL_INTTYPE_MASK_BREAKIN 0x00000000 504#define XCHAL_INTTYPE_MASK_TRAX 0x00000000 505#define XCHAL_INTTYPE_MASK_PROFILING 0x00000000 506#define XCHAL_INTTYPE_MASK_IDMA_DONE 0x00000000 507#define XCHAL_INTTYPE_MASK_IDMA_ERR 0x00000000 508#define XCHAL_INTTYPE_MASK_GS_ERR 0x00000000 509#define XCHAL_INTTYPE_MASK_L2_ERR 0x00000000 510#define XCHAL_INTTYPE_MASK_L2_STATUS 0x00000000 511#define XCHAL_INTTYPE_MASK_COR_ECC_ERR 0x00000000 512 513/* Interrupt numbers assigned to specific interrupt sources: */ 514#define XCHAL_TIMER0_INTERRUPT 6 /* CCOMPARE0 */ 515#define XCHAL_TIMER1_INTERRUPT 10 /* CCOMPARE1 */ 516#define XCHAL_TIMER2_INTERRUPT 13 /* CCOMPARE2 */ 517#define XCHAL_TIMER3_INTERRUPT XTHAL_TIMER_UNCONFIGURED 518#define XCHAL_NMI_INTERRUPT 14 /* non-maskable interrupt */ 519 520/* Interrupt numbers for levels at which only one interrupt is configured: */ 521#define XCHAL_INTLEVEL2_NUM 8 522#define XCHAL_INTLEVEL4_NUM 12 523#define XCHAL_INTLEVEL5_NUM 13 524#define XCHAL_INTLEVEL7_NUM 14 525/* (There are many interrupts each at level(s) 1, 3.) */ 526 527 528/* 529 * External interrupt mapping. 530 * These macros describe how Xtensa processor interrupt numbers 531 * (as numbered internally, eg. in INTERRUPT and INTENABLE registers) 532 * map to external BInterrupt<n> pins, for those interrupts 533 * configured as external (level-triggered, edge-triggered, or NMI). 534 * See the Xtensa processor databook for more details. 535 */ 536 537/* Core interrupt numbers mapped to each EXTERNAL BInterrupt pin number: */ 538#define XCHAL_EXTINT0_NUM 0 /* (intlevel 1) */ 539#define XCHAL_EXTINT1_NUM 1 /* (intlevel 1) */ 540#define XCHAL_EXTINT2_NUM 2 /* (intlevel 1) */ 541#define XCHAL_EXTINT3_NUM 3 /* (intlevel 1) */ 542#define XCHAL_EXTINT4_NUM 4 /* (intlevel 1) */ 543#define XCHAL_EXTINT5_NUM 5 /* (intlevel 1) */ 544#define XCHAL_EXTINT6_NUM 8 /* (intlevel 2) */ 545#define XCHAL_EXTINT7_NUM 9 /* (intlevel 3) */ 546#define XCHAL_EXTINT8_NUM 12 /* (intlevel 4) */ 547#define XCHAL_EXTINT9_NUM 14 /* (intlevel 7) */ 548#define XCHAL_EXTINT10_NUM 15 /* (intlevel 1) */ 549#define XCHAL_EXTINT11_NUM 16 /* (intlevel 1) */ 550#define XCHAL_EXTINT12_NUM 17 /* (intlevel 1) */ 551#define XCHAL_EXTINT13_NUM 18 /* (intlevel 1) */ 552#define XCHAL_EXTINT14_NUM 19 /* (intlevel 1) */ 553#define XCHAL_EXTINT15_NUM 20 /* (intlevel 1) */ 554#define XCHAL_EXTINT16_NUM 21 /* (intlevel 3) */ 555/* EXTERNAL BInterrupt pin numbers mapped to each core interrupt number: */ 556#define XCHAL_INT0_EXTNUM 0 /* (intlevel 1) */ 557#define XCHAL_INT1_EXTNUM 1 /* (intlevel 1) */ 558#define XCHAL_INT2_EXTNUM 2 /* (intlevel 1) */ 559#define XCHAL_INT3_EXTNUM 3 /* (intlevel 1) */ 560#define XCHAL_INT4_EXTNUM 4 /* (intlevel 1) */ 561#define XCHAL_INT5_EXTNUM 5 /* (intlevel 1) */ 562#define XCHAL_INT8_EXTNUM 6 /* (intlevel 2) */ 563#define XCHAL_INT9_EXTNUM 7 /* (intlevel 3) */ 564#define XCHAL_INT12_EXTNUM 8 /* (intlevel 4) */ 565#define XCHAL_INT14_EXTNUM 9 /* (intlevel 7) */ 566#define XCHAL_INT15_EXTNUM 10 /* (intlevel 1) */ 567#define XCHAL_INT16_EXTNUM 11 /* (intlevel 1) */ 568#define XCHAL_INT17_EXTNUM 12 /* (intlevel 1) */ 569#define XCHAL_INT18_EXTNUM 13 /* (intlevel 1) */ 570#define XCHAL_INT19_EXTNUM 14 /* (intlevel 1) */ 571#define XCHAL_INT20_EXTNUM 15 /* (intlevel 1) */ 572#define XCHAL_INT21_EXTNUM 16 /* (intlevel 3) */ 573 574#define XCHAL_HAVE_ISB 0 /* No ISB */ 575#define XCHAL_ISB_VADDR 0 /* N/A */ 576#define XCHAL_HAVE_ITB 0 /* No ITB */ 577#define XCHAL_ITB_VADDR 0 /* N/A */ 578 579#define XCHAL_HAVE_KSL 0 /* Kernel Stack Limit */ 580#define XCHAL_HAVE_ISL 0 /* Interrupt Stack Limit */ 581#define XCHAL_HAVE_PSL 0 /* Pageable Stack Limit */ 582 583 584/*---------------------------------------------------------------------- 585 EXCEPTIONS and VECTORS 586 ----------------------------------------------------------------------*/ 587 588#define XCHAL_XEA_VERSION 2 /* Xtensa Exception Architecture 589 number: 1 == XEA1 (until T1050) 590 2 == XEA2 (T1040 onwards) 591 3 == XEA3 (LX8/NX/SX onwards) 592 0 == XEAX (extern) or TX */ 593#define XCHAL_HAVE_XEA1 0 /* Exception Architecture 1 */ 594#define XCHAL_HAVE_XEA2 1 /* Exception Architecture 2 */ 595#define XCHAL_HAVE_XEA3 0 /* Exception Architecture 3 */ 596#define XCHAL_HAVE_XEAX 0 /* External Exception Arch. */ 597#define XCHAL_HAVE_EXCEPTIONS 1 /* exception option */ 598#define XCHAL_HAVE_IMPRECISE_EXCEPTIONS 0 /* imprecise exception option */ 599#define XCHAL_EXCCAUSE_NUM 64 /* Number of exceptions */ 600#define XCHAL_HAVE_HALT 0 /* halt architecture option */ 601#define XCHAL_HAVE_BOOTLOADER 0 /* boot loader (for TX) */ 602#define XCHAL_HAVE_MEM_ECC_PARITY 0 /* local memory ECC/parity */ 603#define XCHAL_HAVE_VECTOR_SELECT 1 /* relocatable vectors */ 604#define XCHAL_HAVE_VECBASE 1 /* relocatable vectors */ 605#define XCHAL_VECBASE_RESET_VADDR 0x00002000 /* VECBASE reset value */ 606#define XCHAL_VECBASE_RESET_PADDR 0x00002000 607#define XCHAL_RESET_VECBASE_OVERLAP 0 /* UNUSED */ 608 609#define XCHAL_RESET_VECTOR0_VADDR 0xFE000000 610#define XCHAL_RESET_VECTOR0_PADDR 0xFE000000 611#define XCHAL_RESET_VECTOR1_VADDR 0x00001000 612#define XCHAL_RESET_VECTOR1_PADDR 0x00001000 613#define XCHAL_RESET_VECTOR_VADDR XCHAL_RESET_VECTOR0_VADDR 614#define XCHAL_RESET_VECTOR_PADDR XCHAL_RESET_VECTOR0_PADDR 615#define XCHAL_USER_VECOFS 0x00000340 616#define XCHAL_USER_VECTOR_VADDR 0x00002340 617#define XCHAL_USER_VECTOR_PADDR 0x00002340 618#define XCHAL_KERNEL_VECOFS 0x00000300 619#define XCHAL_KERNEL_VECTOR_VADDR 0x00002300 620#define XCHAL_KERNEL_VECTOR_PADDR 0x00002300 621#define XCHAL_DOUBLEEXC_VECOFS 0x000003C0 622#define XCHAL_DOUBLEEXC_VECTOR_VADDR 0x000023C0 623#define XCHAL_DOUBLEEXC_VECTOR_PADDR 0x000023C0 624#define XCHAL_WINDOW_OF4_VECOFS 0x00000000 625#define XCHAL_WINDOW_UF4_VECOFS 0x00000040 626#define XCHAL_WINDOW_OF8_VECOFS 0x00000080 627#define XCHAL_WINDOW_UF8_VECOFS 0x000000C0 628#define XCHAL_WINDOW_OF12_VECOFS 0x00000100 629#define XCHAL_WINDOW_UF12_VECOFS 0x00000140 630#define XCHAL_WINDOW_VECTORS_VADDR 0x00002000 631#define XCHAL_WINDOW_VECTORS_PADDR 0x00002000 632#define XCHAL_INTLEVEL2_VECOFS 0x00000180 633#define XCHAL_INTLEVEL2_VECTOR_VADDR 0x00002180 634#define XCHAL_INTLEVEL2_VECTOR_PADDR 0x00002180 635#define XCHAL_INTLEVEL3_VECOFS 0x000001C0 636#define XCHAL_INTLEVEL3_VECTOR_VADDR 0x000021C0 637#define XCHAL_INTLEVEL3_VECTOR_PADDR 0x000021C0 638#define XCHAL_INTLEVEL4_VECOFS 0x00000200 639#define XCHAL_INTLEVEL4_VECTOR_VADDR 0x00002200 640#define XCHAL_INTLEVEL4_VECTOR_PADDR 0x00002200 641#define XCHAL_INTLEVEL5_VECOFS 0x00000240 642#define XCHAL_INTLEVEL5_VECTOR_VADDR 0x00002240 643#define XCHAL_INTLEVEL5_VECTOR_PADDR 0x00002240 644#define XCHAL_INTLEVEL6_VECOFS 0x00000280 645#define XCHAL_INTLEVEL6_VECTOR_VADDR 0x00002280 646#define XCHAL_INTLEVEL6_VECTOR_PADDR 0x00002280 647#define XCHAL_DEBUG_VECOFS XCHAL_INTLEVEL6_VECOFS 648#define XCHAL_DEBUG_VECTOR_VADDR XCHAL_INTLEVEL6_VECTOR_VADDR 649#define XCHAL_DEBUG_VECTOR_PADDR XCHAL_INTLEVEL6_VECTOR_PADDR 650#define XCHAL_NMI_VECOFS 0x000002C0 651#define XCHAL_NMI_VECTOR_VADDR 0x000022C0 652#define XCHAL_NMI_VECTOR_PADDR 0x000022C0 653#define XCHAL_INTLEVEL7_VECOFS XCHAL_NMI_VECOFS 654#define XCHAL_INTLEVEL7_VECTOR_VADDR XCHAL_NMI_VECTOR_VADDR 655#define XCHAL_INTLEVEL7_VECTOR_PADDR XCHAL_NMI_VECTOR_PADDR 656 657 658/*---------------------------------------------------------------------- 659 DEBUG MODULE 660 ----------------------------------------------------------------------*/ 661 662/* Misc */ 663#define XCHAL_HAVE_DEBUG_ERI 0 /* ERI to debug module */ 664#define XCHAL_HAVE_DEBUG_APB 0 /* APB to debug module */ 665#define XCHAL_HAVE_DEBUG_JTAG 1 /* JTAG to debug module */ 666 667/* On-Chip Debug (OCD) */ 668#define XCHAL_HAVE_OCD 1 /* OnChipDebug option */ 669#define XCHAL_NUM_IBREAK 2 /* number of IBREAKn regs */ 670#define XCHAL_NUM_DBREAK 2 /* number of DBREAKn regs */ 671#define XCHAL_HAVE_OCD_DIR_ARRAY 0 /* faster OCD option (to LX4) */ 672#define XCHAL_HAVE_OCD_LS32DDR 1 /* L32DDR/S32DDR (faster OCD) */ 673 674/* TRAX (in core) */ 675#define XCHAL_HAVE_TRAX 0 /* TRAX in debug module */ 676#define XCHAL_TRAX_MEM_SIZE 0 /* TRAX memory size in bytes */ 677#define XCHAL_TRAX_MEM_SHAREABLE 0 /* start/end regs; ready sig. */ 678#define XCHAL_TRAX_ATB_WIDTH 0 /* ATB width (bits), 0=no ATB */ 679#define XCHAL_TRAX_TIME_WIDTH 0 /* timestamp bitwidth, 0=none */ 680 681/* Perf counters */ 682#define XCHAL_NUM_PERF_COUNTERS 0 /* performance counters */ 683 684 685/*---------------------------------------------------------------------- 686 MMU 687 ----------------------------------------------------------------------*/ 688 689/* See core-matmap.h header file for more details. */ 690 691#define XCHAL_HAVE_TLBS 1 /* inverse of HAVE_CACHEATTR */ 692#define XCHAL_HAVE_SPANNING_WAY 1 /* one way maps I+D 4GB vaddr */ 693#define XCHAL_SPANNING_WAY 6 /* TLB spanning way number */ 694#define XCHAL_HAVE_IDENTITY_MAP 0 /* vaddr == paddr always */ 695#define XCHAL_HAVE_CACHEATTR 0 /* CACHEATTR register present */ 696#define XCHAL_HAVE_MIMIC_CACHEATTR 0 /* region protection */ 697#define XCHAL_HAVE_XLT_CACHEATTR 0 /* region prot. w/translation */ 698#define XCHAL_HAVE_PTP_MMU 1 /* full MMU (with page table 699 [autorefill] and protection) 700 usable for an MMU-based OS */ 701 702/* If none of the above last 5 are set, it's a custom TLB configuration. */ 703#define XCHAL_ITLB_ARF_ENTRIES_LOG2 2 /* log2(autorefill way size) */ 704#define XCHAL_DTLB_ARF_ENTRIES_LOG2 2 /* log2(autorefill way size) */ 705 706#define XCHAL_MMU_ASID_BITS 8 /* number of bits in ASIDs */ 707#define XCHAL_MMU_RINGS 4 /* number of rings (1..4) */ 708#define XCHAL_MMU_RING_BITS 2 /* num of bits in RING field */ 709 710/*---------------------------------------------------------------------- 711 MPU 712 ----------------------------------------------------------------------*/ 713#define XCHAL_HAVE_MPU 0 714#define XCHAL_MPU_ENTRIES 0 715 716#define XCHAL_MPU_ALIGN_REQ 1 /* MPU requires alignment of entries to background map */ 717#define XCHAL_MPU_BACKGROUND_ENTRIES 0 /* number of entries in bg map*/ 718#define XCHAL_MPU_BG_CACHEADRDIS 0 /* default CACHEADRDIS for bg */ 719 720#define XCHAL_MPU_ALIGN_BITS 0 721#define XCHAL_MPU_ALIGN 0 722 723#endif /* !XTENSA_HAL_NON_PRIVILEGED_ONLY */ 724 725 726#endif /* XTENSA_CORE_CONFIGURATION_H_ */ 727