esp-idf/components/xtensa/include/xtensa/specreg.h
2019-12-09 09:44:56 +08:00

145 lines
3.8 KiB
C

/*
* Xtensa Special Register symbolic names
*/
/* $Id: //depot/rel/Foxhill/dot.9/Xtensa/OS/include/xtensa/specreg.h#1 $ */
/*
* Copyright (c) 2005-2011 Tensilica Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef XTENSA_SPECREG_H
#define XTENSA_SPECREG_H
/* Special registers: */
#define LBEG 0
#define LEND 1
#define LCOUNT 2
#define SAR 3
#define BR 4
#define LITBASE 5
#define SCOMPARE1 12
#define ACCLO 16
#define ACCHI 17
#define MR_0 32
#define MR_1 33
#define MR_2 34
#define MR_3 35
#define PREFCTL 40
#define WINDOWBASE 72
#define WINDOWSTART 73
#define PTEVADDR 83
#define RASID 90
#define ITLBCFG 91
#define DTLBCFG 92
#define IBREAKENABLE 96
#define MEMCTL 97
#define CACHEATTR 98 /* until T1050, XEA1 */
#define CACHEADRDIS 98 /* LX7+ */
#define ATOMCTL 99
#define DDR 104
#define MECR 110
#define IBREAKA_0 128
#define IBREAKA_1 129
#define DBREAKA_0 144
#define DBREAKA_1 145
#define DBREAKC_0 160
#define DBREAKC_1 161
#define CONFIGID0 176
#define EPC_1 177
#define EPC_2 178
#define EPC_3 179
#define EPC_4 180
#define EPC_5 181
#define EPC_6 182
#define EPC_7 183
#define DEPC 192
#define EPS_2 194
#define EPS_3 195
#define EPS_4 196
#define EPS_5 197
#define EPS_6 198
#define EPS_7 199
#define CONFIGID1 208
#define EXCSAVE_1 209
#define EXCSAVE_2 210
#define EXCSAVE_3 211
#define EXCSAVE_4 212
#define EXCSAVE_5 213
#define EXCSAVE_6 214
#define EXCSAVE_7 215
#define CPENABLE 224
#define INTERRUPT 226
#define INTREAD INTERRUPT /* alternate name for backward compatibility */
#define INTSET INTERRUPT /* alternate name for backward compatibility */
#define INTCLEAR 227
#define INTENABLE 228
#define PS 230
#define VECBASE 231
#define EXCCAUSE 232
#define DEBUGCAUSE 233
#define CCOUNT 234
#define PRID 235
#define ICOUNT 236
#define ICOUNTLEVEL 237
#define EXCVADDR 238
#define CCOMPARE_0 240
#define CCOMPARE_1 241
#define CCOMPARE_2 242
#define MISC_REG_0 244
#define MISC_REG_1 245
#define MISC_REG_2 246
#define MISC_REG_3 247
/* Special cases (bases of special register series): */
#define MR 32
#define IBREAKA 128
#define DBREAKA 144
#define DBREAKC 160
#define EPC 176
#define EPS 192
#define EXCSAVE 208
#define CCOMPARE 240
#define MISC_REG 244
/* Tensilica-defined user registers: */
#if 0
/*#define ... 21..24 */ /* (545CK) */
/*#define ... 140..143 */ /* (545CK) */
#define EXPSTATE 230 /* Diamond */
#define THREADPTR 231 /* threadptr option */
#define FCR 232 /* FPU */
#define FSR 233 /* FPU */
#define AE_OVF_SAR 240 /* HiFi2 */
#define AE_BITHEAD 241 /* HiFi2 */
#define AE_TS_FTS_BU_BP 242 /* HiFi2 */
#define AE_SD_NO 243 /* HiFi2 */
#define VSAR 240 /* VectraLX */
#define ROUND_LO 242 /* VectraLX */
#define ROUND_HI 243 /* VectraLX */
#define CBEGIN 246 /* VectraLX */
#define CEND 247 /* VectraLX */
#endif
#endif /* XTENSA_SPECREG_H */