arduino-esp32/tools/sdk/include/esp32/xtensa/config/specreg.h

/*
 * Xtensa Special Register symbolic names
 */

/* $Id: //depot/rel/Eaglenest/Xtensa/SWConfig/hal/specreg.h.tpp#1 $ */

/* Customer ID=11657; Build=0x5fe96; Copyright (c) 1998-2002 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

/*  Include these special register bitfield definitions, for historical reasons:  */
#include <xtensa/corebits.h>


/*  Special registers:  */
#define LBEG		0
#define LEND		1
#define LCOUNT		2
#define SAR		3
#define BR		4
#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 WINDOWBASE	72
#define WINDOWSTART	73
#define IBREAKENABLE	96
#define MEMCTL		97
#define ATOMCTL		99
#define DDR		104
#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 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 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 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

/*  Special names for read-only and write-only interrupt registers:  */
#define INTREAD		226
#define INTSET		226
#define INTCLEAR	227

#endif /* XTENSA_SPECREG_H */