/*
 * xtensa/config/core.h -- HAL definitions dependent on CORE configuration
 *
 *  This header file is sometimes referred to as the "compile-time HAL" or CHAL.
 *  It pulls definitions tailored for a specific Xtensa processor configuration.
 *
 *  Sources for binaries meant to be configuration-independent generally avoid
 *  including this file (they may use the configuration-specific HAL library).
 *  It is normal for the HAL library source itself to include this file.
 */

/*
 * Copyright (c) 2005-2015 Cadence Design Systems, 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_CONFIG_CORE_H
#define XTENSA_CONFIG_CORE_H

/*  CONFIGURATION INDEPENDENT DEFINITIONS:  */
#ifdef __XTENSA__
#include <xtensa/hal.h>
#include <xtensa/xtensa-versions.h>
#else
#include "../hal.h"
#include "../xtensa-versions.h"
#endif

/*  CONFIGURATION SPECIFIC DEFINITIONS:  */
#ifdef __XTENSA__
#include <xtensa/config/core-isa.h>
#include <xtensa/config/core-matmap.h>
#include <xtensa/config/tie.h>
#else
#include "core-isa.h"
#include "core-matmap.h"
#include "tie.h"
#endif

#if defined (_ASMLANGUAGE) || defined (__ASSEMBLER__)
#ifdef __XTENSA__
#include <xtensa/config/tie-asm.h>
#else
#include "tie-asm.h"
#endif
#endif /*_ASMLANGUAGE or __ASSEMBLER__*/


/*----------------------------------------------------------------------
                GENERAL
  ----------------------------------------------------------------------*/

/*
 *  Separators for macros that expand into arrays.
 *  These can be predefined by files that #include this one,
 *  when different separators are required.
 */
/*  Element separator for macros that expand into 1-dimensional arrays:  */
#ifndef XCHAL_SEP
#define XCHAL_SEP           ,
#endif
/*  Array separator for macros that expand into 2-dimensional arrays:  */
#ifndef XCHAL_SEP2
#define XCHAL_SEP2          },{
#endif


/*----------------------------------------------------------------------
                                ERRATA
  ----------------------------------------------------------------------*/

/*
 *  Erratum T1020.H13, T1030.H7, T1040.H10, T1050.H4 (fixed in T1040.3 and T1050.1;
 *  relevant only in XEA1, kernel-vector mode, level-one interrupts and overflows enabled):
 */
#define XCHAL_MAYHAVE_ERRATUM_XEA1KWIN  (XCHAL_HAVE_XEA1 && \
                                         (XCHAL_HW_RELEASE_AT_OR_BELOW(1040,2) != 0 \
                                          || XCHAL_HW_RELEASE_AT(1050,0)))
/*
 *  Erratum 453 present in RE-2013.2 up to RF-2014.0, fixed in RF-2014.1.
 *  Applies to specific set of configuration options.
 *  Part of the workaround is to add ISYNC at certain points in the code.
 *  The workaround gated by this macro can be disabled if not needed, e.g. if
 *  zero-overhead loop buffer will be disabled, by defining _NO_ERRATUM_453.
 */
#if (   XCHAL_HW_MAX_VERSION >= XTENSA_HWVERSION_RE_2013_2 && \
        XCHAL_HW_MIN_VERSION <= XTENSA_HWVERSION_RF_2014_0 && \
        XCHAL_ICACHE_SIZE != 0    && XCHAL_HAVE_PIF /*covers also AXI/AHB*/ && \
        XCHAL_HAVE_LOOPS          && XCHAL_LOOP_BUFFER_SIZE != 0 && \
        XCHAL_CLOCK_GATING_GLOBAL && !defined(_NO_ERRATUM_453) )
#define XCHAL_ERRATUM_453       1
#else
#define XCHAL_ERRATUM_453       0
#endif

/*
 *  Erratum 497 present in RE-2012.2 up to RG/RF-2015.2
 *  Applies to specific set of configuration options.
 *  Workaround is to add MEMWs after at most 8 cache WB instructions
 */
#if ( ((XCHAL_HW_MAX_VERSION >= XTENSA_HWVERSION_RE_2012_0 &&    \
        XCHAL_HW_MIN_VERSION <= XTENSA_HWVERSION_RF_2015_2) ||   \
       (XCHAL_HW_MAX_VERSION >= XTENSA_HWVERSION_RG_2015_0 &&    \
        XCHAL_HW_MIN_VERSION <= XTENSA_HWVERSION_RG_2015_2)     \
      ) && \
      XCHAL_DCACHE_IS_WRITEBACK && \
      XCHAL_HAVE_AXI && \
      XCHAL_HAVE_PIF_WR_RESP && \
      XCHAL_HAVE_PIF_REQ_ATTR &&  !defined(_NO_ERRATUM_497) \
    )
#define XCHAL_ERRATUM_497       1
#else
#define XCHAL_ERRATUM_497       0
#endif

/*
 * Erratum 572 (releases TBD, but present in ESP32S3)
 * Disable zero-overhead loop buffer to prevent rare illegal instruction
 * exceptions while executing zero-overhead loops.
 */
#if ( XCHAL_HAVE_LOOPS && XCHAL_LOOP_BUFFER_SIZE != 0 )
#define XCHAL_ERRATUM_572   1
#else
#define XCHAL_ERRATUM_572   0
#endif

/*----------------------------------------------------------------------
                ISA
  ----------------------------------------------------------------------*/

#if XCHAL_HAVE_BE
# define XCHAL_HAVE_LE          0
# define XCHAL_MEMORY_ORDER     XTHAL_BIGENDIAN
#else
# define XCHAL_HAVE_LE          1
# define XCHAL_MEMORY_ORDER     XTHAL_LITTLEENDIAN
#endif



/*----------------------------------------------------------------------
                INTERRUPTS
  ----------------------------------------------------------------------*/

/*  Indexing macros:  */
#define _XCHAL_INTLEVEL_MASK(n)     XCHAL_INTLEVEL ## n ## _MASK
#define XCHAL_INTLEVEL_MASK(n)      _XCHAL_INTLEVEL_MASK(n)     /* n = 0 .. 15 */
#define _XCHAL_INTLEVEL_ANDBELOWMASK(n) XCHAL_INTLEVEL ## n ## _ANDBELOW_MASK
#define XCHAL_INTLEVEL_ANDBELOW_MASK(n) _XCHAL_INTLEVEL_ANDBELOWMASK(n) /* n = 0 .. 15 */
#define _XCHAL_INTLEVEL_NUM(n)      XCHAL_INTLEVEL ## n ## _NUM
#define XCHAL_INTLEVEL_NUM(n)       _XCHAL_INTLEVEL_NUM(n)      /* n = 0 .. 15 */
#define _XCHAL_INT_LEVEL(n)     XCHAL_INT ## n ## _LEVEL
#define XCHAL_INT_LEVEL(n)      _XCHAL_INT_LEVEL(n)     /* n = 0 .. 31 */
#define _XCHAL_INT_TYPE(n)      XCHAL_INT ## n ## _TYPE
#define XCHAL_INT_TYPE(n)       _XCHAL_INT_TYPE(n)      /* n = 0 .. 31 */
#define _XCHAL_TIMER_INTERRUPT(n)   XCHAL_TIMER ## n ## _INTERRUPT
#define XCHAL_TIMER_INTERRUPT(n)    _XCHAL_TIMER_INTERRUPT(n)   /* n = 0 .. 3 */


#define XCHAL_HAVE_HIGHLEVEL_INTERRUPTS XCHAL_HAVE_HIGHPRI_INTERRUPTS
#define XCHAL_NUM_LOWPRI_LEVELS     1           /* number of low-priority interrupt levels (always 1) */
#define XCHAL_FIRST_HIGHPRI_LEVEL   (XCHAL_NUM_LOWPRI_LEVELS+1) /* level of first high-priority interrupt (always 2) */
/*  Note:  1 <= LOWPRI_LEVELS <= EXCM_LEVEL < DEBUGLEVEL <= NUM_INTLEVELS < NMILEVEL <= 15  */

/*  These values are constant for existing Xtensa processor implementations:  */
#define XCHAL_INTLEVEL0_MASK        0x00000000
#define XCHAL_INTLEVEL8_MASK        0x00000000
#define XCHAL_INTLEVEL9_MASK        0x00000000
#define XCHAL_INTLEVEL10_MASK       0x00000000
#define XCHAL_INTLEVEL11_MASK       0x00000000
#define XCHAL_INTLEVEL12_MASK       0x00000000
#define XCHAL_INTLEVEL13_MASK       0x00000000
#define XCHAL_INTLEVEL14_MASK       0x00000000
#define XCHAL_INTLEVEL15_MASK       0x00000000

/*  Array of masks of interrupts at each interrupt level:  */
#define XCHAL_INTLEVEL_MASKS        XCHAL_INTLEVEL0_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL1_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL2_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL3_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL4_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL5_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL6_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL7_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL8_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL9_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL10_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL11_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL12_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL13_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL14_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL15_MASK

/*  These values are constant for existing Xtensa processor implementations:  */
#define XCHAL_INTLEVEL0_ANDBELOW_MASK   0x00000000
#define XCHAL_INTLEVEL8_ANDBELOW_MASK   XCHAL_INTLEVEL7_ANDBELOW_MASK
#define XCHAL_INTLEVEL9_ANDBELOW_MASK   XCHAL_INTLEVEL7_ANDBELOW_MASK
#define XCHAL_INTLEVEL10_ANDBELOW_MASK  XCHAL_INTLEVEL7_ANDBELOW_MASK
#define XCHAL_INTLEVEL11_ANDBELOW_MASK  XCHAL_INTLEVEL7_ANDBELOW_MASK
#define XCHAL_INTLEVEL12_ANDBELOW_MASK  XCHAL_INTLEVEL7_ANDBELOW_MASK
#define XCHAL_INTLEVEL13_ANDBELOW_MASK  XCHAL_INTLEVEL7_ANDBELOW_MASK
#define XCHAL_INTLEVEL14_ANDBELOW_MASK  XCHAL_INTLEVEL7_ANDBELOW_MASK
#define XCHAL_INTLEVEL15_ANDBELOW_MASK  XCHAL_INTLEVEL7_ANDBELOW_MASK

/*  Mask of all low-priority interrupts:  */
#define XCHAL_LOWPRI_MASK       XCHAL_INTLEVEL1_ANDBELOW_MASK

/*  Mask of all interrupts masked by PS.EXCM (or CEXCM):  */
#define XCHAL_EXCM_MASK         XCHAL_INTLEVEL_ANDBELOW_MASK(XCHAL_EXCM_LEVEL)

/*  Array of masks of interrupts at each range 1..n of interrupt levels:  */
#define XCHAL_INTLEVEL_ANDBELOW_MASKS   XCHAL_INTLEVEL0_ANDBELOW_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL1_ANDBELOW_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL2_ANDBELOW_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL3_ANDBELOW_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL4_ANDBELOW_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL5_ANDBELOW_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL6_ANDBELOW_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL7_ANDBELOW_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL8_ANDBELOW_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL9_ANDBELOW_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL10_ANDBELOW_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL11_ANDBELOW_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL12_ANDBELOW_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL13_ANDBELOW_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL14_ANDBELOW_MASK \
            XCHAL_SEP   XCHAL_INTLEVEL15_ANDBELOW_MASK

#if 0 /*XCHAL_HAVE_NMI*/
/*  NMI "interrupt level" (for use with EXCSAVE_n, EPS_n, EPC_n, RFI n):  */
# define XCHAL_NMILEVEL     (XCHAL_NUM_INTLEVELS+1)
#endif

/*  Array of levels of each possible interrupt:  */
#define XCHAL_INT_LEVELS        XCHAL_INT0_LEVEL \
            XCHAL_SEP   XCHAL_INT1_LEVEL \
            XCHAL_SEP   XCHAL_INT2_LEVEL \
            XCHAL_SEP   XCHAL_INT3_LEVEL \
            XCHAL_SEP   XCHAL_INT4_LEVEL \
            XCHAL_SEP   XCHAL_INT5_LEVEL \
            XCHAL_SEP   XCHAL_INT6_LEVEL \
            XCHAL_SEP   XCHAL_INT7_LEVEL \
            XCHAL_SEP   XCHAL_INT8_LEVEL \
            XCHAL_SEP   XCHAL_INT9_LEVEL \
            XCHAL_SEP   XCHAL_INT10_LEVEL \
            XCHAL_SEP   XCHAL_INT11_LEVEL \
            XCHAL_SEP   XCHAL_INT12_LEVEL \
            XCHAL_SEP   XCHAL_INT13_LEVEL \
            XCHAL_SEP   XCHAL_INT14_LEVEL \
            XCHAL_SEP   XCHAL_INT15_LEVEL \
            XCHAL_SEP   XCHAL_INT16_LEVEL \
            XCHAL_SEP   XCHAL_INT17_LEVEL \
            XCHAL_SEP   XCHAL_INT18_LEVEL \
            XCHAL_SEP   XCHAL_INT19_LEVEL \
            XCHAL_SEP   XCHAL_INT20_LEVEL \
            XCHAL_SEP   XCHAL_INT21_LEVEL \
            XCHAL_SEP   XCHAL_INT22_LEVEL \
            XCHAL_SEP   XCHAL_INT23_LEVEL \
            XCHAL_SEP   XCHAL_INT24_LEVEL \
            XCHAL_SEP   XCHAL_INT25_LEVEL \
            XCHAL_SEP   XCHAL_INT26_LEVEL \
            XCHAL_SEP   XCHAL_INT27_LEVEL \
            XCHAL_SEP   XCHAL_INT28_LEVEL \
            XCHAL_SEP   XCHAL_INT29_LEVEL \
            XCHAL_SEP   XCHAL_INT30_LEVEL \
            XCHAL_SEP   XCHAL_INT31_LEVEL

/*  Array of types of each possible interrupt:  */
#define XCHAL_INT_TYPES         XCHAL_INT0_TYPE \
            XCHAL_SEP   XCHAL_INT1_TYPE \
            XCHAL_SEP   XCHAL_INT2_TYPE \
            XCHAL_SEP   XCHAL_INT3_TYPE \
            XCHAL_SEP   XCHAL_INT4_TYPE \
            XCHAL_SEP   XCHAL_INT5_TYPE \
            XCHAL_SEP   XCHAL_INT6_TYPE \
            XCHAL_SEP   XCHAL_INT7_TYPE \
            XCHAL_SEP   XCHAL_INT8_TYPE \
            XCHAL_SEP   XCHAL_INT9_TYPE \
            XCHAL_SEP   XCHAL_INT10_TYPE \
            XCHAL_SEP   XCHAL_INT11_TYPE \
            XCHAL_SEP   XCHAL_INT12_TYPE \
            XCHAL_SEP   XCHAL_INT13_TYPE \
            XCHAL_SEP   XCHAL_INT14_TYPE \
            XCHAL_SEP   XCHAL_INT15_TYPE \
            XCHAL_SEP   XCHAL_INT16_TYPE \
            XCHAL_SEP   XCHAL_INT17_TYPE \
            XCHAL_SEP   XCHAL_INT18_TYPE \
            XCHAL_SEP   XCHAL_INT19_TYPE \
            XCHAL_SEP   XCHAL_INT20_TYPE \
            XCHAL_SEP   XCHAL_INT21_TYPE \
            XCHAL_SEP   XCHAL_INT22_TYPE \
            XCHAL_SEP   XCHAL_INT23_TYPE \
            XCHAL_SEP   XCHAL_INT24_TYPE \
            XCHAL_SEP   XCHAL_INT25_TYPE \
            XCHAL_SEP   XCHAL_INT26_TYPE \
            XCHAL_SEP   XCHAL_INT27_TYPE \
            XCHAL_SEP   XCHAL_INT28_TYPE \
            XCHAL_SEP   XCHAL_INT29_TYPE \
            XCHAL_SEP   XCHAL_INT30_TYPE \
            XCHAL_SEP   XCHAL_INT31_TYPE

/*  Array of masks of interrupts for each type of interrupt:  */
#define XCHAL_INTTYPE_MASKS     XCHAL_INTTYPE_MASK_UNCONFIGURED \
            XCHAL_SEP   XCHAL_INTTYPE_MASK_SOFTWARE \
            XCHAL_SEP   XCHAL_INTTYPE_MASK_EXTERN_EDGE  \
            XCHAL_SEP   XCHAL_INTTYPE_MASK_EXTERN_LEVEL \
            XCHAL_SEP   XCHAL_INTTYPE_MASK_TIMER    \
            XCHAL_SEP   XCHAL_INTTYPE_MASK_NMI      \
            XCHAL_SEP   XCHAL_INTTYPE_MASK_WRITE_ERROR  \
            XCHAL_SEP   XCHAL_INTTYPE_MASK_IDMA_DONE    \
            XCHAL_SEP   XCHAL_INTTYPE_MASK_IDMA_ERR \
            XCHAL_SEP   XCHAL_INTTYPE_MASK_GS_ERR

/*  Interrupts that can be cleared using the INTCLEAR special register:  */
#define XCHAL_INTCLEARABLE_MASK (XCHAL_INTTYPE_MASK_SOFTWARE+XCHAL_INTTYPE_MASK_EXTERN_EDGE+XCHAL_INTTYPE_MASK_WRITE_ERROR)
/*  Interrupts that can be triggered using the INTSET special register:  */
#define XCHAL_INTSETTABLE_MASK  XCHAL_INTTYPE_MASK_SOFTWARE

/*  Array of interrupts assigned to each timer (CCOMPARE0 to CCOMPARE3):  */
#define XCHAL_TIMER_INTERRUPTS      XCHAL_TIMER0_INTERRUPT \
            XCHAL_SEP   XCHAL_TIMER1_INTERRUPT \
            XCHAL_SEP   XCHAL_TIMER2_INTERRUPT \
            XCHAL_SEP   XCHAL_TIMER3_INTERRUPT



/*  For backward compatibility and for the array macros, define macros for
 *  each unconfigured interrupt number (unfortunately, the value of
 *  XTHAL_INTTYPE_UNCONFIGURED is not zero):  */
#if XCHAL_NUM_INTERRUPTS == 0
# define XCHAL_INT0_LEVEL       0
# define XCHAL_INT0_TYPE        XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 1
# define XCHAL_INT1_LEVEL       0
# define XCHAL_INT1_TYPE        XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 2
# define XCHAL_INT2_LEVEL       0
# define XCHAL_INT2_TYPE        XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 3
# define XCHAL_INT3_LEVEL       0
# define XCHAL_INT3_TYPE        XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 4
# define XCHAL_INT4_LEVEL       0
# define XCHAL_INT4_TYPE        XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 5
# define XCHAL_INT5_LEVEL       0
# define XCHAL_INT5_TYPE        XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 6
# define XCHAL_INT6_LEVEL       0
# define XCHAL_INT6_TYPE        XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 7
# define XCHAL_INT7_LEVEL       0
# define XCHAL_INT7_TYPE        XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 8
# define XCHAL_INT8_LEVEL       0
# define XCHAL_INT8_TYPE        XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 9
# define XCHAL_INT9_LEVEL       0
# define XCHAL_INT9_TYPE        XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 10
# define XCHAL_INT10_LEVEL      0
# define XCHAL_INT10_TYPE       XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 11
# define XCHAL_INT11_LEVEL      0
# define XCHAL_INT11_TYPE       XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 12
# define XCHAL_INT12_LEVEL      0
# define XCHAL_INT12_TYPE       XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 13
# define XCHAL_INT13_LEVEL      0
# define XCHAL_INT13_TYPE       XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 14
# define XCHAL_INT14_LEVEL      0
# define XCHAL_INT14_TYPE       XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 15
# define XCHAL_INT15_LEVEL      0
# define XCHAL_INT15_TYPE       XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 16
# define XCHAL_INT16_LEVEL      0
# define XCHAL_INT16_TYPE       XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 17
# define XCHAL_INT17_LEVEL      0
# define XCHAL_INT17_TYPE       XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 18
# define XCHAL_INT18_LEVEL      0
# define XCHAL_INT18_TYPE       XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 19
# define XCHAL_INT19_LEVEL      0
# define XCHAL_INT19_TYPE       XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 20
# define XCHAL_INT20_LEVEL      0
# define XCHAL_INT20_TYPE       XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 21
# define XCHAL_INT21_LEVEL      0
# define XCHAL_INT21_TYPE       XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 22
# define XCHAL_INT22_LEVEL      0
# define XCHAL_INT22_TYPE       XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 23
# define XCHAL_INT23_LEVEL      0
# define XCHAL_INT23_TYPE       XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 24
# define XCHAL_INT24_LEVEL      0
# define XCHAL_INT24_TYPE       XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 25
# define XCHAL_INT25_LEVEL      0
# define XCHAL_INT25_TYPE       XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 26
# define XCHAL_INT26_LEVEL      0
# define XCHAL_INT26_TYPE       XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 27
# define XCHAL_INT27_LEVEL      0
# define XCHAL_INT27_TYPE       XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 28
# define XCHAL_INT28_LEVEL      0
# define XCHAL_INT28_TYPE       XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 29
# define XCHAL_INT29_LEVEL      0
# define XCHAL_INT29_TYPE       XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 30
# define XCHAL_INT30_LEVEL      0
# define XCHAL_INT30_TYPE       XTHAL_INTTYPE_UNCONFIGURED
#endif
#if XCHAL_NUM_INTERRUPTS <= 31
# define XCHAL_INT31_LEVEL      0
# define XCHAL_INT31_TYPE       XTHAL_INTTYPE_UNCONFIGURED
#endif


/*
 *  Masks and levels corresponding to each *external* interrupt.
 */

#define XCHAL_EXTINT0_MASK      (1 << XCHAL_EXTINT0_NUM)
#define XCHAL_EXTINT0_LEVEL     XCHAL_INT_LEVEL(XCHAL_EXTINT0_NUM)
#define XCHAL_EXTINT1_MASK      (1 << XCHAL_EXTINT1_NUM)
#define XCHAL_EXTINT1_LEVEL     XCHAL_INT_LEVEL(XCHAL_EXTINT1_NUM)
#define XCHAL_EXTINT2_MASK      (1 << XCHAL_EXTINT2_NUM)
#define XCHAL_EXTINT2_LEVEL     XCHAL_INT_LEVEL(XCHAL_EXTINT2_NUM)
#define XCHAL_EXTINT3_MASK      (1 << XCHAL_EXTINT3_NUM)
#define XCHAL_EXTINT3_LEVEL     XCHAL_INT_LEVEL(XCHAL_EXTINT3_NUM)
#define XCHAL_EXTINT4_MASK      (1 << XCHAL_EXTINT4_NUM)
#define XCHAL_EXTINT4_LEVEL     XCHAL_INT_LEVEL(XCHAL_EXTINT4_NUM)
#define XCHAL_EXTINT5_MASK      (1 << XCHAL_EXTINT5_NUM)
#define XCHAL_EXTINT5_LEVEL     XCHAL_INT_LEVEL(XCHAL_EXTINT5_NUM)
#define XCHAL_EXTINT6_MASK      (1 << XCHAL_EXTINT6_NUM)
#define XCHAL_EXTINT6_LEVEL     XCHAL_INT_LEVEL(XCHAL_EXTINT6_NUM)
#define XCHAL_EXTINT7_MASK      (1 << XCHAL_EXTINT7_NUM)
#define XCHAL_EXTINT7_LEVEL     XCHAL_INT_LEVEL(XCHAL_EXTINT7_NUM)
#define XCHAL_EXTINT8_MASK      (1 << XCHAL_EXTINT8_NUM)
#define XCHAL_EXTINT8_LEVEL     XCHAL_INT_LEVEL(XCHAL_EXTINT8_NUM)
#define XCHAL_EXTINT9_MASK      (1 << XCHAL_EXTINT9_NUM)
#define XCHAL_EXTINT9_LEVEL     XCHAL_INT_LEVEL(XCHAL_EXTINT9_NUM)
#define XCHAL_EXTINT10_MASK     (1 << XCHAL_EXTINT10_NUM)
#define XCHAL_EXTINT10_LEVEL        XCHAL_INT_LEVEL(XCHAL_EXTINT10_NUM)
#define XCHAL_EXTINT11_MASK     (1 << XCHAL_EXTINT11_NUM)
#define XCHAL_EXTINT11_LEVEL        XCHAL_INT_LEVEL(XCHAL_EXTINT11_NUM)
#define XCHAL_EXTINT12_MASK     (1 << XCHAL_EXTINT12_NUM)
#define XCHAL_EXTINT12_LEVEL        XCHAL_INT_LEVEL(XCHAL_EXTINT12_NUM)
#define XCHAL_EXTINT13_MASK     (1 << XCHAL_EXTINT13_NUM)
#define XCHAL_EXTINT13_LEVEL        XCHAL_INT_LEVEL(XCHAL_EXTINT13_NUM)
#define XCHAL_EXTINT14_MASK     (1 << XCHAL_EXTINT14_NUM)
#define XCHAL_EXTINT14_LEVEL        XCHAL_INT_LEVEL(XCHAL_EXTINT14_NUM)
#define XCHAL_EXTINT15_MASK     (1 << XCHAL_EXTINT15_NUM)
#define XCHAL_EXTINT15_LEVEL        XCHAL_INT_LEVEL(XCHAL_EXTINT15_NUM)
#define XCHAL_EXTINT16_MASK     (1 << XCHAL_EXTINT16_NUM)
#define XCHAL_EXTINT16_LEVEL        XCHAL_INT_LEVEL(XCHAL_EXTINT16_NUM)
#define XCHAL_EXTINT17_MASK     (1 << XCHAL_EXTINT17_NUM)
#define XCHAL_EXTINT17_LEVEL        XCHAL_INT_LEVEL(XCHAL_EXTINT17_NUM)
#define XCHAL_EXTINT18_MASK     (1 << XCHAL_EXTINT18_NUM)
#define XCHAL_EXTINT18_LEVEL        XCHAL_INT_LEVEL(XCHAL_EXTINT18_NUM)
#define XCHAL_EXTINT19_MASK     (1 << XCHAL_EXTINT19_NUM)
#define XCHAL_EXTINT19_LEVEL        XCHAL_INT_LEVEL(XCHAL_EXTINT19_NUM)
#define XCHAL_EXTINT20_MASK     (1 << XCHAL_EXTINT20_NUM)
#define XCHAL_EXTINT20_LEVEL        XCHAL_INT_LEVEL(XCHAL_EXTINT20_NUM)
#define XCHAL_EXTINT21_MASK     (1 << XCHAL_EXTINT21_NUM)
#define XCHAL_EXTINT21_LEVEL        XCHAL_INT_LEVEL(XCHAL_EXTINT21_NUM)
#define XCHAL_EXTINT22_MASK     (1 << XCHAL_EXTINT22_NUM)
#define XCHAL_EXTINT22_LEVEL        XCHAL_INT_LEVEL(XCHAL_EXTINT22_NUM)
#define XCHAL_EXTINT23_MASK     (1 << XCHAL_EXTINT23_NUM)
#define XCHAL_EXTINT23_LEVEL        XCHAL_INT_LEVEL(XCHAL_EXTINT23_NUM)
#define XCHAL_EXTINT24_MASK     (1 << XCHAL_EXTINT24_NUM)
#define XCHAL_EXTINT24_LEVEL        XCHAL_INT_LEVEL(XCHAL_EXTINT24_NUM)
#define XCHAL_EXTINT25_MASK     (1 << XCHAL_EXTINT25_NUM)
#define XCHAL_EXTINT25_LEVEL        XCHAL_INT_LEVEL(XCHAL_EXTINT25_NUM)
#define XCHAL_EXTINT26_MASK     (1 << XCHAL_EXTINT26_NUM)
#define XCHAL_EXTINT26_LEVEL        XCHAL_INT_LEVEL(XCHAL_EXTINT26_NUM)
#define XCHAL_EXTINT27_MASK     (1 << XCHAL_EXTINT27_NUM)
#define XCHAL_EXTINT27_LEVEL        XCHAL_INT_LEVEL(XCHAL_EXTINT27_NUM)
#define XCHAL_EXTINT28_MASK     (1 << XCHAL_EXTINT28_NUM)
#define XCHAL_EXTINT28_LEVEL        XCHAL_INT_LEVEL(XCHAL_EXTINT28_NUM)
#define XCHAL_EXTINT29_MASK     (1 << XCHAL_EXTINT29_NUM)
#define XCHAL_EXTINT29_LEVEL        XCHAL_INT_LEVEL(XCHAL_EXTINT29_NUM)
#define XCHAL_EXTINT30_MASK     (1 << XCHAL_EXTINT30_NUM)
#define XCHAL_EXTINT30_LEVEL        XCHAL_INT_LEVEL(XCHAL_EXTINT30_NUM)
#define XCHAL_EXTINT31_MASK     (1 << XCHAL_EXTINT31_NUM)
#define XCHAL_EXTINT31_LEVEL        XCHAL_INT_LEVEL(XCHAL_EXTINT31_NUM)


/*----------------------------------------------------------------------
            EXCEPTIONS and VECTORS
  ----------------------------------------------------------------------*/

/*  For backward compatibility ONLY -- DO NOT USE (will be removed in future release):  */
#define XCHAL_HAVE_OLD_EXC_ARCH     XCHAL_HAVE_XEA1 /* (DEPRECATED) 1 if old exception architecture (XEA1), 0 otherwise (eg. XEA2) */
#define XCHAL_HAVE_EXCM         XCHAL_HAVE_XEA2 /* (DEPRECATED) 1 if PS.EXCM bit exists (currently equals XCHAL_HAVE_TLBS) */
#ifdef XCHAL_USER_VECTOR_VADDR
#define XCHAL_PROGRAMEXC_VECTOR_VADDR   XCHAL_USER_VECTOR_VADDR
#define XCHAL_USEREXC_VECTOR_VADDR  XCHAL_USER_VECTOR_VADDR
#endif
#ifdef XCHAL_USER_VECTOR_PADDR
# define XCHAL_PROGRAMEXC_VECTOR_PADDR  XCHAL_USER_VECTOR_PADDR
# define XCHAL_USEREXC_VECTOR_PADDR XCHAL_USER_VECTOR_PADDR
#endif
#ifdef XCHAL_KERNEL_VECTOR_VADDR
# define XCHAL_STACKEDEXC_VECTOR_VADDR  XCHAL_KERNEL_VECTOR_VADDR
# define XCHAL_KERNELEXC_VECTOR_VADDR   XCHAL_KERNEL_VECTOR_VADDR
#endif
#ifdef XCHAL_KERNEL_VECTOR_PADDR
# define XCHAL_STACKEDEXC_VECTOR_PADDR  XCHAL_KERNEL_VECTOR_PADDR
# define XCHAL_KERNELEXC_VECTOR_PADDR   XCHAL_KERNEL_VECTOR_PADDR
#endif

#if 0
#if XCHAL_HAVE_DEBUG
# define XCHAL_DEBUG_VECTOR_VADDR   XCHAL_INTLEVEL_VECTOR_VADDR(XCHAL_DEBUGLEVEL)
/*  This one should only get defined if the corresponding intlevel paddr macro exists:  */
# define XCHAL_DEBUG_VECTOR_PADDR   XCHAL_INTLEVEL_VECTOR_PADDR(XCHAL_DEBUGLEVEL)
#endif
#endif

/*  Indexing macros:  */
#define _XCHAL_INTLEVEL_VECTOR_VADDR(n)     XCHAL_INTLEVEL ## n ## _VECTOR_VADDR
#define XCHAL_INTLEVEL_VECTOR_VADDR(n)      _XCHAL_INTLEVEL_VECTOR_VADDR(n)     /* n = 0 .. 15 */

/*
 *  General Exception Causes
 *  (values of EXCCAUSE special register set by general exceptions,
 *   which vector to the user, kernel, or double-exception vectors).
 *
 *  DEPRECATED.  Please use the equivalent EXCCAUSE_xxx macros
 *  defined in <xtensa/corebits.h>.  (Note that these have slightly
 *  different names, they don't just have the XCHAL_ prefix removed.)
 */
#define XCHAL_EXCCAUSE_ILLEGAL_INSTRUCTION      0   /* Illegal Instruction */
#define XCHAL_EXCCAUSE_SYSTEM_CALL          1   /* System Call */
#define XCHAL_EXCCAUSE_INSTRUCTION_FETCH_ERROR      2   /* Instruction Fetch Error */
#define XCHAL_EXCCAUSE_LOAD_STORE_ERROR         3   /* Load Store Error */
#define XCHAL_EXCCAUSE_LEVEL1_INTERRUPT         4   /* Level 1 Interrupt */
#define XCHAL_EXCCAUSE_ALLOCA               5   /* Stack Extension Assist */
#define XCHAL_EXCCAUSE_INTEGER_DIVIDE_BY_ZERO       6   /* Integer Divide by Zero */
#define XCHAL_EXCCAUSE_SPECULATION          7   /* Speculation */
#define XCHAL_EXCCAUSE_PRIVILEGED           8   /* Privileged Instruction */
#define XCHAL_EXCCAUSE_UNALIGNED            9   /* Unaligned Load Store */
/*10..15 reserved*/
#define XCHAL_EXCCAUSE_ITLB_MISS            16  /* ITlb Miss Exception */
#define XCHAL_EXCCAUSE_ITLB_MULTIHIT            17  /* ITlb Mutltihit Exception */
#define XCHAL_EXCCAUSE_ITLB_PRIVILEGE           18  /* ITlb Privilege Exception */
#define XCHAL_EXCCAUSE_ITLB_SIZE_RESTRICTION        19  /* ITlb Size Restriction Exception */
#define XCHAL_EXCCAUSE_FETCH_CACHE_ATTRIBUTE        20  /* Fetch Cache Attribute Exception */
/*21..23 reserved*/
#define XCHAL_EXCCAUSE_DTLB_MISS            24  /* DTlb Miss Exception */
#define XCHAL_EXCCAUSE_DTLB_MULTIHIT            25  /* DTlb Multihit Exception */
#define XCHAL_EXCCAUSE_DTLB_PRIVILEGE           26  /* DTlb Privilege Exception */
#define XCHAL_EXCCAUSE_DTLB_SIZE_RESTRICTION        27  /* DTlb Size Restriction Exception */
#define XCHAL_EXCCAUSE_LOAD_CACHE_ATTRIBUTE     28  /* Load Cache Attribute Exception */
#define XCHAL_EXCCAUSE_STORE_CACHE_ATTRIBUTE        29  /* Store Cache Attribute Exception */
/*30..31 reserved*/
#define XCHAL_EXCCAUSE_COPROCESSOR0_DISABLED        32  /* Coprocessor 0 disabled */
#define XCHAL_EXCCAUSE_COPROCESSOR1_DISABLED        33  /* Coprocessor 1 disabled */
#define XCHAL_EXCCAUSE_COPROCESSOR2_DISABLED        34  /* Coprocessor 2 disabled */
#define XCHAL_EXCCAUSE_COPROCESSOR3_DISABLED        35  /* Coprocessor 3 disabled */
#define XCHAL_EXCCAUSE_COPROCESSOR4_DISABLED        36  /* Coprocessor 4 disabled */
#define XCHAL_EXCCAUSE_COPROCESSOR5_DISABLED        37  /* Coprocessor 5 disabled */
#define XCHAL_EXCCAUSE_COPROCESSOR6_DISABLED        38  /* Coprocessor 6 disabled */
#define XCHAL_EXCCAUSE_COPROCESSOR7_DISABLED        39  /* Coprocessor 7 disabled */
/*40..63 reserved*/


/*
 *  Miscellaneous special register fields.
 *
 *  For each special register, and each field within each register:
 *  XCHAL_<regname>_VALIDMASK is the set of bits defined in the register.
 *  XCHAL_<regname>_<field>_BITS is the number of bits in the field.
 *  XCHAL_<regname>_<field>_NUM is 2^bits, the number of possible values
 *          of the field.
 *  XCHAL_<regname>_<field>_SHIFT is the position of the field within
 *          the register, starting from the least significant bit.
 *
 *  DEPRECATED.  Please use the equivalent macros defined in
 *  <xtensa/corebits.h>.  (Note that these have different names.)
 */

/*  DBREAKC (special register number 160):  */
#define XCHAL_DBREAKC_VALIDMASK     0xC000003F
#define XCHAL_DBREAKC_MASK_BITS     6
#define XCHAL_DBREAKC_MASK_NUM      64
#define XCHAL_DBREAKC_MASK_SHIFT    0
#define XCHAL_DBREAKC_MASK_MASK     0x0000003F
#define XCHAL_DBREAKC_LOADBREAK_BITS    1
#define XCHAL_DBREAKC_LOADBREAK_NUM     2
#define XCHAL_DBREAKC_LOADBREAK_SHIFT   30
#define XCHAL_DBREAKC_LOADBREAK_MASK    0x40000000
#define XCHAL_DBREAKC_STOREBREAK_BITS   1
#define XCHAL_DBREAKC_STOREBREAK_NUM    2
#define XCHAL_DBREAKC_STOREBREAK_SHIFT  31
#define XCHAL_DBREAKC_STOREBREAK_MASK   0x80000000
/*  PS (special register number 230):  */
#define XCHAL_PS_VALIDMASK      0x00070F3F
#define XCHAL_PS_INTLEVEL_BITS      4
#define XCHAL_PS_INTLEVEL_NUM       16
#define XCHAL_PS_INTLEVEL_SHIFT     0
#define XCHAL_PS_INTLEVEL_MASK      0x0000000F
#define XCHAL_PS_EXCM_BITS      1
#define XCHAL_PS_EXCM_NUM       2
#define XCHAL_PS_EXCM_SHIFT     4
#define XCHAL_PS_EXCM_MASK      0x00000010
#define XCHAL_PS_UM_BITS        1
#define XCHAL_PS_UM_NUM         2
#define XCHAL_PS_UM_SHIFT       5
#define XCHAL_PS_UM_MASK        0x00000020
#define XCHAL_PS_RING_BITS      2
#define XCHAL_PS_RING_NUM       4
#define XCHAL_PS_RING_SHIFT     6
#define XCHAL_PS_RING_MASK      0x000000C0
#define XCHAL_PS_OWB_BITS       4
#define XCHAL_PS_OWB_NUM        16
#define XCHAL_PS_OWB_SHIFT      8
#define XCHAL_PS_OWB_MASK       0x00000F00
#define XCHAL_PS_CALLINC_BITS       2
#define XCHAL_PS_CALLINC_NUM        4
#define XCHAL_PS_CALLINC_SHIFT      16
#define XCHAL_PS_CALLINC_MASK       0x00030000
#define XCHAL_PS_WOE_BITS       1
#define XCHAL_PS_WOE_NUM        2
#define XCHAL_PS_WOE_SHIFT      18
#define XCHAL_PS_WOE_MASK       0x00040000
/*  EXCCAUSE (special register number 232):  */
#define XCHAL_EXCCAUSE_VALIDMASK    0x0000003F
#define XCHAL_EXCCAUSE_BITS         6
#define XCHAL_EXCCAUSE_NUM          64
#define XCHAL_EXCCAUSE_SHIFT        0
#define XCHAL_EXCCAUSE_MASK         0x0000003F
/*  DEBUGCAUSE (special register number 233):  */
#define XCHAL_DEBUGCAUSE_VALIDMASK  0x0000003F
#define XCHAL_DEBUGCAUSE_ICOUNT_BITS    1
#define XCHAL_DEBUGCAUSE_ICOUNT_NUM     2
#define XCHAL_DEBUGCAUSE_ICOUNT_SHIFT   0
#define XCHAL_DEBUGCAUSE_ICOUNT_MASK    0x00000001
#define XCHAL_DEBUGCAUSE_IBREAK_BITS    1
#define XCHAL_DEBUGCAUSE_IBREAK_NUM     2
#define XCHAL_DEBUGCAUSE_IBREAK_SHIFT   1
#define XCHAL_DEBUGCAUSE_IBREAK_MASK    0x00000002
#define XCHAL_DEBUGCAUSE_DBREAK_BITS    1
#define XCHAL_DEBUGCAUSE_DBREAK_NUM     2
#define XCHAL_DEBUGCAUSE_DBREAK_SHIFT   2
#define XCHAL_DEBUGCAUSE_DBREAK_MASK    0x00000004
#define XCHAL_DEBUGCAUSE_BREAK_BITS     1
#define XCHAL_DEBUGCAUSE_BREAK_NUM      2
#define XCHAL_DEBUGCAUSE_BREAK_SHIFT    3
#define XCHAL_DEBUGCAUSE_BREAK_MASK     0x00000008
#define XCHAL_DEBUGCAUSE_BREAKN_BITS    1
#define XCHAL_DEBUGCAUSE_BREAKN_NUM     2
#define XCHAL_DEBUGCAUSE_BREAKN_SHIFT   4
#define XCHAL_DEBUGCAUSE_BREAKN_MASK    0x00000010
#define XCHAL_DEBUGCAUSE_DEBUGINT_BITS  1
#define XCHAL_DEBUGCAUSE_DEBUGINT_NUM   2
#define XCHAL_DEBUGCAUSE_DEBUGINT_SHIFT 5
#define XCHAL_DEBUGCAUSE_DEBUGINT_MASK  0x00000020




/*----------------------------------------------------------------------
                TIMERS
  ----------------------------------------------------------------------*/

/*#define XCHAL_HAVE_TIMERS     XCHAL_HAVE_CCOUNT*/



/*----------------------------------------------------------------------
            INTERNAL I/D RAM/ROMs and XLMI
  ----------------------------------------------------------------------*/

#define  XCHAL_NUM_IROM     XCHAL_NUM_INSTROM   /* (DEPRECATED) */
#define  XCHAL_NUM_IRAM     XCHAL_NUM_INSTRAM   /* (DEPRECATED) */
#define  XCHAL_NUM_DROM     XCHAL_NUM_DATAROM   /* (DEPRECATED) */
#define  XCHAL_NUM_DRAM     XCHAL_NUM_DATARAM   /* (DEPRECATED) */

#define XCHAL_IROM0_VADDR   XCHAL_INSTROM0_VADDR    /* (DEPRECATED) */
#define XCHAL_IROM0_PADDR   XCHAL_INSTROM0_PADDR    /* (DEPRECATED) */
#define XCHAL_IROM0_SIZE    XCHAL_INSTROM0_SIZE /* (DEPRECATED) */
#define XCHAL_IROM1_VADDR   XCHAL_INSTROM1_VADDR    /* (DEPRECATED) */
#define XCHAL_IROM1_PADDR   XCHAL_INSTROM1_PADDR    /* (DEPRECATED) */
#define XCHAL_IROM1_SIZE    XCHAL_INSTROM1_SIZE /* (DEPRECATED) */
#define XCHAL_IRAM0_VADDR   XCHAL_INSTRAM0_VADDR    /* (DEPRECATED) */
#define XCHAL_IRAM0_PADDR   XCHAL_INSTRAM0_PADDR    /* (DEPRECATED) */
#define XCHAL_IRAM0_SIZE    XCHAL_INSTRAM0_SIZE /* (DEPRECATED) */
#define XCHAL_IRAM1_VADDR   XCHAL_INSTRAM1_VADDR    /* (DEPRECATED) */
#define XCHAL_IRAM1_PADDR   XCHAL_INSTRAM1_PADDR    /* (DEPRECATED) */
#define XCHAL_IRAM1_SIZE    XCHAL_INSTRAM1_SIZE /* (DEPRECATED) */
#define XCHAL_DROM0_VADDR   XCHAL_DATAROM0_VADDR    /* (DEPRECATED) */
#define XCHAL_DROM0_PADDR   XCHAL_DATAROM0_PADDR    /* (DEPRECATED) */
#define XCHAL_DROM0_SIZE    XCHAL_DATAROM0_SIZE /* (DEPRECATED) */
#define XCHAL_DROM1_VADDR   XCHAL_DATAROM1_VADDR    /* (DEPRECATED) */
#define XCHAL_DROM1_PADDR   XCHAL_DATAROM1_PADDR    /* (DEPRECATED) */
#define XCHAL_DROM1_SIZE    XCHAL_DATAROM1_SIZE /* (DEPRECATED) */
#define XCHAL_DRAM0_VADDR   XCHAL_DATARAM0_VADDR    /* (DEPRECATED) */
#define XCHAL_DRAM0_PADDR   XCHAL_DATARAM0_PADDR    /* (DEPRECATED) */
#define XCHAL_DRAM0_SIZE    XCHAL_DATARAM0_SIZE /* (DEPRECATED) */
#define XCHAL_DRAM1_VADDR   XCHAL_DATARAM1_VADDR    /* (DEPRECATED) */
#define XCHAL_DRAM1_PADDR   XCHAL_DATARAM1_PADDR    /* (DEPRECATED) */
#define XCHAL_DRAM1_SIZE    XCHAL_DATARAM1_SIZE /* (DEPRECATED) */



/*----------------------------------------------------------------------
                CACHE
  ----------------------------------------------------------------------*/


/*  Default PREFCTL value to enable prefetch.  */
#if XCHAL_HW_MIN_VERSION < XTENSA_HWVERSION_RE_2012_0
#define XCHAL_CACHE_PREFCTL_DEFAULT 0x00044 /* enabled, not aggressive */
#elif XCHAL_HW_MIN_VERSION < XTENSA_HWVERSION_RF_2014_0
#define XCHAL_CACHE_PREFCTL_DEFAULT 0x01044 /* + enable prefetch to L1 */
#elif ((XCHAL_PREFETCH_ENTRIES >= 16) && XCHAL_HAVE_CACHE_BLOCKOPS)
#define XCHAL_CACHE_PREFCTL_DEFAULT 0x81044 /* 12 entries for block ops */
#elif ((XCHAL_PREFETCH_ENTRIES >= 8) && XCHAL_HAVE_CACHE_BLOCKOPS)
#define XCHAL_CACHE_PREFCTL_DEFAULT 0x51044 /* 5 entries for block ops */
#else
#define XCHAL_CACHE_PREFCTL_DEFAULT 0x01044 /* 0 entries for block ops */
#endif


/*  Max for both I-cache and D-cache (used for general alignment):  */
#if XCHAL_ICACHE_LINESIZE > XCHAL_DCACHE_LINESIZE
# define XCHAL_CACHE_LINEWIDTH_MAX  XCHAL_ICACHE_LINEWIDTH
# define XCHAL_CACHE_LINESIZE_MAX   XCHAL_ICACHE_LINESIZE
#else
# define XCHAL_CACHE_LINEWIDTH_MAX  XCHAL_DCACHE_LINEWIDTH
# define XCHAL_CACHE_LINESIZE_MAX   XCHAL_DCACHE_LINESIZE
#endif

#define XCHAL_ICACHE_SETSIZE        (1<<XCHAL_ICACHE_SETWIDTH)
#define XCHAL_DCACHE_SETSIZE        (1<<XCHAL_DCACHE_SETWIDTH)
/*  Max for both I and D caches (used for cache-coherency page alignment):  */
#if XCHAL_ICACHE_SETWIDTH > XCHAL_DCACHE_SETWIDTH
# define XCHAL_CACHE_SETWIDTH_MAX   XCHAL_ICACHE_SETWIDTH
# define XCHAL_CACHE_SETSIZE_MAX    XCHAL_ICACHE_SETSIZE
#else
# define XCHAL_CACHE_SETWIDTH_MAX   XCHAL_DCACHE_SETWIDTH
# define XCHAL_CACHE_SETSIZE_MAX    XCHAL_DCACHE_SETSIZE
#endif

/*  Instruction cache tag bits:  */
#define XCHAL_ICACHE_TAG_V_SHIFT    0
#define XCHAL_ICACHE_TAG_V      0x1 /* valid bit */
#if XCHAL_ICACHE_WAYS > 1
# define XCHAL_ICACHE_TAG_F_SHIFT   1
# define XCHAL_ICACHE_TAG_F     0x2 /* fill (LRU) bit */
#else
# define XCHAL_ICACHE_TAG_F_SHIFT   0
# define XCHAL_ICACHE_TAG_F     0   /* no fill (LRU) bit */
#endif
#if XCHAL_ICACHE_LINE_LOCKABLE
# define XCHAL_ICACHE_TAG_L_SHIFT   (XCHAL_ICACHE_TAG_F_SHIFT+1)
# define XCHAL_ICACHE_TAG_L     (1 << XCHAL_ICACHE_TAG_L_SHIFT) /* lock bit */
#else
# define XCHAL_ICACHE_TAG_L_SHIFT   XCHAL_ICACHE_TAG_F_SHIFT
# define XCHAL_ICACHE_TAG_L     0   /* no lock bit */
#endif
/*  Data cache tag bits:  */
#define XCHAL_DCACHE_TAG_V_SHIFT    0
#define XCHAL_DCACHE_TAG_V      0x1 /* valid bit */
#if XCHAL_DCACHE_WAYS > 1
# define XCHAL_DCACHE_TAG_F_SHIFT   1
# define XCHAL_DCACHE_TAG_F     0x2 /* fill (LRU) bit */
#else
# define XCHAL_DCACHE_TAG_F_SHIFT   0
# define XCHAL_DCACHE_TAG_F     0   /* no fill (LRU) bit */
#endif
#if XCHAL_DCACHE_IS_WRITEBACK
# define XCHAL_DCACHE_TAG_D_SHIFT   (XCHAL_DCACHE_TAG_F_SHIFT+1)
# define XCHAL_DCACHE_TAG_D     (1 << XCHAL_DCACHE_TAG_D_SHIFT) /* dirty bit */
#else
# define XCHAL_DCACHE_TAG_D_SHIFT   XCHAL_DCACHE_TAG_F_SHIFT
# define XCHAL_DCACHE_TAG_D     0   /* no dirty bit */
#endif
#if XCHAL_DCACHE_LINE_LOCKABLE
# define XCHAL_DCACHE_TAG_L_SHIFT   (XCHAL_DCACHE_TAG_D_SHIFT+1)
# define XCHAL_DCACHE_TAG_L     (1 << XCHAL_DCACHE_TAG_L_SHIFT) /* lock bit */
#else
# define XCHAL_DCACHE_TAG_L_SHIFT   XCHAL_DCACHE_TAG_D_SHIFT
# define XCHAL_DCACHE_TAG_L     0   /* no lock bit */
#endif

/*  Whether MEMCTL register has anything useful  */
#define XCHAL_USE_MEMCTL        (((XCHAL_LOOP_BUFFER_SIZE > 0)  ||      \
                    XCHAL_DCACHE_IS_COHERENT    ||      \
                    XCHAL_HAVE_ICACHE_DYN_WAYS  ||      \
                    XCHAL_HAVE_DCACHE_DYN_WAYS) &&      \
                    (XCHAL_HW_MIN_VERSION >= XTENSA_HWVERSION_RE_2012_0))

#if XCHAL_DCACHE_IS_COHERENT
#define _MEMCTL_SNOOP_EN        0x02        /* Enable snoop */
#else
#define _MEMCTL_SNOOP_EN        0x00        /* Don't enable snoop */
#endif

#if (XCHAL_LOOP_BUFFER_SIZE == 0) || XCHAL_ERRATUM_453
#define _MEMCTL_L0IBUF_EN       0x00        /* No loop buffer or don't enable */
#else
#define _MEMCTL_L0IBUF_EN       0x01        /* Enable loop buffer */
#endif

/*  Default MEMCTL values:  */
#if XCHAL_HAVE_ICACHE_DYN_WAYS || XCHAL_HAVE_DCACHE_DYN_WAYS
#define XCHAL_CACHE_MEMCTL_DEFAULT  (0xFFFFFF00 | _MEMCTL_L0IBUF_EN)
#else
#define XCHAL_CACHE_MEMCTL_DEFAULT  (0x00000000 | _MEMCTL_L0IBUF_EN)
#endif

#define XCHAL_SNOOP_LB_MEMCTL_DEFAULT   (_MEMCTL_SNOOP_EN | _MEMCTL_L0IBUF_EN)


/*----------------------------------------------------------------------
                MMU
  ----------------------------------------------------------------------*/

/*  See <xtensa/config/core-matmap.h> for more details.  */

/*  Has different semantic in open source headers (where it means HAVE_PTP_MMU),
    so comment out starting with RB-2008.3 release; later, might get
    get reintroduced as a synonym for XCHAL_HAVE_PTP_MMU instead:  */
/*#define XCHAL_HAVE_MMU        XCHAL_HAVE_TLBS*/   /* (DEPRECATED; use XCHAL_HAVE_TLBS instead) */

/*  Indexing macros:  */
#define _XCHAL_ITLB_SET(n,_what)    XCHAL_ITLB_SET ## n ## _what
#define XCHAL_ITLB_SET(n,what)      _XCHAL_ITLB_SET(n, _ ## what )
#define _XCHAL_ITLB_SET_E(n,i,_what)    XCHAL_ITLB_SET ## n ## _E ## i ## _what
#define XCHAL_ITLB_SET_E(n,i,what)  _XCHAL_ITLB_SET_E(n,i, _ ## what )
#define _XCHAL_DTLB_SET(n,_what)    XCHAL_DTLB_SET ## n ## _what
#define XCHAL_DTLB_SET(n,what)      _XCHAL_DTLB_SET(n, _ ## what )
#define _XCHAL_DTLB_SET_E(n,i,_what)    XCHAL_DTLB_SET ## n ## _E ## i ## _what
#define XCHAL_DTLB_SET_E(n,i,what)  _XCHAL_DTLB_SET_E(n,i, _ ## what )
/*
 *  Example use:  XCHAL_ITLB_SET(XCHAL_ITLB_ARF_SET0,ENTRIES)
 *  to get the value of XCHAL_ITLB_SET<n>_ENTRIES where <n> is the first auto-refill set.
 */

/*  Number of entries per autorefill way:  */
#define XCHAL_ITLB_ARF_ENTRIES      (1<<XCHAL_ITLB_ARF_ENTRIES_LOG2)
#define XCHAL_DTLB_ARF_ENTRIES      (1<<XCHAL_DTLB_ARF_ENTRIES_LOG2)

/*
 *  Determine whether we have a full MMU (with Page Table and Protection)
 *  usable for an MMU-based OS:
 */
#if 0
#if XCHAL_HAVE_TLBS && !XCHAL_HAVE_SPANNING_WAY && XCHAL_ITLB_ARF_WAYS > 0 && XCHAL_DTLB_ARF_WAYS > 0 && XCHAL_MMU_RINGS >= 2
# define XCHAL_HAVE_PTP_MMU     1   /* have full MMU (with page table [autorefill] and protection) */
#else
# define XCHAL_HAVE_PTP_MMU     0   /* don't have full MMU */
#endif
#endif

/*
 *  For full MMUs, report kernel RAM segment and kernel I/O segment static page mappings:
 */
#if XCHAL_HAVE_PTP_MMU && !XCHAL_HAVE_SPANNING_WAY
#define XCHAL_KSEG_CACHED_VADDR     0xD0000000  /* virt.addr of kernel RAM cached static map */
#define XCHAL_KSEG_CACHED_PADDR     0x00000000  /* phys.addr of kseg_cached */
#define XCHAL_KSEG_CACHED_SIZE      0x08000000  /* size in bytes of kseg_cached (assumed power of 2!!!) */
#define XCHAL_KSEG_BYPASS_VADDR     0xD8000000  /* virt.addr of kernel RAM bypass (uncached) static map */
#define XCHAL_KSEG_BYPASS_PADDR     0x00000000  /* phys.addr of kseg_bypass */
#define XCHAL_KSEG_BYPASS_SIZE      0x08000000  /* size in bytes of kseg_bypass (assumed power of 2!!!) */

#define XCHAL_KIO_CACHED_VADDR      0xE0000000  /* virt.addr of kernel I/O cached static map */
#define XCHAL_KIO_CACHED_PADDR      0xF0000000  /* phys.addr of kio_cached */
#define XCHAL_KIO_CACHED_SIZE       0x10000000  /* size in bytes of kio_cached (assumed power of 2!!!) */
#define XCHAL_KIO_BYPASS_VADDR      0xF0000000  /* virt.addr of kernel I/O bypass (uncached) static map */
#define XCHAL_KIO_BYPASS_PADDR      0xF0000000  /* phys.addr of kio_bypass */
#define XCHAL_KIO_BYPASS_SIZE       0x10000000  /* size in bytes of kio_bypass (assumed power of 2!!!) */

#define XCHAL_SEG_MAPPABLE_VADDR    0x00000000  /* start of largest non-static-mapped virtual addr area */
#define XCHAL_SEG_MAPPABLE_SIZE     0xD0000000  /* size in bytes of  "  */
/* define XCHAL_SEG_MAPPABLE2_xxx if more areas present, sorted in order of descending size.  */
#endif


/*----------------------------------------------------------------------
                MISC
  ----------------------------------------------------------------------*/

/*  Data alignment required if used for instructions:  */
#if XCHAL_INST_FETCH_WIDTH > XCHAL_DATA_WIDTH
# define XCHAL_ALIGN_MAX        XCHAL_INST_FETCH_WIDTH
#else
# define XCHAL_ALIGN_MAX        XCHAL_DATA_WIDTH
#endif

/*
 *  Names kept for backward compatibility.
 *  (Here "RELEASE" is now a misnomer; these are product *versions*, not the releases
 *   under which they are released.  In the T10##.# era there was no distinction.)
 */
#define XCHAL_HW_RELEASE_MAJOR      XCHAL_HW_VERSION_MAJOR
#define XCHAL_HW_RELEASE_MINOR      XCHAL_HW_VERSION_MINOR
#define XCHAL_HW_RELEASE_NAME       XCHAL_HW_VERSION_NAME




/*----------------------------------------------------------------------
            COPROCESSORS and EXTRA STATE
  ----------------------------------------------------------------------*/

#define XCHAL_EXTRA_SA_SIZE     XCHAL_NCP_SA_SIZE
#define XCHAL_EXTRA_SA_ALIGN        XCHAL_NCP_SA_ALIGN
#define XCHAL_CPEXTRA_SA_SIZE       XCHAL_TOTAL_SA_SIZE
#define XCHAL_CPEXTRA_SA_ALIGN      XCHAL_TOTAL_SA_ALIGN

#if defined (_ASMLANGUAGE) || defined (__ASSEMBLER__)

/*  Invoked at start of save area load/store sequence macro to setup macro
 *  internal offsets.  Not usually invoked directly.
 *  continue    0 for 1st sequence, 1 for subsequent consecutive ones.
 *  totofs      offset from original ptr to next load/store location.
 */
.macro  xchal_sa_start  continue totofs
.ifeq \continue
.set   .Lxchal_pofs_, 0    /* offset from original ptr to current \ptr */
.set   .Lxchal_ofs_, 0     /* offset from current \ptr to next load/store location */
.endif
.if \totofs + 1         /* if totofs specified (not -1) */
.set   .Lxchal_ofs_, \totofs - .Lxchal_pofs_   /* specific offset from original ptr */
.endif
.endm

/*  Align portion of save area and bring ptr in range if necessary.
 *  Used by save area load/store sequences.  Not usually invoked directly.
 *  Allows combining multiple (sub-)sequences arbitrarily.
 *  ptr     pointer to save area (may be off, see .Lxchal_pofs_)
 *  minofs,maxofs   range of offset from cur ptr to next load/store loc;
 *          minofs <= 0 <= maxofs  (0 must always be valid offset)
 *          range must be within +/- 30kB or so.
 *  ofsalign    alignment granularity of minofs .. maxofs (pow of 2)
 *          (restriction on offset from ptr to next load/store loc)
 *  totalign    align from orig ptr to next load/store loc (pow of 2)
 */
.macro  xchal_sa_align  ptr minofs maxofs ofsalign totalign
/*  First align where we start accessing the next register
 *  per \totalign relative to original ptr (i.e. start of the save area):
 */
.set    .Lxchal_ofs_, ((.Lxchal_pofs_ + .Lxchal_ofs_ + \totalign - 1) & -\totalign) - .Lxchal_pofs_
/*  If necessary, adjust \ptr to bring .Lxchal_ofs_ in acceptable range:  */
.if (((\maxofs) - .Lxchal_ofs_) & 0xC0000000) | ((.Lxchal_ofs_ - (\minofs)) & 0xC0000000) | (.Lxchal_ofs_ & (\ofsalign - 1))
.set   .Ligmask, 0xFFFFFFFF    /* TODO: optimize to addmi, per aligns and .Lxchal_ofs_ */
addi   \ptr, \ptr, (.Lxchal_ofs_ & .Ligmask)
.set   .Lxchal_pofs_, .Lxchal_pofs_ + (.Lxchal_ofs_ & .Ligmask)
.set   .Lxchal_ofs_, (.Lxchal_ofs_ & ~.Ligmask)
.endif
.endm
/*
 *  We could optimize for addi to expand to only addmi instead of
 *  "addmi;addi", where possible.  Here's a partial example how:
 * .set .Lmaxmask, -(\ofsalign) & -(\totalign)
 * .if (((\maxofs) + ~.Lmaxmask + 1) & 0xFFFFFF00) && ((.Lxchal_ofs_ & ~.Lmaxmask) == 0)
 *  .set    .Ligmask, 0xFFFFFF00
 * .elif ... ditto for negative ofs range ...
 *  .set .Ligmask, 0xFFFFFF00
 *  .set ... adjust per offset ...
 * .else
 *  .set .Ligmask, 0xFFFFFFFF
 * .endif
 */

/*  Invoke this after xchal_XXX_{load,store} macros to restore \ptr.  */
.macro  xchal_sa_ptr_restore    ptr
.if .Lxchal_pofs_
addi   \ptr, \ptr, - .Lxchal_pofs_
.set   .Lxchal_ofs_, .Lxchal_ofs_ + .Lxchal_pofs_
.set   .Lxchal_pofs_, 0
.endif
.endm

/*
 *  Use as eg:
 *  xchal_atmps_store a1, SOMEOFS, XCHAL_SA_NUM_ATMPS, a4, a5
 *  xchal_ncp_load a2, a0,a3,a4,a5
 *  xchal_atmps_load  a1, SOMEOFS, XCHAL_SA_NUM_ATMPS, a4, a5
 *
 *  Specify only the ARs you *haven't* saved/restored already, up to 4.
 *  They *must* be the *last* ARs (in same order) specified to save area
 *  load/store sequences.  In the example above, a0 and a3 were already
 *  saved/restored and unused (thus available) but a4 and a5 were not.
 */
#define xchal_atmps_store   xchal_atmps_loadstore s32i,
#define xchal_atmps_load    xchal_atmps_loadstore l32i,
.macro  xchal_atmps_loadstore   inst ptr offset nreq aa = 0 ab = 0 ac = 0 ad = 0
        .set    .Lnsaved_, 0
        .irp    reg, \aa, \ab, \ac, \ad
        .ifeq 0x\reg ; .set .Lnsaved_, .Lnsaved_ + 1 ; .endif
.endr
.set    .Laofs_, 0
.irp    reg, \aa, \ab, \ac, \ad
.ifgt (\nreq) - .Lnsaved_
\inst \reg, \ptr, .Laofs_ + \offset
.set  .Laofs_, .Laofs_ + 4
.set  .Lnsaved_, .Lnsaved_ + 1
.endif
.endr
.endm

/*#define xchal_ncp_load_a2 xchal_ncp_load  a2,a3,a4,a5,a6*/
/*#define xchal_ncp_store_a2    xchal_ncp_store a2,a3,a4,a5,a6*/
#define xchal_extratie_load     xchal_ncptie_load
#define xchal_extratie_store        xchal_ncptie_store
#define xchal_extratie_load_a2      xchal_ncptie_load  a2,a3,a4,a5,a6
#define xchal_extratie_store_a2     xchal_ncptie_store a2,a3,a4,a5,a6
#define xchal_extra_load        xchal_ncp_load
#define xchal_extra_store       xchal_ncp_store
#define xchal_extra_load_a2     xchal_ncp_load  a2,a3,a4,a5,a6
#define xchal_extra_store_a2        xchal_ncp_store a2,a3,a4,a5,a6
#define xchal_extra_load_funcbody   xchal_ncp_load  a2,a3,a4,a5,a6
#define xchal_extra_store_funcbody  xchal_ncp_store a2,a3,a4,a5,a6
#define xchal_cp0_store_a2      xchal_cp0_store  a2,a3,a4,a5,a6
#define xchal_cp0_load_a2       xchal_cp0_load   a2,a3,a4,a5,a6
#define xchal_cp1_store_a2      xchal_cp1_store  a2,a3,a4,a5,a6
#define xchal_cp1_load_a2       xchal_cp1_load   a2,a3,a4,a5,a6
#define xchal_cp2_store_a2      xchal_cp2_store  a2,a3,a4,a5,a6
#define xchal_cp2_load_a2       xchal_cp2_load   a2,a3,a4,a5,a6
#define xchal_cp3_store_a2      xchal_cp3_store  a2,a3,a4,a5,a6
#define xchal_cp3_load_a2       xchal_cp3_load   a2,a3,a4,a5,a6
#define xchal_cp4_store_a2      xchal_cp4_store  a2,a3,a4,a5,a6
#define xchal_cp4_load_a2       xchal_cp4_load   a2,a3,a4,a5,a6
#define xchal_cp5_store_a2      xchal_cp5_store  a2,a3,a4,a5,a6
#define xchal_cp5_load_a2       xchal_cp5_load   a2,a3,a4,a5,a6
#define xchal_cp6_store_a2      xchal_cp6_store  a2,a3,a4,a5,a6
#define xchal_cp6_load_a2       xchal_cp6_load   a2,a3,a4,a5,a6
#define xchal_cp7_store_a2      xchal_cp7_store  a2,a3,a4,a5,a6
#define xchal_cp7_load_a2       xchal_cp7_load   a2,a3,a4,a5,a6

/*  Empty placeholder macros for undefined coprocessors:  */
#if (XCHAL_CP_MASK & ~XCHAL_CP_PORT_MASK) == 0
# if XCHAL_CP0_SA_SIZE == 0
.macro xchal_cp0_store  p a b c d continue = 0 ofs = -1 select = -1 ; .endm
.macro xchal_cp0_load   p a b c d continue = 0 ofs = -1 select = -1 ; .endm
# endif
# if XCHAL_CP1_SA_SIZE == 0
.macro xchal_cp1_store  p a b c d continue = 0 ofs = -1 select = -1 ; .endm
.macro xchal_cp1_load   p a b c d continue = 0 ofs = -1 select = -1 ; .endm
# endif
# if XCHAL_CP2_SA_SIZE == 0
.macro xchal_cp2_store  p a b c d continue = 0 ofs = -1 select = -1 ; .endm
.macro xchal_cp2_load   p a b c d continue = 0 ofs = -1 select = -1 ; .endm
# endif
# if XCHAL_CP3_SA_SIZE == 0
.macro xchal_cp3_store  p a b c d continue = 0 ofs = -1 select = -1 ; .endm
.macro xchal_cp3_load   p a b c d continue = 0 ofs = -1 select = -1 ; .endm
# endif
# if XCHAL_CP4_SA_SIZE == 0
.macro xchal_cp4_store  p a b c d continue = 0 ofs = -1 select = -1 ; .endm
.macro xchal_cp4_load   p a b c d continue = 0 ofs = -1 select = -1 ; .endm
# endif
# if XCHAL_CP5_SA_SIZE == 0
.macro xchal_cp5_store  p a b c d continue = 0 ofs = -1 select = -1 ; .endm
.macro xchal_cp5_load   p a b c d continue = 0 ofs = -1 select = -1 ; .endm
# endif
# if XCHAL_CP6_SA_SIZE == 0
.macro xchal_cp6_store  p a b c d continue = 0 ofs = -1 select = -1 ; .endm
.macro xchal_cp6_load   p a b c d continue = 0 ofs = -1 select = -1 ; .endm
# endif
# if XCHAL_CP7_SA_SIZE == 0
.macro xchal_cp7_store  p a b c d continue = 0 ofs = -1 select = -1 ; .endm
.macro xchal_cp7_load   p a b c d continue = 0 ofs = -1 select = -1 ; .endm
# endif
#endif

/********************
 *  Macros to create functions that save and restore the state of *any* TIE
 *  coprocessor (by dynamic index).
 */

/*
 *  Macro that expands to the body of a function
 *  that stores the selected coprocessor's state (registers etc).
 *  Entry:  a2 = ptr to save area in which to save cp state
 *      a3 = coprocessor number
 *  Exit:   any register a2-a15 (?) may have been clobbered.
 */
.macro  xchal_cpi_store_funcbody
#if (XCHAL_CP_MASK & ~XCHAL_CP_PORT_MASK)
# if XCHAL_CP0_SA_SIZE
bnez    a3, 99f
xchal_cp0_store_a2
j   90f
99:
# endif
# if XCHAL_CP1_SA_SIZE
bnei    a3, 1, 99f
xchal_cp1_store_a2
j   90f
99:
# endif
# if XCHAL_CP2_SA_SIZE
bnei    a3, 2, 99f
xchal_cp2_store_a2
j   90f
99:
# endif
# if XCHAL_CP3_SA_SIZE
bnei    a3, 3, 99f
xchal_cp3_store_a2
j   90f
99:
# endif
# if XCHAL_CP4_SA_SIZE
bnei    a3, 4, 99f
xchal_cp4_store_a2
j   90f
99:
# endif
# if XCHAL_CP5_SA_SIZE
bnei    a3, 5, 99f
xchal_cp5_store_a2
j   90f
99:
# endif
# if XCHAL_CP6_SA_SIZE
bnei    a3, 6, 99f
xchal_cp6_store_a2
j   90f
99:
# endif
# if XCHAL_CP7_SA_SIZE
bnei    a3, 7, 99f
xchal_cp7_store_a2
j   90f
99:
# endif
90:
#endif
.endm

/*
 *  Macro that expands to the body of a function
 *  that loads the selected coprocessor's state (registers etc).
 *  Entry:  a2 = ptr to save area from which to restore cp state
 *      a3 = coprocessor number
 *  Exit:   any register a2-a15 (?) may have been clobbered.
 */
.macro  xchal_cpi_load_funcbody
#if (XCHAL_CP_MASK & ~XCHAL_CP_PORT_MASK)
# if XCHAL_CP0_SA_SIZE
bnez    a3, 99f
xchal_cp0_load_a2
j   90f
99:
# endif
# if XCHAL_CP1_SA_SIZE
bnei    a3, 1, 99f
xchal_cp1_load_a2
j   90f
99:
# endif
# if XCHAL_CP2_SA_SIZE
bnei    a3, 2, 99f
xchal_cp2_load_a2
j   90f
99:
# endif
# if XCHAL_CP3_SA_SIZE
bnei    a3, 3, 99f
xchal_cp3_load_a2
j   90f
99:
# endif
# if XCHAL_CP4_SA_SIZE
bnei    a3, 4, 99f
xchal_cp4_load_a2
j   90f
99:
# endif
# if XCHAL_CP5_SA_SIZE
bnei    a3, 5, 99f
xchal_cp5_load_a2
j   90f
99:
# endif
# if XCHAL_CP6_SA_SIZE
bnei    a3, 6, 99f
xchal_cp6_load_a2
j   90f
99:
# endif
# if XCHAL_CP7_SA_SIZE
bnei    a3, 7, 99f
xchal_cp7_load_a2
j   90f
99:
# endif
90:
#endif
.endm

#endif /*_ASMLANGUAGE or __ASSEMBLER__*/


/*  Other default macros for undefined coprocessors:  */
#ifndef XCHAL_CP0_NAME
# define XCHAL_CP0_NAME             0
# define XCHAL_CP0_SA_CONTENTS_LIBDB_NUM    0
# define XCHAL_CP0_SA_CONTENTS_LIBDB        /* empty */
#endif
#ifndef XCHAL_CP1_NAME
# define XCHAL_CP1_NAME             0
# define XCHAL_CP1_SA_CONTENTS_LIBDB_NUM    0
# define XCHAL_CP1_SA_CONTENTS_LIBDB        /* empty */
#endif
#ifndef XCHAL_CP2_NAME
# define XCHAL_CP2_NAME             0
# define XCHAL_CP2_SA_CONTENTS_LIBDB_NUM    0
# define XCHAL_CP2_SA_CONTENTS_LIBDB        /* empty */
#endif
#ifndef XCHAL_CP3_NAME
# define XCHAL_CP3_NAME             0
# define XCHAL_CP3_SA_CONTENTS_LIBDB_NUM    0
# define XCHAL_CP3_SA_CONTENTS_LIBDB        /* empty */
#endif
#ifndef XCHAL_CP4_NAME
# define XCHAL_CP4_NAME             0
# define XCHAL_CP4_SA_CONTENTS_LIBDB_NUM    0
# define XCHAL_CP4_SA_CONTENTS_LIBDB        /* empty */
#endif
#ifndef XCHAL_CP5_NAME
# define XCHAL_CP5_NAME             0
# define XCHAL_CP5_SA_CONTENTS_LIBDB_NUM    0
# define XCHAL_CP5_SA_CONTENTS_LIBDB        /* empty */
#endif
#ifndef XCHAL_CP6_NAME
# define XCHAL_CP6_NAME             0
# define XCHAL_CP6_SA_CONTENTS_LIBDB_NUM    0
# define XCHAL_CP6_SA_CONTENTS_LIBDB        /* empty */
#endif
#ifndef XCHAL_CP7_NAME
# define XCHAL_CP7_NAME             0
# define XCHAL_CP7_SA_CONTENTS_LIBDB_NUM    0
# define XCHAL_CP7_SA_CONTENTS_LIBDB        /* empty */
#endif

#if XCHAL_CP_MASK == 0
/*  Filler info for unassigned coprocessors, to simplify arrays etc:  */
#define XCHAL_CP0_SA_SIZE               0
#define XCHAL_CP0_SA_ALIGN              1
#define XCHAL_CP1_SA_SIZE               0
#define XCHAL_CP1_SA_ALIGN              1
#define XCHAL_CP2_SA_SIZE               0
#define XCHAL_CP2_SA_ALIGN              1
#define XCHAL_CP3_SA_SIZE               0
#define XCHAL_CP3_SA_ALIGN              1
#define XCHAL_CP4_SA_SIZE               0
#define XCHAL_CP4_SA_ALIGN              1
#define XCHAL_CP5_SA_SIZE               0
#define XCHAL_CP5_SA_ALIGN              1
#define XCHAL_CP6_SA_SIZE               0
#define XCHAL_CP6_SA_ALIGN              1
#define XCHAL_CP7_SA_SIZE               0
#define XCHAL_CP7_SA_ALIGN              1
#endif


/*  Indexing macros:  */
#define _XCHAL_CP_SA_SIZE(n)        XCHAL_CP ## n ## _SA_SIZE
#define XCHAL_CP_SA_SIZE(n)     _XCHAL_CP_SA_SIZE(n)    /* n = 0 .. 7 */
#define _XCHAL_CP_SA_ALIGN(n)       XCHAL_CP ## n ## _SA_ALIGN
#define XCHAL_CP_SA_ALIGN(n)        _XCHAL_CP_SA_ALIGN(n)   /* n = 0 .. 7 */

#define XCHAL_CPEXTRA_SA_SIZE_TOR2      XCHAL_CPEXTRA_SA_SIZE   /* Tor2Beta only - do not use */

/*  Link-time HAL global variables that report coprocessor numbers by name
    (names are case-preserved from the original TIE):  */
#if !defined(_ASMLANGUAGE) && !defined(_NOCLANGUAGE) && !defined(__ASSEMBLER__)
# define _XCJOIN(a,b)   a ## b
# define XCJOIN(a,b)    _XCJOIN(a,b)
# ifdef XCHAL_CP0_NAME
extern const unsigned char XCJOIN(Xthal_cp_id_, XCHAL_CP0_IDENT);
extern const unsigned int  XCJOIN(Xthal_cp_mask_, XCHAL_CP0_IDENT);
# endif
# ifdef XCHAL_CP1_NAME
extern const unsigned char XCJOIN(Xthal_cp_id_, XCHAL_CP1_IDENT);
extern const unsigned int  XCJOIN(Xthal_cp_mask_, XCHAL_CP1_IDENT);
# endif
# ifdef XCHAL_CP2_NAME
extern const unsigned char XCJOIN(Xthal_cp_id_, XCHAL_CP2_IDENT);
extern const unsigned int  XCJOIN(Xthal_cp_mask_, XCHAL_CP2_IDENT);
# endif
# ifdef XCHAL_CP3_NAME
extern const unsigned char XCJOIN(Xthal_cp_id_, XCHAL_CP3_IDENT);
extern const unsigned int  XCJOIN(Xthal_cp_mask_, XCHAL_CP3_IDENT);
# endif
# ifdef XCHAL_CP4_NAME
extern const unsigned char XCJOIN(Xthal_cp_id_, XCHAL_CP4_IDENT);
extern const unsigned int  XCJOIN(Xthal_cp_mask_, XCHAL_CP4_IDENT);
# endif
# ifdef XCHAL_CP5_NAME
extern const unsigned char XCJOIN(Xthal_cp_id_, XCHAL_CP5_IDENT);
extern const unsigned int  XCJOIN(Xthal_cp_mask_, XCHAL_CP5_IDENT);
# endif
# ifdef XCHAL_CP6_NAME
extern const unsigned char XCJOIN(Xthal_cp_id_, XCHAL_CP6_IDENT);
extern const unsigned int  XCJOIN(Xthal_cp_mask_, XCHAL_CP6_IDENT);
# endif
# ifdef XCHAL_CP7_NAME
extern const unsigned char XCJOIN(Xthal_cp_id_, XCHAL_CP7_IDENT);
extern const unsigned int  XCJOIN(Xthal_cp_mask_, XCHAL_CP7_IDENT);
# endif
#endif




/*----------------------------------------------------------------------
                DERIVED
  ----------------------------------------------------------------------*/

#if XCHAL_HAVE_BE
#define XCHAL_INST_ILLN         0xD60F      /* 2-byte illegal instruction, msb-first */
#define XCHAL_INST_ILLN_BYTE0       0xD6        /* 2-byte illegal instruction, 1st byte */
#define XCHAL_INST_ILLN_BYTE1       0x0F        /* 2-byte illegal instruction, 2nd byte */
#else
#define XCHAL_INST_ILLN         0xF06D      /* 2-byte illegal instruction, lsb-first */
#define XCHAL_INST_ILLN_BYTE0       0x6D        /* 2-byte illegal instruction, 1st byte */
#define XCHAL_INST_ILLN_BYTE1       0xF0        /* 2-byte illegal instruction, 2nd byte */
#endif
/*  Belongs in xtensa/hal.h:  */
#define XTHAL_INST_ILL          0x000000    /* 3-byte illegal instruction */


/*
 *  Because information as to exactly which hardware version is targeted
 *  by a given software build is not always available, compile-time HAL
 *  Hardware-Release "_AT" macros are fuzzy (return 0, 1, or XCHAL_MAYBE):
 *  (Here "RELEASE" is now a misnomer; these are product *versions*, not the releases
 *   under which they are released.  In the T10##.# era there was no distinction.)
 */
#if XCHAL_HW_CONFIGID_RELIABLE
# define XCHAL_HW_RELEASE_AT_OR_BELOW(major,minor)  (XTHAL_REL_LE( XCHAL_HW_VERSION_MAJOR,XCHAL_HW_VERSION_MINOR, major,minor ) ? 1 : 0)
# define XCHAL_HW_RELEASE_AT_OR_ABOVE(major,minor)  (XTHAL_REL_GE( XCHAL_HW_VERSION_MAJOR,XCHAL_HW_VERSION_MINOR, major,minor ) ? 1 : 0)
# define XCHAL_HW_RELEASE_AT(major,minor)       (XTHAL_REL_EQ( XCHAL_HW_VERSION_MAJOR,XCHAL_HW_VERSION_MINOR, major,minor ) ? 1 : 0)
# define XCHAL_HW_RELEASE_MAJOR_AT(major)       ((XCHAL_HW_VERSION_MAJOR == (major)) ? 1 : 0)
#else
# define XCHAL_HW_RELEASE_AT_OR_BELOW(major,minor)  ( ((major) < 1040 && XCHAL_HAVE_XEA2) ? 0 \
                            : ((major) > 1050 && XCHAL_HAVE_XEA1) ? 1 \
                            : XTHAL_MAYBE )
# define XCHAL_HW_RELEASE_AT_OR_ABOVE(major,minor)  ( ((major) >= 2000 && XCHAL_HAVE_XEA1) ? 0 \
                            : (XTHAL_REL_LE(major,minor, 1040,0) && XCHAL_HAVE_XEA2) ? 1 \
                            : XTHAL_MAYBE )
# define XCHAL_HW_RELEASE_AT(major,minor)       ( (((major) < 1040 && XCHAL_HAVE_XEA2) || \
                               ((major) >= 2000 && XCHAL_HAVE_XEA1)) ? 0 : XTHAL_MAYBE)
# define XCHAL_HW_RELEASE_MAJOR_AT(major)       XCHAL_HW_RELEASE_AT(major,0)
#endif


#endif /*XTENSA_CONFIG_CORE_H*/
