core-isa.h

/* 
 * xtensa/config/core-isa.h -- HAL definitions that are dependent on Xtensa
 *              processor CORE configuration
 *
 *  See <xtensa/config/core.h>, which includes this file, for more details.
 */

/* Xtensa processor core configuration information.

   Customer ID=7011; Build=0x2b6f6; Copyright (c) 1999-2010 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_CORE_CONFIGURATION_H
#define _XTENSA_CORE_CONFIGURATION_H


/****************************************************************************
        Parameters Useful for Any Code, USER or PRIVILEGED
 ****************************************************************************/

/*
 *  Note:  Macros of the form XCHAL_HAVE_*** have a value of 1 if the option is
 *  configured, and a value of 0 otherwise.  These macros are always defined.
 */


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

#define XCHAL_HAVE_BE           0   /* big-endian byte ordering */
#define XCHAL_HAVE_WINDOWED     0   /* windowed registers option */
#define XCHAL_NUM_AREGS         16  /* num of physical addr regs */
#define XCHAL_NUM_AREGS_LOG2        4   /* log2(XCHAL_NUM_AREGS) */
#define XCHAL_MAX_INSTRUCTION_SIZE  3   /* max instr bytes (3..8) */
#define XCHAL_HAVE_DEBUG        1   /* debug option */
#define XCHAL_HAVE_DENSITY      1   /* 16-bit instructions */
#define XCHAL_HAVE_LOOPS        0   /* zero-overhead loops */
#define XCHAL_HAVE_NSA          1   /* NSA/NSAU instructions */
#define XCHAL_HAVE_MINMAX       0   /* MIN/MAX instructions */
#define XCHAL_HAVE_SEXT         0   /* SEXT instruction */
#define XCHAL_HAVE_CLAMPS       0   /* CLAMPS instruction */
#define XCHAL_HAVE_MUL16        1   /* MUL16S/MUL16U instructions */
#define XCHAL_HAVE_MUL32        1   /* MULL instruction */
#define XCHAL_HAVE_MUL32_HIGH       0   /* MULUH/MULSH instructions */
#define XCHAL_HAVE_DIV32        0   /* QUOS/QUOU/REMS/REMU instructions */
#define XCHAL_HAVE_L32R         1   /* L32R instruction */
#define XCHAL_HAVE_ABSOLUTE_LITERALS    1   /* non-PC-rel (extended) L32R */
#define XCHAL_HAVE_CONST16      0   /* CONST16 instruction */
#define XCHAL_HAVE_ADDX         1   /* ADDX#/SUBX# instructions */
#define XCHAL_HAVE_WIDE_BRANCHES    0   /* B*.W18 or B*.W15 instr's */
#define XCHAL_HAVE_PREDICTED_BRANCHES   0   /* B[EQ/EQZ/NE/NEZ]T instr's */
#define XCHAL_HAVE_CALL4AND12       0   /* (obsolete option) */
#define XCHAL_HAVE_ABS          1   /* ABS instruction */
/*#define XCHAL_HAVE_POPC       0*/ /* POPC instruction */
/*#define XCHAL_HAVE_CRC        0*/ /* CRC instruction */
#define XCHAL_HAVE_RELEASE_SYNC     0   /* L32AI/S32RI instructions */
#define XCHAL_HAVE_S32C1I       0   /* S32C1I instruction */
#define XCHAL_HAVE_SPECULATION      0   /* speculation */
#define XCHAL_HAVE_FULL_RESET       1   /* all regs/state reset */
#define XCHAL_NUM_CONTEXTS      1   /* */
#define XCHAL_NUM_MISC_REGS     0   /* num of scratch regs (0..4) */
#define XCHAL_HAVE_TAP_MASTER       0   /* JTAG TAP control instr's */
#define XCHAL_HAVE_PRID         1   /* processor ID register */
#define XCHAL_HAVE_EXTERN_REGS      1   /* WER/RER instructions */
#define XCHAL_HAVE_MP_INTERRUPTS    0   /* interrupt distributor port */
#define XCHAL_HAVE_MP_RUNSTALL      0   /* core RunStall control port */
#define XCHAL_HAVE_THREADPTR        0   /* THREADPTR register */
#define XCHAL_HAVE_BOOLEANS     0   /* boolean registers */
#define XCHAL_HAVE_CP           0   /* CPENABLE reg (coprocessor) */
#define XCHAL_CP_MAXCFG         0   /* max allowed cp id plus one */
#define XCHAL_HAVE_MAC16        0   /* MAC16 package */
#define XCHAL_HAVE_VECTORFPU2005    0   /* vector floating-point pkg */
#define XCHAL_HAVE_FP           0   /* floating point pkg */
#define XCHAL_HAVE_DFP          0   /* double precision FP pkg */
#define XCHAL_HAVE_DFP_accel        0   /* double precision FP acceleration pkg */
#define XCHAL_HAVE_VECTRA1      0   /* Vectra I  pkg */
#define XCHAL_HAVE_VECTRALX     0   /* Vectra LX pkg */
#define XCHAL_HAVE_HIFIPRO      0   /* HiFiPro Audio Engine pkg */
#define XCHAL_HAVE_HIFI2        0   /* HiFi2 Audio Engine pkg */
#define XCHAL_HAVE_CONNXD2      0   /* ConnX D2 pkg */


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

#define XCHAL_NUM_WRITEBUFFER_ENTRIES   1   /* size of write buffer */
#define XCHAL_INST_FETCH_WIDTH      4   /* instr-fetch width in bytes */
#define XCHAL_DATA_WIDTH        4   /* data width in bytes */
/*  In T1050, applies to selected core load and store instructions (see ISA): */
#define XCHAL_UNALIGNED_LOAD_EXCEPTION  1   /* unaligned loads cause exc. */
#define XCHAL_UNALIGNED_STORE_EXCEPTION 1   /* unaligned stores cause exc.*/
#define XCHAL_UNALIGNED_LOAD_HW     0   /* unaligned loads work in hw */
#define XCHAL_UNALIGNED_STORE_HW    0   /* unaligned stores work in hw*/

#define XCHAL_SW_VERSION        800001  /* sw version of this header */

#define XCHAL_CORE_ID           "lx106" /* alphanum core name
                           (CoreID) set in the Xtensa
                           Processor Generator */

#define XCHAL_BUILD_UNIQUE_ID       0x0002B6F6  /* 22-bit sw build ID */

/*
 *  These definitions describe the hardware targeted by this software.
 */
#define XCHAL_HW_CONFIGID0      0xC28CDAFA  /* ConfigID hi 32 bits*/
#define XCHAL_HW_CONFIGID1      0x1082B6F6  /* ConfigID lo 32 bits*/
#define XCHAL_HW_VERSION_NAME       "LX3.0.1"   /* full version name */
#define XCHAL_HW_VERSION_MAJOR      2300    /* major ver# of targeted hw */
#define XCHAL_HW_VERSION_MINOR      1   /* minor ver# of targeted hw */
#define XCHAL_HW_VERSION        230001  /* major*100+minor */
#define XCHAL_HW_REL_LX3        1
#define XCHAL_HW_REL_LX3_0      1
#define XCHAL_HW_REL_LX3_0_1        1
#define XCHAL_HW_CONFIGID_RELIABLE  1
/*  If software targets a *range* of hardware versions, these are the bounds: */
#define XCHAL_HW_MIN_VERSION_MAJOR  2300    /* major v of earliest tgt hw */
#define XCHAL_HW_MIN_VERSION_MINOR  1   /* minor v of earliest tgt hw */
#define XCHAL_HW_MIN_VERSION        230001  /* earliest targeted hw */
#define XCHAL_HW_MAX_VERSION_MAJOR  2300    /* major v of latest tgt hw */
#define XCHAL_HW_MAX_VERSION_MINOR  1   /* minor v of latest tgt hw */
#define XCHAL_HW_MAX_VERSION        230001  /* latest targeted hw */


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

#define XCHAL_ICACHE_LINESIZE       4   /* I-cache line size in bytes */
#define XCHAL_DCACHE_LINESIZE       4   /* D-cache line size in bytes */
#define XCHAL_ICACHE_LINEWIDTH      2   /* log2(I line size in bytes) */
#define XCHAL_DCACHE_LINEWIDTH      2   /* log2(D line size in bytes) */

#define XCHAL_ICACHE_SIZE       0   /* I-cache size in bytes or 0 */
#define XCHAL_DCACHE_SIZE       0   /* D-cache size in bytes or 0 */

#define XCHAL_DCACHE_IS_WRITEBACK   0   /* writeback feature */
#define XCHAL_DCACHE_IS_COHERENT    0   /* MP coherence feature */

#define XCHAL_HAVE_PREFETCH     0   /* PREFCTL register */




/****************************************************************************
    Parameters Useful for PRIVILEGED (Supervisory or Non-Virtualized) Code
 ****************************************************************************/


#ifndef XTENSA_HAL_NON_PRIVILEGED_ONLY

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

#define XCHAL_HAVE_PIF          1   /* any outbound PIF present */

/*  If present, cache size in bytes == (ways * 2^(linewidth + setwidth)).  */

/*  Number of cache sets in log2(lines per way):  */
#define XCHAL_ICACHE_SETWIDTH       0
#define XCHAL_DCACHE_SETWIDTH       0

/*  Cache set associativity (number of ways):  */
#define XCHAL_ICACHE_WAYS       1
#define XCHAL_DCACHE_WAYS       1

/*  Cache features:  */
#define XCHAL_ICACHE_LINE_LOCKABLE  0
#define XCHAL_DCACHE_LINE_LOCKABLE  0
#define XCHAL_ICACHE_ECC_PARITY     0
#define XCHAL_DCACHE_ECC_PARITY     0

/*  Cache access size in bytes (affects operation of SICW instruction):  */
#define XCHAL_ICACHE_ACCESS_SIZE    1
#define XCHAL_DCACHE_ACCESS_SIZE    1

/*  Number of encoded cache attr bits (see <xtensa/hal.h> for decoded bits):  */
#define XCHAL_CA_BITS           4


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

#define XCHAL_NUM_INSTROM       1   /* number of core instr. ROMs */
#define XCHAL_NUM_INSTRAM       2   /* number of core instr. RAMs */
#define XCHAL_NUM_DATAROM       1   /* number of core data ROMs */
#define XCHAL_NUM_DATARAM       2   /* number of core data RAMs */
#define XCHAL_NUM_URAM          0   /* number of core unified RAMs*/
#define XCHAL_NUM_XLMI          1   /* number of core XLMI ports */

/*  Instruction ROM 0:  */
#define XCHAL_INSTROM0_VADDR        0x40200000
#define XCHAL_INSTROM0_PADDR        0x40200000
#define XCHAL_INSTROM0_SIZE     1048576
#define XCHAL_INSTROM0_ECC_PARITY   0

/*  Instruction RAM 0:  */
#define XCHAL_INSTRAM0_VADDR        0x40000000
#define XCHAL_INSTRAM0_PADDR        0x40000000
#define XCHAL_INSTRAM0_SIZE     1048576
#define XCHAL_INSTRAM0_ECC_PARITY   0

/*  Instruction RAM 1:  */
#define XCHAL_INSTRAM1_VADDR        0x40100000
#define XCHAL_INSTRAM1_PADDR        0x40100000
#define XCHAL_INSTRAM1_SIZE     1048576
#define XCHAL_INSTRAM1_ECC_PARITY   0

/*  Data ROM 0:  */
#define XCHAL_DATAROM0_VADDR        0x3FF40000
#define XCHAL_DATAROM0_PADDR        0x3FF40000
#define XCHAL_DATAROM0_SIZE     262144
#define XCHAL_DATAROM0_ECC_PARITY   0

/*  Data RAM 0:  */
#define XCHAL_DATARAM0_VADDR        0x3FFC0000
#define XCHAL_DATARAM0_PADDR        0x3FFC0000
#define XCHAL_DATARAM0_SIZE     262144
#define XCHAL_DATARAM0_ECC_PARITY   0

/*  Data RAM 1:  */
#define XCHAL_DATARAM1_VADDR        0x3FF80000
#define XCHAL_DATARAM1_PADDR        0x3FF80000
#define XCHAL_DATARAM1_SIZE     262144
#define XCHAL_DATARAM1_ECC_PARITY   0

/*  XLMI Port 0:  */
#define XCHAL_XLMI0_VADDR       0x3FF00000
#define XCHAL_XLMI0_PADDR       0x3FF00000
#define XCHAL_XLMI0_SIZE        262144
#define XCHAL_XLMI0_ECC_PARITY  0


/*----------------------------------------------------------------------
            INTERRUPTS and TIMERS
  ----------------------------------------------------------------------*/

#define XCHAL_HAVE_INTERRUPTS       1   /* interrupt option */
#define XCHAL_HAVE_HIGHPRI_INTERRUPTS   1   /* med/high-pri. interrupts */
#define XCHAL_HAVE_NMI          1   /* non-maskable interrupt */
#define XCHAL_HAVE_CCOUNT       1   /* CCOUNT reg. (timer option) */
#define XCHAL_NUM_TIMERS        1   /* number of CCOMPAREn regs */
#define XCHAL_NUM_INTERRUPTS        15  /* number of interrupts */
#define XCHAL_NUM_INTERRUPTS_LOG2   4   /* ceil(log2(NUM_INTERRUPTS)) */
#define XCHAL_NUM_EXTINTERRUPTS     13  /* num of external interrupts */
#define XCHAL_NUM_INTLEVELS     2   /* number of interrupt levels
                           (not including level zero) */
#define XCHAL_EXCM_LEVEL        1   /* level masked by PS.EXCM */
    /* (always 1 in XEA1; levels 2 .. EXCM_LEVEL are "medium priority") */

/*  Masks of interrupts at each interrupt level:  */
#define XCHAL_INTLEVEL1_MASK        0x00003FFF
#define XCHAL_INTLEVEL2_MASK        0x00000000
#define XCHAL_INTLEVEL3_MASK        0x00004000
#define XCHAL_INTLEVEL4_MASK        0x00000000
#define XCHAL_INTLEVEL5_MASK        0x00000000
#define XCHAL_INTLEVEL6_MASK        0x00000000
#define XCHAL_INTLEVEL7_MASK        0x00000000

/*  Masks of interrupts at each range 1..n of interrupt levels:  */
#define XCHAL_INTLEVEL1_ANDBELOW_MASK   0x00003FFF
#define XCHAL_INTLEVEL2_ANDBELOW_MASK   0x00003FFF
#define XCHAL_INTLEVEL3_ANDBELOW_MASK   0x00007FFF
#define XCHAL_INTLEVEL4_ANDBELOW_MASK   0x00007FFF
#define XCHAL_INTLEVEL5_ANDBELOW_MASK   0x00007FFF
#define XCHAL_INTLEVEL6_ANDBELOW_MASK   0x00007FFF
#define XCHAL_INTLEVEL7_ANDBELOW_MASK   0x00007FFF

/*  Level of each interrupt:  */
#define XCHAL_INT0_LEVEL        1
#define XCHAL_INT1_LEVEL        1
#define XCHAL_INT2_LEVEL        1
#define XCHAL_INT3_LEVEL        1
#define XCHAL_INT4_LEVEL        1
#define XCHAL_INT5_LEVEL        1
#define XCHAL_INT6_LEVEL        1
#define XCHAL_INT7_LEVEL        1
#define XCHAL_INT8_LEVEL        1
#define XCHAL_INT9_LEVEL        1
#define XCHAL_INT10_LEVEL       1
#define XCHAL_INT11_LEVEL       1
#define XCHAL_INT12_LEVEL       1
#define XCHAL_INT13_LEVEL       1
#define XCHAL_INT14_LEVEL       3
#define XCHAL_DEBUGLEVEL        2   /* debug interrupt level */
#define XCHAL_HAVE_DEBUG_EXTERN_INT 1   /* OCD external db interrupt */
#define XCHAL_NMILEVEL          3   /* NMI "level" (for use with
                           EXCSAVE/EPS/EPC_n, RFI n) */

/*  Type of each interrupt:  */
#define XCHAL_INT0_TYPE     XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT1_TYPE     XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT2_TYPE     XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT3_TYPE     XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT4_TYPE     XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT5_TYPE     XTHAL_INTTYPE_EXTERN_LEVEL
#define XCHAL_INT6_TYPE     XTHAL_INTTYPE_TIMER
#define XCHAL_INT7_TYPE     XTHAL_INTTYPE_SOFTWARE
#define XCHAL_INT8_TYPE     XTHAL_INTTYPE_EXTERN_EDGE
#define XCHAL_INT9_TYPE     XTHAL_INTTYPE_EXTERN_EDGE
#define XCHAL_INT10_TYPE    XTHAL_INTTYPE_EXTERN_EDGE
#define XCHAL_INT11_TYPE    XTHAL_INTTYPE_EXTERN_EDGE
#define XCHAL_INT12_TYPE    XTHAL_INTTYPE_EXTERN_EDGE
#define XCHAL_INT13_TYPE    XTHAL_INTTYPE_EXTERN_EDGE
#define XCHAL_INT14_TYPE    XTHAL_INTTYPE_NMI

/*  Masks of interrupts for each type of interrupt:  */
#define XCHAL_INTTYPE_MASK_UNCONFIGURED 0xFFFF8000
#define XCHAL_INTTYPE_MASK_SOFTWARE 0x00000080
#define XCHAL_INTTYPE_MASK_EXTERN_EDGE  0x00003F00
#define XCHAL_INTTYPE_MASK_EXTERN_LEVEL 0x0000003F
#define XCHAL_INTTYPE_MASK_TIMER    0x00000040
#define XCHAL_INTTYPE_MASK_NMI      0x00004000
#define XCHAL_INTTYPE_MASK_WRITE_ERROR  0x00000000

/*  Interrupt numbers assigned to specific interrupt sources:  */
#define XCHAL_TIMER0_INTERRUPT      6   /* CCOMPARE0 */
#define XCHAL_TIMER1_INTERRUPT      XTHAL_TIMER_UNCONFIGURED
#define XCHAL_TIMER2_INTERRUPT      XTHAL_TIMER_UNCONFIGURED
#define XCHAL_TIMER3_INTERRUPT      XTHAL_TIMER_UNCONFIGURED
#define XCHAL_NMI_INTERRUPT     14  /* non-maskable interrupt */

/*  Interrupt numbers for levels at which only one interrupt is configured:  */
#define XCHAL_INTLEVEL3_NUM     14
/*  (There are many interrupts each at level(s) 1.)  */


/*
 *  External interrupt vectors/levels.
 *  These macros describe how Xtensa processor interrupt numbers
 *  (as numbered internally, eg. in INTERRUPT and INTENABLE registers)
 *  map to external BInterrupt<n> pins, for those interrupts
 *  configured as external (level-triggered, edge-triggered, or NMI).
 *  See the Xtensa processor databook for more details.
 */

/*  Core interrupt numbers mapped to each EXTERNAL interrupt number:  */
#define XCHAL_EXTINT0_NUM       0   /* (intlevel 1) */
#define XCHAL_EXTINT1_NUM       1   /* (intlevel 1) */
#define XCHAL_EXTINT2_NUM       2   /* (intlevel 1) */
#define XCHAL_EXTINT3_NUM       3   /* (intlevel 1) */
#define XCHAL_EXTINT4_NUM       4   /* (intlevel 1) */
#define XCHAL_EXTINT5_NUM       5   /* (intlevel 1) */
#define XCHAL_EXTINT6_NUM       8   /* (intlevel 1) */
#define XCHAL_EXTINT7_NUM       9   /* (intlevel 1) */
#define XCHAL_EXTINT8_NUM       10  /* (intlevel 1) */
#define XCHAL_EXTINT9_NUM       11  /* (intlevel 1) */
#define XCHAL_EXTINT10_NUM      12  /* (intlevel 1) */
#define XCHAL_EXTINT11_NUM      13  /* (intlevel 1) */
#define XCHAL_EXTINT12_NUM      14  /* (intlevel 3) */


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

#define XCHAL_XEA_VERSION       2   /* Xtensa Exception Architecture
                           number: 1 == XEA1 (old)
                               2 == XEA2 (new)
                               0 == XEAX (extern) */
#define XCHAL_HAVE_XEA1         0   /* Exception Architecture 1 */
#define XCHAL_HAVE_XEA2         1   /* Exception Architecture 2 */
#define XCHAL_HAVE_XEAX         0   /* External Exception Arch. */
#define XCHAL_HAVE_EXCEPTIONS       1   /* exception option */
#define XCHAL_HAVE_MEM_ECC_PARITY   0   /* local memory ECC/parity */
#define XCHAL_HAVE_VECTOR_SELECT    1   /* relocatable vectors */
#define XCHAL_HAVE_VECBASE      1   /* relocatable vectors */
#define XCHAL_VECBASE_RESET_VADDR   0x40000000  /* VECBASE reset value */
#define XCHAL_VECBASE_RESET_PADDR   0x40000000
#define XCHAL_RESET_VECBASE_OVERLAP 0

#define XCHAL_RESET_VECTOR0_VADDR   0x50000000
#define XCHAL_RESET_VECTOR0_PADDR   0x50000000
#define XCHAL_RESET_VECTOR1_VADDR   0x40000080
#define XCHAL_RESET_VECTOR1_PADDR   0x40000080
#define XCHAL_RESET_VECTOR_VADDR    0x50000000
#define XCHAL_RESET_VECTOR_PADDR    0x50000000
#define XCHAL_USER_VECOFS       0x00000050
#define XCHAL_USER_VECTOR_VADDR     0x40000050
#define XCHAL_USER_VECTOR_PADDR     0x40000050
#define XCHAL_KERNEL_VECOFS     0x00000030
#define XCHAL_KERNEL_VECTOR_VADDR   0x40000030
#define XCHAL_KERNEL_VECTOR_PADDR   0x40000030
#define XCHAL_DOUBLEEXC_VECOFS      0x00000070
#define XCHAL_DOUBLEEXC_VECTOR_VADDR    0x40000070
#define XCHAL_DOUBLEEXC_VECTOR_PADDR    0x40000070
#define XCHAL_INTLEVEL2_VECOFS      0x00000010
#define XCHAL_INTLEVEL2_VECTOR_VADDR    0x40000010
#define XCHAL_INTLEVEL2_VECTOR_PADDR    0x40000010
#define XCHAL_DEBUG_VECOFS      XCHAL_INTLEVEL2_VECOFS
#define XCHAL_DEBUG_VECTOR_VADDR    XCHAL_INTLEVEL2_VECTOR_VADDR
#define XCHAL_DEBUG_VECTOR_PADDR    XCHAL_INTLEVEL2_VECTOR_PADDR
#define XCHAL_NMI_VECOFS        0x00000020
#define XCHAL_NMI_VECTOR_VADDR      0x40000020
#define XCHAL_NMI_VECTOR_PADDR      0x40000020
#define XCHAL_INTLEVEL3_VECOFS      XCHAL_NMI_VECOFS
#define XCHAL_INTLEVEL3_VECTOR_VADDR    XCHAL_NMI_VECTOR_VADDR
#define XCHAL_INTLEVEL3_VECTOR_PADDR    XCHAL_NMI_VECTOR_PADDR


/*----------------------------------------------------------------------
                DEBUG
  ----------------------------------------------------------------------*/

#define XCHAL_HAVE_OCD          1   /* OnChipDebug option */
#define XCHAL_NUM_IBREAK        1   /* number of IBREAKn regs */
#define XCHAL_NUM_DBREAK        1   /* number of DBREAKn regs */
#define XCHAL_HAVE_OCD_DIR_ARRAY    0   /* faster OCD option */


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

/*  See core-matmap.h header file for more details.  */

#define XCHAL_HAVE_TLBS         1   /* inverse of HAVE_CACHEATTR */
#define XCHAL_HAVE_SPANNING_WAY     1   /* one way maps I+D 4GB vaddr */
#define XCHAL_SPANNING_WAY      0   /* TLB spanning way number */
#define XCHAL_HAVE_IDENTITY_MAP     1   /* vaddr == paddr always */
#define XCHAL_HAVE_CACHEATTR        0   /* CACHEATTR register present */
#define XCHAL_HAVE_MIMIC_CACHEATTR  1   /* region protection */
#define XCHAL_HAVE_XLT_CACHEATTR    0   /* region prot. w/translation */
#define XCHAL_HAVE_PTP_MMU      0   /* full MMU (with page table
                           [autorefill] and protection)
                           usable for an MMU-based OS */
/*  If none of the above last 4 are set, it's a custom TLB configuration.  */

#define XCHAL_MMU_ASID_BITS     0   /* number of bits in ASIDs */
#define XCHAL_MMU_RINGS         1   /* number of rings (1..4) */
#define XCHAL_MMU_RING_BITS     0   /* num of bits in RING field */

#endif /* !XTENSA_HAL_NON_PRIVILEGED_ONLY */


#endif /* _XTENSA_CORE_CONFIGURATION_H */