xtensa: s6000 variant core definitions
Johannes Weiner [Wed, 4 Mar 2009 15:21:32 +0000 (16:21 +0100)]
S6000 core configuration files from Tensilica.

Signed-off-by: Johannes Weiner <jw@emlix.com>
Signed-off-by: Chris Zankel <chris@zankel.net>

arch/xtensa/variants/s6000/include/variant/core.h [new file with mode: 0644]
arch/xtensa/variants/s6000/include/variant/tie-asm.h [new file with mode: 0644]
arch/xtensa/variants/s6000/include/variant/tie.h [new file with mode: 0644]

diff --git a/arch/xtensa/variants/s6000/include/variant/core.h b/arch/xtensa/variants/s6000/include/variant/core.h
new file mode 100644 (file)
index 0000000..af00795
--- /dev/null
@@ -0,0 +1,431 @@
+/*
+ * Xtensa processor core configuration information.
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (c) 1999-2008 Tensilica Inc.
+ */
+
+#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            1       /* windowed registers option */
+#define XCHAL_NUM_AREGS                        64      /* num of physical addr regs */
+#define XCHAL_NUM_AREGS_LOG2           6       /* log2(XCHAL_NUM_AREGS) */
+#define XCHAL_MAX_INSTRUCTION_SIZE     8       /* max instr bytes (3..8) */
+#define XCHAL_HAVE_DEBUG               1       /* debug option */
+#define XCHAL_HAVE_DENSITY             1       /* 16-bit instructions */
+#define XCHAL_HAVE_LOOPS               1       /* zero-overhead loops */
+#define XCHAL_HAVE_NSA                 1       /* NSA/NSAU instructions */
+#define XCHAL_HAVE_MINMAX              1       /* MIN/MAX instructions */
+#define XCHAL_HAVE_SEXT                        1       /* SEXT instruction */
+#define XCHAL_HAVE_CLAMPS              1       /* CLAMPS instruction */
+#define XCHAL_HAVE_MUL16               1       /* MUL16S/MUL16U instructions */
+#define XCHAL_HAVE_MUL32               1       /* MULL instruction */
+#define XCHAL_HAVE_MUL32_HIGH          1       /* 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          1       /* (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          0       /* all regs/state reset */
+#define XCHAL_NUM_CONTEXTS             1       /* */
+#define XCHAL_NUM_MISC_REGS            4       /* num of scratch regs (0..4) */
+#define XCHAL_HAVE_TAP_MASTER          0       /* JTAG TAP control instr's */
+#define XCHAL_HAVE_PRID                        0       /* processor ID register */
+#define XCHAL_HAVE_THREADPTR           0       /* THREADPTR register */
+#define XCHAL_HAVE_BOOLEANS            1       /* boolean registers */
+#define XCHAL_HAVE_CP                  1       /* CPENABLE reg (coprocessor) */
+#define XCHAL_CP_MAXCFG                        8       /* 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                  1       /* floating point pkg */
+#define XCHAL_HAVE_VECTRA1             0       /* Vectra I  pkg */
+#define XCHAL_HAVE_VECTRALX            0       /* Vectra LX pkg */
+#define XCHAL_HAVE_HIFI2               0       /* HiFi2 Audio Engine pkg */
+
+
+/*----------------------------------------------------------------------
+                               MISC
+  ----------------------------------------------------------------------*/
+
+#define XCHAL_NUM_WRITEBUFFER_ENTRIES  8       /* size of write buffer */
+#define XCHAL_INST_FETCH_WIDTH         8       /* instr-fetch width in bytes */
+#define XCHAL_DATA_WIDTH               16      /* 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_SW_VERSION               701001  /* sw version of this header */
+
+#define XCHAL_CORE_ID                  "stretch_bali"  /* alphanum core name
+                                                  (CoreID) set in the Xtensa
+                                                  Processor Generator */
+
+#define XCHAL_BUILD_UNIQUE_ID          0x000104B9      /* 22-bit sw build ID */
+
+/*
+ *  These definitions describe the hardware targeted by this software.
+ */
+#define XCHAL_HW_CONFIGID0             0xC2F3F9FE      /* ConfigID hi 32 bits*/
+#define XCHAL_HW_CONFIGID1             0x054104B9      /* ConfigID lo 32 bits*/
+#define XCHAL_HW_VERSION_NAME          "LX1.0.2"       /* full version name */
+#define XCHAL_HW_VERSION_MAJOR         2100    /* major ver# of targeted hw */
+#define XCHAL_HW_VERSION_MINOR         2       /* minor ver# of targeted hw */
+#define XCHAL_HW_VERSION               210002  /* major*100+minor */
+#define XCHAL_HW_REL_LX1               1
+#define XCHAL_HW_REL_LX1_0             1
+#define XCHAL_HW_REL_LX1_0_2           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     2100    /* major v of earliest tgt hw */
+#define XCHAL_HW_MIN_VERSION_MINOR     2       /* minor v of earliest tgt hw */
+#define XCHAL_HW_MIN_VERSION           210002  /* earliest targeted hw */
+#define XCHAL_HW_MAX_VERSION_MAJOR     2100    /* major v of latest tgt hw */
+#define XCHAL_HW_MAX_VERSION_MINOR     2       /* minor v of latest tgt hw */
+#define XCHAL_HW_MAX_VERSION           210002  /* latest targeted hw */
+
+
+/*----------------------------------------------------------------------
+                               CACHE
+  ----------------------------------------------------------------------*/
+
+#define XCHAL_ICACHE_LINESIZE          16      /* I-cache line size in bytes */
+#define XCHAL_DCACHE_LINESIZE          16      /* D-cache line size in bytes */
+#define XCHAL_ICACHE_LINEWIDTH         4       /* log2(I line size in bytes) */
+#define XCHAL_DCACHE_LINEWIDTH         4       /* log2(D line size in bytes) */
+
+#define XCHAL_ICACHE_SIZE              32768   /* I-cache size in bytes or 0 */
+#define XCHAL_DCACHE_SIZE              32768   /* D-cache size in bytes or 0 */
+
+#define XCHAL_DCACHE_IS_WRITEBACK      1       /* writeback feature */
+
+
+
+
+/****************************************************************************
+    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          9
+#define XCHAL_DCACHE_SETWIDTH          10
+
+/*  Cache set associativity (number of ways):  */
+#define XCHAL_ICACHE_WAYS              4
+#define XCHAL_DCACHE_WAYS              2
+
+/*  Cache features:  */
+#define XCHAL_ICACHE_LINE_LOCKABLE     1
+#define XCHAL_DCACHE_LINE_LOCKABLE     0
+#define XCHAL_ICACHE_ECC_PARITY                0
+#define XCHAL_DCACHE_ECC_PARITY                0
+
+/*  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              0       /* number of core instr. ROMs */
+#define XCHAL_NUM_INSTRAM              0       /* number of core instr. RAMs */
+#define XCHAL_NUM_DATAROM              0       /* number of core data ROMs */
+#define XCHAL_NUM_DATARAM              1       /* 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 */
+
+/*  Data RAM 0:  */
+#define XCHAL_DATARAM0_VADDR           0x3FFF0000
+#define XCHAL_DATARAM0_PADDR           0x3FFF0000
+#define XCHAL_DATARAM0_SIZE            65536
+#define XCHAL_DATARAM0_ECC_PARITY      0
+
+/*  XLMI Port 0:  */
+#define XCHAL_XLMI0_VADDR              0x37F80000
+#define XCHAL_XLMI0_PADDR              0x37F80000
+#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               3       /* number of CCOMPAREn regs */
+#define XCHAL_NUM_INTERRUPTS           27      /* number of interrupts */
+#define XCHAL_NUM_INTERRUPTS_LOG2      5       /* ceil(log2(NUM_INTERRUPTS)) */
+#define XCHAL_NUM_EXTINTERRUPTS                20      /* num of external interrupts */
+#define XCHAL_NUM_INTLEVELS            4       /* 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           0x01F07FFF
+#define XCHAL_INTLEVEL2_MASK           0x02018000
+#define XCHAL_INTLEVEL3_MASK           0x04060000
+#define XCHAL_INTLEVEL4_MASK           0x00000000
+#define XCHAL_INTLEVEL5_MASK           0x00080000
+#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  0x01F07FFF
+#define XCHAL_INTLEVEL2_ANDBELOW_MASK  0x03F1FFFF
+#define XCHAL_INTLEVEL3_ANDBELOW_MASK  0x07F7FFFF
+#define XCHAL_INTLEVEL4_ANDBELOW_MASK  0x07F7FFFF
+#define XCHAL_INTLEVEL5_ANDBELOW_MASK  0x07FFFFFF
+#define XCHAL_INTLEVEL6_ANDBELOW_MASK  0x07FFFFFF
+#define XCHAL_INTLEVEL7_ANDBELOW_MASK  0x07FFFFFF
+
+/*  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              1
+#define XCHAL_INT15_LEVEL              2
+#define XCHAL_INT16_LEVEL              2
+#define XCHAL_INT17_LEVEL              3
+#define XCHAL_INT18_LEVEL              3
+#define XCHAL_INT19_LEVEL              5
+#define XCHAL_INT20_LEVEL              1
+#define XCHAL_INT21_LEVEL              1
+#define XCHAL_INT22_LEVEL              1
+#define XCHAL_INT23_LEVEL              1
+#define XCHAL_INT24_LEVEL              1
+#define XCHAL_INT25_LEVEL              2
+#define XCHAL_INT26_LEVEL              3
+#define XCHAL_DEBUGLEVEL               4       /* debug interrupt level */
+#define XCHAL_HAVE_DEBUG_EXTERN_INT    1       /* OCD external db interrupt */
+#define XCHAL_NMILEVEL                 5       /* 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_EXTERN_LEVEL
+#define XCHAL_INT7_TYPE        XTHAL_INTTYPE_EXTERN_LEVEL
+#define XCHAL_INT8_TYPE        XTHAL_INTTYPE_EXTERN_LEVEL
+#define XCHAL_INT9_TYPE        XTHAL_INTTYPE_EXTERN_LEVEL
+#define XCHAL_INT10_TYPE       XTHAL_INTTYPE_EXTERN_LEVEL
+#define XCHAL_INT11_TYPE       XTHAL_INTTYPE_EXTERN_LEVEL
+#define XCHAL_INT12_TYPE       XTHAL_INTTYPE_EXTERN_LEVEL
+#define XCHAL_INT13_TYPE       XTHAL_INTTYPE_EXTERN_LEVEL
+#define XCHAL_INT14_TYPE       XTHAL_INTTYPE_EXTERN_LEVEL
+#define XCHAL_INT15_TYPE       XTHAL_INTTYPE_EXTERN_LEVEL
+#define XCHAL_INT16_TYPE       XTHAL_INTTYPE_EXTERN_LEVEL
+#define XCHAL_INT17_TYPE       XTHAL_INTTYPE_EXTERN_LEVEL
+#define XCHAL_INT18_TYPE       XTHAL_INTTYPE_EXTERN_LEVEL
+#define XCHAL_INT19_TYPE       XTHAL_INTTYPE_NMI
+#define XCHAL_INT20_TYPE       XTHAL_INTTYPE_SOFTWARE
+#define XCHAL_INT21_TYPE       XTHAL_INTTYPE_SOFTWARE
+#define XCHAL_INT22_TYPE       XTHAL_INTTYPE_SOFTWARE
+#define XCHAL_INT23_TYPE       XTHAL_INTTYPE_SOFTWARE
+#define XCHAL_INT24_TYPE       XTHAL_INTTYPE_TIMER
+#define XCHAL_INT25_TYPE       XTHAL_INTTYPE_TIMER
+#define XCHAL_INT26_TYPE       XTHAL_INTTYPE_TIMER
+
+/*  Masks of interrupts for each type of interrupt:  */
+#define XCHAL_INTTYPE_MASK_UNCONFIGURED        0xF8000000
+#define XCHAL_INTTYPE_MASK_SOFTWARE    0x00F00000
+#define XCHAL_INTTYPE_MASK_EXTERN_EDGE 0x00000000
+#define XCHAL_INTTYPE_MASK_EXTERN_LEVEL        0x0007FFFF
+#define XCHAL_INTTYPE_MASK_TIMER       0x07000000
+#define XCHAL_INTTYPE_MASK_NMI         0x00080000
+#define XCHAL_INTTYPE_MASK_WRITE_ERROR 0x00000000
+
+/*  Interrupt numbers assigned to specific interrupt sources:  */
+#define XCHAL_TIMER0_INTERRUPT         24      /* CCOMPARE0 */
+#define XCHAL_TIMER1_INTERRUPT         25      /* CCOMPARE1 */
+#define XCHAL_TIMER2_INTERRUPT         26      /* CCOMPARE2 */
+#define XCHAL_TIMER3_INTERRUPT         XTHAL_TIMER_UNCONFIGURED
+#define XCHAL_NMI_INTERRUPT            19      /* non-maskable interrupt */
+
+/*  Interrupt numbers for levels at which only one interrupt is configured:  */
+#define XCHAL_INTLEVEL5_NUM            19
+/*  (There are many interrupts each at level(s) 1, 2, 3.)  */
+
+
+/*
+ *  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              6       /* (intlevel 1) */
+#define XCHAL_EXTINT7_NUM              7       /* (intlevel 1) */
+#define XCHAL_EXTINT8_NUM              8       /* (intlevel 1) */
+#define XCHAL_EXTINT9_NUM              9       /* (intlevel 1) */
+#define XCHAL_EXTINT10_NUM             10      /* (intlevel 1) */
+#define XCHAL_EXTINT11_NUM             11      /* (intlevel 1) */
+#define XCHAL_EXTINT12_NUM             12      /* (intlevel 1) */
+#define XCHAL_EXTINT13_NUM             13      /* (intlevel 1) */
+#define XCHAL_EXTINT14_NUM             14      /* (intlevel 1) */
+#define XCHAL_EXTINT15_NUM             15      /* (intlevel 2) */
+#define XCHAL_EXTINT16_NUM             16      /* (intlevel 2) */
+#define XCHAL_EXTINT17_NUM             17      /* (intlevel 3) */
+#define XCHAL_EXTINT18_NUM             18      /* (intlevel 3) */
+#define XCHAL_EXTINT19_NUM             19      /* (intlevel 5) */
+
+
+/*----------------------------------------------------------------------
+                       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       0       /* relocatable vectors */
+#define XCHAL_HAVE_VECBASE             0       /* relocatable vectors */
+
+#define XCHAL_RESET_VECOFS             0x00000000
+#define XCHAL_RESET_VECTOR_VADDR       0x3FFE03D0
+#define XCHAL_RESET_VECTOR_PADDR       0x3FFE03D0
+#define XCHAL_USER_VECOFS              0x00000000
+#define XCHAL_USER_VECTOR_VADDR                0x40000220
+#define XCHAL_USER_VECTOR_PADDR                0x40000220
+#define XCHAL_KERNEL_VECOFS            0x00000000
+#define XCHAL_KERNEL_VECTOR_VADDR      0x40000200
+#define XCHAL_KERNEL_VECTOR_PADDR      0x40000200
+#define XCHAL_DOUBLEEXC_VECOFS         0x00000000
+#define XCHAL_DOUBLEEXC_VECTOR_VADDR   0x400002A0
+#define XCHAL_DOUBLEEXC_VECTOR_PADDR   0x400002A0
+#define XCHAL_WINDOW_OF4_VECOFS                0x00000000
+#define XCHAL_WINDOW_UF4_VECOFS                0x00000040
+#define XCHAL_WINDOW_OF8_VECOFS                0x00000080
+#define XCHAL_WINDOW_UF8_VECOFS                0x000000C0
+#define XCHAL_WINDOW_OF12_VECOFS       0x00000100
+#define XCHAL_WINDOW_UF12_VECOFS       0x00000140
+#define XCHAL_WINDOW_VECTORS_VADDR     0x40000000
+#define XCHAL_WINDOW_VECTORS_PADDR     0x40000000
+#define XCHAL_INTLEVEL2_VECOFS         0x00000000
+#define XCHAL_INTLEVEL2_VECTOR_VADDR   0x40000240
+#define XCHAL_INTLEVEL2_VECTOR_PADDR   0x40000240
+#define XCHAL_INTLEVEL3_VECOFS         0x00000000
+#define XCHAL_INTLEVEL3_VECTOR_VADDR   0x40000260
+#define XCHAL_INTLEVEL3_VECTOR_PADDR   0x40000260
+#define XCHAL_INTLEVEL4_VECOFS         0x00000000
+#define XCHAL_INTLEVEL4_VECTOR_VADDR   0x40000390
+#define XCHAL_INTLEVEL4_VECTOR_PADDR   0x40000390
+#define XCHAL_DEBUG_VECOFS             XCHAL_INTLEVEL4_VECOFS
+#define XCHAL_DEBUG_VECTOR_VADDR       XCHAL_INTLEVEL4_VECTOR_VADDR
+#define XCHAL_DEBUG_VECTOR_PADDR       XCHAL_INTLEVEL4_VECTOR_PADDR
+#define XCHAL_NMI_VECOFS               0x00000000
+#define XCHAL_NMI_VECTOR_VADDR         0x400003B0
+#define XCHAL_NMI_VECTOR_PADDR         0x400003B0
+#define XCHAL_INTLEVEL5_VECOFS         XCHAL_NMI_VECOFS
+#define XCHAL_INTLEVEL5_VECTOR_VADDR   XCHAL_NMI_VECTOR_VADDR
+#define XCHAL_INTLEVEL5_VECTOR_PADDR   XCHAL_NMI_VECTOR_PADDR
+
+
+/*----------------------------------------------------------------------
+                               DEBUG
+  ----------------------------------------------------------------------*/
+
+#define XCHAL_HAVE_OCD                 1       /* OnChipDebug option */
+#define XCHAL_NUM_IBREAK               2       /* number of IBREAKn regs */
+#define XCHAL_NUM_DBREAK               2       /* number of DBREAKn regs */
+#define XCHAL_HAVE_OCD_DIR_ARRAY       1       /* 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_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 */
+
diff --git a/arch/xtensa/variants/s6000/include/variant/tie-asm.h b/arch/xtensa/variants/s6000/include/variant/tie-asm.h
new file mode 100644 (file)
index 0000000..f02d0a3
--- /dev/null
@@ -0,0 +1,304 @@
+/*
+ * This header file contains assembly-language definitions (assembly
+ * macros, etc.) for this specific Xtensa processor's TIE extensions
+ * and options.  It is customized to this Xtensa processor configuration.
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 1999-2008 Tensilica Inc.
+ */
+
+#ifndef _XTENSA_CORE_TIE_ASM_H
+#define _XTENSA_CORE_TIE_ASM_H
+
+/*  Selection parameter values for save-area save/restore macros:  */
+/*  Option vs. TIE:  */
+#define XTHAL_SAS_TIE  0x0001  /* custom extension or coprocessor */
+#define XTHAL_SAS_OPT  0x0002  /* optional (and not a coprocessor) */
+/*  Whether used automatically by compiler:  */
+#define XTHAL_SAS_NOCC 0x0004  /* not used by compiler w/o special opts/code */
+#define XTHAL_SAS_CC   0x0008  /* used by compiler without special opts/code */
+/*  ABI handling across function calls:  */
+#define XTHAL_SAS_CALR 0x0010  /* caller-saved */
+#define XTHAL_SAS_CALE 0x0020  /* callee-saved */
+#define XTHAL_SAS_GLOB 0x0040  /* global across function calls (in thread) */
+/*  Misc  */
+#define XTHAL_SAS_ALL  0xFFFF  /* include all default NCP contents */
+
+
+
+/* Macro to save all non-coprocessor (extra) custom TIE and optional state
+ * (not including zero-overhead loop registers).
+ * Save area ptr (clobbered):  ptr  (16 byte aligned)
+ * Scratch regs  (clobbered):  at1..at4  (only first XCHAL_NCP_NUM_ATMPS needed)
+ */
+       .macro xchal_ncp_store  ptr at1 at2 at3 at4  continue=0 ofs=-1 select=XTHAL_SAS_ALL
+       xchal_sa_start  \continue, \ofs
+       .ifeq (XTHAL_SAS_OPT | XTHAL_SAS_NOCC | XTHAL_SAS_CALR) & ~\select
+       xchal_sa_align  \ptr, 0, 1024-4, 4, 4
+       rsr     \at1, BR                // boolean option
+       s32i    \at1, \ptr, .Lxchal_ofs_ + 0
+       .set    .Lxchal_ofs_, .Lxchal_ofs_ + 4
+       .endif
+       .endm   // xchal_ncp_store
+
+/* Macro to save all non-coprocessor (extra) custom TIE and optional state
+ * (not including zero-overhead loop registers).
+ * Save area ptr (clobbered):  ptr  (16 byte aligned)
+ * Scratch regs  (clobbered):  at1..at4  (only first XCHAL_NCP_NUM_ATMPS needed)
+ */
+       .macro xchal_ncp_load  ptr at1 at2 at3 at4  continue=0 ofs=-1 select=XTHAL_SAS_ALL
+       xchal_sa_start  \continue, \ofs
+       .ifeq (XTHAL_SAS_OPT | XTHAL_SAS_NOCC | XTHAL_SAS_CALR) & ~\select
+       xchal_sa_align  \ptr, 0, 1024-4, 4, 4
+       l32i    \at1, \ptr, .Lxchal_ofs_ + 0
+       wsr     \at1, BR                // boolean option
+       .set    .Lxchal_ofs_, .Lxchal_ofs_ + 4
+       .endif
+       .endm   // xchal_ncp_load
+
+
+
+#define XCHAL_NCP_NUM_ATMPS    1
+
+
+
+/* Macro to save the state of TIE coprocessor FPU.
+ * Save area ptr (clobbered):  ptr  (16 byte aligned)
+ * Scratch regs  (clobbered):  at1..at4  (only first XCHAL_CP0_NUM_ATMPS needed)
+ */
+#define xchal_cp_FPU_store     xchal_cp0_store
+/* #define xchal_cp_FPU_store_a2       xchal_cp0_store a2 a3 a4 a5 a6 */
+       .macro  xchal_cp0_store  ptr at1 at2 at3 at4  continue=0 ofs=-1 select=XTHAL_SAS_ALL
+       xchal_sa_start \continue, \ofs
+       .ifeq (XTHAL_SAS_TIE | XTHAL_SAS_NOCC | XTHAL_SAS_CALR) & ~\select
+       xchal_sa_align  \ptr, 0, 0, 1, 16
+       rur232  \at1            // FCR
+       s32i    \at1, \ptr, 0
+       rur233  \at1            // FSR
+       s32i    \at1, \ptr, 4
+       SSI f0, \ptr,  8
+       SSI f1, \ptr,  12
+       SSI f2, \ptr,  16
+       SSI f3, \ptr,  20
+       SSI f4, \ptr,  24
+       SSI f5, \ptr,  28
+       SSI f6, \ptr,  32
+       SSI f7, \ptr,  36
+       SSI f8, \ptr,  40
+       SSI f9, \ptr,  44
+       SSI f10, \ptr,  48
+       SSI f11, \ptr,  52
+       SSI f12, \ptr,  56
+       SSI f13, \ptr,  60
+       SSI f14, \ptr,  64
+       SSI f15, \ptr,  68
+       .set    .Lxchal_ofs_, .Lxchal_ofs_ + 72
+       .endif
+       .endm   // xchal_cp0_store
+
+/* Macro to restore the state of TIE coprocessor FPU.
+ * Save area ptr (clobbered):  ptr  (16 byte aligned)
+ * Scratch regs  (clobbered):  at1..at4  (only first XCHAL_CP0_NUM_ATMPS needed)
+ */
+#define xchal_cp_FPU_load      xchal_cp0_load
+/* #define xchal_cp_FPU_load_a2        xchal_cp0_load a2 a3 a4 a5 a6 */
+       .macro  xchal_cp0_load  ptr at1 at2 at3 at4  continue=0 ofs=-1 select=XTHAL_SAS_ALL
+       xchal_sa_start \continue, \ofs
+       .ifeq (XTHAL_SAS_TIE | XTHAL_SAS_NOCC | XTHAL_SAS_CALR) & ~\select
+       xchal_sa_align  \ptr, 0, 0, 1, 16
+       l32i    \at1, \ptr, 0
+       wur232  \at1            // FCR
+       l32i    \at1, \ptr, 4
+       wur233  \at1            // FSR
+       LSI f0, \ptr,  8
+       LSI f1, \ptr,  12
+       LSI f2, \ptr,  16
+       LSI f3, \ptr,  20
+       LSI f4, \ptr,  24
+       LSI f5, \ptr,  28
+       LSI f6, \ptr,  32
+       LSI f7, \ptr,  36
+       LSI f8, \ptr,  40
+       LSI f9, \ptr,  44
+       LSI f10, \ptr,  48
+       LSI f11, \ptr,  52
+       LSI f12, \ptr,  56
+       LSI f13, \ptr,  60
+       LSI f14, \ptr,  64
+       LSI f15, \ptr,  68
+       .set    .Lxchal_ofs_, .Lxchal_ofs_ + 72
+       .endif
+       .endm   // xchal_cp0_load
+
+#define XCHAL_CP0_NUM_ATMPS    1
+
+/* Macro to save the state of TIE coprocessor XAD.
+ * Save area ptr (clobbered):  ptr  (16 byte aligned)
+ * Scratch regs  (clobbered):  at1..at4  (only first XCHAL_CP6_NUM_ATMPS needed)
+ */
+#define xchal_cp_XAD_store     xchal_cp6_store
+/* #define xchal_cp_XAD_store_a2       xchal_cp6_store a2 a3 a4 a5 a6 */
+       .macro  xchal_cp6_store  ptr at1 at2 at3 at4  continue=0 ofs=-1 select=XTHAL_SAS_ALL
+       xchal_sa_start \continue, \ofs
+       .ifeq (XTHAL_SAS_TIE | XTHAL_SAS_NOCC | XTHAL_SAS_CALR) & ~\select
+       xchal_sa_align  \ptr, 0, 0, 1, 16
+       rur0    \at1            // LDCBHI
+       s32i    \at1, \ptr, 0
+       rur1    \at1            // LDCBLO
+       s32i    \at1, \ptr, 4
+       rur2    \at1            // STCBHI
+       s32i    \at1, \ptr, 8
+       rur3    \at1            // STCBLO
+       s32i    \at1, \ptr, 12
+       rur8    \at1            // LDBRBASE
+       s32i    \at1, \ptr, 16
+       rur9    \at1            // LDBROFF
+       s32i    \at1, \ptr, 20
+       rur10   \at1            // LDBRINC
+       s32i    \at1, \ptr, 24
+       rur11   \at1            // STBRBASE
+       s32i    \at1, \ptr, 28
+       rur12   \at1            // STBROFF
+       s32i    \at1, \ptr, 32
+       rur13   \at1            // STBRINC
+       s32i    \at1, \ptr, 36
+       rur24   \at1            // SCRATCH0
+       s32i    \at1, \ptr, 40
+       rur25   \at1            // SCRATCH1
+       s32i    \at1, \ptr, 44
+       rur26   \at1            // SCRATCH2
+       s32i    \at1, \ptr, 48
+       rur27   \at1            // SCRATCH3
+       s32i    \at1, \ptr, 52
+       WRAS128I wra0, \ptr,  64
+       WRAS128I wra1, \ptr,  80
+       WRAS128I wra2, \ptr,  96
+       WRAS128I wra3, \ptr,  112
+       WRAS128I wra4, \ptr,  128
+       WRAS128I wra5, \ptr,  144
+       WRAS128I wra6, \ptr,  160
+       WRAS128I wra7, \ptr,  176
+       WRAS128I wra8, \ptr,  192
+       WRAS128I wra9, \ptr,  208
+       WRAS128I wra10, \ptr,  224
+       WRAS128I wra11, \ptr,  240
+       WRAS128I wra12, \ptr,  256
+       WRAS128I wra13, \ptr,  272
+       WRAS128I wra14, \ptr,  288
+       WRAS128I wra15, \ptr,  304
+       WRBS128I wrb0, \ptr,  320
+       WRBS128I wrb1, \ptr,  336
+       WRBS128I wrb2, \ptr,  352
+       WRBS128I wrb3, \ptr,  368
+       WRBS128I wrb4, \ptr,  384
+       WRBS128I wrb5, \ptr,  400
+       WRBS128I wrb6, \ptr,  416
+       WRBS128I wrb7, \ptr,  432
+       WRBS128I wrb8, \ptr,  448
+       WRBS128I wrb9, \ptr,  464
+       WRBS128I wrb10, \ptr,  480
+       WRBS128I wrb11, \ptr,  496
+       WRBS128I wrb12, \ptr,  512
+       WRBS128I wrb13, \ptr,  528
+       WRBS128I wrb14, \ptr,  544
+       WRBS128I wrb15, \ptr,  560
+       .set    .Lxchal_ofs_, .Lxchal_ofs_ + 576
+       .endif
+       .endm   // xchal_cp6_store
+
+/* Macro to restore the state of TIE coprocessor XAD.
+ * Save area ptr (clobbered):  ptr  (16 byte aligned)
+ * Scratch regs  (clobbered):  at1..at4  (only first XCHAL_CP6_NUM_ATMPS needed)
+ */
+#define xchal_cp_XAD_load      xchal_cp6_load
+/* #define xchal_cp_XAD_load_a2        xchal_cp6_load a2 a3 a4 a5 a6 */
+       .macro  xchal_cp6_load  ptr at1 at2 at3 at4  continue=0 ofs=-1 select=XTHAL_SAS_ALL
+       xchal_sa_start \continue, \ofs
+       .ifeq (XTHAL_SAS_TIE | XTHAL_SAS_NOCC | XTHAL_SAS_CALR) & ~\select
+       xchal_sa_align  \ptr, 0, 0, 1, 16
+       l32i    \at1, \ptr, 0
+       wur0    \at1            // LDCBHI
+       l32i    \at1, \ptr, 4
+       wur1    \at1            // LDCBLO
+       l32i    \at1, \ptr, 8
+       wur2    \at1            // STCBHI
+       l32i    \at1, \ptr, 12
+       wur3    \at1            // STCBLO
+       l32i    \at1, \ptr, 16
+       wur8    \at1            // LDBRBASE
+       l32i    \at1, \ptr, 20
+       wur9    \at1            // LDBROFF
+       l32i    \at1, \ptr, 24
+       wur10   \at1            // LDBRINC
+       l32i    \at1, \ptr, 28
+       wur11   \at1            // STBRBASE
+       l32i    \at1, \ptr, 32
+       wur12   \at1            // STBROFF
+       l32i    \at1, \ptr, 36
+       wur13   \at1            // STBRINC
+       l32i    \at1, \ptr, 40
+       wur24   \at1            // SCRATCH0
+       l32i    \at1, \ptr, 44
+       wur25   \at1            // SCRATCH1
+       l32i    \at1, \ptr, 48
+       wur26   \at1            // SCRATCH2
+       l32i    \at1, \ptr, 52
+       wur27   \at1            // SCRATCH3
+       WRBL128I wrb0, \ptr,  320
+       WRBL128I wrb1, \ptr,  336
+       WRBL128I wrb2, \ptr,  352
+       WRBL128I wrb3, \ptr,  368
+       WRBL128I wrb4, \ptr,  384
+       WRBL128I wrb5, \ptr,  400
+       WRBL128I wrb6, \ptr,  416
+       WRBL128I wrb7, \ptr,  432
+       WRBL128I wrb8, \ptr,  448
+       WRBL128I wrb9, \ptr,  464
+       WRBL128I wrb10, \ptr,  480
+       WRBL128I wrb11, \ptr,  496
+       WRBL128I wrb12, \ptr,  512
+       WRBL128I wrb13, \ptr,  528
+       WRBL128I wrb14, \ptr,  544
+       WRBL128I wrb15, \ptr,  560
+       WRAL128I wra0, \ptr,  64
+       WRAL128I wra1, \ptr,  80
+       WRAL128I wra2, \ptr,  96
+       WRAL128I wra3, \ptr,  112
+       WRAL128I wra4, \ptr,  128
+       WRAL128I wra5, \ptr,  144
+       WRAL128I wra6, \ptr,  160
+       WRAL128I wra7, \ptr,  176
+       WRAL128I wra8, \ptr,  192
+       WRAL128I wra9, \ptr,  208
+       WRAL128I wra10, \ptr,  224
+       WRAL128I wra11, \ptr,  240
+       WRAL128I wra12, \ptr,  256
+       WRAL128I wra13, \ptr,  272
+       WRAL128I wra14, \ptr,  288
+       WRAL128I wra15, \ptr,  304
+       .set    .Lxchal_ofs_, .Lxchal_ofs_ + 576
+       .endif
+       .endm   // xchal_cp6_load
+
+#define XCHAL_CP6_NUM_ATMPS    1
+#define XCHAL_SA_NUM_ATMPS     1
+
+       /*  Empty macros for unconfigured coprocessors:  */
+       .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
+       .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
+       .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
+       .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
+       .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
+       .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 /*_XTENSA_CORE_TIE_ASM_H*/
+
diff --git a/arch/xtensa/variants/s6000/include/variant/tie.h b/arch/xtensa/variants/s6000/include/variant/tie.h
new file mode 100644 (file)
index 0000000..be7ea84
--- /dev/null
@@ -0,0 +1,191 @@
+/*
+ * This header file describes this specific Xtensa processor's TIE extensions
+ * that extend basic Xtensa core functionality.  It is customized to this
+ * Xtensa processor configuration.
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 1999-2008 Tensilica Inc.
+ */
+
+#ifndef _XTENSA_CORE_TIE_H
+#define _XTENSA_CORE_TIE_H
+
+#define XCHAL_CP_NUM                   2       /* number of coprocessors */
+#define XCHAL_CP_MAX                   7       /* max CP ID + 1 (0 if none) */
+#define XCHAL_CP_MASK                  0x41    /* bitmask of all CPs by ID */
+#define XCHAL_CP_PORT_MASK             0x00    /* bitmask of only port CPs */
+
+/*  Basic parameters of each coprocessor:  */
+#define XCHAL_CP0_NAME                 "FPU"
+#define XCHAL_CP0_IDENT                        FPU
+#define XCHAL_CP0_SA_SIZE              72      /* size of state save area */
+#define XCHAL_CP0_SA_ALIGN             4       /* min alignment of save area */
+#define XCHAL_CP_ID_FPU                        0       /* coprocessor ID (0..7) */
+#define XCHAL_CP6_NAME                 "XAD"
+#define XCHAL_CP6_IDENT                        XAD
+#define XCHAL_CP6_SA_SIZE              576     /* size of state save area */
+#define XCHAL_CP6_SA_ALIGN             16      /* min alignment of save area */
+#define XCHAL_CP_ID_XAD                        6       /* coprocessor ID (0..7) */
+
+/*  Filler info for unassigned coprocessors, to simplify arrays etc:  */
+#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_CP7_SA_SIZE              0
+#define XCHAL_CP7_SA_ALIGN             1
+
+/*  Save area for non-coprocessor optional and custom (TIE) state:  */
+#define XCHAL_NCP_SA_SIZE              4
+#define XCHAL_NCP_SA_ALIGN             4
+
+/*  Total save area for optional and custom state (NCP + CPn):  */
+#define XCHAL_TOTAL_SA_SIZE            672     /* with 16-byte align padding */
+#define XCHAL_TOTAL_SA_ALIGN           16      /* actual minimum alignment */
+
+/*
+ * Detailed contents of save areas.
+ * NOTE:  caller must define the XCHAL_SA_REG macro (not defined here)
+ * before expanding the XCHAL_xxx_SA_LIST() macros.
+ *
+ * XCHAL_SA_REG(s,ccused,abikind,kind,opt,name,galign,align,asize,
+ *             dbnum,base,regnum,bitsz,gapsz,reset,x...)
+ *
+ *     s = passed from XCHAL_*_LIST(s), eg. to select how to expand
+ *     ccused = set if used by compiler without special options or code
+ *     abikind = 0 (caller-saved), 1 (callee-saved), or 2 (thread-global)
+ *     kind = 0 (special reg), 1 (TIE user reg), or 2 (TIE regfile reg)
+ *     opt = 0 (custom TIE extension or coprocessor), or 1 (optional reg)
+ *     name = lowercase reg name (no quotes)
+ *     galign = group byte alignment (power of 2) (galign >= align)
+ *     align = register byte alignment (power of 2)
+ *     asize = allocated size in bytes (asize*8 == bitsz + gapsz + padsz)
+ *       (not including any pad bytes required to galign this or next reg)
+ *     dbnum = unique target number f/debug (see <xtensa-libdb-macros.h>)
+ *     base = reg shortname w/o index (or sr=special, ur=TIE user reg)
+ *     regnum = reg index in regfile, or special/TIE-user reg number
+ *     bitsz = number of significant bits (regfile width, or ur/sr mask bits)
+ *     gapsz = intervening bits, if bitsz bits not stored contiguously
+ *     (padsz = pad bits at end [TIE regfile] or at msbits [ur,sr] of asize)
+ *     reset = register reset value (or 0 if undefined at reset)
+ *     x = reserved for future use (0 until then)
+ *
+ *  To filter out certain registers, e.g. to expand only the non-global
+ *  registers used by the compiler, you can do something like this:
+ *
+ *  #define XCHAL_SA_REG(s,ccused,p...)        SELCC##ccused(p)
+ *  #define SELCC0(p...)
+ *  #define SELCC1(abikind,p...)       SELAK##abikind(p)
+ *  #define SELAK0(p...)               REG(p)
+ *  #define SELAK1(p...)               REG(p)
+ *  #define SELAK2(p...)
+ *  #define REG(kind,tie,name,galn,aln,asz,csz,dbnum,base,rnum,bsz,rst,x...) \
+ *             ...what you want to expand...
+ */
+
+#define XCHAL_NCP_SA_NUM       1
+#define XCHAL_NCP_SA_LIST(s)   \
+ XCHAL_SA_REG(s,0,0,0,1,             br, 4, 4, 4,0x0204,  sr,4  , 16,0,0,0)
+
+#define XCHAL_CP0_SA_NUM       18
+#define XCHAL_CP0_SA_LIST(s)   \
+ XCHAL_SA_REG(s,0,0,1,0,            fcr, 4, 4, 4,0x03E8,  ur,232, 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,1,0,            fsr, 4, 4, 4,0x03E9,  ur,233, 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,             f0, 4, 4, 4,0x0030,   f,0  , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,             f1, 4, 4, 4,0x0031,   f,1  , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,             f2, 4, 4, 4,0x0032,   f,2  , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,             f3, 4, 4, 4,0x0033,   f,3  , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,             f4, 4, 4, 4,0x0034,   f,4  , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,             f5, 4, 4, 4,0x0035,   f,5  , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,             f6, 4, 4, 4,0x0036,   f,6  , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,             f7, 4, 4, 4,0x0037,   f,7  , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,             f8, 4, 4, 4,0x0038,   f,8  , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,             f9, 4, 4, 4,0x0039,   f,9  , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,            f10, 4, 4, 4,0x003A,   f,10 , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,            f11, 4, 4, 4,0x003B,   f,11 , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,            f12, 4, 4, 4,0x003C,   f,12 , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,            f13, 4, 4, 4,0x003D,   f,13 , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,            f14, 4, 4, 4,0x003E,   f,14 , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,            f15, 4, 4, 4,0x003F,   f,15 , 32,0,0,0)
+
+#define XCHAL_CP1_SA_NUM       0
+#define XCHAL_CP1_SA_LIST(s)   /* empty */
+
+#define XCHAL_CP2_SA_NUM       0
+#define XCHAL_CP2_SA_LIST(s)   /* empty */
+
+#define XCHAL_CP3_SA_NUM       0
+#define XCHAL_CP3_SA_LIST(s)   /* empty */
+
+#define XCHAL_CP4_SA_NUM       0
+#define XCHAL_CP4_SA_LIST(s)   /* empty */
+
+#define XCHAL_CP5_SA_NUM       0
+#define XCHAL_CP5_SA_LIST(s)   /* empty */
+
+#define XCHAL_CP6_SA_NUM       46
+#define XCHAL_CP6_SA_LIST(s)   \
+ XCHAL_SA_REG(s,0,0,1,0,         ldcbhi,16, 4, 4,0x0300,  ur,0  , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,1,0,         ldcblo, 4, 4, 4,0x0301,  ur,1  , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,1,0,         stcbhi, 4, 4, 4,0x0302,  ur,2  , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,1,0,         stcblo, 4, 4, 4,0x0303,  ur,3  , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,1,0,       ldbrbase, 4, 4, 4,0x0308,  ur,8  , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,1,0,        ldbroff, 4, 4, 4,0x0309,  ur,9  , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,1,0,        ldbrinc, 4, 4, 4,0x030A,  ur,10 , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,1,0,       stbrbase, 4, 4, 4,0x030B,  ur,11 , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,1,0,        stbroff, 4, 4, 4,0x030C,  ur,12 , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,1,0,        stbrinc, 4, 4, 4,0x030D,  ur,13 , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,1,0,       scratch0, 4, 4, 4,0x0318,  ur,24 , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,1,0,       scratch1, 4, 4, 4,0x0319,  ur,25 , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,1,0,       scratch2, 4, 4, 4,0x031A,  ur,26 , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,1,0,       scratch3, 4, 4, 4,0x031B,  ur,27 , 32,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,           wra0,16,16,16,0x1010, wra,0  ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,           wra1,16,16,16,0x1011, wra,1  ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,           wra2,16,16,16,0x1012, wra,2  ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,           wra3,16,16,16,0x1013, wra,3  ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,           wra4,16,16,16,0x1014, wra,4  ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,           wra5,16,16,16,0x1015, wra,5  ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,           wra6,16,16,16,0x1016, wra,6  ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,           wra7,16,16,16,0x1017, wra,7  ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,           wra8,16,16,16,0x1018, wra,8  ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,           wra9,16,16,16,0x1019, wra,9  ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,          wra10,16,16,16,0x101A, wra,10 ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,          wra11,16,16,16,0x101B, wra,11 ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,          wra12,16,16,16,0x101C, wra,12 ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,          wra13,16,16,16,0x101D, wra,13 ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,          wra14,16,16,16,0x101E, wra,14 ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,          wra15,16,16,16,0x101F, wra,15 ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,           wrb0,16,16,16,0x1020, wrb,0  ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,           wrb1,16,16,16,0x1021, wrb,1  ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,           wrb2,16,16,16,0x1022, wrb,2  ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,           wrb3,16,16,16,0x1023, wrb,3  ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,           wrb4,16,16,16,0x1024, wrb,4  ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,           wrb5,16,16,16,0x1025, wrb,5  ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,           wrb6,16,16,16,0x1026, wrb,6  ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,           wrb7,16,16,16,0x1027, wrb,7  ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,           wrb8,16,16,16,0x1028, wrb,8  ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,           wrb9,16,16,16,0x1029, wrb,9  ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,          wrb10,16,16,16,0x102A, wrb,10 ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,          wrb11,16,16,16,0x102B, wrb,11 ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,          wrb12,16,16,16,0x102C, wrb,12 ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,          wrb13,16,16,16,0x102D, wrb,13 ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,          wrb14,16,16,16,0x102E, wrb,14 ,128,0,0,0) \
+ XCHAL_SA_REG(s,0,0,2,0,          wrb15,16,16,16,0x102F, wrb,15 ,128,0,0,0)
+
+#define XCHAL_CP7_SA_NUM       0
+#define XCHAL_CP7_SA_LIST(s)   /* empty */
+
+/* Byte length of instruction from its first nibble (op0 field), per FLIX.  */
+#define XCHAL_OP0_FORMAT_LENGTHS       3,3,3,3,3,3,3,3,2,2,2,2,2,2,8,8
+
+#endif /*_XTENSA_CORE_TIE_H*/
+