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xtensa: add de212 core variant
Diamond core 212 is a generic purpose core without full MMU used for sample noMMU configuration. Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
This commit is contained in:
Max Filippov
parent
d951ba21b9
commit
ca55b2fef3
594
arch/xtensa/variants/de212/include/variant/core.h
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594
arch/xtensa/variants/de212/include/variant/core.h
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@ -0,0 +1,594 @@
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/*
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* xtensa/config/core-isa.h -- HAL definitions that are dependent on Xtensa
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* processor CORE configuration
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*
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* See <xtensa/config/core.h>, which includes this file, for more details.
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*/
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/* Xtensa processor core configuration information.
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Copyright (c) 1999-2015 Tensilica Inc.
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Permission is hereby granted, free of charge, to any person obtaining
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a copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, sublicense, and/or sell copies of the Software, and to
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permit persons to whom the Software is furnished to do so, subject to
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the following conditions:
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The above copyright notice and this permission notice shall be included
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in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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#ifndef _XTENSA_CORE_CONFIGURATION_H
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#define _XTENSA_CORE_CONFIGURATION_H
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/****************************************************************************
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Parameters Useful for Any Code, USER or PRIVILEGED
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****************************************************************************/
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/*
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* Note: Macros of the form XCHAL_HAVE_*** have a value of 1 if the option is
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* configured, and a value of 0 otherwise. These macros are always defined.
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*/
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/*----------------------------------------------------------------------
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ISA
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----------------------------------------------------------------------*/
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#define XCHAL_HAVE_BE 0 /* big-endian byte ordering */
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#define XCHAL_HAVE_WINDOWED 1 /* windowed registers option */
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#define XCHAL_NUM_AREGS 32 /* num of physical addr regs */
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#define XCHAL_NUM_AREGS_LOG2 5 /* log2(XCHAL_NUM_AREGS) */
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#define XCHAL_MAX_INSTRUCTION_SIZE 3 /* max instr bytes (3..8) */
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#define XCHAL_HAVE_DEBUG 1 /* debug option */
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#define XCHAL_HAVE_DENSITY 1 /* 16-bit instructions */
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#define XCHAL_HAVE_LOOPS 1 /* zero-overhead loops */
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#define XCHAL_LOOP_BUFFER_SIZE 0 /* zero-ov. loop instr buffer size */
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#define XCHAL_HAVE_NSA 1 /* NSA/NSAU instructions */
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#define XCHAL_HAVE_MINMAX 1 /* MIN/MAX instructions */
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#define XCHAL_HAVE_SEXT 1 /* SEXT instruction */
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#define XCHAL_HAVE_DEPBITS 0 /* DEPBITS instruction */
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#define XCHAL_HAVE_CLAMPS 1 /* CLAMPS instruction */
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#define XCHAL_HAVE_MUL16 1 /* MUL16S/MUL16U instructions */
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#define XCHAL_HAVE_MUL32 1 /* MULL instruction */
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#define XCHAL_HAVE_MUL32_HIGH 0 /* MULUH/MULSH instructions */
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#define XCHAL_HAVE_DIV32 1 /* QUOS/QUOU/REMS/REMU instructions */
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#define XCHAL_HAVE_L32R 1 /* L32R instruction */
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#define XCHAL_HAVE_ABSOLUTE_LITERALS 0 /* non-PC-rel (extended) L32R */
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#define XCHAL_HAVE_CONST16 0 /* CONST16 instruction */
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#define XCHAL_HAVE_ADDX 1 /* ADDX#/SUBX# instructions */
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#define XCHAL_HAVE_WIDE_BRANCHES 0 /* B*.W18 or B*.W15 instr's */
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#define XCHAL_HAVE_PREDICTED_BRANCHES 0 /* B[EQ/EQZ/NE/NEZ]T instr's */
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#define XCHAL_HAVE_CALL4AND12 1 /* (obsolete option) */
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#define XCHAL_HAVE_ABS 1 /* ABS instruction */
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/*#define XCHAL_HAVE_POPC 0*/ /* POPC instruction */
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/*#define XCHAL_HAVE_CRC 0*/ /* CRC instruction */
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#define XCHAL_HAVE_RELEASE_SYNC 1 /* L32AI/S32RI instructions */
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#define XCHAL_HAVE_S32C1I 1 /* S32C1I instruction */
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#define XCHAL_HAVE_SPECULATION 0 /* speculation */
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#define XCHAL_HAVE_FULL_RESET 1 /* all regs/state reset */
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#define XCHAL_NUM_CONTEXTS 1 /* */
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#define XCHAL_NUM_MISC_REGS 2 /* num of scratch regs (0..4) */
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#define XCHAL_HAVE_TAP_MASTER 0 /* JTAG TAP control instr's */
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#define XCHAL_HAVE_PRID 1 /* processor ID register */
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#define XCHAL_HAVE_EXTERN_REGS 1 /* WER/RER instructions */
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#define XCHAL_HAVE_MX 0 /* MX core (Tensilica internal) */
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#define XCHAL_HAVE_MP_INTERRUPTS 0 /* interrupt distributor port */
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#define XCHAL_HAVE_MP_RUNSTALL 0 /* core RunStall control port */
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#define XCHAL_HAVE_PSO 0 /* Power Shut-Off */
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#define XCHAL_HAVE_PSO_CDM 0 /* core/debug/mem pwr domains */
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#define XCHAL_HAVE_PSO_FULL_RETENTION 0 /* all regs preserved on PSO */
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#define XCHAL_HAVE_THREADPTR 0 /* THREADPTR register */
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#define XCHAL_HAVE_BOOLEANS 0 /* boolean registers */
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#define XCHAL_HAVE_CP 0 /* CPENABLE reg (coprocessor) */
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#define XCHAL_CP_MAXCFG 0 /* max allowed cp id plus one */
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#define XCHAL_HAVE_MAC16 1 /* MAC16 package */
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#define XCHAL_HAVE_FUSION 0 /* Fusion*/
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#define XCHAL_HAVE_FUSION_FP 0 /* Fusion FP option */
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#define XCHAL_HAVE_FUSION_LOW_POWER 0 /* Fusion Low Power option */
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#define XCHAL_HAVE_FUSION_AES 0 /* Fusion BLE/Wifi AES-128 CCM option */
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#define XCHAL_HAVE_FUSION_CONVENC 0 /* Fusion Conv Encode option */
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#define XCHAL_HAVE_FUSION_LFSR_CRC 0 /* Fusion LFSR-CRC option */
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#define XCHAL_HAVE_FUSION_BITOPS 0 /* Fusion Bit Operations Support option */
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#define XCHAL_HAVE_FUSION_AVS 0 /* Fusion AVS option */
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#define XCHAL_HAVE_FUSION_16BIT_BASEBAND 0 /* Fusion 16-bit Baseband option */
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#define XCHAL_HAVE_HIFIPRO 0 /* HiFiPro Audio Engine pkg */
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#define XCHAL_HAVE_HIFI4 0 /* HiFi4 Audio Engine pkg */
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#define XCHAL_HAVE_HIFI4_VFPU 0 /* HiFi4 Audio Engine VFPU option */
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#define XCHAL_HAVE_HIFI3 0 /* HiFi3 Audio Engine pkg */
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#define XCHAL_HAVE_HIFI3_VFPU 0 /* HiFi3 Audio Engine VFPU option */
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#define XCHAL_HAVE_HIFI2 0 /* HiFi2 Audio Engine pkg */
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#define XCHAL_HAVE_HIFI2EP 0 /* HiFi2EP */
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#define XCHAL_HAVE_HIFI_MINI 0
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#define XCHAL_HAVE_VECTORFPU2005 0 /* vector or user floating-point pkg */
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#define XCHAL_HAVE_USER_DPFPU 0 /* user DP floating-point pkg */
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#define XCHAL_HAVE_USER_SPFPU 0 /* user DP floating-point pkg */
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#define XCHAL_HAVE_FP 0 /* single prec floating point */
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#define XCHAL_HAVE_FP_DIV 0 /* FP with DIV instructions */
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#define XCHAL_HAVE_FP_RECIP 0 /* FP with RECIP instructions */
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#define XCHAL_HAVE_FP_SQRT 0 /* FP with SQRT instructions */
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#define XCHAL_HAVE_FP_RSQRT 0 /* FP with RSQRT instructions */
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#define XCHAL_HAVE_DFP 0 /* double precision FP pkg */
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#define XCHAL_HAVE_DFP_DIV 0 /* DFP with DIV instructions */
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#define XCHAL_HAVE_DFP_RECIP 0 /* DFP with RECIP instructions*/
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#define XCHAL_HAVE_DFP_SQRT 0 /* DFP with SQRT instructions */
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#define XCHAL_HAVE_DFP_RSQRT 0 /* DFP with RSQRT instructions*/
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#define XCHAL_HAVE_DFP_ACCEL 0 /* double precision FP acceleration pkg */
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#define XCHAL_HAVE_DFP_accel XCHAL_HAVE_DFP_ACCEL /* for backward compatibility */
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#define XCHAL_HAVE_DFPU_SINGLE_ONLY 0 /* DFPU Coprocessor, single precision only */
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#define XCHAL_HAVE_DFPU_SINGLE_DOUBLE 0 /* DFPU Coprocessor, single and double precision */
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#define XCHAL_HAVE_VECTRA1 0 /* Vectra I pkg */
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#define XCHAL_HAVE_VECTRALX 0 /* Vectra LX pkg */
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#define XCHAL_HAVE_PDX4 0 /* PDX4 */
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#define XCHAL_HAVE_CONNXD2 0 /* ConnX D2 pkg */
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#define XCHAL_HAVE_CONNXD2_DUALLSFLIX 0 /* ConnX D2 & Dual LoadStore Flix */
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#define XCHAL_HAVE_BBE16 0 /* ConnX BBE16 pkg */
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#define XCHAL_HAVE_BBE16_RSQRT 0 /* BBE16 & vector recip sqrt */
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#define XCHAL_HAVE_BBE16_VECDIV 0 /* BBE16 & vector divide */
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#define XCHAL_HAVE_BBE16_DESPREAD 0 /* BBE16 & despread */
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#define XCHAL_HAVE_BBENEP 0 /* ConnX BBENEP pkgs */
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#define XCHAL_HAVE_BSP3 0 /* ConnX BSP3 pkg */
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#define XCHAL_HAVE_BSP3_TRANSPOSE 0 /* BSP3 & transpose32x32 */
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#define XCHAL_HAVE_SSP16 0 /* ConnX SSP16 pkg */
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#define XCHAL_HAVE_SSP16_VITERBI 0 /* SSP16 & viterbi */
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#define XCHAL_HAVE_TURBO16 0 /* ConnX Turbo16 pkg */
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#define XCHAL_HAVE_BBP16 0 /* ConnX BBP16 pkg */
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#define XCHAL_HAVE_FLIX3 0 /* basic 3-way FLIX option */
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#define XCHAL_HAVE_GRIVPEP 0 /* GRIVPEP is General Release of IVPEP */
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#define XCHAL_HAVE_GRIVPEP_HISTOGRAM 0 /* Histogram option on GRIVPEP */
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/*----------------------------------------------------------------------
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MISC
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----------------------------------------------------------------------*/
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#define XCHAL_NUM_LOADSTORE_UNITS 1 /* load/store units */
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#define XCHAL_NUM_WRITEBUFFER_ENTRIES 8 /* size of write buffer */
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#define XCHAL_INST_FETCH_WIDTH 4 /* instr-fetch width in bytes */
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#define XCHAL_DATA_WIDTH 4 /* data width in bytes */
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#define XCHAL_DATA_PIPE_DELAY 1 /* d-side pipeline delay
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(1 = 5-stage, 2 = 7-stage) */
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#define XCHAL_CLOCK_GATING_GLOBAL 0 /* global clock gating */
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#define XCHAL_CLOCK_GATING_FUNCUNIT 0 /* funct. unit clock gating */
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/* In T1050, applies to selected core load and store instructions (see ISA): */
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#define XCHAL_UNALIGNED_LOAD_EXCEPTION 1 /* unaligned loads cause exc. */
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#define XCHAL_UNALIGNED_STORE_EXCEPTION 1 /* unaligned stores cause exc.*/
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#define XCHAL_UNALIGNED_LOAD_HW 0 /* unaligned loads work in hw */
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#define XCHAL_UNALIGNED_STORE_HW 0 /* unaligned stores work in hw*/
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#define XCHAL_SW_VERSION 1100002 /* sw version of this header */
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#define XCHAL_CORE_ID "de212" /* alphanum core name
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(CoreID) set in the Xtensa
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Processor Generator */
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#define XCHAL_BUILD_UNIQUE_ID 0x0005A985 /* 22-bit sw build ID */
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/*
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* These definitions describe the hardware targeted by this software.
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*/
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#define XCHAL_HW_CONFIGID0 0xC283DFFE /* ConfigID hi 32 bits*/
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#define XCHAL_HW_CONFIGID1 0x1C85A985 /* ConfigID lo 32 bits*/
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#define XCHAL_HW_VERSION_NAME "LX6.0.2" /* full version name */
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#define XCHAL_HW_VERSION_MAJOR 2600 /* major ver# of targeted hw */
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#define XCHAL_HW_VERSION_MINOR 2 /* minor ver# of targeted hw */
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#define XCHAL_HW_VERSION 260002 /* major*100+minor */
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#define XCHAL_HW_REL_LX6 1
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#define XCHAL_HW_REL_LX6_0 1
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#define XCHAL_HW_REL_LX6_0_2 1
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#define XCHAL_HW_CONFIGID_RELIABLE 1
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/* If software targets a *range* of hardware versions, these are the bounds: */
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#define XCHAL_HW_MIN_VERSION_MAJOR 2600 /* major v of earliest tgt hw */
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#define XCHAL_HW_MIN_VERSION_MINOR 2 /* minor v of earliest tgt hw */
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#define XCHAL_HW_MIN_VERSION 260002 /* earliest targeted hw */
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#define XCHAL_HW_MAX_VERSION_MAJOR 2600 /* major v of latest tgt hw */
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#define XCHAL_HW_MAX_VERSION_MINOR 2 /* minor v of latest tgt hw */
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#define XCHAL_HW_MAX_VERSION 260002 /* latest targeted hw */
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/*----------------------------------------------------------------------
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CACHE
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----------------------------------------------------------------------*/
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#define XCHAL_ICACHE_LINESIZE 32 /* I-cache line size in bytes */
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#define XCHAL_DCACHE_LINESIZE 32 /* D-cache line size in bytes */
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#define XCHAL_ICACHE_LINEWIDTH 5 /* log2(I line size in bytes) */
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#define XCHAL_DCACHE_LINEWIDTH 5 /* log2(D line size in bytes) */
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#define XCHAL_ICACHE_SIZE 8192 /* I-cache size in bytes or 0 */
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#define XCHAL_DCACHE_SIZE 8192 /* D-cache size in bytes or 0 */
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#define XCHAL_DCACHE_IS_WRITEBACK 1 /* writeback feature */
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#define XCHAL_DCACHE_IS_COHERENT 0 /* MP coherence feature */
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#define XCHAL_HAVE_PREFETCH 0 /* PREFCTL register */
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#define XCHAL_HAVE_PREFETCH_L1 0 /* prefetch to L1 dcache */
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#define XCHAL_PREFETCH_CASTOUT_LINES 0 /* dcache pref. castout bufsz */
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#define XCHAL_PREFETCH_ENTRIES 0 /* cache prefetch entries */
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#define XCHAL_PREFETCH_BLOCK_ENTRIES 0 /* prefetch block streams */
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#define XCHAL_HAVE_CACHE_BLOCKOPS 0 /* block prefetch for caches */
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#define XCHAL_HAVE_ICACHE_TEST 1 /* Icache test instructions */
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#define XCHAL_HAVE_DCACHE_TEST 1 /* Dcache test instructions */
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#define XCHAL_HAVE_ICACHE_DYN_WAYS 0 /* Icache dynamic way support */
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#define XCHAL_HAVE_DCACHE_DYN_WAYS 0 /* Dcache dynamic way support */
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/****************************************************************************
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Parameters Useful for PRIVILEGED (Supervisory or Non-Virtualized) Code
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****************************************************************************/
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#ifndef XTENSA_HAL_NON_PRIVILEGED_ONLY
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/*----------------------------------------------------------------------
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CACHE
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----------------------------------------------------------------------*/
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#define XCHAL_HAVE_PIF 1 /* any outbound PIF present */
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/* If present, cache size in bytes == (ways * 2^(linewidth + setwidth)). */
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/* Number of cache sets in log2(lines per way): */
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#define XCHAL_ICACHE_SETWIDTH 7
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#define XCHAL_DCACHE_SETWIDTH 7
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/* Cache set associativity (number of ways): */
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#define XCHAL_ICACHE_WAYS 2
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#define XCHAL_DCACHE_WAYS 2
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/* Cache features: */
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#define XCHAL_ICACHE_LINE_LOCKABLE 1
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#define XCHAL_DCACHE_LINE_LOCKABLE 1
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#define XCHAL_ICACHE_ECC_PARITY 0
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#define XCHAL_DCACHE_ECC_PARITY 0
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/* Cache access size in bytes (affects operation of SICW instruction): */
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#define XCHAL_ICACHE_ACCESS_SIZE 4
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#define XCHAL_DCACHE_ACCESS_SIZE 4
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#define XCHAL_DCACHE_BANKS 1 /* number of banks */
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/* Number of encoded cache attr bits (see <xtensa/hal.h> for decoded bits): */
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#define XCHAL_CA_BITS 4
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/* Whether MEMCTL register has anything useful */
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#define XCHAL_USE_MEMCTL (((XCHAL_LOOP_BUFFER_SIZE > 0) || \
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XCHAL_DCACHE_IS_COHERENT || \
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XCHAL_HAVE_ICACHE_DYN_WAYS || \
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XCHAL_HAVE_DCACHE_DYN_WAYS) && \
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(XCHAL_HW_MIN_VERSION >= XTENSA_HWVERSION_RE_2012_0))
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/*----------------------------------------------------------------------
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INTERNAL I/D RAM/ROMs and XLMI
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----------------------------------------------------------------------*/
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#define XCHAL_NUM_INSTROM 0 /* number of core instr. ROMs */
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#define XCHAL_NUM_INSTRAM 1 /* number of core instr. RAMs */
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#define XCHAL_NUM_DATAROM 0 /* number of core data ROMs */
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#define XCHAL_NUM_DATARAM 1 /* number of core data RAMs */
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#define XCHAL_NUM_URAM 0 /* number of core unified RAMs*/
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#define XCHAL_NUM_XLMI 1 /* number of core XLMI ports */
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/* Instruction RAM 0: */
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#define XCHAL_INSTRAM0_VADDR 0x40000000 /* virtual address */
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#define XCHAL_INSTRAM0_PADDR 0x40000000 /* physical address */
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#define XCHAL_INSTRAM0_SIZE 131072 /* size in bytes */
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#define XCHAL_INSTRAM0_ECC_PARITY 0 /* ECC/parity type, 0=none */
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/* Data RAM 0: */
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#define XCHAL_DATARAM0_VADDR 0x3FFE0000 /* virtual address */
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#define XCHAL_DATARAM0_PADDR 0x3FFE0000 /* physical address */
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#define XCHAL_DATARAM0_SIZE 131072 /* size in bytes */
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#define XCHAL_DATARAM0_ECC_PARITY 0 /* ECC/parity type, 0=none */
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#define XCHAL_DATARAM0_BANKS 1 /* number of banks */
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/* XLMI Port 0: */
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#define XCHAL_XLMI0_VADDR 0x3FFC0000 /* virtual address */
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#define XCHAL_XLMI0_PADDR 0x3FFC0000 /* physical address */
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#define XCHAL_XLMI0_SIZE 131072 /* size in bytes */
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#define XCHAL_XLMI0_ECC_PARITY 0 /* ECC/parity type, 0=none */
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#define XCHAL_HAVE_IMEM_LOADSTORE 1 /* can load/store to IROM/IRAM*/
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/*----------------------------------------------------------------------
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INTERRUPTS and TIMERS
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----------------------------------------------------------------------*/
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#define XCHAL_HAVE_INTERRUPTS 1 /* interrupt option */
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#define XCHAL_HAVE_HIGHPRI_INTERRUPTS 1 /* med/high-pri. interrupts */
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#define XCHAL_HAVE_NMI 1 /* non-maskable interrupt */
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#define XCHAL_HAVE_CCOUNT 1 /* CCOUNT reg. (timer option) */
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#define XCHAL_NUM_TIMERS 3 /* number of CCOMPAREn regs */
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#define XCHAL_NUM_INTERRUPTS 22 /* number of interrupts */
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#define XCHAL_NUM_INTERRUPTS_LOG2 5 /* ceil(log2(NUM_INTERRUPTS)) */
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#define XCHAL_NUM_EXTINTERRUPTS 17 /* num of external interrupts */
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#define XCHAL_NUM_INTLEVELS 6 /* number of interrupt levels
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(not including level zero) */
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#define XCHAL_EXCM_LEVEL 3 /* level masked by PS.EXCM */
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/* (always 1 in XEA1; levels 2 .. EXCM_LEVEL are "medium priority") */
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/* Masks of interrupts at each interrupt level: */
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#define XCHAL_INTLEVEL1_MASK 0x001F80FF
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#define XCHAL_INTLEVEL2_MASK 0x00000100
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#define XCHAL_INTLEVEL3_MASK 0x00200E00
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#define XCHAL_INTLEVEL4_MASK 0x00001000
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#define XCHAL_INTLEVEL5_MASK 0x00002000
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#define XCHAL_INTLEVEL6_MASK 0x00000000
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#define XCHAL_INTLEVEL7_MASK 0x00004000
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/* Masks of interrupts at each range 1..n of interrupt levels: */
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#define XCHAL_INTLEVEL1_ANDBELOW_MASK 0x001F80FF
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#define XCHAL_INTLEVEL2_ANDBELOW_MASK 0x001F81FF
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#define XCHAL_INTLEVEL3_ANDBELOW_MASK 0x003F8FFF
|
||||
#define XCHAL_INTLEVEL4_ANDBELOW_MASK 0x003F9FFF
|
||||
#define XCHAL_INTLEVEL5_ANDBELOW_MASK 0x003FBFFF
|
||||
#define XCHAL_INTLEVEL6_ANDBELOW_MASK 0x003FBFFF
|
||||
#define XCHAL_INTLEVEL7_ANDBELOW_MASK 0x003FFFFF
|
||||
|
||||
/* 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 2
|
||||
#define XCHAL_INT9_LEVEL 3
|
||||
#define XCHAL_INT10_LEVEL 3
|
||||
#define XCHAL_INT11_LEVEL 3
|
||||
#define XCHAL_INT12_LEVEL 4
|
||||
#define XCHAL_INT13_LEVEL 5
|
||||
#define XCHAL_INT14_LEVEL 7
|
||||
#define XCHAL_INT15_LEVEL 1
|
||||
#define XCHAL_INT16_LEVEL 1
|
||||
#define XCHAL_INT17_LEVEL 1
|
||||
#define XCHAL_INT18_LEVEL 1
|
||||
#define XCHAL_INT19_LEVEL 1
|
||||
#define XCHAL_INT20_LEVEL 1
|
||||
#define XCHAL_INT21_LEVEL 3
|
||||
#define XCHAL_DEBUGLEVEL 6 /* debug interrupt level */
|
||||
#define XCHAL_HAVE_DEBUG_EXTERN_INT 1 /* OCD external db interrupt */
|
||||
#define XCHAL_NMILEVEL 7 /* 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_LEVEL
|
||||
#define XCHAL_INT9_TYPE XTHAL_INTTYPE_EXTERN_LEVEL
|
||||
#define XCHAL_INT10_TYPE XTHAL_INTTYPE_TIMER
|
||||
#define XCHAL_INT11_TYPE XTHAL_INTTYPE_SOFTWARE
|
||||
#define XCHAL_INT12_TYPE XTHAL_INTTYPE_EXTERN_LEVEL
|
||||
#define XCHAL_INT13_TYPE XTHAL_INTTYPE_TIMER
|
||||
#define XCHAL_INT14_TYPE XTHAL_INTTYPE_NMI
|
||||
#define XCHAL_INT15_TYPE XTHAL_INTTYPE_EXTERN_EDGE
|
||||
#define XCHAL_INT16_TYPE XTHAL_INTTYPE_EXTERN_EDGE
|
||||
#define XCHAL_INT17_TYPE XTHAL_INTTYPE_EXTERN_EDGE
|
||||
#define XCHAL_INT18_TYPE XTHAL_INTTYPE_EXTERN_EDGE
|
||||
#define XCHAL_INT19_TYPE XTHAL_INTTYPE_EXTERN_EDGE
|
||||
#define XCHAL_INT20_TYPE XTHAL_INTTYPE_EXTERN_EDGE
|
||||
#define XCHAL_INT21_TYPE XTHAL_INTTYPE_EXTERN_EDGE
|
||||
|
||||
/* Masks of interrupts for each type of interrupt: */
|
||||
#define XCHAL_INTTYPE_MASK_UNCONFIGURED 0xFFC00000
|
||||
#define XCHAL_INTTYPE_MASK_SOFTWARE 0x00000880
|
||||
#define XCHAL_INTTYPE_MASK_EXTERN_EDGE 0x003F8000
|
||||
#define XCHAL_INTTYPE_MASK_EXTERN_LEVEL 0x0000133F
|
||||
#define XCHAL_INTTYPE_MASK_TIMER 0x00002440
|
||||
#define XCHAL_INTTYPE_MASK_NMI 0x00004000
|
||||
#define XCHAL_INTTYPE_MASK_WRITE_ERROR 0x00000000
|
||||
#define XCHAL_INTTYPE_MASK_PROFILING 0x00000000
|
||||
|
||||
/* Interrupt numbers assigned to specific interrupt sources: */
|
||||
#define XCHAL_TIMER0_INTERRUPT 6 /* CCOMPARE0 */
|
||||
#define XCHAL_TIMER1_INTERRUPT 10 /* CCOMPARE1 */
|
||||
#define XCHAL_TIMER2_INTERRUPT 13 /* CCOMPARE2 */
|
||||
#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_INTLEVEL2_NUM 8
|
||||
#define XCHAL_INTLEVEL4_NUM 12
|
||||
#define XCHAL_INTLEVEL5_NUM 13
|
||||
#define XCHAL_INTLEVEL7_NUM 14
|
||||
/* (There are many interrupts each at level(s) 1, 3.) */
|
||||
|
||||
|
||||
/*
|
||||
* External interrupt mapping.
|
||||
* 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 BInterrupt pin 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 2) */
|
||||
#define XCHAL_EXTINT7_NUM 9 /* (intlevel 3) */
|
||||
#define XCHAL_EXTINT8_NUM 12 /* (intlevel 4) */
|
||||
#define XCHAL_EXTINT9_NUM 14 /* (intlevel 7) */
|
||||
#define XCHAL_EXTINT10_NUM 15 /* (intlevel 1) */
|
||||
#define XCHAL_EXTINT11_NUM 16 /* (intlevel 1) */
|
||||
#define XCHAL_EXTINT12_NUM 17 /* (intlevel 1) */
|
||||
#define XCHAL_EXTINT13_NUM 18 /* (intlevel 1) */
|
||||
#define XCHAL_EXTINT14_NUM 19 /* (intlevel 1) */
|
||||
#define XCHAL_EXTINT15_NUM 20 /* (intlevel 1) */
|
||||
#define XCHAL_EXTINT16_NUM 21 /* (intlevel 3) */
|
||||
/* EXTERNAL BInterrupt pin numbers mapped to each core interrupt number: */
|
||||
#define XCHAL_INT0_EXTNUM 0 /* (intlevel 1) */
|
||||
#define XCHAL_INT1_EXTNUM 1 /* (intlevel 1) */
|
||||
#define XCHAL_INT2_EXTNUM 2 /* (intlevel 1) */
|
||||
#define XCHAL_INT3_EXTNUM 3 /* (intlevel 1) */
|
||||
#define XCHAL_INT4_EXTNUM 4 /* (intlevel 1) */
|
||||
#define XCHAL_INT5_EXTNUM 5 /* (intlevel 1) */
|
||||
#define XCHAL_INT8_EXTNUM 6 /* (intlevel 2) */
|
||||
#define XCHAL_INT9_EXTNUM 7 /* (intlevel 3) */
|
||||
#define XCHAL_INT12_EXTNUM 8 /* (intlevel 4) */
|
||||
#define XCHAL_INT14_EXTNUM 9 /* (intlevel 7) */
|
||||
#define XCHAL_INT15_EXTNUM 10 /* (intlevel 1) */
|
||||
#define XCHAL_INT16_EXTNUM 11 /* (intlevel 1) */
|
||||
#define XCHAL_INT17_EXTNUM 12 /* (intlevel 1) */
|
||||
#define XCHAL_INT18_EXTNUM 13 /* (intlevel 1) */
|
||||
#define XCHAL_INT19_EXTNUM 14 /* (intlevel 1) */
|
||||
#define XCHAL_INT20_EXTNUM 15 /* (intlevel 1) */
|
||||
#define XCHAL_INT21_EXTNUM 16 /* (intlevel 3) */
|
||||
|
||||
|
||||
/*----------------------------------------------------------------------
|
||||
EXCEPTIONS and VECTORS
|
||||
----------------------------------------------------------------------*/
|
||||
|
||||
#define XCHAL_XEA_VERSION 2 /* Xtensa Exception Architecture
|
||||
number: 1 == XEA1 (old)
|
||||
2 == XEA2 (new)
|
||||
0 == XEAX (extern) or TX */
|
||||
#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_HALT 0 /* halt architecture option */
|
||||
#define XCHAL_HAVE_BOOTLOADER 0 /* boot loader (for TX) */
|
||||
#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 0x60000000 /* VECBASE reset value */
|
||||
#define XCHAL_VECBASE_RESET_PADDR 0x60000000
|
||||
#define XCHAL_RESET_VECBASE_OVERLAP 0
|
||||
|
||||
#define XCHAL_RESET_VECTOR0_VADDR 0x50000000
|
||||
#define XCHAL_RESET_VECTOR0_PADDR 0x50000000
|
||||
#define XCHAL_RESET_VECTOR1_VADDR 0x40000400
|
||||
#define XCHAL_RESET_VECTOR1_PADDR 0x40000400
|
||||
#define XCHAL_RESET_VECTOR_VADDR 0x50000000
|
||||
#define XCHAL_RESET_VECTOR_PADDR 0x50000000
|
||||
#define XCHAL_USER_VECOFS 0x00000340
|
||||
#define XCHAL_USER_VECTOR_VADDR 0x60000340
|
||||
#define XCHAL_USER_VECTOR_PADDR 0x60000340
|
||||
#define XCHAL_KERNEL_VECOFS 0x00000300
|
||||
#define XCHAL_KERNEL_VECTOR_VADDR 0x60000300
|
||||
#define XCHAL_KERNEL_VECTOR_PADDR 0x60000300
|
||||
#define XCHAL_DOUBLEEXC_VECOFS 0x000003C0
|
||||
#define XCHAL_DOUBLEEXC_VECTOR_VADDR 0x600003C0
|
||||
#define XCHAL_DOUBLEEXC_VECTOR_PADDR 0x600003C0
|
||||
#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 0x60000000
|
||||
#define XCHAL_WINDOW_VECTORS_PADDR 0x60000000
|
||||
#define XCHAL_INTLEVEL2_VECOFS 0x00000180
|
||||
#define XCHAL_INTLEVEL2_VECTOR_VADDR 0x60000180
|
||||
#define XCHAL_INTLEVEL2_VECTOR_PADDR 0x60000180
|
||||
#define XCHAL_INTLEVEL3_VECOFS 0x000001C0
|
||||
#define XCHAL_INTLEVEL3_VECTOR_VADDR 0x600001C0
|
||||
#define XCHAL_INTLEVEL3_VECTOR_PADDR 0x600001C0
|
||||
#define XCHAL_INTLEVEL4_VECOFS 0x00000200
|
||||
#define XCHAL_INTLEVEL4_VECTOR_VADDR 0x60000200
|
||||
#define XCHAL_INTLEVEL4_VECTOR_PADDR 0x60000200
|
||||
#define XCHAL_INTLEVEL5_VECOFS 0x00000240
|
||||
#define XCHAL_INTLEVEL5_VECTOR_VADDR 0x60000240
|
||||
#define XCHAL_INTLEVEL5_VECTOR_PADDR 0x60000240
|
||||
#define XCHAL_INTLEVEL6_VECOFS 0x00000280
|
||||
#define XCHAL_INTLEVEL6_VECTOR_VADDR 0x60000280
|
||||
#define XCHAL_INTLEVEL6_VECTOR_PADDR 0x60000280
|
||||
#define XCHAL_DEBUG_VECOFS XCHAL_INTLEVEL6_VECOFS
|
||||
#define XCHAL_DEBUG_VECTOR_VADDR XCHAL_INTLEVEL6_VECTOR_VADDR
|
||||
#define XCHAL_DEBUG_VECTOR_PADDR XCHAL_INTLEVEL6_VECTOR_PADDR
|
||||
#define XCHAL_NMI_VECOFS 0x000002C0
|
||||
#define XCHAL_NMI_VECTOR_VADDR 0x600002C0
|
||||
#define XCHAL_NMI_VECTOR_PADDR 0x600002C0
|
||||
#define XCHAL_INTLEVEL7_VECOFS XCHAL_NMI_VECOFS
|
||||
#define XCHAL_INTLEVEL7_VECTOR_VADDR XCHAL_NMI_VECTOR_VADDR
|
||||
#define XCHAL_INTLEVEL7_VECTOR_PADDR XCHAL_NMI_VECTOR_PADDR
|
||||
|
||||
|
||||
/*----------------------------------------------------------------------
|
||||
DEBUG MODULE
|
||||
----------------------------------------------------------------------*/
|
||||
|
||||
/* Misc */
|
||||
#define XCHAL_HAVE_DEBUG_ERI 1 /* ERI to debug module */
|
||||
#define XCHAL_HAVE_DEBUG_APB 0 /* APB to debug module */
|
||||
#define XCHAL_HAVE_DEBUG_JTAG 1 /* JTAG to debug module */
|
||||
|
||||
/* On-Chip Debug (OCD) */
|
||||
#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 0 /* faster OCD option (to LX4) */
|
||||
#define XCHAL_HAVE_OCD_LS32DDR 1 /* L32DDR/S32DDR (faster OCD) */
|
||||
|
||||
/* TRAX (in core) */
|
||||
#define XCHAL_HAVE_TRAX 1 /* TRAX in debug module */
|
||||
#define XCHAL_TRAX_MEM_SIZE 262144 /* TRAX memory size in bytes */
|
||||
#define XCHAL_TRAX_MEM_SHAREABLE 0 /* start/end regs; ready sig. */
|
||||
#define XCHAL_TRAX_ATB_WIDTH 0 /* ATB width (bits), 0=no ATB */
|
||||
#define XCHAL_TRAX_TIME_WIDTH 0 /* timestamp bitwidth, 0=none */
|
||||
|
||||
/* Perf counters */
|
||||
#define XCHAL_NUM_PERF_COUNTERS 0 /* performance counters */
|
||||
|
||||
|
||||
/*----------------------------------------------------------------------
|
||||
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 */
|
||||
|
||||
170
arch/xtensa/variants/de212/include/variant/tie-asm.h
Normal file
170
arch/xtensa/variants/de212/include/variant/tie-asm.h
Normal file
@ -0,0 +1,170 @@
|
||||
/*
|
||||
* tie-asm.h -- compile-time HAL assembler definitions dependent on CORE & TIE
|
||||
*
|
||||
* NOTE: This header file is not meant to be included directly.
|
||||
*/
|
||||
|
||||
/* 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.
|
||||
|
||||
Copyright (c) 1999-2015 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_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) */
|
||||
#define XTHAL_SAS_ANYOT 0x0003 /* both of the above */
|
||||
/* 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 */
|
||||
#define XTHAL_SAS_ANYCC 0x000C /* both of the above */
|
||||
/* 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) */
|
||||
#define XTHAL_SAS_ANYABI 0x0070 /* all of the above three */
|
||||
/* Misc */
|
||||
#define XTHAL_SAS_ALL 0xFFFF /* include all default NCP contents */
|
||||
#define XTHAL_SAS3(optie,ccuse,abi) ( ((optie) & XTHAL_SAS_ANYOT) \
|
||||
| ((ccuse) & XTHAL_SAS_ANYCC) \
|
||||
| ((abi) & XTHAL_SAS_ANYABI) )
|
||||
|
||||
|
||||
/*
|
||||
* Macro to store all non-coprocessor (extra) custom TIE and optional state
|
||||
* (not including zero-overhead loop registers).
|
||||
* Required parameters:
|
||||
* ptr Save area pointer address register (clobbered)
|
||||
* (register must contain a 4 byte aligned address).
|
||||
* at1..at4 Four temporary address registers (first XCHAL_NCP_NUM_ATMPS
|
||||
* registers are clobbered, the remaining are unused).
|
||||
* Optional parameters:
|
||||
* continue If macro invoked as part of a larger store sequence, set to 1
|
||||
* if this is not the first in the sequence. Defaults to 0.
|
||||
* ofs Offset from start of larger sequence (from value of first ptr
|
||||
* in sequence) at which to store. Defaults to next available space
|
||||
* (or 0 if <continue> is 0).
|
||||
* select Select what category(ies) of registers to store, as a bitmask
|
||||
* (see XTHAL_SAS_xxx constants). Defaults to all registers.
|
||||
* alloc Select what category(ies) of registers to allocate; if any
|
||||
* category is selected here that is not in <select>, space for
|
||||
* the corresponding registers is skipped without doing any store.
|
||||
*/
|
||||
.macro xchal_ncp_store ptr at1 at2 at3 at4 continue=0 ofs=-1 select=XTHAL_SAS_ALL alloc=0
|
||||
xchal_sa_start \continue, \ofs
|
||||
// Optional caller-saved registers used by default by the compiler:
|
||||
.ifeq (XTHAL_SAS_OPT | XTHAL_SAS_CC | XTHAL_SAS_CALR) & ~(\select)
|
||||
xchal_sa_align \ptr, 0, 1016, 4, 4
|
||||
rsr.ACCLO \at1 // MAC16 option
|
||||
s32i \at1, \ptr, .Lxchal_ofs_+0
|
||||
rsr.ACCHI \at1 // MAC16 option
|
||||
s32i \at1, \ptr, .Lxchal_ofs_+4
|
||||
.set .Lxchal_ofs_, .Lxchal_ofs_ + 8
|
||||
.elseif ((XTHAL_SAS_OPT | XTHAL_SAS_CC | XTHAL_SAS_CALR) & ~(\alloc)) == 0
|
||||
xchal_sa_align \ptr, 0, 1016, 4, 4
|
||||
.set .Lxchal_ofs_, .Lxchal_ofs_ + 8
|
||||
.endif
|
||||
// Optional caller-saved registers not used by default by the compiler:
|
||||
.ifeq (XTHAL_SAS_OPT | XTHAL_SAS_NOCC | XTHAL_SAS_CALR) & ~(\select)
|
||||
xchal_sa_align \ptr, 0, 1004, 4, 4
|
||||
rsr.SCOMPARE1 \at1 // conditional store option
|
||||
s32i \at1, \ptr, .Lxchal_ofs_+0
|
||||
rsr.M0 \at1 // MAC16 option
|
||||
s32i \at1, \ptr, .Lxchal_ofs_+4
|
||||
rsr.M1 \at1 // MAC16 option
|
||||
s32i \at1, \ptr, .Lxchal_ofs_+8
|
||||
rsr.M2 \at1 // MAC16 option
|
||||
s32i \at1, \ptr, .Lxchal_ofs_+12
|
||||
rsr.M3 \at1 // MAC16 option
|
||||
s32i \at1, \ptr, .Lxchal_ofs_+16
|
||||
.set .Lxchal_ofs_, .Lxchal_ofs_ + 20
|
||||
.elseif ((XTHAL_SAS_OPT | XTHAL_SAS_NOCC | XTHAL_SAS_CALR) & ~(\alloc)) == 0
|
||||
xchal_sa_align \ptr, 0, 1004, 4, 4
|
||||
.set .Lxchal_ofs_, .Lxchal_ofs_ + 20
|
||||
.endif
|
||||
.endm // xchal_ncp_store
|
||||
|
||||
/*
|
||||
* Macro to load all non-coprocessor (extra) custom TIE and optional state
|
||||
* (not including zero-overhead loop registers).
|
||||
* Required parameters:
|
||||
* ptr Save area pointer address register (clobbered)
|
||||
* (register must contain a 4 byte aligned address).
|
||||
* at1..at4 Four temporary address registers (first XCHAL_NCP_NUM_ATMPS
|
||||
* registers are clobbered, the remaining are unused).
|
||||
* Optional parameters:
|
||||
* continue If macro invoked as part of a larger load sequence, set to 1
|
||||
* if this is not the first in the sequence. Defaults to 0.
|
||||
* ofs Offset from start of larger sequence (from value of first ptr
|
||||
* in sequence) at which to load. Defaults to next available space
|
||||
* (or 0 if <continue> is 0).
|
||||
* select Select what category(ies) of registers to load, as a bitmask
|
||||
* (see XTHAL_SAS_xxx constants). Defaults to all registers.
|
||||
* alloc Select what category(ies) of registers to allocate; if any
|
||||
* category is selected here that is not in <select>, space for
|
||||
* the corresponding registers is skipped without doing any load.
|
||||
*/
|
||||
.macro xchal_ncp_load ptr at1 at2 at3 at4 continue=0 ofs=-1 select=XTHAL_SAS_ALL alloc=0
|
||||
xchal_sa_start \continue, \ofs
|
||||
// Optional caller-saved registers used by default by the compiler:
|
||||
.ifeq (XTHAL_SAS_OPT | XTHAL_SAS_CC | XTHAL_SAS_CALR) & ~(\select)
|
||||
xchal_sa_align \ptr, 0, 1016, 4, 4
|
||||
l32i \at1, \ptr, .Lxchal_ofs_+0
|
||||
wsr.ACCLO \at1 // MAC16 option
|
||||
l32i \at1, \ptr, .Lxchal_ofs_+4
|
||||
wsr.ACCHI \at1 // MAC16 option
|
||||
.set .Lxchal_ofs_, .Lxchal_ofs_ + 8
|
||||
.elseif ((XTHAL_SAS_OPT | XTHAL_SAS_CC | XTHAL_SAS_CALR) & ~(\alloc)) == 0
|
||||
xchal_sa_align \ptr, 0, 1016, 4, 4
|
||||
.set .Lxchal_ofs_, .Lxchal_ofs_ + 8
|
||||
.endif
|
||||
// Optional caller-saved registers not used by default by the compiler:
|
||||
.ifeq (XTHAL_SAS_OPT | XTHAL_SAS_NOCC | XTHAL_SAS_CALR) & ~(\select)
|
||||
xchal_sa_align \ptr, 0, 1004, 4, 4
|
||||
l32i \at1, \ptr, .Lxchal_ofs_+0
|
||||
wsr.SCOMPARE1 \at1 // conditional store option
|
||||
l32i \at1, \ptr, .Lxchal_ofs_+4
|
||||
wsr.M0 \at1 // MAC16 option
|
||||
l32i \at1, \ptr, .Lxchal_ofs_+8
|
||||
wsr.M1 \at1 // MAC16 option
|
||||
l32i \at1, \ptr, .Lxchal_ofs_+12
|
||||
wsr.M2 \at1 // MAC16 option
|
||||
l32i \at1, \ptr, .Lxchal_ofs_+16
|
||||
wsr.M3 \at1 // MAC16 option
|
||||
.set .Lxchal_ofs_, .Lxchal_ofs_ + 20
|
||||
.elseif ((XTHAL_SAS_OPT | XTHAL_SAS_NOCC | XTHAL_SAS_CALR) & ~(\alloc)) == 0
|
||||
xchal_sa_align \ptr, 0, 1004, 4, 4
|
||||
.set .Lxchal_ofs_, .Lxchal_ofs_ + 20
|
||||
.endif
|
||||
.endm // xchal_ncp_load
|
||||
|
||||
|
||||
#define XCHAL_NCP_NUM_ATMPS 1
|
||||
|
||||
#define XCHAL_SA_NUM_ATMPS 1
|
||||
|
||||
#endif /*_XTENSA_CORE_TIE_ASM_H*/
|
||||
|
||||
136
arch/xtensa/variants/de212/include/variant/tie.h
Normal file
136
arch/xtensa/variants/de212/include/variant/tie.h
Normal file
@ -0,0 +1,136 @@
|
||||
/*
|
||||
* tie.h -- compile-time HAL definitions dependent on CORE & TIE configuration
|
||||
*
|
||||
* NOTE: This header file is not meant to be included directly.
|
||||
*/
|
||||
|
||||
/* 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.
|
||||
|
||||
Copyright (c) 1999-2015 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_CORE_TIE_H
|
||||
#define _XTENSA_CORE_TIE_H
|
||||
|
||||
#define XCHAL_CP_NUM 0 /* number of coprocessors */
|
||||
#define XCHAL_CP_MAX 0 /* max CP ID + 1 (0 if none) */
|
||||
#define XCHAL_CP_MASK 0x00 /* bitmask of all CPs by ID */
|
||||
#define XCHAL_CP_PORT_MASK 0x00 /* bitmask of only port CPs */
|
||||
|
||||
/* Save area for non-coprocessor optional and custom (TIE) state: */
|
||||
#define XCHAL_NCP_SA_SIZE 28
|
||||
#define XCHAL_NCP_SA_ALIGN 4
|
||||
|
||||
/* Total save area for optional and custom state (NCP + CPn): */
|
||||
#define XCHAL_TOTAL_SA_SIZE 32 /* with 16-byte align padding */
|
||||
#define XCHAL_TOTAL_SA_ALIGN 4 /* 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 7
|
||||
#define XCHAL_NCP_SA_LIST(s) \
|
||||
XCHAL_SA_REG(s,1,0,0,1, acclo, 4, 4, 4,0x0210, sr,16 , 32,0,0,0) \
|
||||
XCHAL_SA_REG(s,1,0,0,1, acchi, 4, 4, 4,0x0211, sr,17 , 8,0,0,0) \
|
||||
XCHAL_SA_REG(s,0,0,0,1, scompare1, 4, 4, 4,0x020C, sr,12 , 32,0,0,0) \
|
||||
XCHAL_SA_REG(s,0,0,0,1, m0, 4, 4, 4,0x0220, sr,32 , 32,0,0,0) \
|
||||
XCHAL_SA_REG(s,0,0,0,1, m1, 4, 4, 4,0x0221, sr,33 , 32,0,0,0) \
|
||||
XCHAL_SA_REG(s,0,0,0,1, m2, 4, 4, 4,0x0222, sr,34 , 32,0,0,0) \
|
||||
XCHAL_SA_REG(s,0,0,0,1, m3, 4, 4, 4,0x0223, sr,35 , 32,0,0,0)
|
||||
|
||||
#define XCHAL_CP0_SA_NUM 0
|
||||
#define XCHAL_CP0_SA_LIST(s) /* empty */
|
||||
|
||||
#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 0
|
||||
#define XCHAL_CP6_SA_LIST(s) /* empty */
|
||||
|
||||
#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 3,3,3,3,3,3,3,3,2,2,2,2,2,2,3,3
|
||||
/* Byte length of instruction from its first byte, per FLIX. */
|
||||
#define XCHAL_BYTE0_FORMAT_LENGTHS \
|
||||
3,3,3,3,3,3,3,3,2,2,2,2,2,2,3,3, 3,3,3,3,3,3,3,3,2,2,2,2,2,2,3,3,\
|
||||
3,3,3,3,3,3,3,3,2,2,2,2,2,2,3,3, 3,3,3,3,3,3,3,3,2,2,2,2,2,2,3,3,\
|
||||
3,3,3,3,3,3,3,3,2,2,2,2,2,2,3,3, 3,3,3,3,3,3,3,3,2,2,2,2,2,2,3,3,\
|
||||
3,3,3,3,3,3,3,3,2,2,2,2,2,2,3,3, 3,3,3,3,3,3,3,3,2,2,2,2,2,2,3,3,\
|
||||
3,3,3,3,3,3,3,3,2,2,2,2,2,2,3,3, 3,3,3,3,3,3,3,3,2,2,2,2,2,2,3,3,\
|
||||
3,3,3,3,3,3,3,3,2,2,2,2,2,2,3,3, 3,3,3,3,3,3,3,3,2,2,2,2,2,2,3,3,\
|
||||
3,3,3,3,3,3,3,3,2,2,2,2,2,2,3,3, 3,3,3,3,3,3,3,3,2,2,2,2,2,2,3,3,\
|
||||
3,3,3,3,3,3,3,3,2,2,2,2,2,2,3,3, 3,3,3,3,3,3,3,3,2,2,2,2,2,2,3,3
|
||||
|
||||
#endif /*_XTENSA_CORE_TIE_H*/
|
||||
|
||||
Loading…
Reference in New Issue
Block a user