190 lines
8.9 KiB
C
190 lines
8.9 KiB
C
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/*
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* tie.h -- compile-time HAL definitions dependent on CORE & TIE configuration
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*
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* NOTE: This header file is not meant to be included directly.
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*/
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/* This header file describes this specific Xtensa processor's TIE extensions
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that extend basic Xtensa core functionality. It is customized to this
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Xtensa processor configuration.
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Copyright (c) 1999-2014 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_TIE_H
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#define _XTENSA_CORE_TIE_H
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#define XCHAL_CP_NUM 2 /* number of coprocessors */
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#define XCHAL_CP_MAX 8 /* max CP ID + 1 (0 if none) */
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#define XCHAL_CP_MASK 0x82 /* bitmask of all CPs by ID */
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#define XCHAL_CP_PORT_MASK 0x80 /* bitmask of only port CPs */
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/* Basic parameters of each coprocessor: */
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#define XCHAL_CP1_NAME "AudioEngineLX"
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#define XCHAL_CP1_IDENT AudioEngineLX
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#define XCHAL_CP1_SA_SIZE 184 /* size of state save area */
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#define XCHAL_CP1_SA_ALIGN 8 /* min alignment of save area */
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#define XCHAL_CP_ID_AUDIOENGINELX 1 /* coprocessor ID (0..7) */
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#define XCHAL_CP7_NAME "XTIOP"
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#define XCHAL_CP7_IDENT XTIOP
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#define XCHAL_CP7_SA_SIZE 0 /* size of state save area */
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#define XCHAL_CP7_SA_ALIGN 1 /* min alignment of save area */
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#define XCHAL_CP_ID_XTIOP 7 /* coprocessor ID (0..7) */
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/* Filler info for unassigned coprocessors, to simplify arrays etc: */
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#define XCHAL_CP0_SA_SIZE 0
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#define XCHAL_CP0_SA_ALIGN 1
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#define XCHAL_CP2_SA_SIZE 0
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#define XCHAL_CP2_SA_ALIGN 1
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#define XCHAL_CP3_SA_SIZE 0
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#define XCHAL_CP3_SA_ALIGN 1
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#define XCHAL_CP4_SA_SIZE 0
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#define XCHAL_CP4_SA_ALIGN 1
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#define XCHAL_CP5_SA_SIZE 0
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#define XCHAL_CP5_SA_ALIGN 1
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#define XCHAL_CP6_SA_SIZE 0
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#define XCHAL_CP6_SA_ALIGN 1
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/* Save area for non-coprocessor optional and custom (TIE) state: */
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#define XCHAL_NCP_SA_SIZE 36
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#define XCHAL_NCP_SA_ALIGN 4
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/* Total save area for optional and custom state (NCP + CPn): */
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#define XCHAL_TOTAL_SA_SIZE 240 /* with 16-byte align padding */
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#define XCHAL_TOTAL_SA_ALIGN 8 /* actual minimum alignment */
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/*
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* Detailed contents of save areas.
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* NOTE: caller must define the XCHAL_SA_REG macro (not defined here)
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* before expanding the XCHAL_xxx_SA_LIST() macros.
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*
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* XCHAL_SA_REG(s,ccused,abikind,kind,opt,name,galign,align,asize,
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* dbnum,base,regnum,bitsz,gapsz,reset,x...)
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*
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* s = passed from XCHAL_*_LIST(s), eg. to select how to expand
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* ccused = set if used by compiler without special options or code
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* abikind = 0 (caller-saved), 1 (callee-saved), or 2 (thread-global)
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* kind = 0 (special reg), 1 (TIE user reg), or 2 (TIE regfile reg)
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* opt = 0 (custom TIE extension or coprocessor), or 1 (optional reg)
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* name = lowercase reg name (no quotes)
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* galign = group byte alignment (power of 2) (galign >= align)
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* align = register byte alignment (power of 2)
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* asize = allocated size in bytes (asize*8 == bitsz + gapsz + padsz)
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* (not including any pad bytes required to galign this or next reg)
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* dbnum = unique target number f/debug (see <xtensa-libdb-macros.h>)
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* base = reg shortname w/o index (or sr=special, ur=TIE user reg)
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* regnum = reg index in regfile, or special/TIE-user reg number
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* bitsz = number of significant bits (regfile width, or ur/sr mask bits)
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* gapsz = intervening bits, if bitsz bits not stored contiguously
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* (padsz = pad bits at end [TIE regfile] or at msbits [ur,sr] of asize)
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* reset = register reset value (or 0 if undefined at reset)
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* x = reserved for future use (0 until then)
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*
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* To filter out certain registers, e.g. to expand only the non-global
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* registers used by the compiler, you can do something like this:
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*
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* #define XCHAL_SA_REG(s,ccused,p...) SELCC##ccused(p)
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* #define SELCC0(p...)
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* #define SELCC1(abikind,p...) SELAK##abikind(p)
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* #define SELAK0(p...) REG(p)
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* #define SELAK1(p...) REG(p)
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* #define SELAK2(p...)
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* #define REG(kind,tie,name,galn,aln,asz,csz,dbnum,base,rnum,bsz,rst,x...) \
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* ...what you want to expand...
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*/
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#define XCHAL_NCP_SA_NUM 9
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#define XCHAL_NCP_SA_LIST(s) \
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XCHAL_SA_REG(s,1,2,1,1, threadptr, 4, 4, 4,0x03E7, ur,231, 32,0,0,0) \
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XCHAL_SA_REG(s,1,0,0,1, acclo, 4, 4, 4,0x0210, sr,16 , 32,0,0,0) \
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XCHAL_SA_REG(s,1,0,0,1, acchi, 4, 4, 4,0x0211, sr,17 , 8,0,0,0) \
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XCHAL_SA_REG(s,0,0,0,1, m0, 4, 4, 4,0x0220, sr,32 , 32,0,0,0) \
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XCHAL_SA_REG(s,0,0,0,1, m1, 4, 4, 4,0x0221, sr,33 , 32,0,0,0) \
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XCHAL_SA_REG(s,0,0,0,1, m2, 4, 4, 4,0x0222, sr,34 , 32,0,0,0) \
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XCHAL_SA_REG(s,0,0,0,1, m3, 4, 4, 4,0x0223, sr,35 , 32,0,0,0) \
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XCHAL_SA_REG(s,0,0,0,1, br, 4, 4, 4,0x0204, sr,4 , 16,0,0,0) \
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XCHAL_SA_REG(s,0,0,0,1, scompare1, 4, 4, 4,0x020C, sr,12 , 32,0,0,0)
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#define XCHAL_CP0_SA_NUM 0
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#define XCHAL_CP0_SA_LIST(s) /* empty */
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#define XCHAL_CP1_SA_NUM 26
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#define XCHAL_CP1_SA_LIST(s) \
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XCHAL_SA_REG(s,0,0,1,0, ae_ovf_sar, 8, 4, 4,0x03F0, ur,240, 8,0,0,0) \
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XCHAL_SA_REG(s,0,0,1,0, ae_bithead, 4, 4, 4,0x03F1, ur,241, 32,0,0,0) \
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XCHAL_SA_REG(s,0,0,1,0,ae_ts_fts_bu_bp, 4, 4, 4,0x03F2, ur,242, 16,0,0,0) \
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XCHAL_SA_REG(s,0,0,1,0, ae_cw_sd_no, 4, 4, 4,0x03F3, ur,243, 29,0,0,0) \
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XCHAL_SA_REG(s,0,0,1,0, ae_cbegin0, 4, 4, 4,0x03F6, ur,246, 32,0,0,0) \
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XCHAL_SA_REG(s,0,0,1,0, ae_cend0, 4, 4, 4,0x03F7, ur,247, 32,0,0,0) \
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XCHAL_SA_REG(s,0,0,2,0, aed0, 8, 8, 8,0x1010, aed,0 , 64,0,0,0) \
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XCHAL_SA_REG(s,0,0,2,0, aed1, 8, 8, 8,0x1011, aed,1 , 64,0,0,0) \
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XCHAL_SA_REG(s,0,0,2,0, aed2, 8, 8, 8,0x1012, aed,2 , 64,0,0,0) \
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XCHAL_SA_REG(s,0,0,2,0, aed3, 8, 8, 8,0x1013, aed,3 , 64,0,0,0) \
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XCHAL_SA_REG(s,0,0,2,0, aed4, 8, 8, 8,0x1014, aed,4 , 64,0,0,0) \
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XCHAL_SA_REG(s,0,0,2,0, aed5, 8, 8, 8,0x1015, aed,5 , 64,0,0,0) \
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XCHAL_SA_REG(s,0,0,2,0, aed6, 8, 8, 8,0x1016, aed,6 , 64,0,0,0) \
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XCHAL_SA_REG(s,0,0,2,0, aed7, 8, 8, 8,0x1017, aed,7 , 64,0,0,0) \
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XCHAL_SA_REG(s,0,0,2,0, aed8, 8, 8, 8,0x1018, aed,8 , 64,0,0,0) \
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XCHAL_SA_REG(s,0,0,2,0, aed9, 8, 8, 8,0x1019, aed,9 , 64,0,0,0) \
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XCHAL_SA_REG(s,0,0,2,0, aed10, 8, 8, 8,0x101A, aed,10 , 64,0,0,0) \
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XCHAL_SA_REG(s,0,0,2,0, aed11, 8, 8, 8,0x101B, aed,11 , 64,0,0,0) \
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XCHAL_SA_REG(s,0,0,2,0, aed12, 8, 8, 8,0x101C, aed,12 , 64,0,0,0) \
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XCHAL_SA_REG(s,0,0,2,0, aed13, 8, 8, 8,0x101D, aed,13 , 64,0,0,0) \
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XCHAL_SA_REG(s,0,0,2,0, aed14, 8, 8, 8,0x101E, aed,14 , 64,0,0,0) \
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XCHAL_SA_REG(s,0,0,2,0, aed15, 8, 8, 8,0x101F, aed,15 , 64,0,0,0) \
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XCHAL_SA_REG(s,0,0,2,0, u0, 8, 8, 8,0x1020, u,0 , 64,0,0,0) \
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XCHAL_SA_REG(s,0,0,2,0, u1, 8, 8, 8,0x1021, u,1 , 64,0,0,0) \
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XCHAL_SA_REG(s,0,0,2,0, u2, 8, 8, 8,0x1022, u,2 , 64,0,0,0) \
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XCHAL_SA_REG(s,0,0,2,0, u3, 8, 8, 8,0x1023, u,3 , 64,0,0,0)
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#define XCHAL_CP2_SA_NUM 0
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#define XCHAL_CP2_SA_LIST(s) /* empty */
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#define XCHAL_CP3_SA_NUM 0
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#define XCHAL_CP3_SA_LIST(s) /* empty */
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#define XCHAL_CP4_SA_NUM 0
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#define XCHAL_CP4_SA_LIST(s) /* empty */
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#define XCHAL_CP5_SA_NUM 0
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#define XCHAL_CP5_SA_LIST(s) /* empty */
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#define XCHAL_CP6_SA_NUM 0
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#define XCHAL_CP6_SA_LIST(s) /* empty */
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#define XCHAL_CP7_SA_NUM 0
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#define XCHAL_CP7_SA_LIST(s) /* empty */
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/* Byte length of instruction from its first nibble (op0 field), per FLIX. */
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#define XCHAL_OP0_FORMAT_LENGTHS 3,3,3,3,3,3,3,3,2,2,2,2,2,2,8,8
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/* Byte length of instruction from its first byte, per FLIX. */
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#define XCHAL_BYTE0_FORMAT_LENGTHS \
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3,3,3,3,3,3,3,3,2,2,2,2,2,2,8,8, 3,3,3,3,3,3,3,3,2,2,2,2,2,2,8,8,\
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3,3,3,3,3,3,3,3,2,2,2,2,2,2,8,8, 3,3,3,3,3,3,3,3,2,2,2,2,2,2,8,8,\
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3,3,3,3,3,3,3,3,2,2,2,2,2,2,8,8, 3,3,3,3,3,3,3,3,2,2,2,2,2,2,8,8,\
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3,3,3,3,3,3,3,3,2,2,2,2,2,2,8,8, 3,3,3,3,3,3,3,3,2,2,2,2,2,2,8,8,\
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3,3,3,3,3,3,3,3,2,2,2,2,2,2,8,8, 3,3,3,3,3,3,3,3,2,2,2,2,2,2,8,8,\
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3,3,3,3,3,3,3,3,2,2,2,2,2,2,8,8, 3,3,3,3,3,3,3,3,2,2,2,2,2,2,8,8,\
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3,3,3,3,3,3,3,3,2,2,2,2,2,2,8,8, 3,3,3,3,3,3,3,3,2,2,2,2,2,2,8,8,\
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3,3,3,3,3,3,3,3,2,2,2,2,2,2,8,8, 3,3,3,3,3,3,3,3,2,2,2,2,2,2,8,8
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#endif /*_XTENSA_CORE_TIE_H*/
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