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* DSP-BIOS Bridge driver support functions for TI OMAP processors.
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* Copyright (C) 2005-2006 Texas Instruments, Inc.
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* This package is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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* THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
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* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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#ifndef _RELOC_TABLE_H_
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#define _RELOC_TABLE_H_
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* Table of relocation operator properties
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#include <linux/types.h>
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/* How does this relocation operation access the program image? */
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#define ROP_N 0 /* does not access image */
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#define ROP_R 1 /* read from image */
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#define ROP_W 2 /* write to image */
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#define ROP_RW 3 /* read from and write to image */
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/* For program image access, what are the overflow rules for the bit field? */
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/* Beware! Procedure repack depends on this encoding */
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#define ROP_ANY 0 /* no overflow ever, just truncate the value */
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#define ROP_SGN 1 /* signed field */
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#define ROP_UNS 2 /* unsigned field */
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#define ROP_MAX 3 /* allow maximum range of either signed or unsigned */
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/* How does the relocation operation use the symbol reference */
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#define ROP_IGN 0 /* no symbol is referenced */
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#define ROP_LIT 0 /* use rp->UVAL literal field */
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#define ROP_SYM 1 /* symbol value is used in relocation */
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#define ROP_SYMD 2 /* delta value vs last link is used */
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/* How does the reloc op use the stack? */
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#define RSTK_N 0 /* Does not use */
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#define RSTK_POP 1 /* Does a POP */
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#define RSTK_UOP 2 /* Unary op, stack position unaffected */
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#define RSTK_PSH 3 /* Does a push */
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* Computational actions performed by the dynamic loader
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/* don't alter the current val (from stack or mem fetch) */
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/* set value to reference amount (from symbol reference) */
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RACT_ADD, /* add reference to value */
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RACT_PCR, /* add reference minus PC delta to value */
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RACT_ADDISP, /* add reference plus R_DISP */
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RACT_ASGPC, /* set value to section addr plus reference */
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RACT_PLUS, /* stack + */
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RACT_SUB, /* stack - */
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RACT_NEG, /* stack unary - */
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RACT_MPY, /* stack * */
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RACT_DIV, /* stack / */
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RACT_MOD, /* stack % */
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RACT_SR, /* stack unsigned >> */
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RACT_ASR, /* stack signed >> */
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RACT_SL, /* stack << */
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RACT_AND, /* stack & */
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RACT_OR, /* stack | */
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RACT_XOR, /* stack ^ */
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RACT_NOT, /* stack ~ */
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RACT_C6SECT, /* for C60 R_SECT op */
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RACT_C6BASE, /* for C60 R_BASE op */
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RACT_C6DSPL, /* for C60 scaled 15-bit displacement */
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RACT_PCR23T /* for ARM Thumb long branch */
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* macros used to extract values
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#define RFV_POSN(aaa) ((aaa) & 0xF)
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#define RFV_WIDTH(aaa) (((aaa) >> 4) & 0x3F)
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#define RFV_ACTION(aaa) ((aaa) >> 10)
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#define RFV_SIGN(iii) (((iii) >> 2) & 0x3)
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#define RFV_SYM(iii) (((iii) >> 4) & 0x3)
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#define RFV_STK(iii) (((iii) >> 6) & 0x3)
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#define RFV_ACCS(iii) ((iii) & 0x3)
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#define RFV_SCALE(iii) ((iii) >> 11)
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#define RFV_BIGOFF(iii) (((iii) >> 8) & 0x7)
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#define RFV_BIGOFF(iii) ((iii) >> 8)
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#endif /* _RELOC_TABLE_H_ */