include/asm-xtensa/xtensa/config-linux_be/tie.h - maze/linux - Git at Google

 /*
  * xtensa/config/tie.h -- HAL definitions that are dependent on CORE and TIE configuration
  *
  *  This header file is sometimes referred to as the "compile-time HAL" or CHAL.
  *  It was generated for a specific Xtensa processor configuration,
  *  and furthermore for a specific set of TIE source files that extend
  *  basic core functionality.
  *
  *  Source for configuration-independent binaries (which link in a
  *  configuration-specific HAL library) must NEVER include this file.
  *  It is perfectly normal, however, for the HAL source itself to include this file.
  */

 /*
  * Copyright (c) 2003 Tensilica, Inc.  All Rights Reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2.1 of the GNU Lesser General Public
  * License as published by the Free Software Foundation.
  *
  * This program is distributed in the hope that it would be useful, but
  * WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * Further, this software is distributed without any warranty that it is
  * free of the rightful claim of any third person regarding infringement
  * or the like.  Any license provided herein, whether implied or
  * otherwise, applies only to this software file.  Patent licenses, if
  * any, provided herein do not apply to combinations of this program with
  * other software, or any other product whatsoever.
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this program; if not, write the Free Software
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307,
  * USA.
  */


 #ifndef XTENSA_CONFIG_TIE_H
 #define XTENSA_CONFIG_TIE_H

 #include <xtensa/hal.h>


 /*----------------------------------------------------------------------
 				GENERAL
   ----------------------------------------------------------------------*/

 /*
  *  Separators for macros that expand into arrays.
  *  These can be predefined by files that #include this one,
  *  when different separators are required.
  */
 /*  Element separator for macros that expand into 1-dimensional arrays:  */
 #ifndef XCHAL_SEP
 #define XCHAL_SEP			,
 #endif
 /*  Array separator for macros that expand into 2-dimensional arrays:  */
 #ifndef XCHAL_SEP2
 #define XCHAL_SEP2			},{
 #endif


 /*----------------------------------------------------------------------
 			COPROCESSORS and EXTRA STATE
   ----------------------------------------------------------------------*/

 #define XCHAL_CP_NUM			0	/* number of coprocessors */
 #define XCHAL_CP_MAX			0	/* max coprocessor id plus one (0 if none) */
 #define XCHAL_CP_MASK			0x00	/* bitmask of coprocessors by id */

 /*  Space for coprocessors' state save areas:  */
 #define XCHAL_CP0_SA_SIZE		0
 #define XCHAL_CP1_SA_SIZE		0
 #define XCHAL_CP2_SA_SIZE		0
 #define XCHAL_CP3_SA_SIZE		0
 #define XCHAL_CP4_SA_SIZE		0
 #define XCHAL_CP5_SA_SIZE		0
 #define XCHAL_CP6_SA_SIZE		0
 #define XCHAL_CP7_SA_SIZE		0
 /*  Minimum required alignments of CP state save areas:  */
 #define XCHAL_CP0_SA_ALIGN		1
 #define XCHAL_CP1_SA_ALIGN		1
 #define XCHAL_CP2_SA_ALIGN		1
 #define XCHAL_CP3_SA_ALIGN		1
 #define XCHAL_CP4_SA_ALIGN		1
 #define XCHAL_CP5_SA_ALIGN		1
 #define XCHAL_CP6_SA_ALIGN		1
 #define XCHAL_CP7_SA_ALIGN		1

 /*  Indexing macros:  */
 #define _XCHAL_CP_SA_SIZE(n)		XCHAL_CP ## n ## _SA_SIZE
 #define XCHAL_CP_SA_SIZE(n)		_XCHAL_CP_SA_SIZE(n)	/* n = 0 .. 7 */
 #define _XCHAL_CP_SA_ALIGN(n)		XCHAL_CP ## n ## _SA_ALIGN
 #define XCHAL_CP_SA_ALIGN(n)		_XCHAL_CP_SA_ALIGN(n)	/* n = 0 .. 7 */


 /*  Space for "extra" state (user special registers and non-cp TIE) save area:  */
 #define XCHAL_EXTRA_SA_SIZE		0
 #define XCHAL_EXTRA_SA_ALIGN		1

 /*  Total save area size (extra + all coprocessors)  */
 /*  (not useful until xthal_{save,restore}_all_extra() is implemented,  */
 /*   but included for Tor2 beta; doesn't account for alignment!):  */
 #define XCHAL_CPEXTRA_SA_SIZE_TOR2	0	/* Tor2Beta temporary definition -- do not use */

 /*  Combined required alignment for all CP and EXTRA state save areas  */
 /*  (does not include required alignment for any base config registers):  */
 #define XCHAL_CPEXTRA_SA_ALIGN		1

 /* ... */


 #ifdef _ASMLANGUAGE
 /*
  *  Assembly-language specific definitions (assembly macros, etc.).
  */
 #include <xtensa/config/specreg.h>

 /********************
  *  Macros to save and restore the non-coprocessor TIE portion of EXTRA state.
  */

 /* (none) */


 /********************
  *  Macros to create functions that save and restore all EXTRA (non-coprocessor) state
  *  (does not include zero-overhead loop registers and non-optional registers).
  */

 	/*
 	 *  Macro that expands to the body of a function that
 	 *  stores the extra (non-coprocessor) optional/custom state.
 	 *	Entry:	a2 = ptr to save area in which to save extra state
 	 *	Exit:	any register a2-a15 (?) may have been clobbered.
 	 */
 	.macro	xchal_extra_store_funcbody
 	.endm


 	/*
 	 *  Macro that expands to the body of a function that
 	 *  loads the extra (non-coprocessor) optional/custom state.
 	 *	Entry:	a2 = ptr to save area from which to restore extra state
 	 *	Exit:	any register a2-a15 (?) may have been clobbered.
 	 */
 	.macro	xchal_extra_load_funcbody
 	.endm


 /********************
  *  Macros to save and restore the state of each TIE coprocessor.
  */


 /********************
  *  Macros to create functions that save and restore the state of *any* TIE coprocessor.
  */

 	/*
 	 *  Macro that expands to the body of a function
 	 *  that stores the selected coprocessor's state (registers etc).
 	 *	Entry:	a2 = ptr to save area in which to save cp state
 	 *		a3 = coprocessor number
 	 *	Exit:	any register a2-a15 (?) may have been clobbered.
 	 */
 	.macro	xchal_cpi_store_funcbody
 	.endm


 	/*
 	 *  Macro that expands to the body of a function
 	 *  that loads the selected coprocessor's state (registers etc).
 	 *	Entry:	a2 = ptr to save area from which to restore cp state
 	 *		a3 = coprocessor number
 	 *	Exit:	any register a2-a15 (?) may have been clobbered.
 	 */
 	.macro	xchal_cpi_load_funcbody
 	.endm

 #endif /*_ASMLANGUAGE*/


 /*
  *  Contents of save areas in terms of libdb register numbers.
  *  NOTE:  CONTENTS_LIBDB_{UREG,REGF} macros are not defined in this file;
  *  it is up to the user of this header file to define these macros
  *  usefully before each expansion of the CONTENTS_LIBDB macros.
  *  (Fields rsv[123] are reserved for future additions; they are currently
  *   set to zero but may be set to some useful values in the future.)
  *
  *	CONTENTS_LIBDB_SREG(libdbnum, offset, size, align, rsv1, name, sregnum, bitmask, rsv2, rsv3)
  *	CONTENTS_LIBDB_UREG(libdbnum, offset, size, align, rsv1, name, uregnum, bitmask, rsv2, rsv3)
  *	CONTENTS_LIBDB_REGF(libdbnum, offset, size, align, rsv1, name, index, numentries, contentsize, regname_base, regfile_name, rsv2, rsv3)
  */

 #define XCHAL_EXTRA_SA_CONTENTS_LIBDB_NUM	0
 #define XCHAL_EXTRA_SA_CONTENTS_LIBDB	/* empty */

 #define XCHAL_CP0_SA_CONTENTS_LIBDB_NUM	0
 #define XCHAL_CP0_SA_CONTENTS_LIBDB	/* empty */

 #define XCHAL_CP1_SA_CONTENTS_LIBDB_NUM	0
 #define XCHAL_CP1_SA_CONTENTS_LIBDB	/* empty */

 #define XCHAL_CP2_SA_CONTENTS_LIBDB_NUM	0
 #define XCHAL_CP2_SA_CONTENTS_LIBDB	/* empty */

 #define XCHAL_CP3_SA_CONTENTS_LIBDB_NUM	0
 #define XCHAL_CP3_SA_CONTENTS_LIBDB	/* empty */

 #define XCHAL_CP4_SA_CONTENTS_LIBDB_NUM	0
 #define XCHAL_CP4_SA_CONTENTS_LIBDB	/* empty */

 #define XCHAL_CP5_SA_CONTENTS_LIBDB_NUM	0
 #define XCHAL_CP5_SA_CONTENTS_LIBDB	/* empty */

 #define XCHAL_CP6_SA_CONTENTS_LIBDB_NUM	0
 #define XCHAL_CP6_SA_CONTENTS_LIBDB	/* empty */

 #define XCHAL_CP7_SA_CONTENTS_LIBDB_NUM	0
 #define XCHAL_CP7_SA_CONTENTS_LIBDB	/* empty */


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

 #if 0	/* is there something equivalent for user TIE? */
 #define XCHAL_CORE_ID			"linux_be"	/* configuration's alphanumeric core identifier
 							   (CoreID) set in the Xtensa Processor Generator */

 #define XCHAL_BUILD_UNIQUE_ID		0x00003256	/* software build-unique ID (22-bit) */

 /*  These definitions describe the hardware targeted by this software:  */
 #define XCHAL_HW_CONFIGID0		0xC103D1FF	/* config ID reg 0 value (upper 32 of 64 bits) */
 #define XCHAL_HW_CONFIGID1		0x00803256	/* config ID reg 1 value (lower 32 of 64 bits) */
 #define XCHAL_CONFIGID0			XCHAL_HW_CONFIGID0	/* for backward compatibility only -- don't use! */
 #define XCHAL_CONFIGID1			XCHAL_HW_CONFIGID1	/* for backward compatibility only -- don't use! */
 #define XCHAL_HW_RELEASE_MAJOR		1050	/* major release of targeted hardware */
 #define XCHAL_HW_RELEASE_MINOR		1	/* minor release of targeted hardware */
 #define XCHAL_HW_RELEASE_NAME		"T1050.1"	/* full release name of targeted hardware */
 #define XTHAL_HW_REL_T1050	1
 #define XTHAL_HW_REL_T1050_1	1
 #define XCHAL_HW_CONFIGID_RELIABLE	1
 #endif /*0*/


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

 #if 0	/* these probably don't belong here, but are related to or implemented using TIE */
 #define XCHAL_HAVE_BOOLEANS		0	/* 1 if booleans option configured, 0 otherwise */
 /*  Misc instructions:  */
 #define XCHAL_HAVE_MUL32		0	/* 1 if 32-bit integer multiply option configured, 0 otherwise */
 #define XCHAL_HAVE_MUL32_HIGH		0	/* 1 if MUL32 option includes MULUH and MULSH, 0 otherwise */

 #define XCHAL_HAVE_FP			0	/* 1 if floating point option configured, 0 otherwise */
 #endif /*0*/


 #endif /*XTENSA_CONFIG_TIE_H*/
	/*
	* xtensa/config/tie.h -- HAL definitions that are dependent on CORE and TIE configuration
	*
	* This header file is sometimes referred to as the "compile-time HAL" or CHAL.
	* It was generated for a specific Xtensa processor configuration,
	* and furthermore for a specific set of TIE source files that extend
	* basic core functionality.
	*
	* Source for configuration-independent binaries (which link in a
	* configuration-specific HAL library) must NEVER include this file.
	* It is perfectly normal, however, for the HAL source itself to include this file.
	*/

	/*
	* Copyright (c) 2003 Tensilica, Inc. All Rights Reserved.
	*
	* This program is free software; you can redistribute it and/or modify
	* it under the terms of version 2.1 of the GNU Lesser General Public
	* License as published by the Free Software Foundation.
	*
	* This program is distributed in the hope that it would be useful, but
	* WITHOUT ANY WARRANTY; without even the implied warranty of
	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
	*
	* Further, this software is distributed without any warranty that it is
	* free of the rightful claim of any third person regarding infringement
	* or the like. Any license provided herein, whether implied or
	* otherwise, applies only to this software file. Patent licenses, if
	* any, provided herein do not apply to combinations of this program with
	* other software, or any other product whatsoever.
	*
	* You should have received a copy of the GNU Lesser General Public
	* License along with this program; if not, write the Free Software
	* Foundation, Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307,
	* USA.
	*/


	#ifndef XTENSA_CONFIG_TIE_H
	#define XTENSA_CONFIG_TIE_H

	#include <xtensa/hal.h>


	/*----------------------------------------------------------------------
	GENERAL
	----------------------------------------------------------------------*/

	/*
	* Separators for macros that expand into arrays.
	* These can be predefined by files that #include this one,
	* when different separators are required.
	*/
	/* Element separator for macros that expand into 1-dimensional arrays: */
	#ifndef XCHAL_SEP
	#define XCHAL_SEP ,
	#endif
	/* Array separator for macros that expand into 2-dimensional arrays: */
	#ifndef XCHAL_SEP2
	#define XCHAL_SEP2 },{
	#endif






	/*----------------------------------------------------------------------
	COPROCESSORS and EXTRA STATE
	----------------------------------------------------------------------*/

	#define XCHAL_CP_NUM 0 /* number of coprocessors */
	#define XCHAL_CP_MAX 0 /* max coprocessor id plus one (0 if none) */
	#define XCHAL_CP_MASK 0x00 /* bitmask of coprocessors by id */

	/* Space for coprocessors' state save areas: */
	#define XCHAL_CP0_SA_SIZE 0
	#define XCHAL_CP1_SA_SIZE 0
	#define XCHAL_CP2_SA_SIZE 0
	#define XCHAL_CP3_SA_SIZE 0
	#define XCHAL_CP4_SA_SIZE 0
	#define XCHAL_CP5_SA_SIZE 0
	#define XCHAL_CP6_SA_SIZE 0
	#define XCHAL_CP7_SA_SIZE 0
	/* Minimum required alignments of CP state save areas: */
	#define XCHAL_CP0_SA_ALIGN 1
	#define XCHAL_CP1_SA_ALIGN 1
	#define XCHAL_CP2_SA_ALIGN 1
	#define XCHAL_CP3_SA_ALIGN 1
	#define XCHAL_CP4_SA_ALIGN 1
	#define XCHAL_CP5_SA_ALIGN 1
	#define XCHAL_CP6_SA_ALIGN 1
	#define XCHAL_CP7_SA_ALIGN 1

	/* Indexing macros: */
	#define _XCHAL_CP_SA_SIZE(n) XCHAL_CP ## n ## _SA_SIZE
	#define XCHAL_CP_SA_SIZE(n) _XCHAL_CP_SA_SIZE(n) /* n = 0 .. 7 */
	#define _XCHAL_CP_SA_ALIGN(n) XCHAL_CP ## n ## _SA_ALIGN
	#define XCHAL_CP_SA_ALIGN(n) _XCHAL_CP_SA_ALIGN(n) /* n = 0 .. 7 */


	/* Space for "extra" state (user special registers and non-cp TIE) save area: */
	#define XCHAL_EXTRA_SA_SIZE 0
	#define XCHAL_EXTRA_SA_ALIGN 1

	/* Total save area size (extra + all coprocessors) */
	/* (not useful until xthal_{save,restore}_all_extra() is implemented, */
	/* but included for Tor2 beta; doesn't account for alignment!): */
	#define XCHAL_CPEXTRA_SA_SIZE_TOR2 0 /* Tor2Beta temporary definition -- do not use */

	/* Combined required alignment for all CP and EXTRA state save areas */
	/* (does not include required alignment for any base config registers): */
	#define XCHAL_CPEXTRA_SA_ALIGN 1

	/* ... */


	#ifdef _ASMLANGUAGE
	/*
	* Assembly-language specific definitions (assembly macros, etc.).
	*/
	#include <xtensa/config/specreg.h>

	/********************
	* Macros to save and restore the non-coprocessor TIE portion of EXTRA state.
	*/

	/* (none) */


	/********************
	* Macros to create functions that save and restore all EXTRA (non-coprocessor) state
	* (does not include zero-overhead loop registers and non-optional registers).
	*/

	/*
	* Macro that expands to the body of a function that
	* stores the extra (non-coprocessor) optional/custom state.
	* Entry: a2 = ptr to save area in which to save extra state
	* Exit: any register a2-a15 (?) may have been clobbered.
	*/
	.macro xchal_extra_store_funcbody
	.endm


	/*
	* Macro that expands to the body of a function that
	* loads the extra (non-coprocessor) optional/custom state.
	* Entry: a2 = ptr to save area from which to restore extra state
	* Exit: any register a2-a15 (?) may have been clobbered.
	*/
	.macro xchal_extra_load_funcbody
	.endm


	/********************
	* Macros to save and restore the state of each TIE coprocessor.
	*/



	/********************
	* Macros to create functions that save and restore the state of any TIE coprocessor.
	*/

	/*
	* Macro that expands to the body of a function
	* that stores the selected coprocessor's state (registers etc).
	* Entry: a2 = ptr to save area in which to save cp state
	* a3 = coprocessor number
	* Exit: any register a2-a15 (?) may have been clobbered.
	*/
	.macro xchal_cpi_store_funcbody
	.endm


	/*
	* Macro that expands to the body of a function
	* that loads the selected coprocessor's state (registers etc).
	* Entry: a2 = ptr to save area from which to restore cp state
	* a3 = coprocessor number
	* Exit: any register a2-a15 (?) may have been clobbered.
	*/
	.macro xchal_cpi_load_funcbody
	.endm

	#endif /_ASMLANGUAGE/


	/*
	* Contents of save areas in terms of libdb register numbers.
	* NOTE: CONTENTS_LIBDB_{UREG,REGF} macros are not defined in this file;
	* it is up to the user of this header file to define these macros
	* usefully before each expansion of the CONTENTS_LIBDB macros.
	* (Fields rsv[123] are reserved for future additions; they are currently
	* set to zero but may be set to some useful values in the future.)
	*
	* CONTENTS_LIBDB_SREG(libdbnum, offset, size, align, rsv1, name, sregnum, bitmask, rsv2, rsv3)
	* CONTENTS_LIBDB_UREG(libdbnum, offset, size, align, rsv1, name, uregnum, bitmask, rsv2, rsv3)
	* CONTENTS_LIBDB_REGF(libdbnum, offset, size, align, rsv1, name, index, numentries, contentsize, regname_base, regfile_name, rsv2, rsv3)
	*/

	#define XCHAL_EXTRA_SA_CONTENTS_LIBDB_NUM 0
	#define XCHAL_EXTRA_SA_CONTENTS_LIBDB /* empty */

	#define XCHAL_CP0_SA_CONTENTS_LIBDB_NUM 0
	#define XCHAL_CP0_SA_CONTENTS_LIBDB /* empty */

	#define XCHAL_CP1_SA_CONTENTS_LIBDB_NUM 0
	#define XCHAL_CP1_SA_CONTENTS_LIBDB /* empty */

	#define XCHAL_CP2_SA_CONTENTS_LIBDB_NUM 0
	#define XCHAL_CP2_SA_CONTENTS_LIBDB /* empty */

	#define XCHAL_CP3_SA_CONTENTS_LIBDB_NUM 0
	#define XCHAL_CP3_SA_CONTENTS_LIBDB /* empty */

	#define XCHAL_CP4_SA_CONTENTS_LIBDB_NUM 0
	#define XCHAL_CP4_SA_CONTENTS_LIBDB /* empty */

	#define XCHAL_CP5_SA_CONTENTS_LIBDB_NUM 0
	#define XCHAL_CP5_SA_CONTENTS_LIBDB /* empty */

	#define XCHAL_CP6_SA_CONTENTS_LIBDB_NUM 0
	#define XCHAL_CP6_SA_CONTENTS_LIBDB /* empty */

	#define XCHAL_CP7_SA_CONTENTS_LIBDB_NUM 0
	#define XCHAL_CP7_SA_CONTENTS_LIBDB /* empty */






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

	#if 0 /* is there something equivalent for user TIE? */
	#define XCHAL_CORE_ID "linux_be" /* configuration's alphanumeric core identifier
	(CoreID) set in the Xtensa Processor Generator */

	#define XCHAL_BUILD_UNIQUE_ID 0x00003256 /* software build-unique ID (22-bit) */

	/* These definitions describe the hardware targeted by this software: */
	#define XCHAL_HW_CONFIGID0 0xC103D1FF /* config ID reg 0 value (upper 32 of 64 bits) */
	#define XCHAL_HW_CONFIGID1 0x00803256 /* config ID reg 1 value (lower 32 of 64 bits) */
	#define XCHAL_CONFIGID0 XCHAL_HW_CONFIGID0 /* for backward compatibility only -- don't use! */
	#define XCHAL_CONFIGID1 XCHAL_HW_CONFIGID1 /* for backward compatibility only -- don't use! */
	#define XCHAL_HW_RELEASE_MAJOR 1050 /* major release of targeted hardware */
	#define XCHAL_HW_RELEASE_MINOR 1 /* minor release of targeted hardware */
	#define XCHAL_HW_RELEASE_NAME "T1050.1" /* full release name of targeted hardware */
	#define XTHAL_HW_REL_T1050 1
	#define XTHAL_HW_REL_T1050_1 1
	#define XCHAL_HW_CONFIGID_RELIABLE 1
	#endif /0/



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

	#if 0 /* these probably don't belong here, but are related to or implemented using TIE */
	#define XCHAL_HAVE_BOOLEANS 0 /* 1 if booleans option configured, 0 otherwise */
	/* Misc instructions: */
	#define XCHAL_HAVE_MUL32 0 /* 1 if 32-bit integer multiply option configured, 0 otherwise */
	#define XCHAL_HAVE_MUL32_HIGH 0 /* 1 if MUL32 option includes MULUH and MULSH, 0 otherwise */

	#define XCHAL_HAVE_FP 0 /* 1 if floating point option configured, 0 otherwise */
	#endif /0/


	#endif /XTENSA_CONFIG_TIE_H/