cpu_defs.h

基于ADI BLACKFIN的jbig压缩和解压缩程序

/*
 *  TOPPERS/JSP Kernel
 *      Toyohashi Open Platform for Embedded Real-Time Systems/
 *      Just Standard Profile Kernel
 * 
 *  Copyright (C) 2000-2003 by Embedded and Real-Time Systems Laboratory
 *                              Toyohashi Univ. of Technology, JAPAN
 *
 *  TOPPERS/JSP for Blackfin
 *
 *  Copyright (C) 2004 by Suikan
 *  Copyright (C) 2004 by Ujinosuke
 *
 *  忋婰挊嶌尃幰偼丆埲壓偺 (1)乣(4) 偺忦審偐丆Free Software Foundation 
 *  偵傛偭偰岞昞偝傟偰偄傞 GNU General Public License 偺 Version 2 偵婰
 *  弎偝傟偰偄傞忦審傪枮偨偡応崌偵尷傝丆杮僜僼僩僂僃傾乮杮僜僼僩僂僃傾
 *  傪夵曄偟偨傕偺傪娷傓丏埲壓摨偠乯傪巊梡丒暋惢丒夵曄丒嵞攝晍乮埲壓丆
 *  棙梡偲屇傇乯偡傞偙偲傪柍彏偱嫋戻偡傞丏
 *  (1) 杮僜僼僩僂僃傾傪僜乕僗僐乕僪偺宍偱棙梡偡傞応崌偵偼丆忋婰偺挊嶌
 *      尃昞帵丆偙偺棙梡忦審偍傛傃壓婰偺柍曐徹婯掕偑丆偦偺傑傑偺宍偱僜乕
 *      僗僐乕僪拞偵娷傑傟偰偄傞偙偲丏
 *  (2) 杮僜僼僩僂僃傾傪丆儔僀僽儔儕宍幃側偳丆懠偺僜僼僩僂僃傾奐敪偵巊
 *      梡偱偒傞宍偱嵞攝晍偡傞応崌偵偼丆嵞攝晍偵敽偆僪僉儏儊儞僩乮棙梡
 *      幰儅僯儏傾儖側偳乯偵丆忋婰偺挊嶌尃昞帵丆偙偺棙梡忦審偍傛傃壓婰
 *      偺柍曐徹婯掕傪宖嵹偡傞偙偲丏
 *  (3) 杮僜僼僩僂僃傾傪丆婡婍偵慻傒崬傓側偳丆懠偺僜僼僩僂僃傾奐敪偵巊
 *      梡偱偒側偄宍偱嵞攝晍偡傞応崌偵偼丆師偺偄偢傟偐偺忦審傪枮偨偡偙
 *      偲丏
 *    (a) 嵞攝晍偵敽偆僪僉儏儊儞僩乮棙梡幰儅僯儏傾儖側偳乯偵丆忋婰偺挊
 *        嶌尃昞帵丆偙偺棙梡忦審偍傛傃壓婰偺柍曐徹婯掕傪宖嵹偡傞偙偲丏
 *    (b) 嵞攝晍偺宍懺傪丆暿偵掕傔傞曽朄偵傛偭偰丆TOPPERS僾儘僕僃僋僩偵
 *        曬崘偡傞偙偲丏
 *  (4) 杮僜僼僩僂僃傾偺棙梡偵傛傝捈愙揑傑偨偼娫愙揑偵惗偠傞偄偐側傞懝
 *      奞偐傜傕丆忋婰挊嶌尃幰偍傛傃TOPPERS僾儘僕僃僋僩傪柶愑偡傞偙偲丏
 * 
 *  杮僜僼僩僂僃傾偼丆柍曐徹偱採嫙偝傟偰偄傞傕偺偱偁傞丏忋婰挊嶌尃幰偍
 *  傛傃TOPPERS僾儘僕僃僋僩偼丆杮僜僼僩僂僃傾偵娭偟偰丆偦偺揔梡壜擻惈傕
 *  娷傔偰丆偄偐側傞曐徹傕峴傢側偄丏傑偨丆杮僜僼僩僂僃傾偺棙梡偵傛傝捈
 *  愙揑傑偨偼娫愙揑偵惗偠偨偄偐側傞懝奞偵娭偟偰傕丆偦偺愑擟傪晧傢側偄丏
 * 
 *  
 */


/*
 *	僾儘僙僢僒偵埶懚偡傞傾僾儕働乕僔儑儞梡帒尮偺掕媊乮BLACKfin梡乯
 *
 *  偙偺僀儞僋儖乕僪僼傽僀儖偼丆kernel.h 偲 sil.h 偱僀儞僋儖乕僪偝傟傞丏
 *  懠偺僼傽僀儖偐傜捈愙僀儞僋儖乕僪偡傞偙偲偼側偄丏偙偺僼傽僀儖傪僀儞
 *  僋儖乕僪偡傞慜偵丆t_stddef.h 偲 itron.h 偑僀儞僋儖乕僪偝傟傞偺偱丆
 *  偦傟傜偵埶懚偟偰傕傛偄丏
 */

#ifndef _CPU_DEFS_H_
#define _CPU_DEFS_H_

#define BLACKFIN			/* 僾儘僙僢僒棯徧 */


/*
 *  僔僗僥儉丒僀儞僞乕僼僃乕僗丒儗僀儎乕
 */
 
/*
 *  僾儘僙僢僒偺僄儞僨傿傾儞
 */
#define	SIL_ENDIAN	SIL_ENDIAN_LITTLE	/* 儕僩儖僄儞僨傿傾儞 */


/*
* 妱傝崬傒儘僢僋惂屼
*/

#define SIL_PRE_LOC		UINT _intmask_
#define SIL_LOC_INT()	asm volatile ( "cli %0;": "=d"(_intmask_) )
#define SIL_UNL_INT()	asm volatile ( "sti %0;": :"d"(_intmask_) )
 
 



#ifndef _MACRO_ONLY

/*
 *  妱崬傒乛CPU椺奜僴儞僪儔斣崋偺宆
 */
typedef	UINT	INHNO;		/* 妱崬傒僴儞僪儔斣崋 */
typedef	UINT	EXCNO;		/* CPU椺奜僴儞僪儔斣崋 */



/*
 *  旝彮帪娫懸偪
 *  僔僗僥儉埶懚晹偱 SIL_DLY_TIM1偲SIL_DLY_TIM2傪掕媊偟偰偍偔丅
 *  SIL_DLY_TIM1偼sil_dly_nse偺屇傃弌偟僆乕僶乕僿僢僪(nS)
 *  SIL_DLY_TIM2偼sil_dly_nse偺儖乕僾偺挿偝(nS)
 */
void sil_dly_nse(UINT dlytim);



/*
 *  惈擻昡壙梡僔僗僥儉帪崗偺嶲徠
 *  cycle僇僂儞僞偐傜64價僢僩偺抣傪庢傝弌偡丅
 */
typedef	long long	SYSUTIM;	/* 惈擻昡壙梡僔僗僥儉帪崗 */

Inline  ER	vxget_tim(SYSUTIM *p_sysutim)
{
	unsigned int lo, hi;
	
	asm( "%0=CYCLES; %1=CYCLES2;" :"=d"(lo), "=d"(hi) );
	((unsigned int *)p_sysutim)[0] = lo;
	((unsigned int *)p_sysutim)[1] = hi;
	return(0);
}

/*
* 僔僗僥儉丒儊儌儕丒傾僋僙僗
*/

VH sil_reh_mem(VP);
VW sil_rew_mem(VP);
VH sil_reh_lem(VP);
VW sil_rew_lem(VP);
VH sil_reh_bem(VP);
VW sil_rew_bem(VP);

void sil_wrh_mem(VP, VH);
void sil_wrw_mem(VP, VW);
void sil_wrh_lem(VP, VH);
void sil_wrw_lem(VP, VW);
void sil_wrh_bem(VP, VH);
void sil_wrw_bem(VP, VW);

inline void sil_wrb_iop( VP iop, VB data)
{
	sil_wrh_mem( iop, (UB)data );
}

inline void sil_wrh_iop( VP iop, VH data)
{
	sil_wrh_mem( iop, data );
}

inline void sil_wrw_iop( VP iop, VW data)
{
	sil_wrw_mem( iop, data );
}

inline void sil_wrh_lep( VP iop, VH data)
{
	sil_wrh_lem( iop, data );
}

inline void sil_wrw_lep( VP iop, VW data)
{
	sil_wrw_lem( iop, data );
}

inline void sil_wrh_bep(VP iop, VH data)	
{
	sil_wrh_bem( iop, data );
}

inline void sil_wrw_bep( VP iop, VW data)
{
	sil_wrw_bem( iop, data );
}

// DESTRUCTIVE_READ偼sys_defs.h偱掕媊偡傞丅 

// 攋夡惈撉傒弌偟儗僕僗僞偵傾僋僙僗偡傞応崌偼
// 妱傝崬傒儘僢僋傪偐偗傞
// 0xFFE06100 偼TBUF儗僕僗僞

#define PROLOGUE \
	SIL_PRE_LOC;\
    if ( DESTRUCTIVE_READ(iop) )\
	    SIL_LOC_INT();

#define EPILOGUE \
	if ( DESTRUCTIVE_READ(iop) )\
    	SIL_UNL_INT();


inline VB sil_reb_iop(VP iop)
{
	VH temp;
	PROLOGUE
	
    temp = sil_reh_mem((VP)iop);

	EPILOGUE;
    return temp;
}

inline VH sil_reh_iop(VP iop)
{
	VH temp;
	PROLOGUE

    temp = sil_reh_mem((VP)iop);

	EPILOGUE;
    return temp;
}

inline VW sil_rew_iop(VP iop)
{
	VW temp;
	PROLOGUE

    temp = sil_rew_mem((VP)iop);

	EPILOGUE;
    return temp;
}


inline VH sil_reh_lep(VP iop)
{
	VH temp;
	PROLOGUE
	
    temp = sil_reh_lem((VP)iop);

    EPILOGUE;
    return temp;
}


inline VW sil_rew_lep(VP iop)
{
	VW temp;
	PROLOGUE
	
    temp = sil_rew_lem((VP)iop);

    EPILOGUE;
    return temp;
}

inline VH sil_reh_bep(VP iop)
{
	VH temp;
	PROLOGUE
	
    temp = sil_reh_bem((VP)iop);

	EPILOGUE;
    return temp;
}

inline VW sil_rew_bep(VP iop)
{
	VW temp;
	PROLOGUE
	
    temp = sil_rew_bem((VP)iop);

	EPILOGUE;
    return temp;
}

#undef PROLOGUE
#undef EPILOGUE

#endif /* _MACRO_ONLY */




#endif /* _CPU_DEFS_H_ */