score.inc

ecos下的gui开发源代码

#ifndef CYGONCE_HAL_SCORE_INC
#define CYGONCE_HAL_SCORE_INC

##=============================================================================
##
##	score.inc
##
##	Score assembler header file
##
##=============================================================================
//####ECOSGPLCOPYRIGHTBEGIN####
// -------------------------------------------
// This file is part of eCos, the Embedded Configurable Operating System.
// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
//
// eCos is free software; you can redistribute it and/or modify it under
// the terms of the GNU General Public License as published by the Free
// Software Foundation; either version 2 or (at your option) any later version.
//
// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
// for more details.
//
// You should have received a copy of the GNU General Public License along
// with eCos; if not, write to the Free Software Foundation, Inc.,
// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
//
// As a special exception, if other files instantiate templates or use macros
// or inline functions from this file, or you compile this file and link it
// with other works to produce a work based on this file, this file does not
// by itself cause the resulting work to be covered by the GNU General Public
// License. However the source code for this file must still be made available
// in accordance with section (3) of the GNU General Public License.
//
// This exception does not invalidate any other reasons why a work based on
// this file might be covered by the GNU General Public License.
//
// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
// at http://sources.redhat.com/ecos/ecos-license/
// -------------------------------------------
//####ECOSGPLCOPYRIGHTEND####
//=============================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s):   nickg
// Contributors: nickg
// Date:        2007-07-27
// Purpose:     Standard Score register names.
// Description: 
// Usage:
//              #include <cyg/hal/score.inc>
//              ...
//              
//
//####DESCRIPTIONEND####
//
//=============================================================================
#define    SP        r0
#define    AT        r1
#define    BP        r2
#define    LR        r3
#define    A0        r4
#define    A1        r5
#define    A2        r6
#define    A3        r7
#define    T0        r8
#define    T1        r9
#define    T2        r10
#define    T3        r11
#define    S0        r12
#define    S1        r13
#define    S2        r14
#define    S3        r15
#define    S4        r16
#define    S5        r17
#define    S6        r18
#define    S7        r19
#define    S8        r20
#define    S9        r21
#define    T4        r22
#define    T5        r23
#define    T6        r24
#define    T7        r25
#define    T8        r26
#define    T9        r27
#define    R28       r28
#define    JP        r29
#define    K0        r30
#define    K1        r31

// CP0 register define
#define CP0_STATUS   cr0
#define CP0_COND     cr1
#define CP0_CAUSE    cr2
#define CP0_EXCPVEC  cr3
#define CP0_CCR      cr4
#define CP0_EPC      cr5
#define CP0_BADVA    cr6
#define CP0_WIRE     cr7
#define CP0_INDEX    cr8
#define CP0_CONTEXT  cr9
#define CP0_RANDOM   cr10
#define CP0_ENTRYHI  cr11
#define CP0_ENTRYLO  cr12
#define CP0_FMARLO   cr13
#define CP0_FMARHI   cr14
#define CP0_FMCR     cr15
#define CP0_FFMR     cr16
#define CP0_LLADDR   cr17
#define CP0_PREV     cr18
#define CP0_DREG     cr29
#define CP0_DEPC     cr30
#define CP0_DSAVE    cr31
#define SPR_HI       sr1
#define SPR_LO       sr2

//specification define
#define SR_CNT       sr0
#define SR_LCR       sr1
#define SR_SCR       sr2

#------------------------------------------------------------------------------

#define FUNC_START(name)	\
        .type name,@function;	\
        .globl name;		\
        .ent   name;		\
        .set   volatile;        \
name:

#define FUNC_END(name)		\
name##_end:			\
        .end name		\

#------------------------------------------------------------------------------
#endif // ifndef CYGONCE_HAL_SCORE_INC
# end of score.inc