Subversion Repositories openrisc

//==========================================================================
//
//      var_mk_defs.c
//
//      HAL (variant) "make defs" program
//
//==========================================================================
// ####ECOSGPLCOPYRIGHTBEGIN####                                            
// -------------------------------------------                              
// This file is part of eCos, the Embedded Configurable Operating System.   
// Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, 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.,    
// 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, 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 v2.                                               
//
// This exception does not invalidate any other reasons why a work based    
// on this file might be covered by the GNU General Public License.         
// -------------------------------------------                              
// ####ECOSGPLCOPYRIGHTEND####                                              
//==========================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s):    gthomas
// Contributors: gthomas, jskov
// Date:         2001-06-08
// Purpose:      Variant dependent definition generator
// Description:  This file contains code that can be compiled by the target
//               compiler and used to generate machine specific definitions
//               suitable for use in assembly code.
//
//####DESCRIPTIONEND####
//
//==========================================================================
 
#include <pkgconf/hal.h>
 
#include <cyg/hal/hal_arch.h>           // HAL header
#include <cyg/hal/hal_intr.h>           // HAL header
#include <cyg/hal/hal_cache.h>          // HAL header
#ifdef CYGPKG_KERNEL
# include <pkgconf/kernel.h>
# include <cyg/kernel/instrmnt.h>
#endif
 
/*
 * This program is used to generate definitions needed by
 * assembly language modules.
 *
 * This technique was first used in the OSF Mach kernel code:
 * generate asm statements containing #defines,
 * compile this file to assembler, and then extract the
 * #defines from the assembly-language output.
 */
 
#define DEFINE(sym, val) \
        asm volatile("\n\t.equ\t" #sym ",%0" : : "i" (val))
 
int
main(void)
{
    // Cache stuff
    DEFINE(HAL_DCACHE_SIZE, HAL_DCACHE_SIZE);
    DEFINE(HAL_ICACHE_SIZE, HAL_ICACHE_SIZE);
    DEFINE(CYGHWR_HAL_MIPS_RM7000_CACHE_SCRUB_BASE, CYGHWR_HAL_MIPS_RM7000_CACHE_SCRUB_BASE);
 
    return 0;
}
 
//--------------------------------------------------------------------------
// EOF var_mk_defs.c