variant.inc

开放源码实时操作系统源码.

#ifndef CYGONCE_HAL_VARIANT_INC
#define CYGONCE_HAL_VARIANT_INC
##=============================================================================
##
##	variant.inc
##
##	CalmRISC32 Core family 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): 	msalter
## Contributors: msalter
## Date:	2001-02-12
## Purpose:	Calm32 Core family definitions.
## Description:	This file contains various definitions and macros that are
##              useful for writing assembly code for the CalmRISC32 family.
## Usage:
##		#include <cyg/hal/variant.inc>
##		...
##		
##
######DESCRIPTIONEND####
##
##=============================================================================

#include <pkgconf/hal.h>
	
#include <cyg/hal/calm32.inc>

#include <cyg/hal/platform.inc>

#define CYGARC_HAL_COMMON_EXPORT_CPU_MACROS
#include <cyg/hal/var_arch.h>

##-----------------------------------------------------------------------------
## Define CPU variant for architecture HAL.
			
#define	CYG_HAL_CALM32_CORE

#------------------------------------------------------------------------------
# Cache macros.
        
#ifndef CYGPKG_HAL_CALM32_CACHE_DEFINED

        .macro  hal_cache_init
        .endm

#define CYGPKG_HAL_CALM32_CACHE_DEFINED

#endif  

#------------------------------------------------------------------------------
# Monitor initialization.
	
#ifndef CYGPKG_HAL_CALM32_MON_DEFINED

#if	defined(CYG_HAL_STARTUP_ROM) ||			\
	(	defined(CYG_HAL_STARTUP_RAM) &&		\
		!defined(CYGSEM_HAL_USE_ROM_MONITOR))
	# If we are starting up from ROM, or we are starting in
	# RAM and NOT using a ROM monitor, initialize the VSR table.

	.macro	hal_mon_init
	.endm
	
#elif defined(CYG_HAL_STARTUP_RAM) && defined(CYGSEM_HAL_USE_ROM_MONITOR)

	# Initialize the VSR table entries
	# We only take control of the interrupt vector,
	# the rest are left to the ROM for now...

	.macro	hal_mon_init
	.endm

#else

	.macro	hal_mon_init
	.endm

#endif
			

#define CYGPKG_HAL_CALM32_MON_DEFINED

#endif	

#------------------------------------------------------------------------------
# Decide whether the VSR table is defined externally, or is to be defined
# here.

//#define CYG_HAL_CALM32_VSR_TABLE_DEFINED

#------------------------------------------------------------------------------
#endif // ifndef CYGONCE_HAL_VARIANT_INC
# end of variant.inc