arch.inc

开放源码实时操作系统源码.

#ifndef CYGONCE_HAL_ARCH_INC
#define CYGONCE_HAL_ARCH_INC
##=============================================================================
##
##	arch.inc
##
##	CalmRISC32 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:	nickg, dmoseley
## Date:	1997-10-16
## Purpose:	Architecture definitions.
## Description:	This file contains various definitions and macros that are
##              useful for writing assembly code for the CalmRISC32 CPU family.
## Usage:
##		#include <cyg/hal/arch.inc>
##		...
##		
##
######DESCRIPTIONEND####
##
##=============================================================================

#include <cyg/hal/calm32.inc>
	
#include <cyg/hal/variant.inc>

##-----------------------------------------------------------------------------
## CalmRISC32 thread and interrupt saved state. This must match the layout of
## the HAL_SavedRegisters in hal_arch.h. Do not change this without changing
## the layout there, or viceversa.	


##-----------------------------------------------------------------------------
## CPU specific macros. These provide a common assembler interface to
## operations that may have CPU specific implementations on different
## variants of the architecture.		
	
	# Initialize CPU
	.macro	hal_cpu_init
	.endm

	# Enable interrupts
	.macro hal_cpu_int_enable	
	.endm	

	# Disable interrupts
	.macro hal_cpu_int_disable
	.endm	

#------------------------------------------------------------------------------
# MMU macros.
	
#ifndef CYGPKG_HAL_CALM32_MMU_DEFINED

	.macro	hal_mmu_init
	.endm

#endif	

#------------------------------------------------------------------------------
# MEMC macros.
	
#ifndef CYGPKG_HAL_CALM32_MEMC_DEFINED

	.macro	hal_memc_init
	.endm

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

	.macro	hal_cache_init
	.endm
#endif


#------------------------------------------------------------------------------
# Diagnostics macros.
	
#ifndef CYGPKG_HAL_CALM32_DIAG_DEFINED

	.macro	hal_diag_init
	.endm

	.macro	hal_diag_excpt_start
	.endm

	.macro	hal_diag_intr_start
	.endm

	.macro	hal_diag_restore
	.endm
#endif	

#------------------------------------------------------------------------------
# Timer initialization.
	
#ifndef CYGPKG_HAL_CALM32_TIMER_DEFINED

	.macro	hal_timer_init
	.endm

#endif	

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

	.macro	hal_mon_init
	.endm

#endif	

#------------------------------------------------------------------------------
#endif // ifndef CYGONCE_HAL_ARCH_INC
# end of arch.inc