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#ifndef CYGONCE_HAL_CACHE_H
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#define CYGONCE_HAL_CACHE_H
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//=============================================================================
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//
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// hal_cache.h
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//
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// HAL cache control API
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//
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//=============================================================================
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//####ECOSGPLCOPYRIGHTBEGIN####
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// -------------------------------------------
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// This file is part of eCos, the Embedded Configurable Operating System.
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// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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//
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// eCos is free software; you can redistribute it and/or modify it under
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// the terms of the GNU General Public License as published by the Free
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// Software Foundation; either version 2 or (at your option) any later version.
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//
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// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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// for more details.
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//
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// You should have received a copy of the GNU General Public License along
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// with eCos; if not, write to the Free Software Foundation, Inc.,
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// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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//
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// As a special exception, if other files instantiate templates or use macros
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// or inline functions from this file, or you compile this file and link it
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// with other works to produce a work based on this file, this file does not
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// by itself cause the resulting work to be covered by the GNU General Public
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// License. However the source code for this file must still be made available
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// in accordance with section (3) of the GNU General Public License.
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//
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// This exception does not invalidate any other reasons why a work based on
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// this file might be covered by the GNU General Public License.
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//
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// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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// at http://sources.redhat.com/ecos/ecos-license/
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// -------------------------------------------
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//####ECOSGPLCOPYRIGHTEND####
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//=============================================================================
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//#####DESCRIPTIONBEGIN####
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//
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// Author(s): nickg
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// Contributors:proven,bartv
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// Date: 1998-10-29
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// Purpose: Cache control API
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// Description: The macros defined here provide the HAL APIs for handling
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// cache control operations.
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// Usage:
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// #include <cyg/hal/hal_cache.h>
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// ...
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//
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//####DESCRIPTIONEND####
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//
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//=============================================================================
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// ----------------------------------------------------------------------------
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// The synthetic target does not have a cache. The underlying hardware
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// is quite likely to have a cache, but the synthetic target code has
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// no way of manipulating it. A minimal set of no-op #define's is
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// required.
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#include <cyg/infra/cyg_type.h>
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#define HAL_ICACHE_ENABLE()
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#define HAL_ICACHE_DISABLE()
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#define HAL_ICACHE_SYNC()
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#define HAL_ICACHE_INVALIDATE_ALL()
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#define HAL_ICACHE_IS_ENABLED(_state_) \
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CYG_MACRO_START \
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(_state_) = 0; \
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CYG_MACRO_END
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#define HAL_DCACHE_ENABLE()
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#define HAL_DCACHE_DISABLE()
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#define HAL_DCACHE_SYNC()
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#define HAL_DCACHE_INVALIDATE_ALL()
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#define HAL_DCACHE_IS_ENABLED(_state_) \
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CYG_MACRO_START \
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(_state_) = 0; \
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CYG_MACRO_END
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//-----------------------------------------------------------------------------
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#endif // ifndef CYGONCE_HAL_CACHE_H
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// End of hal_cache.h
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