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/*
* This file is part of the coreboot project.
*
* Copyright 2013 Google Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* cache.c: Cache maintenance routines for ARMv7-A and ARMv7-R
*
* Reference: ARM Architecture Reference Manual, ARMv7-A and ARMv7-R edition
*/
#include <stdint.h>
#include <arch/cache.h>
void tlb_invalidate_all(void)
{
}
void dcache_clean_all(void)
{
}
void dcache_clean_invalidate_all(void)
{
}
void dcache_invalidate_all(void)
{
}
unsigned int dcache_line_bytes(void)
{
/*
* TODO: Implement this correctly. For now we just return a
* reasonable value. It was added during Nyan development and
* may be used in bootblock code. It matters only if dcache is
* turned on.
*/
return 64;
}
void dcache_clean_by_mva(void const *addr, size_t len)
{
}
void dcache_clean_invalidate_by_mva(void const *addr, size_t len)
{
}
void dcache_invalidate_by_mva(void const *addr, size_t len)
{
}
void dcache_mmu_disable(void)
{
}
void dcache_mmu_enable(void)
{
}
void cache_sync_instructions(void)
{
}
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