b86062959b
So far this is used by the USB driver, and instead of having ifdefs all throughout that code, implement the same API on x86 and ARM. Change-Id: I8093ad818ad2e38a0901787aa8674faf591d580c Signed-off-by: Stefan Reinauer <reinauer@google.com> Reviewed-on: https://gerrit.chromium.org/gerrit/56105 Reviewed-by: David Hendricks <dhendrix@chromium.org> Commit-Queue: Stefan Reinauer <reinauer@chromium.org> Tested-by: Stefan Reinauer <reinauer@chromium.org> Reviewed-on: http://review.coreboot.org/4320 Tested-by: build bot (Jenkins)
42 lines
1.8 KiB
C
42 lines
1.8 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* Copyright 2013 Google Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* cache.h: Cache maintenance API for x86
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*/
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#ifndef __ARCH_CACHE_H__
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#define __ARCH_CACHE_H__
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/* These are noops, needed by the USB stack on ARM */
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#define dmb()
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#define dsb()
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#define dcache_clean_invalidate_all()
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#define dcache_clean_invalidate_by_mva(addr, len)
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#endif
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