3789983e89
Reviewed-by: darcy, ihse
47 lines
1.8 KiB
C++
47 lines
1.8 KiB
C++
/*
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* Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
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* Copyright (c) 2016 SAP SE. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY 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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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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#include "runtime/icache.hpp"
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// interface (see ICache::flush_icache_stub_t):
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// address addr (Z_R2, ignored)
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// int lines (Z_R3, ignored)
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// int magic (Z_R4)
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//
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// returns: int (Z_R2)
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//
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// Note: z/Architecture doesn't need explicit flushing, so this is implemented as a nop.
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// Call c function (which just does nothing).
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int z_flush_icache(address start, int lines, int magic) { return magic; }
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void ICacheStubGenerator::generate_icache_flush(ICache::flush_icache_stub_t* flush_icache_stub) {
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*flush_icache_stub = (ICache::flush_icache_stub_t)z_flush_icache;
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// First call to flush itself.
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ICache::invalidate_range((address)(*flush_icache_stub), 0);
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};
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