1/* 2 * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood |
3 * Copyright (c) 2017 Google Inc. |
4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are 8 * met: redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer; 10 * redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the --- 8 unchanged lines hidden (view full) --- 20 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 22 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 23 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
28 * 29 * Authors: Lena Olson |
30 */ 31 32#include "mem/ruby/structures/DirectoryMemory.hh" 33 34#include "base/intmath.hh" 35#include "debug/RubyCache.hh" 36#include "debug/RubyStats.hh" 37#include "mem/ruby/slicc_interface/RubySlicc_Util.hh" 38#include "mem/ruby/system/RubySystem.hh" |
39#include "sim/system.hh" |
40 41using namespace std; 42 43int DirectoryMemory::m_num_directories = 0; 44int DirectoryMemory::m_num_directories_bits = 0; 45int DirectoryMemory::m_numa_high_bit = 0; 46 47DirectoryMemory::DirectoryMemory(const Params *p) 48 : SimObject(p) 49{ 50 m_version = p->version; |
51 // In X86, there is an IO gap in the 3-4GB range. 52 if (p->system->getArch() == Arch::X86ISA && p->size > 0xc0000000){ 53 // We need to add 1GB to the size for the gap 54 m_size_bytes = p->size + 0x40000000; 55 } 56 else { 57 m_size_bytes = p->size; 58 } |
59 m_size_bits = floorLog2(m_size_bytes); 60 m_num_entries = 0; 61 m_numa_high_bit = p->numa_high_bit; 62} 63 64void 65DirectoryMemory::init() 66{ --- 100 unchanged lines hidden --- |