From 271b9a5435ac26c836774b25ad1fa68e2351d25a Mon Sep 17 00:00:00 2001 From: Ali Saidi Date: Thu, 23 Nov 2006 01:42:57 -0500 Subject: first cut at a sparc tlb src/arch/sparc/SConscript: Add code to serialize/unserialze tlb entries src/arch/sparc/asi.cc: src/arch/sparc/asi.hh: update asi names for how they're listed in the supplement add asis add more asi functions src/arch/sparc/isa_traits.hh: move the interrupt stuff and some basic address space stuff into isa traits src/arch/sparc/miscregfile.cc: src/arch/sparc/miscregfile.hh: add mmu registers to tlb get rid of implicit asi stuff... the tlb will handle it src/arch/sparc/regfile.hh: make isnt/dataAsid return ints not asis src/arch/sparc/tlb.cc: src/arch/sparc/tlb.hh: first cut at sparc tlb src/arch/sparc/vtophys.hh: pagatable nedes to be included here src/mem/request.hh: add asi and if the request is a memory mapped register to the requset object src/sim/host.hh: fix incorrect definition of LL --HG-- extra : convert_revision : 6c85cd1681c62c8cd8eab04f70b1f15a034b0aa3 --- src/arch/sparc/pagetable.cc | 69 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 src/arch/sparc/pagetable.cc (limited to 'src/arch/sparc/pagetable.cc') diff --git a/src/arch/sparc/pagetable.cc b/src/arch/sparc/pagetable.cc new file mode 100644 index 000000000..22130d41c --- /dev/null +++ b/src/arch/sparc/pagetable.cc @@ -0,0 +1,69 @@ +/* + * Copyright (c) 2006 The Regents of The University of Michigan + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer; + * 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; + * neither the name of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT + * OWNER 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. + * + * Authors: Ali Saidi + */ + +#include "arch/sparc/pagetable.hh" +#include "sim/serialize.hh" + +namespace SparcISA +{ +void +TlbEntry::serialize(std::ostream &os) +{ + SERIALIZE_SCALAR(range.va); + SERIALIZE_SCALAR(range.size); + SERIALIZE_SCALAR(range.contextId); + SERIALIZE_SCALAR(range.partitionId); + SERIALIZE_SCALAR(range.real); + uint64_t entry4u = pte(); + SERIALIZE_SCALAR(entry4u); + SERIALIZE_SCALAR(used); +} + + +void +TlbEntry::unserialize(Checkpoint *cp, const std::string §ion) +{ + UNSERIALIZE_SCALAR(range.va); + UNSERIALIZE_SCALAR(range.size); + UNSERIALIZE_SCALAR(range.contextId); + UNSERIALIZE_SCALAR(range.partitionId); + UNSERIALIZE_SCALAR(range.real); + uint64_t entry4u; + UNSERIALIZE_SCALAR(entry4u); + pte.populate(entry4u); + UNSERIALIZE_SCALAR(used); +} + + +int PageTableEntry::pageSizes[] = {8*1024, 64*1024, 0, 4*1024*1024, 0, + 256*1024*1024L}; + + +} -- cgit v1.2.3