f1c3f3044b
In addition to obvious changes, this required a slight change to the slicc grammar to allow types with :: in them. Otherwise slicc barfs on std::string which we need for the headers that slicc generates.
264 lines
7.0 KiB
C++
264 lines
7.0 KiB
C++
/*
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* Copyright (c) 2009 Mark D. Hill and David A. Wood
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* All rights reserved.
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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 are
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* met: 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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* 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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* neither the name of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/wait.h>
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#include <algorithm>
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#include "config/gems_root.hh"
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#include "mem/ruby/common/Address.hh"
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#include "mem/ruby/eventqueue/RubyEventQueue.hh"
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#include "mem/ruby/libruby_internal.hh"
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#include "mem/ruby/recorder/Tracer.hh"
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#include "mem/ruby/system/MemoryVector.hh"
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#include "mem/ruby/system/RubyPort.hh"
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#include "mem/ruby/system/System.hh"
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using namespace std;
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string
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RubyRequestType_to_string(const RubyRequestType& obj)
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{
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switch(obj) {
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case RubyRequestType_IFETCH:
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return "IFETCH";
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case RubyRequestType_LD:
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return "LD";
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case RubyRequestType_ST:
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return "ST";
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case RubyRequestType_Locked_Read:
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return "Locked_Read";
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case RubyRequestType_Locked_Write:
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return "Locked_Write";
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case RubyRequestType_RMW_Read:
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return "RMW_Read";
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case RubyRequestType_RMW_Write:
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return "RMW_Write";
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case RubyRequestType_NULL:
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default:
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assert(0);
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return "";
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}
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}
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RubyRequestType
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string_to_RubyRequestType(string str)
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{
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if (str == "IFETCH")
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return RubyRequestType_IFETCH;
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else if (str == "LD")
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return RubyRequestType_LD;
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else if (str == "ST")
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return RubyRequestType_ST;
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else if (str == "Locked_Read")
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return RubyRequestType_Locked_Read;
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else if (str == "Locked_Write")
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return RubyRequestType_Locked_Write;
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else if (str == "RMW_Read")
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return RubyRequestType_RMW_Read;
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else if (str == "RMW_Write")
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return RubyRequestType_RMW_Write;
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else
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assert(0);
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return RubyRequestType_NULL;
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}
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ostream&
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operator<<(ostream& out, const RubyRequestType& obj)
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{
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out << RubyRequestType_to_string(obj);
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out << flush;
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return out;
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}
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ostream&
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operator<<(ostream& out, const RubyRequest& obj)
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{
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out << hex << "0x" << obj.paddr << " data: 0x" << flush;
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for (int i = 0; i < obj.len; i++) {
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out << (int)obj.data[i];
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}
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out << dec << " type: " << RubyRequestType_to_string(obj.type) << endl;
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return out;
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}
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vector<string>
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tokenizeString(string str, string delims)
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{
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vector<string> tokens;
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char* pch;
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char* tmp;
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const char* c_delims = delims.c_str();
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tmp = new char[str.length()+1];
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strcpy(tmp, str.c_str());
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pch = strtok(tmp, c_delims);
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while (pch != NULL) {
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string tmp_str(pch);
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if (tmp_str == "null") tmp_str = "";
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tokens.push_back(tmp_str);
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pch = strtok(NULL, c_delims);
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}
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delete [] tmp;
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return tokens;
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}
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/*
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* The current state of M5/Ruby integration breaks the libruby
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* interface. This code is ifdef'd out for now so that we can move
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* forward with the integration process for non-libruby uses. We'll
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* have to go back and resolve the libruby compatibility issue at a
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* later date.
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*/
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#if 0
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void
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libruby_init(const char* cfg_filename)
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{
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ifstream cfg_output(cfg_filename);
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vector<RubyObjConf> * sys_conf = new vector<RubyObjConf>;
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string line;
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getline(cfg_output, line) ;
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while ( !cfg_output.eof() ) {
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vector<string> tokens = tokenizeString(line, " ");
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assert(tokens.size() >= 2);
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vector<string> argv;
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for (size_t i=2; i<tokens.size(); i++) {
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replace(tokens[i].begin(), tokens[i].end(), '%', ' ');
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replace(tokens[i].begin(), tokens[i].end(), '#', '\n');
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argv.push_back(tokens[i]);
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}
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sys_conf->push_back(RubyObjConf(tokens[0], tokens[1], argv));
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tokens.clear();
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argv.clear();
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getline(cfg_output, line);
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}
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RubySystem::create(*sys_conf);
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delete sys_conf;
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}
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#endif
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RubyPortHandle
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libruby_get_port(const char* port_name,
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void (*hit_callback)(int64_t access_id))
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{
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//
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// Fix me: Hit callback is now a non-static member function pointer of
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// RubyPort and cannot be set to an arbitrary global function
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//
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return NULL;//static_cast<RubyPortHandle>(RubySystem::getPort(port_name, hit_callback));
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}
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RubyPortHandle libruby_get_port_by_name(const char* port_name)
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{
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//
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// Fix me: Ports should now be initialized using the python configuration
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// system
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//
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return NULL;//static_cast<RubyPortHandle>(RubySystem::getPortOnly(port_name));
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}
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void
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libruby_write_ram(uint64_t paddr, uint8_t* data, int len)
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{
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RubySystem::getMemoryVector()->write(Address(paddr), data, len);
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}
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void
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libruby_read_ram(uint64_t paddr, uint8_t* data, int len)
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{
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RubySystem::getMemoryVector()->read(Address(paddr), data, len);
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}
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int64_t
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libruby_issue_request(RubyPortHandle p, struct RubyRequest request)
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{
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//
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// Fix me: Ports should now be accessed using the python configuration
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// system
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//
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return 0;//return static_cast<RubyPort*>(p)->makeRequest(request);
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}
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int
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libruby_tick(int n)
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{
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RubyEventQueue *eventq = RubySystem::getEventQueue();
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eventq->triggerEvents(eventq->getTime() + n);
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return 0;
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}
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void
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libruby_destroy()
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{
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}
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const char*
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libruby_last_error()
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{
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return "";
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}
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void
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libruby_print_config(ostream & out)
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{
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RubySystem::printConfig(out);
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}
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void
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libruby_print_stats(ostream & out)
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{
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RubySystem::printStats(out);
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}
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void
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libruby_playback_trace(char * trace_filename)
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{
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RubySystem::getTracer()->playbackTrace(trace_filename);
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}
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void
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libruby_start_tracing(char * record_filename)
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{
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// start the trace
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RubySystem::getTracer()->startTrace(record_filename);
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}
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void
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libruby_stop_tracing()
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{
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// start the trace
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RubySystem::getTracer()->stopTrace();
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}
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uint64_t
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libruby_get_time()
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{
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return RubySystem::getCycleCount(0);
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}
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