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-rw-r--r--src/mem/ruby/libruby.cc271
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diff --git a/src/mem/ruby/libruby.cc b/src/mem/ruby/libruby.cc
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--- a/src/mem/ruby/libruby.cc
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-/*
- * Copyright (c) 2009 Mark D. Hill and David A. Wood
- * 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.
- */
-
-#include <sys/wait.h>
-#include <algorithm>
-
-#include "config/gems_root.hh"
-#include "mem/ruby/common/Address.hh"
-#include "mem/ruby/eventqueue/RubyEventQueue.hh"
-#include "mem/ruby/libruby_internal.hh"
-#include "mem/ruby/recorder/Tracer.hh"
-#include "mem/ruby/system/MemoryVector.hh"
-#include "mem/ruby/system/RubyPort.hh"
-#include "mem/ruby/system/System.hh"
-
-using namespace std;
-
-string
-RubyRequestType_to_string(const RubyRequestType& obj)
-{
- switch(obj) {
- case RubyRequestType_IFETCH:
- return "IFETCH";
- case RubyRequestType_LD:
- return "LD";
- case RubyRequestType_ST:
- return "ST";
- case RubyRequestType_Load_Linked:
- return "Load_Linked";
- case RubyRequestType_Store_Conditional:
- return "Store_Conditional";
- case RubyRequestType_RMW_Read:
- return "RMW_Read";
- case RubyRequestType_RMW_Write:
- return "RMW_Write";
- case RubyRequestType_Locked_RMW_Read:
- return "Locked_RMW_Read";
- case RubyRequestType_Locked_RMW_Write:
- return "Locked_RMW_Write";
- case RubyRequestType_NULL:
- default:
- assert(0);
- return "";
- }
-}
-
-RubyRequestType
-string_to_RubyRequestType(string str)
-{
- if (str == "IFETCH")
- return RubyRequestType_IFETCH;
- else if (str == "LD")
- return RubyRequestType_LD;
- else if (str == "ST")
- return RubyRequestType_ST;
- else if (str == "Locked_Read")
- return RubyRequestType_Load_Linked;
- else if (str == "Locked_Write")
- return RubyRequestType_Store_Conditional;
- else if (str == "RMW_Read")
- return RubyRequestType_RMW_Read;
- else if (str == "RMW_Write")
- return RubyRequestType_RMW_Write;
- else if (str == "Locked_RMW_Read")
- return RubyRequestType_Locked_RMW_Read;
- else if (str == "Locked_RMW_Write")
- return RubyRequestType_Locked_RMW_Write;
- else
- assert(0);
- return RubyRequestType_NULL;
-}
-
-ostream&
-operator<<(ostream& out, const RubyRequestType& obj)
-{
- out << RubyRequestType_to_string(obj);
- out << flush;
- return out;
-}
-
-ostream&
-operator<<(ostream& out, const RubyRequest& obj)
-{
- out << hex << "0x" << obj.paddr << " data: 0x" << flush;
- for (int i = 0; i < obj.len; i++) {
- out << (int)obj.data[i];
- }
- out << dec << " type: " << RubyRequestType_to_string(obj.type) << endl;
- return out;
-}
-
-vector<string>
-tokenizeString(string str, string delims)
-{
- vector<string> tokens;
- char* pch;
- char* tmp;
- const char* c_delims = delims.c_str();
- tmp = new char[str.length()+1];
- strcpy(tmp, str.c_str());
- pch = strtok(tmp, c_delims);
- while (pch != NULL) {
- string tmp_str(pch);
- if (tmp_str == "null") tmp_str = "";
- tokens.push_back(tmp_str);
-
- pch = strtok(NULL, c_delims);
- }
- delete [] tmp;
- return tokens;
-}
-
-/*
- * The current state of M5/Ruby integration breaks the libruby
- * interface. This code is ifdef'd out for now so that we can move
- * forward with the integration process for non-libruby uses. We'll
- * have to go back and resolve the libruby compatibility issue at a
- * later date.
- */
-#if 0
-void
-libruby_init(const char* cfg_filename)
-{
- ifstream cfg_output(cfg_filename);
-
- vector<RubyObjConf> * sys_conf = new vector<RubyObjConf>;
-
- string line;
- getline(cfg_output, line) ;
- while ( !cfg_output.eof() ) {
- vector<string> tokens = tokenizeString(line, " ");
- assert(tokens.size() >= 2);
- vector<string> argv;
- for (size_t i=2; i<tokens.size(); i++) {
- replace(tokens[i].begin(), tokens[i].end(), '%', ' ');
- replace(tokens[i].begin(), tokens[i].end(), '#', '\n');
- argv.push_back(tokens[i]);
- }
- sys_conf->push_back(RubyObjConf(tokens[0], tokens[1], argv));
- tokens.clear();
- argv.clear();
- getline(cfg_output, line);
- }
-
- RubySystem::create(*sys_conf);
- delete sys_conf;
-}
-#endif
-
-RubyPortHandle
-libruby_get_port(const char* port_name,
- void (*hit_callback)(int64_t access_id))
-{
- //
- // Fix me: Hit callback is now a non-static member function pointer of
- // RubyPort and cannot be set to an arbitrary global function
- //
- return NULL;//static_cast<RubyPortHandle>(RubySystem::getPort(port_name, hit_callback));
-}
-
-RubyPortHandle libruby_get_port_by_name(const char* port_name)
-{
- //
- // Fix me: Ports should now be initialized using the python configuration
- // system
- //
- return NULL;//static_cast<RubyPortHandle>(RubySystem::getPortOnly(port_name));
-}
-
-void
-libruby_write_ram(uint64_t paddr, uint8_t* data, int len)
-{
- RubySystem::getMemoryVector()->write(Address(paddr), data, len);
-}
-
-void
-libruby_read_ram(uint64_t paddr, uint8_t* data, int len)
-{
- RubySystem::getMemoryVector()->read(Address(paddr), data, len);
-}
-
-int64_t
-libruby_issue_request(RubyPortHandle p, struct RubyRequest request)
-{
- //
- // Fix me: Ports should now be accessed using the python configuration
- // system
- //
- return 0;//return static_cast<RubyPort*>(p)->makeRequest(request);
-}
-
-int
-libruby_tick(int n)
-{
- RubyEventQueue *eventq = RubySystem::getEventQueue();
- eventq->triggerEvents(eventq->getTime() + n);
- return 0;
-}
-
-void
-libruby_destroy()
-{
-}
-
-const char*
-libruby_last_error()
-{
- return "";
-}
-
-void
-libruby_print_config(ostream & out)
-{
- RubySystem::printConfig(out);
-}
-
-void
-libruby_print_stats(ostream & out)
-{
- RubySystem::printStats(out);
-}
-void
-libruby_playback_trace(char * trace_filename)
-{
- RubySystem::getTracer()->playbackTrace(trace_filename);
-}
-
-void
-libruby_start_tracing(char * record_filename)
-{
- // start the trace
- RubySystem::getTracer()->startTrace(record_filename);
-}
-
-void
-libruby_stop_tracing()
-{
- // start the trace
- RubySystem::getTracer()->stopTrace();
-}
-
-uint64_t
-libruby_get_time()
-{
- return RubySystem::getCycleCount(0);
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-13 09:44:44 +0000