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#include <sys/wait.h>
#include <algorithm>
#include "config/gems_root.hh"
#include "mem/ruby/libruby_internal.hh"
#include "mem/ruby/system/RubyPort.hh"
#include "mem/ruby/system/System.hh"
#include "mem/ruby/eventqueue/RubyEventQueue.hh"
#include "mem/ruby/system/MemoryVector.hh"
#include "mem/ruby/common/Address.hh"
#include "mem/ruby/recorder/Tracer.hh"
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_Locked_Read:
return "Locked_Read";
case RubyRequestType_Locked_Write:
return "Locked_Write";
case RubyRequestType_RMW_Read:
return "RMW_Read";
case RubyRequestType_RMW_Write:
return "RMW_Write";
case RubyRequestType_NULL:
default:
assert(0);
return "";
}
}
RubyRequestType string_to_RubyRequestType(std::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_Locked_Read;
else if (str == "Locked_Write")
return RubyRequestType_Locked_Write;
else if (str == "RMW_Read")
return RubyRequestType_RMW_Read;
else if (str == "RMW_Write")
return RubyRequestType_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<<(std::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++) {
std::replace(tokens[i].begin(), tokens[i].end(), '%', ' ');
std::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))
{
return static_cast<RubyPortHandle>(RubySystem::getPort(port_name, hit_callback));
}
RubyPortHandle libruby_get_port_by_name(const char* port_name)
{
return 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)
{
return static_cast<RubyPort*>(p)->makeRequest(request);
}
int libruby_tick(int n)
{
RubySystem::getEventQueue()->triggerEvents(RubySystem::getEventQueue()->getTime() + n);
return 0;
}
void libruby_destroy()
{
}
const char* libruby_last_error()
{
return "";
}
void libruby_print_config(std::ostream & out)
{
RubySystem::printConfig(out);
}
void libruby_print_stats(std::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);
}
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