tlm/endian_conv/test_endian_conv.cpp

51     case 1:  function<dt<1> >(&txn,bus_width); break; \
52     case 2:  function<dt<2> >(&txn,bus_width); break; \
53     case 4:  function<dt<4> >(&txn,bus_width); break; \
54     case 8:  function<dt<8> >(&txn,bus_width); break; \
55     case 16:  function<dt<16> >(&txn,bus_width); break; \
56     case 32:  function<dt<32> >(&txn,bus_width); break; \
64 local_single_tohe(tlm_generic_payload *txn, unsigned int sizeof_databus);
66 local_single_fromhe(tlm_generic_payload *txn, unsigned int sizeof_databus);
69 void test_a_conversion(char cmd, tlm_generic_payload &txn, std::ifstream & fin) {
71   if(cmd == 'R') txn.set_read();
72   else txn.set_write();
77   txn.set_address(a);
82   txn.set_data_length(l);
95     new unsigned char[txn.get_data_length() + 1];
96   memset(byte_enable_legible, 0, txn.get_data_length() + 1);
98   for(unsigned b=0; b<txn.get_data_length(); b++) {
104     txn.set_byte_enable_ptr(new unsigned char[txn.get_data_length()]);
105     txn.set_byte_enable_length(txn.get_data_length());
106     original_byte_enable = txn.get_byte_enable_ptr();
107     for(unsigned int i=0; i<txn.get_data_length(); i++) {
109         txn.get_byte_enable_ptr()[i] = TLM_BYTE_DISABLED;
111         txn.get_byte_enable_ptr()[i] = TLM_BYTE_ENABLED;
114         txn.set_byte_enable_length(i);
119     txn.set_byte_enable_ptr(0);
120     txn.set_byte_enable_length(0);
125   txn.set_streaming_width(stream_width);
132   txn.set_data_ptr(initiator_mem + initiator_offset);
145   cout << "  Addr = " << txn.get_address() << endl;
146   cout << "  Len = " << txn.get_data_length() << endl;
150   cout << "  Initiator offset and txn data pointer = " << initiator_offset << ", " << int(txn.get_data_ptr()) << endl;
151   cout << "  Byte enables and byte enable pointer = " << byte_enable_legible << ", " << int(txn.get_byte_enable_ptr()) << endl;
156   cout << "  Byte enable length = " << txn.get_byte_enable_length() << endl;
157   cout << "  Streaming width = " << txn.get_streaming_width() << endl;
174   cout << "  Addr = " << txn.get_address() << endl;
175   cout << "  Len = " << txn.get_data_length() << endl;
177   cout << "  Txn data pointer = " << int(txn.get_data_ptr()) << endl;
178   if(txn.get_byte_enable_ptr() != 0) {
180     for(unsigned int i=0; i<txn.get_data_length(); i++)
181       cout << (txn.get_byte_enable_ptr()[i] ? '1' : '0');
182     cout << ", " << int(txn.get_byte_enable_ptr()) << endl;
186     (txn.get_data_ptr() == initiator_mem+initiator_offset ? "unchanged" : "changed") << endl;
187   if(txn.get_byte_enable_ptr() != 0) {
189     for(unsigned int i=0; i<txn.get_data_length(); i++)
190       cout << (txn.get_byte_enable_ptr()[i] ? '1' : '0');
192      (txn.get_byte_enable_ptr() == original_byte_enable ? "unchanged" : "changed") << endl;
195   cout << "  Byte enable length = " << txn.get_byte_enable_length() << endl;
196   cout << "  Streaming width = " << txn.get_streaming_width() << endl;
200   int sw = txn.get_streaming_width();
201   if((txn.get_data_length()/sw)*sw != txn.get_data_length()) {
205   for(unsigned int ss = 0; ss < txn.get_data_length(); ss += sw) {
206     if(txn.get_byte_enable_ptr() == 0) {
208       if(txn.is_read())
209         memcpy(ss+txn.get_data_ptr(), target_mem+txn.get_address(), sw);
211         memcpy(target_mem+txn.get_address(), ss+txn.get_data_ptr(), sw);
214       int bel = txn.get_byte_enable_length();
215       if(txn.is_read()) {
217           if(txn.get_byte_enable_ptr()[(ss+j) % bel])
218             (txn.get_data_ptr())[ss+j] = target_mem[j+txn.get_address()];
222           if(txn.get_byte_enable_ptr()[(ss+j) % bel])
223             target_mem[j+txn.get_address()] = (txn.get_data_ptr())[ss+j];
234     tlm_from_hostendian(&txn);
343 local_single_tohe(tlm_generic_payload *txn, unsigned int sizeof_databus) {
344   if(txn->get_data_length() != sizeof(DATAWORD)) {
353     txn->set_data_length(sizeof_databus + sizeof(DATAWORD));
355     txn->set_data_length(2 * sizeof_databus);
356   txn->set_streaming_width(txn->get_data_length());
357   unsigned char *new_data = new unsigned char[txn->get_data_length()];
358   unsigned char *new_be = new unsigned char[txn->get_data_length()];
360   for(unsigned int i=0; i<txn->get_data_length(); i++) new_be[i] = 0;
361   sc_dt::uint64 new_addr = txn->get_address() & ~mask;
367   unsigned char *curr_d = txn->get_data_ptr() + sizeof(DATAWORD) - 1;
368   unsigned char *curr_b = txn->get_byte_enable_ptr() + sizeof(DATAWORD) - 1;
371   sc_dt::uint64 curr_a = txn->get_address();
374   for( ; curr_d >= txn->get_data_ptr(); curr_d--, curr_b--, curr_a++) {
378     if(txn->is_write()) new_data[idx] = *curr_d;
379     if(txn->get_byte_enable_ptr() == 0) new_be[idx] = 1;
384   original_dptr = txn->get_data_ptr();
385   txn->set_data_ptr(new_data);
386   txn->set_byte_enable_ptr(new_be);
387   txn->set_byte_enable_length(txn->get_data_length());
388   original_addr = txn->get_address();
389   txn->set_address(new_addr);
394 local_single_fromhe(tlm_generic_payload *txn, unsigned int sizeof_databus) {
410     int idx = he_addr - txn->get_address();
411     if((txn->is_read()) && (txn->get_byte_enable_ptr()[idx] != 0))
412       *curr_d = txn->get_data_ptr()[idx];
416   delete [] txn->get_data_ptr();
417   delete [] txn->get_byte_enable_ptr();