Mercurial > hg > Game > Cerium
annotate TaskManager/Cell/spe/CellDmaManager.cc @ 1417:70f461442b0f draft
null DMA clean up
| author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Sun, 19 Feb 2012 21:01:06 +0900 |
| parents | 2187bd10f16d |
| children | ff721740df6b |
| rev | line source |
|---|---|
|
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1 //#include <stdio.h> |
| 88 | 2 #include <stdlib.h> |
| 59 | 3 #include "CellDmaManager.h" |
| 736 | 4 #include "Scheduler.h" |
| 672 | 5 |
| 6 | |
| 1001 | 7 unsigned long long alloc_flag = 0; |
| 1009 | 8 |
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9 /** |
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10 * DMA Load |
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11 * |
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12 * @param[in] buf Buffer of Load Data |
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13 * @param[in] addr Address of Load Data at Main Memory |
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14 * @param[in] size Size of Load Data |
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15 * @param[in] mask DMA tag |
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16 */ |
| 1417 | 17 void *CellDmaManager::dma_load(Scheduler *s, memaddr addr, uint32 size, uint32 mask) |
| 59 | 18 { |
| 1417 | 19 void *buf = 0; |
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20 if (size == 0) return buf; |
| 1417 | 21 buf = s->manager->allocate(size); |
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22 mfc_get((volatile void *)buf, addr, size, mask, 0, 0); |
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23 return buf; |
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24 } |
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25 |
| 1417 | 26 void *CellDmaManager::dma_load1(void *buf, memaddr addr, uint32 size, uint32 mask) |
| 27 { | |
| 28 if (size == 0) return buf; | |
| 29 mfc_get((volatile void *)buf, addr, size, mask, 0, 0); | |
| 30 return buf; | |
| 31 } | |
| 32 | |
| 33 | |
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34 void * |
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35 CellDmaManager::get_writebuf(Scheduler *s,memaddr addr, uint32 size) |
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36 { |
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37 void *b = s->manager->allocate(size); |
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38 return b; |
| 59 | 39 } |
| 40 | |
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41 /** |
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42 * DMA Store |
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43 * |
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44 * @param[in] buf Buffer of Store Data at SPE |
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45 * @param[in] addr Address of Store Data at Main Memory |
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46 * @param[in] size Size of Store Data |
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47 * @param[in] mask DMA tag |
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48 */ |
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49 void* CellDmaManager::dma_store(Scheduler *s,void *buf, memaddr addr, uint32 size, uint32 mask) |
| 59 | 50 { |
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51 if (size == 0) return buf; |
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52 mfc_put((volatile void *)buf, addr, size, mask, 0, 0); |
| 1417 | 53 return buf; |
| 59 | 54 } |
| 55 | |
| 672 | 56 void CellDmaManager::dma_wait(uint32 mask) |
| 57 { | |
| 58 (this->*start_dmawait_profile)(); | |
| 59 mfc_write_tag_mask(1 << mask); | |
| 60 mfc_write_tag_update_all(); | |
| 61 mfc_read_tag_status(); | |
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62 __asm__ __volatile__(" sync"); |
| 675 | 63 (this->*end_dmawait_profile)(&global_wait_time); |
| 672 | 64 } |
| 65 | |
| 1401 | 66 #ifndef MAIL_QUEUE |
| 67 | |
| 672 | 68 void CellDmaManager::mail_write(memaddr data) |
| 69 { | |
| 70 (this->*start_dmawait_profile)(); | |
| 71 spu_write_out_mbox((uint32)data); | |
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72 #if 0 |
| 672 | 73 if (ABIBIT>32) { |
| 74 unsigned long data0 = (unsigned long)data; | |
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75 spu_write_out_mbox((uint32)(data0>>32)); |
| 672 | 76 } |
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77 #endif |
| 675 | 78 (this->*end_dmawait_profile)(&global_mail_time); |
| 672 | 79 } |
| 1401 | 80 #else |
| 672 | 81 |
| 1007 | 82 // mail を queue にしたみた。mailの書き出しの待ちあるのかわからないけど |
| 83 //TASK_LIST_MAIL は仕事が最後に溜まってしまうけど、MailQueueなら出来る時にmailを書き出す | |
| 84 //ので多少は効果あるといいな。 | |
| 1401 | 85 void CellDmaManager::mail_write(memaddr data) |
| 1007 | 86 { |
| 1124 | 87 unsigned long long wait = 0; |
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88 |
| 1009 | 89 if (0 != spu_readchcnt(SPU_WrOutMbox)) { |
| 1021 | 90 if (mail_queue->count()) { |
| 1124 | 91 (this->*start_dmawait_profile)(); |
| 1007 | 92 spu_write_out_mbox((uint32)data); |
| 1124 | 93 (this->*end_dmawait_profile)(&wait); |
| 94 mail_write_time += wait; | |
| 95 global_wait_time += wait; | |
| 1007 | 96 } else { |
| 1021 | 97 |
| 98 //mail_queue から poll する | |
| 1124 | 99 (this->*start_dmawait_profile)(); |
| 1021 | 100 spu_write_out_mbox((uint32)mail_queue->recv()); |
| 1124 | 101 (this->*end_dmawait_profile)(&wait); |
| 102 mail_write_time += wait; | |
| 103 global_wait_time += wait; | |
| 1021 | 104 //mail_queue に加える |
| 105 mail_queue->send(data); | |
| 106 | |
| 1007 | 107 } |
| 108 } else { | |
| 1021 | 109 |
| 110 mail_queue->send(data); | |
| 111 | |
| 1007 | 112 } |
| 1124 | 113 |
| 1007 | 114 } |
| 1401 | 115 #endif |
| 1007 | 116 |
| 1125 | 117 // tasklist がもうない場合に、MailQueue 全部を書き出す |
| 1007 | 118 void CellDmaManager::mail_write_finish_list(memaddr data) |
| 119 { | |
| 120 | |
| 1417 | 121 unsigned long long wait = 0; |
| 1007 | 122 |
| 1021 | 123 while (mail_queue->count()) { |
| 1124 | 124 (this->*start_dmawait_profile)(); |
| 125 spu_write_out_mbox((uint32)mail_queue->recv()); | |
| 126 (this->*end_dmawait_profile)(&wait); | |
| 1021 | 127 |
| 1124 | 128 global_mail_time += wait; |
| 129 finish_mail_write_time += wait; | |
| 1021 | 130 |
| 1007 | 131 } |
| 132 | |
| 1124 | 133 (this->*start_dmawait_profile)(); |
| 1007 | 134 spu_write_out_mbox((uint32)data); |
| 1124 | 135 (this->*end_dmawait_profile)(&wait); |
| 1007 | 136 |
| 1124 | 137 global_mail_time += wait; |
| 138 finish_mail_write_time += wait; | |
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139 |
| 1007 | 140 } |
| 141 | |
| 672 | 142 memaddr CellDmaManager::mail_read() |
| 143 { | |
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144 |
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145 |
| 1124 | 146 unsigned long long wait = 0; |
| 147 | |
| 672 | 148 (this->*start_dmawait_profile)(); |
| 149 memaddr data = (memaddr)spu_read_in_mbox(); | |
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150 |
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151 #if 0 |
| 672 | 152 if (ABIBIT>32) { |
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153 data += (spu_read_in_mbox()<<32); |
| 672 | 154 } |
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155 #endif |
| 1124 | 156 (this->*end_dmawait_profile)(&wait); |
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157 |
| 1124 | 158 global_mail_time += wait; |
| 159 mail_read_time += wait; | |
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160 |
| 672 | 161 return data; |
| 162 } | |
| 163 | |
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164 memaddr CellDmaManager::task_list_mail_read() |
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165 { |
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166 |
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167 unsigned long long wait = 0; |
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168 |
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169 (this->*start_dmawait_profile)(); |
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170 memaddr data = (memaddr)spu_read_in_mbox(); |
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171 (this->*end_dmawait_profile)(&wait); |
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172 |
| 1123 | 173 |
| 1124 | 174 task_list_mail_read_time += wait; |
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175 global_mail_time += wait; |
| 1123 | 176 task_list_read_count += 1; |
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177 |
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178 return data; |
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179 } |
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180 |
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181 |
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182 |
| 1417 | 183 void *CellDmaManager::dma_loadList(Scheduler *s, ListDataPtr list, uint32 mask) |
| 672 | 184 { |
| 1417 | 185 void *buff = s->manager->allocate(list->size); |
| 672 | 186 mfc_getl(buff, 0, list->element, sizeof(mfc_list_element_t)*list->length, |
| 187 mask, 0, 0); | |
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188 return buff; |
| 672 | 189 } |
| 190 | |
| 191 void CellDmaManager::dma_storeList(ListDataPtr list, void *buff, uint32 mask) | |
| 192 { | |
| 193 mfc_putl(buff, 0, list->element, sizeof(mfc_list_element_t)*list->length, | |
| 194 mask, 0, 0); | |
| 195 } | |
| 196 | |
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197 void * |
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198 CellDmaManager::get_writebuf(Scheduler *s,ListDataPtr addr, uint32 size) |
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199 { |
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200 void *b = s->manager->allocate(addr->size); |
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201 return b; |
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202 } |
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203 |
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204 |
| 672 | 205 |
| 206 CellDmaManager::CellDmaManager() | |
| 207 { | |
| 1009 | 208 |
| 1021 | 209 mail_queue = new MailManager(); |
| 672 | 210 stop_profile(); |
| 211 } | |
| 212 void | |
| 213 CellDmaManager::start_profile() | |
| 214 { | |
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215 global_busy_time = 0; |
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216 global_mail_time = 0; |
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217 global_wait_time = 0; |
| 1124 | 218 task_list_mail_read_time = 0; |
| 219 finish_mail_write_time = 0; | |
| 1123 | 220 task_list_read_count = 0; |
| 1124 | 221 |
| 222 mail_read_time = 0; | |
| 223 mail_write_time = 0; | |
| 224 | |
| 672 | 225 start_dmawait_profile = &CellDmaManager::do_start_dmawait_profile; |
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226 end_dmawait_profile = &CellDmaManager::do_end_dmawait_profile; |
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227 |
| 672 | 228 } |
| 229 | |
| 230 void | |
| 231 CellDmaManager::stop_profile() | |
| 232 { | |
| 233 start_dmawait_profile = &CellDmaManager::null_start_dmawait_profile; | |
| 234 end_dmawait_profile = &CellDmaManager::null_end_dmawait_profile; | |
| 235 } | |
| 236 | |
| 59 | 237 /** |
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238 * DMA Wait |
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239 * |
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240 * @param[in] mask Tag for Wait DMA process |
| 59 | 241 */ |
| 275 | 242 void |
| 672 | 243 CellDmaManager::do_start_dmawait_profile() |
| 242 | 244 { |
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245 |
| 242 | 246 wait_time = spu_readch(SPU_RdDec); |
| 247 global_busy_time += busy_time - wait_time; | |
| 1071 | 248 //printf("busy_time = %d, wait_time = %d\n", busy_time, wait_time); |
| 242 | 249 spu_writech(SPU_WrDec, 0xffffffff); |
|
999
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250 |
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251 // Measurement of mainMem_alloc |
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252 mainMemalloc_time += (alloc_busy_time - wait_time)*alloc_flag; |
| 242 | 253 } |
| 254 | |
|
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255 |
| 275 | 256 void |
| 676 | 257 CellDmaManager::do_end_dmawait_profile(unsigned long long *counter) |
| 242 | 258 { |
| 259 wait_time = spu_readch(SPU_RdDec); | |
| 1053 | 260 //printf("wait_time = %d", wait_time); |
| 675 | 261 *counter += 0xffffffff - wait_time; |
| 242 | 262 busy_time = wait_time; |
|
970
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263 |
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264 // Measurement of mainMem_alloc |
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265 alloc_busy_time = wait_time; |
| 242 | 266 } |
| 239 | 267 |
| 672 | 268 void CellDmaManager::null_start_dmawait_profile() {} |
| 676 | 269 void CellDmaManager::null_end_dmawait_profile(unsigned long long *counter) {} |
| 672 | 270 |
| 239 | 271 void |
| 736 | 272 CellDmaManager::show_dma_wait(Scheduler *s, int cpu) |
| 255 | 273 { |
| 274 | |
| 675 | 275 double r = ((double)global_busy_time)/((double)( |
| 276 global_busy_time+global_wait_time+global_mail_time | |
| 676 | 277 ))*100.0; |
| 924 | 278 |
| 279 double d = ((double)global_wait_time)/((double)( | |
| 280 global_busy_time+global_wait_time+global_mail_time | |
| 281 ))*100.0; | |
| 282 | |
| 283 double m = ((double)global_mail_time)/((double)( | |
| 284 global_busy_time+global_wait_time+global_mail_time | |
| 285 ))*100.0; | |
| 286 | |
| 1124 | 287 double tr = ((double)task_list_mail_read_time)/((double)( |
| 288 global_busy_time+global_wait_time+global_mail_time | |
| 289 ))*100.0; | |
| 290 | |
| 291 double tw = ((double)finish_mail_write_time)/((double)( | |
| 292 global_busy_time+global_wait_time+global_mail_time | |
| 293 ))*100.0; | |
| 294 | |
| 295 double mr = ((double)mail_read_time)/((double)( | |
| 296 global_busy_time+global_wait_time+global_mail_time | |
| 297 ))*100.0; | |
| 298 | |
| 299 double mw = ((double)mail_write_time)/((double)( | |
| 1025 | 300 global_busy_time+global_wait_time+global_mail_time |
| 301 ))*100.0; | |
| 302 | |
| 303 | |
| 1124 | 304 s->printf("spu%d:\n busy_time = %lld" |
| 924 | 305 " wait_time = %lld(%.3g%%), " |
| 306 " mail_time = %lld(%.3g%%), " | |
| 1124 | 307 " mail_read_time = %lld(%.3g%%), " |
| 308 " mail_write_time = %lld(%.3g%%),\n" | |
| 309 " task_list_mail_read_time = %lld(%.3g%%), " | |
| 310 " finish_mail_write_time = %lld(%.3g%%) " | |
| 311 " busy_ratio = %.3g%%, \n" | |
| 1123 | 312 " task_list_read_count = %d" |
| 313 " average_tasklist_mail_time = %lld" | |
|
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314 " mainMem_alloc_time = %lld\n" |
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315 ,cpu, global_busy_time, |
|
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316 global_wait_time, d, global_mail_time, m, |
| 1124 | 317 mail_read_time, mr, |
| 318 mail_write_time, mw, | |
| 319 task_list_mail_read_time, tr, | |
| 320 finish_mail_write_time, tw, | |
| 321 r, | |
| 1123 | 322 task_list_read_count, |
| 1124 | 323 task_list_mail_read_time / task_list_read_count, |
|
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324 mainMemalloc_time); |
|
925
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325 |
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326 global_busy_time = 0; |
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327 global_mail_time = 0; |
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328 global_wait_time = 0; |
| 1124 | 329 |
| 330 mail_read_time = 0; | |
| 331 mail_write_time = 0; | |
| 332 | |
| 333 task_list_mail_read_time = 0; | |
| 334 finish_mail_write_time = 0; | |
| 335 task_list_read_count = 0; | |
| 336 | |
|
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337 mainMemalloc_time = 0; |
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338 alloc_flag = 0; |
| 255 | 339 } |
| 340 | |
|
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341 uint32 |
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342 CellDmaManager::get_tag() |
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343 { |
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344 static int tag = 16; |
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345 tag ++; |
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346 tag &= 0x0f; |
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347 return tag+16; |
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348 } |
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349 |
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350 /** |
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351 * DMA buffer offset in rbuf |
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352 */ |
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353 void |
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354 CellDmaManager::bound(ListData *list) |
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355 { |
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356 ListElement *elm = list->element; |
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357 int *bound = list->bound; |
|
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|
358 int offset=0; |
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359 for(int i=0;i<list->length;i++) { |
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360 bound[i] = offset; |
|
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361 offset += elm[i].size; |
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362 } |
|
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363 } |
|
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364 |
| 604 | 365 |
| 366 /* end */ |