| 1 | /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * |
| 2 | * Mupen64plus - savestates.c * |
| 3 | * Mupen64Plus homepage: http://code.google.com/p/mupen64plus/ * |
| 4 | * Copyright (C) 2012 CasualJames * |
| 5 | * Copyright (C) 2009 Olejl Tillin9 * |
| 6 | * Copyright (C) 2008 Richard42 Tillin9 * |
| 7 | * Copyright (C) 2002 Hacktarux * |
| 8 | * * |
| 9 | * This program is free software; you can redistribute it and/or modify * |
| 10 | * it under the terms of the GNU General Public License as published by * |
| 11 | * the Free Software Foundation; either version 2 of the License, or * |
| 12 | * (at your option) any later version. * |
| 13 | * * |
| 14 | * This program is distributed in the hope that it will be useful, * |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
| 17 | * GNU General Public License for more details. * |
| 18 | * * |
| 19 | * You should have received a copy of the GNU General Public License * |
| 20 | * along with this program; if not, write to the * |
| 21 | * Free Software Foundation, Inc., * |
| 22 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * |
| 23 | * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ |
| 24 | |
| 25 | #include <stdlib.h> |
| 26 | #include <string.h> |
| 27 | #include <SDL_thread.h> |
| 28 | |
| 29 | #define M64P_CORE_PROTOTYPES 1 |
| 30 | #include "api/m64p_types.h" |
| 31 | #include "api/callbacks.h" |
| 32 | #include "api/m64p_config.h" |
| 33 | #include "api/config.h" |
| 34 | |
| 35 | #include "savestates.h" |
| 36 | #include "main.h" |
| 37 | #include "rom.h" |
| 38 | #include "util.h" |
| 39 | #include "workqueue.h" |
| 40 | |
| 41 | #include "memory/memory.h" |
| 42 | #include "memory/flashram.h" |
| 43 | #include "memory/tlb.h" |
| 44 | #include "r4300/macros.h" |
| 45 | #include "r4300/r4300.h" |
| 46 | #include "r4300/interupt.h" |
| 47 | #include "osal/preproc.h" |
| 48 | #include "osd/osd.h" |
| 49 | #include "r4300/new_dynarec/new_dynarec.h" |
| 50 | |
| 51 | #ifdef LIBMINIZIP |
| 52 | #include <unzip.h> |
| 53 | #include <zip.h> |
| 54 | #else |
| 55 | #include "main/zip/unzip.h" |
| 56 | #include "main/zip/zip.h" |
| 57 | #endif |
| 58 | |
| 59 | static const char* savestate_magic = "M64+SAVE"; |
| 60 | static const int savestate_latest_version = 0x00010000; /* 1.0 */ |
| 61 | static const unsigned char pj64_magic[4] = { 0xC8, 0xA6, 0xD8, 0x23 }; |
| 62 | |
| 63 | static savestates_job job = savestates_job_nothing; |
| 64 | static savestates_type type = savestates_type_unknown; |
| 65 | static char *fname = NULL; |
| 66 | |
| 67 | static unsigned int slot = 0; |
| 68 | static int autoinc_save_slot = 0; |
| 69 | |
| 70 | static SDL_mutex *savestates_lock; |
| 71 | |
| 72 | struct savestate_work { |
| 73 | char *filepath; |
| 74 | char *data; |
| 75 | size_t size; |
| 76 | struct work_struct work; |
| 77 | }; |
| 78 | |
| 79 | /* Returns the malloc'd full path of the currently selected savestate. */ |
| 80 | static char *savestates_generate_path(savestates_type type) |
| 81 | { |
| 82 | if(fname != NULL) /* A specific path was given. */ |
| 83 | { |
| 84 | return strdup(fname); |
| 85 | } |
| 86 | else /* Use the selected savestate slot */ |
| 87 | { |
| 88 | char *filename; |
| 89 | switch (type) |
| 90 | { |
| 91 | case savestates_type_m64p: |
| 92 | filename = formatstr("%s.st%d", ROM_SETTINGS.goodname, slot); |
| 93 | break; |
| 94 | case savestates_type_pj64_zip: |
| 95 | filename = formatstr("%s.pj%d.zip", ROM_PARAMS.headername, slot); |
| 96 | break; |
| 97 | case savestates_type_pj64_unc: |
| 98 | filename = formatstr("%s.pj%d", ROM_PARAMS.headername, slot); |
| 99 | break; |
| 100 | default: |
| 101 | filename = NULL; |
| 102 | break; |
| 103 | } |
| 104 | |
| 105 | if (filename != NULL) |
| 106 | { |
| 107 | char *filepath = formatstr("%s%s", get_savestatepath(), filename); |
| 108 | free(filename); |
| 109 | return filepath; |
| 110 | } |
| 111 | else |
| 112 | return NULL; |
| 113 | } |
| 114 | } |
| 115 | |
| 116 | void savestates_select_slot(unsigned int s) |
| 117 | { |
| 118 | if(s>9||s==slot) |
| 119 | return; |
| 120 | slot = s; |
| 121 | ConfigSetParameter(g_CoreConfig, "CurrentSaveSlot", M64TYPE_INT, &s); |
| 122 | StateChanged(M64CORE_SAVESTATE_SLOT, slot); |
| 123 | |
| 124 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "Selected state slot: %d", slot); |
| 125 | } |
| 126 | |
| 127 | /* Returns the currently selected save slot. */ |
| 128 | unsigned int savestates_get_slot(void) |
| 129 | { |
| 130 | return slot; |
| 131 | } |
| 132 | |
| 133 | /* Sets save state slot autoincrement on or off. */ |
| 134 | void savestates_set_autoinc_slot(int b) |
| 135 | { |
| 136 | autoinc_save_slot = b; |
| 137 | } |
| 138 | |
| 139 | void savestates_inc_slot(void) |
| 140 | { |
| 141 | if(++slot>9) |
| 142 | slot = 0; |
| 143 | StateChanged(M64CORE_SAVESTATE_SLOT, slot); |
| 144 | } |
| 145 | |
| 146 | savestates_job savestates_get_job(void) |
| 147 | { |
| 148 | return job; |
| 149 | } |
| 150 | |
| 151 | void savestates_set_job(savestates_job j, savestates_type t, const char *fn) |
| 152 | { |
| 153 | if (fname != NULL) |
| 154 | { |
| 155 | free(fname); |
| 156 | fname = NULL; |
| 157 | } |
| 158 | |
| 159 | job = j; |
| 160 | type = t; |
| 161 | if (fn != NULL) |
| 162 | fname = strdup(fn); |
| 163 | } |
| 164 | |
| 165 | static void savestates_clear_job(void) |
| 166 | { |
| 167 | savestates_set_job(savestates_job_nothing, savestates_type_unknown, NULL); |
| 168 | } |
| 169 | |
| 170 | #define GETARRAY(buff, type, count) \ |
| 171 | (to_little_endian_buffer(buff, sizeof(type),count), \ |
| 172 | buff += count*sizeof(type), \ |
| 173 | (type *)(buff-count*sizeof(type))) |
| 174 | #define COPYARRAY(dst, buff, type, count) \ |
| 175 | memcpy(dst, GETARRAY(buff, type, count), sizeof(type)*count) |
| 176 | #define GETDATA(buff, type) *GETARRAY(buff, type, 1) |
| 177 | |
| 178 | #define PUTARRAY(src, buff, type, count) \ |
| 179 | memcpy(buff, src, sizeof(type)*count); \ |
| 180 | to_little_endian_buffer(buff, sizeof(type), count); \ |
| 181 | buff += count*sizeof(type); |
| 182 | |
| 183 | #define PUTDATA(buff, type, value) \ |
| 184 | do { type x = value; PUTARRAY(&x, buff, type, 1); } while(0) |
| 185 | |
| 186 | static int savestates_load_m64p(char *filepath) |
| 187 | { |
| 188 | unsigned char header[44]; |
| 189 | gzFile f; |
| 190 | int version; |
| 191 | int i; |
| 192 | |
| 193 | size_t savestateSize; |
| 194 | unsigned char *savestateData, *curr; |
| 195 | char queue[1024]; |
| 196 | |
| 197 | SDL_LockMutex(savestates_lock); |
| 198 | |
| 199 | f = gzopen(filepath, "rb"); |
| 200 | if(f==NULL) |
| 201 | { |
| 202 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "Could not open state file: %s", filepath); |
| 203 | SDL_UnlockMutex(savestates_lock); |
| 204 | return 0; |
| 205 | } |
| 206 | |
| 207 | /* Read and check Mupen64Plus magic number. */ |
| 208 | if (gzread(f, header, 44) != 44) |
| 209 | { |
| 210 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "Could not read header from state file %s", filepath); |
| 211 | gzclose(f); |
| 212 | SDL_UnlockMutex(savestates_lock); |
| 213 | return 0; |
| 214 | } |
| 215 | curr = header; |
| 216 | |
| 217 | if(strncmp((char *)curr, savestate_magic, 8)!=0) |
| 218 | { |
| 219 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "State file: %s is not a valid Mupen64plus savestate.", filepath); |
| 220 | gzclose(f); |
| 221 | SDL_UnlockMutex(savestates_lock); |
| 222 | return 0; |
| 223 | } |
| 224 | curr += 8; |
| 225 | |
| 226 | version = *curr++; |
| 227 | version = (version << 8) | *curr++; |
| 228 | version = (version << 8) | *curr++; |
| 229 | version = (version << 8) | *curr++; |
| 230 | if(version != 0x00010000) |
| 231 | { |
| 232 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "State version (%08x) isn't compatible. Please update Mupen64Plus.", version); |
| 233 | gzclose(f); |
| 234 | SDL_UnlockMutex(savestates_lock); |
| 235 | return 0; |
| 236 | } |
| 237 | |
| 238 | if(memcmp((char *)curr, ROM_SETTINGS.MD5, 32)) |
| 239 | { |
| 240 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "State ROM MD5 does not match current ROM."); |
| 241 | gzclose(f); |
| 242 | SDL_UnlockMutex(savestates_lock); |
| 243 | return 0; |
| 244 | } |
| 245 | curr += 32; |
| 246 | |
| 247 | /* Read the rest of the savestate */ |
| 248 | savestateSize = 16788244; |
| 249 | savestateData = curr = (unsigned char *)malloc(savestateSize); |
| 250 | if (savestateData == NULL) |
| 251 | { |
| 252 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "Insufficient memory to load state."); |
| 253 | gzclose(f); |
| 254 | SDL_UnlockMutex(savestates_lock); |
| 255 | return 0; |
| 256 | } |
| 257 | if (gzread(f, savestateData, savestateSize) != savestateSize || |
| 258 | (gzread(f, queue, sizeof(queue)) % 4) != 0) |
| 259 | { |
| 260 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "Could not read Mupen64Plus savestate data from %s", filepath); |
| 261 | free(savestateData); |
| 262 | gzclose(f); |
| 263 | SDL_UnlockMutex(savestates_lock); |
| 264 | return 0; |
| 265 | } |
| 266 | |
| 267 | gzclose(f); |
| 268 | SDL_UnlockMutex(savestates_lock); |
| 269 | |
| 270 | // Parse savestate |
| 271 | rdram_register.rdram_config = GETDATA(curr, unsigned int); |
| 272 | rdram_register.rdram_device_id = GETDATA(curr, unsigned int); |
| 273 | rdram_register.rdram_delay = GETDATA(curr, unsigned int); |
| 274 | rdram_register.rdram_mode = GETDATA(curr, unsigned int); |
| 275 | rdram_register.rdram_ref_interval = GETDATA(curr, unsigned int); |
| 276 | rdram_register.rdram_ref_row = GETDATA(curr, unsigned int); |
| 277 | rdram_register.rdram_ras_interval = GETDATA(curr, unsigned int); |
| 278 | rdram_register.rdram_min_interval = GETDATA(curr, unsigned int); |
| 279 | rdram_register.rdram_addr_select = GETDATA(curr, unsigned int); |
| 280 | rdram_register.rdram_device_manuf = GETDATA(curr, unsigned int); |
| 281 | |
| 282 | MI_register.w_mi_init_mode_reg = GETDATA(curr, unsigned int); |
| 283 | MI_register.mi_init_mode_reg = GETDATA(curr, unsigned int); |
| 284 | curr += 4; // Duplicate MI init mode flags from old implementation |
| 285 | MI_register.mi_version_reg = GETDATA(curr, unsigned int); |
| 286 | MI_register.mi_intr_reg = GETDATA(curr, unsigned int); |
| 287 | MI_register.mi_intr_mask_reg = GETDATA(curr, unsigned int); |
| 288 | MI_register.w_mi_intr_mask_reg = GETDATA(curr, unsigned int); |
| 289 | curr += 8; // Duplicated MI intr flags and padding from old implementation |
| 290 | |
| 291 | pi_register.pi_dram_addr_reg = GETDATA(curr, unsigned int); |
| 292 | pi_register.pi_cart_addr_reg = GETDATA(curr, unsigned int); |
| 293 | pi_register.pi_rd_len_reg = GETDATA(curr, unsigned int); |
| 294 | pi_register.pi_wr_len_reg = GETDATA(curr, unsigned int); |
| 295 | pi_register.read_pi_status_reg = GETDATA(curr, unsigned int); |
| 296 | pi_register.pi_bsd_dom1_lat_reg = GETDATA(curr, unsigned int); |
| 297 | pi_register.pi_bsd_dom1_pwd_reg = GETDATA(curr, unsigned int); |
| 298 | pi_register.pi_bsd_dom1_pgs_reg = GETDATA(curr, unsigned int); |
| 299 | pi_register.pi_bsd_dom1_rls_reg = GETDATA(curr, unsigned int); |
| 300 | pi_register.pi_bsd_dom2_lat_reg = GETDATA(curr, unsigned int); |
| 301 | pi_register.pi_bsd_dom2_pwd_reg = GETDATA(curr, unsigned int); |
| 302 | pi_register.pi_bsd_dom2_pgs_reg = GETDATA(curr, unsigned int); |
| 303 | pi_register.pi_bsd_dom2_rls_reg = GETDATA(curr, unsigned int); |
| 304 | |
| 305 | sp_register.sp_mem_addr_reg = GETDATA(curr, unsigned int); |
| 306 | sp_register.sp_dram_addr_reg = GETDATA(curr, unsigned int); |
| 307 | sp_register.sp_rd_len_reg = GETDATA(curr, unsigned int); |
| 308 | sp_register.sp_wr_len_reg = GETDATA(curr, unsigned int); |
| 309 | sp_register.w_sp_status_reg = GETDATA(curr, unsigned int); |
| 310 | sp_register.sp_status_reg = GETDATA(curr, unsigned int); |
| 311 | curr += 16; // Duplicated SP flags and padding from old implementation |
| 312 | sp_register.sp_dma_full_reg = GETDATA(curr, unsigned int); |
| 313 | sp_register.sp_dma_busy_reg = GETDATA(curr, unsigned int); |
| 314 | sp_register.sp_semaphore_reg = GETDATA(curr, unsigned int); |
| 315 | |
| 316 | rsp_register.rsp_pc = GETDATA(curr, unsigned int); |
| 317 | rsp_register.rsp_ibist = GETDATA(curr, unsigned int); |
| 318 | |
| 319 | si_register.si_dram_addr = GETDATA(curr, unsigned int); |
| 320 | si_register.si_pif_addr_rd64b = GETDATA(curr, unsigned int); |
| 321 | si_register.si_pif_addr_wr64b = GETDATA(curr, unsigned int); |
| 322 | si_register.si_stat = GETDATA(curr, unsigned int); |
| 323 | |
| 324 | vi_register.vi_status = GETDATA(curr, unsigned int); |
| 325 | vi_register.vi_origin = GETDATA(curr, unsigned int); |
| 326 | vi_register.vi_width = GETDATA(curr, unsigned int); |
| 327 | vi_register.vi_v_intr = GETDATA(curr, unsigned int); |
| 328 | vi_register.vi_current = GETDATA(curr, unsigned int); |
| 329 | vi_register.vi_burst = GETDATA(curr, unsigned int); |
| 330 | vi_register.vi_v_sync = GETDATA(curr, unsigned int); |
| 331 | vi_register.vi_h_sync = GETDATA(curr, unsigned int); |
| 332 | vi_register.vi_leap = GETDATA(curr, unsigned int); |
| 333 | vi_register.vi_h_start = GETDATA(curr, unsigned int); |
| 334 | vi_register.vi_v_start = GETDATA(curr, unsigned int); |
| 335 | vi_register.vi_v_burst = GETDATA(curr, unsigned int); |
| 336 | vi_register.vi_x_scale = GETDATA(curr, unsigned int); |
| 337 | vi_register.vi_y_scale = GETDATA(curr, unsigned int); |
| 338 | vi_register.vi_delay = GETDATA(curr, unsigned int); |
| 339 | update_vi_status(vi_register.vi_status); |
| 340 | update_vi_width(vi_register.vi_width); |
| 341 | |
| 342 | ri_register.ri_mode = GETDATA(curr, unsigned int); |
| 343 | ri_register.ri_config = GETDATA(curr, unsigned int); |
| 344 | ri_register.ri_current_load = GETDATA(curr, unsigned int); |
| 345 | ri_register.ri_select = GETDATA(curr, unsigned int); |
| 346 | ri_register.ri_refresh = GETDATA(curr, unsigned int); |
| 347 | ri_register.ri_latency = GETDATA(curr, unsigned int); |
| 348 | ri_register.ri_error = GETDATA(curr, unsigned int); |
| 349 | ri_register.ri_werror = GETDATA(curr, unsigned int); |
| 350 | |
| 351 | ai_register.ai_dram_addr = GETDATA(curr, unsigned int); |
| 352 | ai_register.ai_len = GETDATA(curr, unsigned int); |
| 353 | ai_register.ai_control = GETDATA(curr, unsigned int); |
| 354 | ai_register.ai_status = GETDATA(curr, unsigned int); |
| 355 | ai_register.ai_dacrate = GETDATA(curr, unsigned int); |
| 356 | ai_register.ai_bitrate = GETDATA(curr, unsigned int); |
| 357 | ai_register.next_delay = GETDATA(curr, unsigned int); |
| 358 | ai_register.next_len = GETDATA(curr, unsigned int); |
| 359 | ai_register.current_delay = GETDATA(curr, unsigned int); |
| 360 | ai_register.current_len = GETDATA(curr, unsigned int); |
| 361 | update_ai_dacrate(ai_register.ai_dacrate); |
| 362 | |
| 363 | dpc_register.dpc_start = GETDATA(curr, unsigned int); |
| 364 | dpc_register.dpc_end = GETDATA(curr, unsigned int); |
| 365 | dpc_register.dpc_current = GETDATA(curr, unsigned int); |
| 366 | dpc_register.w_dpc_status = GETDATA(curr, unsigned int); |
| 367 | dpc_register.dpc_status = GETDATA(curr, unsigned int); |
| 368 | curr += 12; // Duplicated DPC flags and padding from old implementation |
| 369 | dpc_register.dpc_clock = GETDATA(curr, unsigned int); |
| 370 | dpc_register.dpc_bufbusy = GETDATA(curr, unsigned int); |
| 371 | dpc_register.dpc_pipebusy = GETDATA(curr, unsigned int); |
| 372 | dpc_register.dpc_tmem = GETDATA(curr, unsigned int); |
| 373 | |
| 374 | dps_register.dps_tbist = GETDATA(curr, unsigned int); |
| 375 | dps_register.dps_test_mode = GETDATA(curr, unsigned int); |
| 376 | dps_register.dps_buftest_addr = GETDATA(curr, unsigned int); |
| 377 | dps_register.dps_buftest_data = GETDATA(curr, unsigned int); |
| 378 | |
| 379 | COPYARRAY(rdram, curr, unsigned int, 0x800000/4); |
| 380 | COPYARRAY(SP_DMEM, curr, unsigned int, 0x1000/4); |
| 381 | COPYARRAY(SP_IMEM, curr, unsigned int, 0x1000/4); |
| 382 | COPYARRAY(PIF_RAM, curr, unsigned char, 0x40); |
| 383 | |
| 384 | flashram_info.use_flashram = GETDATA(curr, int); |
| 385 | flashram_info.mode = GETDATA(curr, int); |
| 386 | flashram_info.status = GETDATA(curr, unsigned long long); |
| 387 | flashram_info.erase_offset = GETDATA(curr, unsigned int); |
| 388 | flashram_info.write_pointer = GETDATA(curr, unsigned int); |
| 389 | |
| 390 | COPYARRAY(tlb_LUT_r, curr, unsigned int, 0x100000); |
| 391 | COPYARRAY(tlb_LUT_w, curr, unsigned int, 0x100000); |
| 392 | |
| 393 | llbit = GETDATA(curr, unsigned int); |
| 394 | COPYARRAY(reg, curr, long long int, 32); |
| 395 | COPYARRAY(reg_cop0, curr, unsigned int, 32); |
| 396 | set_fpr_pointers(Status); // Status is reg_cop0[12] |
| 397 | lo = GETDATA(curr, long long int); |
| 398 | hi = GETDATA(curr, long long int); |
| 399 | COPYARRAY(reg_cop1_fgr_64, curr, long long int, 32); |
| 400 | if ((Status & 0x04000000) == 0) // 32-bit FPR mode requires data shuffling because 64-bit layout is always stored in savestate file |
| 401 | shuffle_fpr_data(0x04000000, 0); |
| 402 | FCR0 = GETDATA(curr, int); |
| 403 | FCR31 = GETDATA(curr, int); |
| 404 | |
| 405 | for (i = 0; i < 32; i++) |
| 406 | { |
| 407 | tlb_e[i].mask = GETDATA(curr, short); |
| 408 | curr += 2; |
| 409 | tlb_e[i].vpn2 = GETDATA(curr, int); |
| 410 | tlb_e[i].g = GETDATA(curr, char); |
| 411 | tlb_e[i].asid = GETDATA(curr, unsigned char); |
| 412 | curr += 2; |
| 413 | tlb_e[i].pfn_even = GETDATA(curr, int); |
| 414 | tlb_e[i].c_even = GETDATA(curr, char); |
| 415 | tlb_e[i].d_even = GETDATA(curr, char); |
| 416 | tlb_e[i].v_even = GETDATA(curr, char); |
| 417 | curr++; |
| 418 | tlb_e[i].pfn_odd = GETDATA(curr, int); |
| 419 | tlb_e[i].c_odd = GETDATA(curr, char); |
| 420 | tlb_e[i].d_odd = GETDATA(curr, char); |
| 421 | tlb_e[i].v_odd = GETDATA(curr, char); |
| 422 | tlb_e[i].r = GETDATA(curr, char); |
| 423 | |
| 424 | tlb_e[i].start_even = GETDATA(curr, unsigned int); |
| 425 | tlb_e[i].end_even = GETDATA(curr, unsigned int); |
| 426 | tlb_e[i].phys_even = GETDATA(curr, unsigned int); |
| 427 | tlb_e[i].start_odd = GETDATA(curr, unsigned int); |
| 428 | tlb_e[i].end_odd = GETDATA(curr, unsigned int); |
| 429 | tlb_e[i].phys_odd = GETDATA(curr, unsigned int); |
| 430 | } |
| 431 | |
| 432 | #ifdef NEW_DYNAREC |
| 433 | if (r4300emu == CORE_DYNAREC) { |
| 434 | pcaddr = GETDATA(curr, unsigned int); |
| 435 | pending_exception = 1; |
| 436 | invalidate_all_pages(); |
| 437 | } else { |
| 438 | if(r4300emu != CORE_PURE_INTERPRETER) |
| 439 | { |
| 440 | for (i = 0; i < 0x100000; i++) |
| 441 | invalid_code[i] = 1; |
| 442 | } |
| 443 | generic_jump_to(GETDATA(curr, unsigned int)); // PC |
| 444 | } |
| 445 | #else |
| 446 | if(r4300emu != CORE_PURE_INTERPRETER) |
| 447 | { |
| 448 | for (i = 0; i < 0x100000; i++) |
| 449 | invalid_code[i] = 1; |
| 450 | } |
| 451 | generic_jump_to(GETDATA(curr, unsigned int)); // PC |
| 452 | #endif |
| 453 | |
| 454 | next_interupt = GETDATA(curr, unsigned int); |
| 455 | next_vi = GETDATA(curr, unsigned int); |
| 456 | vi_field = GETDATA(curr, unsigned int); |
| 457 | |
| 458 | // assert(savestateData+savestateSize == curr) |
| 459 | |
| 460 | to_little_endian_buffer(queue, 4, 256); |
| 461 | load_eventqueue_infos(queue); |
| 462 | |
| 463 | #ifdef NEW_DYNAREC |
| 464 | if (r4300emu == CORE_DYNAREC) |
| 465 | last_addr = pcaddr; |
| 466 | else |
| 467 | last_addr = PC->addr; |
| 468 | #else |
| 469 | last_addr = PC->addr; |
| 470 | #endif |
| 471 | |
| 472 | free(savestateData); |
| 473 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "State loaded from: %s", namefrompath(filepath)); |
| 474 | return 1; |
| 475 | } |
| 476 | |
| 477 | static int savestates_load_pj64(char *filepath, void *handle, |
| 478 | int (*read_func)(void *, void *, size_t)) |
| 479 | { |
| 480 | char buffer[1024]; |
| 481 | unsigned int vi_timer, SaveRDRAMSize; |
| 482 | int i; |
| 483 | |
| 484 | unsigned char header[8]; |
| 485 | unsigned char RomHeader[0x40]; |
| 486 | |
| 487 | size_t savestateSize; |
| 488 | unsigned char *savestateData, *curr; |
| 489 | |
| 490 | /* Read and check Project64 magic number. */ |
| 491 | if (!read_func(handle, header, 8)) |
| 492 | { |
| 493 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "Could not read header from Project64 savestate %s", filepath); |
| 494 | return 0; |
| 495 | } |
| 496 | |
| 497 | curr = header; |
| 498 | if (memcmp(curr, pj64_magic, 4) != 0) |
| 499 | { |
| 500 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "State file: %s is not a valid Project64 savestate. Unrecognized file format.", filepath); |
| 501 | return 0; |
| 502 | } |
| 503 | curr += 4; |
| 504 | |
| 505 | SaveRDRAMSize = GETDATA(curr, unsigned int); |
| 506 | |
| 507 | /* Read the rest of the savestate into memory. */ |
| 508 | savestateSize = SaveRDRAMSize + 0x2754; |
| 509 | savestateData = curr = (unsigned char *)malloc(savestateSize); |
| 510 | if (savestateData == NULL) |
| 511 | { |
| 512 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "Insufficient memory to load state."); |
| 513 | return 0; |
| 514 | } |
| 515 | if (!read_func(handle, savestateData, savestateSize)) |
| 516 | { |
| 517 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "Could not read savestate data from Project64 savestate %s", filepath); |
| 518 | free(savestateData); |
| 519 | return 0; |
| 520 | } |
| 521 | |
| 522 | // check ROM header |
| 523 | COPYARRAY(RomHeader, curr, unsigned int, 0x40/4); |
| 524 | if(memcmp(RomHeader, rom, 0x40) != 0) |
| 525 | { |
| 526 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "State ROM header does not match current ROM."); |
| 527 | free(savestateData); |
| 528 | return 0; |
| 529 | } |
| 530 | |
| 531 | // vi_timer |
| 532 | vi_timer = GETDATA(curr, unsigned int); |
| 533 | |
| 534 | // Program Counter |
| 535 | last_addr = GETDATA(curr, unsigned int); |
| 536 | |
| 537 | // GPR |
| 538 | COPYARRAY(reg, curr, long long int, 32); |
| 539 | |
| 540 | // FPR |
| 541 | COPYARRAY(reg_cop1_fgr_64, curr, long long int, 32); |
| 542 | |
| 543 | // CP0 |
| 544 | COPYARRAY(reg_cop0, curr, unsigned int, 32); |
| 545 | |
| 546 | set_fpr_pointers(Status); // Status is reg_cop0[12] |
| 547 | if ((Status & 0x04000000) == 0) // TODO not sure how pj64 handles this |
| 548 | shuffle_fpr_data(0x04000000, 0); |
| 549 | |
| 550 | // Initialze the interupts |
| 551 | vi_timer += reg_cop0[9]; // Add current Count |
| 552 | next_interupt = (Compare < vi_timer) ? Compare : vi_timer; |
| 553 | next_vi = vi_timer; |
| 554 | vi_field = 0; |
| 555 | *((unsigned int*)&buffer[0]) = VI_INT; |
| 556 | *((unsigned int*)&buffer[4]) = vi_timer; |
| 557 | *((unsigned int*)&buffer[8]) = COMPARE_INT; |
| 558 | *((unsigned int*)&buffer[12]) = Compare; |
| 559 | *((unsigned int*)&buffer[16]) = 0xFFFFFFFF; |
| 560 | |
| 561 | load_eventqueue_infos(buffer); |
| 562 | |
| 563 | // FPCR |
| 564 | FCR0 = GETDATA(curr, int); |
| 565 | curr += 30 * 4; // FCR1...FCR30 not supported |
| 566 | FCR31 = GETDATA(curr, int); |
| 567 | |
| 568 | // hi / lo |
| 569 | hi = GETDATA(curr, long long int); |
| 570 | lo = GETDATA(curr, long long int); |
| 571 | |
| 572 | // rdram register |
| 573 | rdram_register.rdram_config = GETDATA(curr, unsigned int); |
| 574 | rdram_register.rdram_device_id = GETDATA(curr, unsigned int); |
| 575 | rdram_register.rdram_delay = GETDATA(curr, unsigned int); |
| 576 | rdram_register.rdram_mode = GETDATA(curr, unsigned int); |
| 577 | rdram_register.rdram_ref_interval = GETDATA(curr, unsigned int); |
| 578 | rdram_register.rdram_ref_row = GETDATA(curr, unsigned int); |
| 579 | rdram_register.rdram_ras_interval = GETDATA(curr, unsigned int); |
| 580 | rdram_register.rdram_min_interval = GETDATA(curr, unsigned int); |
| 581 | rdram_register.rdram_addr_select = GETDATA(curr, unsigned int); |
| 582 | rdram_register.rdram_device_manuf = GETDATA(curr, unsigned int); |
| 583 | |
| 584 | // sp_register |
| 585 | sp_register.sp_mem_addr_reg = GETDATA(curr, unsigned int); |
| 586 | sp_register.sp_dram_addr_reg = GETDATA(curr, unsigned int); |
| 587 | sp_register.sp_rd_len_reg = GETDATA(curr, unsigned int); |
| 588 | sp_register.sp_wr_len_reg = GETDATA(curr, unsigned int); |
| 589 | sp_register.sp_status_reg = GETDATA(curr, unsigned int); |
| 590 | sp_register.sp_dma_full_reg = GETDATA(curr, unsigned int); |
| 591 | sp_register.sp_dma_busy_reg = GETDATA(curr, unsigned int); |
| 592 | sp_register.sp_semaphore_reg = GETDATA(curr, unsigned int); |
| 593 | rsp_register.rsp_pc = GETDATA(curr, unsigned int); |
| 594 | rsp_register.rsp_ibist = GETDATA(curr, unsigned int); |
| 595 | |
| 596 | make_w_sp_status_reg(); |
| 597 | |
| 598 | // dpc_register |
| 599 | dpc_register.dpc_start = GETDATA(curr, unsigned int); |
| 600 | dpc_register.dpc_end = GETDATA(curr, unsigned int); |
| 601 | dpc_register.dpc_current = GETDATA(curr, unsigned int); |
| 602 | dpc_register.dpc_status = GETDATA(curr, unsigned int); |
| 603 | dpc_register.dpc_clock = GETDATA(curr, unsigned int); |
| 604 | dpc_register.dpc_bufbusy = GETDATA(curr, unsigned int); |
| 605 | dpc_register.dpc_pipebusy = GETDATA(curr, unsigned int); |
| 606 | dpc_register.dpc_tmem = GETDATA(curr, unsigned int); |
| 607 | (void)GETDATA(curr, unsigned int); // Dummy read |
| 608 | (void)GETDATA(curr, unsigned int); // Dummy read |
| 609 | |
| 610 | make_w_dpc_status(); |
| 611 | |
| 612 | // mi_register |
| 613 | MI_register.mi_init_mode_reg = GETDATA(curr, unsigned int); |
| 614 | MI_register.mi_version_reg = GETDATA(curr, unsigned int); |
| 615 | MI_register.mi_intr_reg = GETDATA(curr, unsigned int); |
| 616 | MI_register.mi_intr_mask_reg = GETDATA(curr, unsigned int); |
| 617 | |
| 618 | make_w_mi_init_mode_reg(); |
| 619 | make_w_mi_intr_mask_reg(); |
| 620 | |
| 621 | // vi_register |
| 622 | vi_register.vi_status = GETDATA(curr, unsigned int); |
| 623 | vi_register.vi_origin = GETDATA(curr, unsigned int); |
| 624 | vi_register.vi_width = GETDATA(curr, unsigned int); |
| 625 | vi_register.vi_v_intr = GETDATA(curr, unsigned int); |
| 626 | vi_register.vi_current = GETDATA(curr, unsigned int); |
| 627 | vi_register.vi_burst = GETDATA(curr, unsigned int); |
| 628 | vi_register.vi_v_sync = GETDATA(curr, unsigned int); |
| 629 | vi_register.vi_h_sync = GETDATA(curr, unsigned int); |
| 630 | vi_register.vi_leap = GETDATA(curr, unsigned int); |
| 631 | vi_register.vi_h_start = GETDATA(curr, unsigned int); |
| 632 | vi_register.vi_v_start = GETDATA(curr, unsigned int); |
| 633 | vi_register.vi_v_burst = GETDATA(curr, unsigned int); |
| 634 | vi_register.vi_x_scale = GETDATA(curr, unsigned int); |
| 635 | vi_register.vi_y_scale = GETDATA(curr, unsigned int); |
| 636 | // TODO vi delay? |
| 637 | update_vi_status(vi_register.vi_status); |
| 638 | update_vi_width(vi_register.vi_width); |
| 639 | |
| 640 | // ai_register |
| 641 | ai_register.ai_dram_addr = GETDATA(curr, unsigned int); |
| 642 | ai_register.ai_len = GETDATA(curr, unsigned int); |
| 643 | ai_register.ai_control = GETDATA(curr, unsigned int); |
| 644 | ai_register.ai_status = GETDATA(curr, unsigned int); |
| 645 | ai_register.ai_dacrate = GETDATA(curr, unsigned int); |
| 646 | ai_register.ai_bitrate = GETDATA(curr, unsigned int); |
| 647 | update_ai_dacrate(ai_register.ai_dacrate); |
| 648 | |
| 649 | // pi_register |
| 650 | pi_register.pi_dram_addr_reg = GETDATA(curr, unsigned int); |
| 651 | pi_register.pi_cart_addr_reg = GETDATA(curr, unsigned int); |
| 652 | pi_register.pi_rd_len_reg = GETDATA(curr, unsigned int); |
| 653 | pi_register.pi_wr_len_reg = GETDATA(curr, unsigned int); |
| 654 | pi_register.read_pi_status_reg = GETDATA(curr, unsigned int); |
| 655 | pi_register.pi_bsd_dom1_lat_reg = GETDATA(curr, unsigned int); |
| 656 | pi_register.pi_bsd_dom1_pwd_reg = GETDATA(curr, unsigned int); |
| 657 | pi_register.pi_bsd_dom1_pgs_reg = GETDATA(curr, unsigned int); |
| 658 | pi_register.pi_bsd_dom1_rls_reg = GETDATA(curr, unsigned int); |
| 659 | pi_register.pi_bsd_dom2_lat_reg = GETDATA(curr, unsigned int); |
| 660 | pi_register.pi_bsd_dom2_pwd_reg = GETDATA(curr, unsigned int); |
| 661 | pi_register.pi_bsd_dom2_pgs_reg = GETDATA(curr, unsigned int); |
| 662 | pi_register.pi_bsd_dom2_rls_reg = GETDATA(curr, unsigned int); |
| 663 | read_func(handle, &pi_register, sizeof(PI_register)); |
| 664 | |
| 665 | // ri_register |
| 666 | ri_register.ri_mode = GETDATA(curr, unsigned int); |
| 667 | ri_register.ri_config = GETDATA(curr, unsigned int); |
| 668 | ri_register.ri_current_load = GETDATA(curr, unsigned int); |
| 669 | ri_register.ri_select = GETDATA(curr, unsigned int); |
| 670 | ri_register.ri_refresh = GETDATA(curr, unsigned int); |
| 671 | ri_register.ri_latency = GETDATA(curr, unsigned int); |
| 672 | ri_register.ri_error = GETDATA(curr, unsigned int); |
| 673 | ri_register.ri_werror = GETDATA(curr, unsigned int); |
| 674 | |
| 675 | // si_register |
| 676 | si_register.si_dram_addr = GETDATA(curr, unsigned int); |
| 677 | si_register.si_pif_addr_rd64b = GETDATA(curr, unsigned int); |
| 678 | si_register.si_pif_addr_wr64b = GETDATA(curr, unsigned int); |
| 679 | si_register.si_stat = GETDATA(curr, unsigned int); |
| 680 | |
| 681 | // tlb |
| 682 | memset(tlb_LUT_r, 0, 0x400000); |
| 683 | memset(tlb_LUT_w, 0, 0x400000); |
| 684 | for (i=0; i < 32; i++) |
| 685 | { |
| 686 | unsigned int MyPageMask, MyEntryHi, MyEntryLo0, MyEntryLo1; |
| 687 | |
| 688 | (void)GETDATA(curr, unsigned int); // Dummy read - EntryDefined |
| 689 | MyPageMask = GETDATA(curr, unsigned int); |
| 690 | MyEntryHi = GETDATA(curr, unsigned int); |
| 691 | MyEntryLo0 = GETDATA(curr, unsigned int); |
| 692 | MyEntryLo1 = GETDATA(curr, unsigned int); |
| 693 | |
| 694 | // This is copied from TLBWI instruction |
| 695 | tlb_e[i].g = (MyEntryLo0 & MyEntryLo1 & 1); |
| 696 | tlb_e[i].pfn_even = (MyEntryLo0 & 0x3FFFFFC0) >> 6; |
| 697 | tlb_e[i].pfn_odd = (MyEntryLo1 & 0x3FFFFFC0) >> 6; |
| 698 | tlb_e[i].c_even = (MyEntryLo0 & 0x38) >> 3; |
| 699 | tlb_e[i].c_odd = (MyEntryLo1 & 0x38) >> 3; |
| 700 | tlb_e[i].d_even = (MyEntryLo0 & 0x4) >> 2; |
| 701 | tlb_e[i].d_odd = (MyEntryLo1 & 0x4) >> 2; |
| 702 | tlb_e[i].v_even = (MyEntryLo0 & 0x2) >> 1; |
| 703 | tlb_e[i].v_odd = (MyEntryLo1 & 0x2) >> 1; |
| 704 | tlb_e[i].asid = (MyEntryHi & 0xFF); |
| 705 | tlb_e[i].vpn2 = (MyEntryHi & 0xFFFFE000) >> 13; |
| 706 | //tlb_e[i].r = (MyEntryHi & 0xC000000000000000LL) >> 62; |
| 707 | tlb_e[i].mask = (MyPageMask & 0x1FFE000) >> 13; |
| 708 | |
| 709 | tlb_e[i].start_even = tlb_e[i].vpn2 << 13; |
| 710 | tlb_e[i].end_even = tlb_e[i].start_even+ |
| 711 | (tlb_e[i].mask << 12) + 0xFFF; |
| 712 | tlb_e[i].phys_even = tlb_e[i].pfn_even << 12; |
| 713 | |
| 714 | tlb_e[i].start_odd = tlb_e[i].end_even+1; |
| 715 | tlb_e[i].end_odd = tlb_e[i].start_odd+ |
| 716 | (tlb_e[i].mask << 12) + 0xFFF; |
| 717 | tlb_e[i].phys_odd = tlb_e[i].pfn_odd << 12; |
| 718 | |
| 719 | tlb_map(&tlb_e[i]); |
| 720 | } |
| 721 | |
| 722 | // pif ram |
| 723 | COPYARRAY(PIF_RAM, curr, unsigned char, 0x40); |
| 724 | |
| 725 | // RDRAM |
| 726 | memset(rdram, 0, 0x800000); |
| 727 | COPYARRAY(rdram, curr, unsigned int, SaveRDRAMSize/4); |
| 728 | |
| 729 | // DMEM |
| 730 | COPYARRAY(SP_DMEM, curr, unsigned int, 0x1000/4); |
| 731 | |
| 732 | // IMEM |
| 733 | COPYARRAY(SP_IMEM, curr, unsigned int, 0x1000/4); |
| 734 | |
| 735 | // The following values should not matter because we don't have any AI interrupt |
| 736 | // ai_register.next_delay = 0; ai_register.next_len = 0; |
| 737 | // ai_register.current_delay = 0; ai_register.current_len = 0; |
| 738 | |
| 739 | // The following is not available in PJ64 savestate. Keep the values as is. |
| 740 | // dps_register.dps_tbist = 0; dps_register.dps_test_mode = 0; |
| 741 | // dps_register.dps_buftest_addr = 0; dps_register.dps_buftest_data = 0; llbit = 0; |
| 742 | |
| 743 | // No flashram info in pj64 savestate. |
| 744 | init_flashram(); |
| 745 | |
| 746 | #ifdef NEW_DYNAREC |
| 747 | if (r4300emu == CORE_DYNAREC) { |
| 748 | pcaddr = GETDATA(curr, unsigned int); |
| 749 | pending_exception = 1; |
| 750 | invalidate_all_pages(); |
| 751 | } else { |
| 752 | if(r4300emu != CORE_PURE_INTERPRETER) |
| 753 | { |
| 754 | for (i = 0; i < 0x100000; i++) |
| 755 | invalid_code[i] = 1; |
| 756 | } |
| 757 | generic_jump_to(last_addr); |
| 758 | } |
| 759 | #else |
| 760 | if(r4300emu != CORE_PURE_INTERPRETER) |
| 761 | { |
| 762 | for (i = 0; i < 0x100000; i++) |
| 763 | invalid_code[i] = 1; |
| 764 | } |
| 765 | generic_jump_to(last_addr); |
| 766 | #endif |
| 767 | |
| 768 | // assert(savestateData+savestateSize == curr) |
| 769 | |
| 770 | free(savestateData); |
| 771 | return 1; |
| 772 | } |
| 773 | |
| 774 | static int read_data_from_zip(void *zip, void *buffer, size_t length) |
| 775 | { |
| 776 | return unzReadCurrentFile((unzFile)zip, buffer, (unsigned)length) == length; |
| 777 | } |
| 778 | |
| 779 | static int savestates_load_pj64_zip(char *filepath) |
| 780 | { |
| 781 | char szFileName[256], szExtraField[256], szComment[256]; |
| 782 | unzFile zipstatefile = NULL; |
| 783 | unz_file_info fileinfo; |
| 784 | int ret = 0; |
| 785 | |
| 786 | /* Open the .zip file. */ |
| 787 | zipstatefile = unzOpen(filepath); |
| 788 | if (zipstatefile == NULL || |
| 789 | unzGoToFirstFile(zipstatefile) != UNZ_OK || |
| 790 | unzGetCurrentFileInfo(zipstatefile, &fileinfo, szFileName, 255, szExtraField, 255, szComment, 255) != UNZ_OK || |
| 791 | unzOpenCurrentFile(zipstatefile) != UNZ_OK) |
| 792 | { |
| 793 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "Zip error. Could not open state file: %s", filepath); |
| 794 | goto clean_and_exit; |
| 795 | } |
| 796 | |
| 797 | if (!savestates_load_pj64(filepath, zipstatefile, read_data_from_zip)) |
| 798 | goto clean_and_exit; |
| 799 | |
| 800 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "State loaded from: %s", namefrompath(filepath)); |
| 801 | ret = 1; |
| 802 | |
| 803 | clean_and_exit: |
| 804 | if (zipstatefile != NULL) |
| 805 | unzClose(zipstatefile); |
| 806 | return ret; |
| 807 | } |
| 808 | |
| 809 | static int read_data_from_file(void *file, void *buffer, size_t length) |
| 810 | { |
| 811 | return fread(buffer, 1, length, file) == length; |
| 812 | } |
| 813 | |
| 814 | static int savestates_load_pj64_unc(char *filepath) |
| 815 | { |
| 816 | FILE *f; |
| 817 | |
| 818 | /* Open the file. */ |
| 819 | f = fopen(filepath, "rb"); |
| 820 | if (f == NULL) |
| 821 | { |
| 822 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "Could not open state file: %s", filepath); |
| 823 | return 0; |
| 824 | } |
| 825 | |
| 826 | if (!savestates_load_pj64(filepath, f, read_data_from_file)) |
| 827 | { |
| 828 | fclose(f); |
| 829 | return 0; |
| 830 | } |
| 831 | |
| 832 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "State loaded from: %s", namefrompath(filepath)); |
| 833 | fclose(f); |
| 834 | return 1; |
| 835 | } |
| 836 | |
| 837 | static savestates_type savestates_detect_type(char *filepath) |
| 838 | { |
| 839 | unsigned char magic[4]; |
| 840 | FILE *f = fopen(filepath, "rb"); |
| 841 | if (f == NULL) |
| 842 | { |
| 843 | DebugMessage(M64MSG_STATUS, "Could not open state file %s\n", filepath); |
| 844 | return savestates_type_unknown; |
| 845 | } |
| 846 | |
| 847 | if (fread(magic, 1, 4, f) != 4) |
| 848 | { |
| 849 | fclose(f); |
| 850 | DebugMessage(M64MSG_STATUS, "Could not read from state file %s\n", filepath); |
| 851 | return savestates_type_unknown; |
| 852 | } |
| 853 | |
| 854 | fclose(f); |
| 855 | |
| 856 | if (magic[0] == 0x1f && magic[1] == 0x8b) // GZIP header |
| 857 | return savestates_type_m64p; |
| 858 | else if (memcmp(magic, "PK\x03\x04", 4) == 0) // ZIP header |
| 859 | return savestates_type_pj64_zip; |
| 860 | else if (memcmp(magic, pj64_magic, 4) == 0) // PJ64 header |
| 861 | return savestates_type_pj64_unc; |
| 862 | else |
| 863 | { |
| 864 | DebugMessage(M64MSG_STATUS, "Unknown state file type %s\n", filepath); |
| 865 | return savestates_type_unknown; |
| 866 | } |
| 867 | } |
| 868 | |
| 869 | int savestates_load(void) |
| 870 | { |
| 871 | FILE *fPtr = NULL; |
| 872 | char *filepath = NULL; |
| 873 | int ret = 0; |
| 874 | |
| 875 | if (fname == NULL) // For slots, autodetect the savestate type |
| 876 | { |
| 877 | // try M64P type first |
| 878 | type = savestates_type_m64p; |
| 879 | filepath = savestates_generate_path(type); |
| 880 | fPtr = fopen(filepath, "rb"); // can I open this? |
| 881 | if (fPtr == NULL) |
| 882 | { |
| 883 | free(filepath); |
| 884 | // try PJ64 zipped type second |
| 885 | type = savestates_type_pj64_zip; |
| 886 | filepath = savestates_generate_path(type); |
| 887 | fPtr = fopen(filepath, "rb"); // can I open this? |
| 888 | if (fPtr == NULL) |
| 889 | { |
| 890 | free(filepath); |
| 891 | // finally, try PJ64 uncompressed |
| 892 | type = savestates_type_pj64_unc; |
| 893 | filepath = savestates_generate_path(type); |
| 894 | fPtr = fopen(filepath, "rb"); // can I open this? |
| 895 | if (fPtr == NULL) |
| 896 | { |
| 897 | free(filepath); |
| 898 | filepath = NULL; |
| 899 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "No Mupen64Plus/PJ64 state file found for slot %i", slot); |
| 900 | type = savestates_type_unknown; |
| 901 | } |
| 902 | } |
| 903 | } |
| 904 | } |
| 905 | else // filename of state file to load was set explicitly in 'fname' |
| 906 | { |
| 907 | // detect type if unknown |
| 908 | if (type == savestates_type_unknown) |
| 909 | { |
| 910 | type = savestates_detect_type(fname); |
| 911 | } |
| 912 | filepath = savestates_generate_path(type); |
| 913 | if (filepath != NULL) |
| 914 | fPtr = fopen(filepath, "rb"); // can I open this? |
| 915 | if (fPtr == NULL) |
| 916 | { |
| 917 | if (filepath != NULL) |
| 918 | free(filepath); |
| 919 | filepath = NULL; |
| 920 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "Failed to open savestate file %s", filepath); |
| 921 | } |
| 922 | } |
| 923 | if (fPtr != NULL) |
| 924 | fclose(fPtr); |
| 925 | |
| 926 | if (filepath != NULL) |
| 927 | { |
| 928 | switch (type) |
| 929 | { |
| 930 | case savestates_type_m64p: ret = savestates_load_m64p(filepath); break; |
| 931 | case savestates_type_pj64_zip: ret = savestates_load_pj64_zip(filepath); break; |
| 932 | case savestates_type_pj64_unc: ret = savestates_load_pj64_unc(filepath); break; |
| 933 | default: ret = 0; break; |
| 934 | } |
| 935 | free(filepath); |
| 936 | filepath = NULL; |
| 937 | } |
| 938 | |
| 939 | // deliver callback to indicate completion of state loading operation |
| 940 | StateChanged(M64CORE_STATE_LOADCOMPLETE, ret); |
| 941 | |
| 942 | savestates_clear_job(); |
| 943 | |
| 944 | return ret; |
| 945 | } |
| 946 | |
| 947 | static void savestates_save_m64p_work(struct work_struct *work) |
| 948 | { |
| 949 | gzFile f; |
| 950 | struct savestate_work *save = container_of(work, struct savestate_work, work); |
| 951 | |
| 952 | SDL_LockMutex(savestates_lock); |
| 953 | |
| 954 | // Write the state to a GZIP file |
| 955 | f = gzopen(save->filepath, "wb"); |
| 956 | |
| 957 | if (f==NULL) |
| 958 | { |
| 959 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "Could not open state file: %s", save->filepath); |
| 960 | free(save->data); |
| 961 | return; |
| 962 | } |
| 963 | |
| 964 | if (gzwrite(f, save->data, save->size) != save->size) |
| 965 | { |
| 966 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "Could not write data to state file: %s", save->filepath); |
| 967 | gzclose(f); |
| 968 | free(save->data); |
| 969 | return; |
| 970 | } |
| 971 | |
| 972 | gzclose(f); |
| 973 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "Saved state to: %s", namefrompath(save->filepath)); |
| 974 | free(save->data); |
| 975 | free(save->filepath); |
| 976 | free(save); |
| 977 | |
| 978 | SDL_UnlockMutex(savestates_lock); |
| 979 | } |
| 980 | |
| 981 | static int savestates_save_m64p(char *filepath) |
| 982 | { |
| 983 | unsigned char outbuf[4]; |
| 984 | int i; |
| 985 | |
| 986 | char queue[1024]; |
| 987 | int queuelength; |
| 988 | |
| 989 | struct savestate_work *save; |
| 990 | char *curr; |
| 991 | |
| 992 | save = malloc(sizeof(*save)); |
| 993 | if (!save) { |
| 994 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "Insufficient memory to save state."); |
| 995 | return 0; |
| 996 | } |
| 997 | |
| 998 | save->filepath = strdup(filepath); |
| 999 | |
| 1000 | if(autoinc_save_slot) |
| 1001 | savestates_inc_slot(); |
| 1002 | |
| 1003 | queuelength = save_eventqueue_infos(queue); |
| 1004 | |
| 1005 | // Allocate memory for the save state data |
| 1006 | save->size = 16788288 + queuelength; |
| 1007 | save->data = curr = malloc(save->size); |
| 1008 | if (save->data == NULL) |
| 1009 | { |
| 1010 | free(save->filepath); |
| 1011 | free(save); |
| 1012 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "Insufficient memory to save state."); |
| 1013 | return 0; |
| 1014 | } |
| 1015 | |
| 1016 | // Write the save state data to memory |
| 1017 | PUTARRAY(savestate_magic, curr, unsigned char, 8); |
| 1018 | |
| 1019 | outbuf[0] = (savestate_latest_version >> 24) & 0xff; |
| 1020 | outbuf[1] = (savestate_latest_version >> 16) & 0xff; |
| 1021 | outbuf[2] = (savestate_latest_version >> 8) & 0xff; |
| 1022 | outbuf[3] = (savestate_latest_version >> 0) & 0xff; |
| 1023 | PUTARRAY(outbuf, curr, unsigned char, 4); |
| 1024 | |
| 1025 | PUTARRAY(ROM_SETTINGS.MD5, curr, char, 32); |
| 1026 | |
| 1027 | PUTDATA(curr, unsigned int, rdram_register.rdram_config); |
| 1028 | PUTDATA(curr, unsigned int, rdram_register.rdram_device_id); |
| 1029 | PUTDATA(curr, unsigned int, rdram_register.rdram_delay); |
| 1030 | PUTDATA(curr, unsigned int, rdram_register.rdram_mode); |
| 1031 | PUTDATA(curr, unsigned int, rdram_register.rdram_ref_interval); |
| 1032 | PUTDATA(curr, unsigned int, rdram_register.rdram_ref_row); |
| 1033 | PUTDATA(curr, unsigned int, rdram_register.rdram_ras_interval); |
| 1034 | PUTDATA(curr, unsigned int, rdram_register.rdram_min_interval); |
| 1035 | PUTDATA(curr, unsigned int, rdram_register.rdram_addr_select); |
| 1036 | PUTDATA(curr, unsigned int, rdram_register.rdram_device_manuf); |
| 1037 | |
| 1038 | PUTDATA(curr, unsigned int, MI_register.w_mi_init_mode_reg); |
| 1039 | PUTDATA(curr, unsigned int, MI_register.mi_init_mode_reg); |
| 1040 | PUTDATA(curr, unsigned char, MI_register.mi_init_mode_reg & 0x7F); |
| 1041 | PUTDATA(curr, unsigned char, (MI_register.mi_init_mode_reg & 0x80) != 0); |
| 1042 | PUTDATA(curr, unsigned char, (MI_register.mi_init_mode_reg & 0x100) != 0); |
| 1043 | PUTDATA(curr, unsigned char, (MI_register.mi_init_mode_reg & 0x200) != 0); |
| 1044 | PUTDATA(curr, unsigned int, MI_register.mi_version_reg); |
| 1045 | PUTDATA(curr, unsigned int, MI_register.mi_intr_reg); |
| 1046 | PUTDATA(curr, unsigned int, MI_register.mi_intr_mask_reg); |
| 1047 | PUTDATA(curr, unsigned int, MI_register.w_mi_intr_mask_reg); |
| 1048 | PUTDATA(curr, unsigned char, (MI_register.mi_intr_mask_reg & 0x1) != 0); |
| 1049 | PUTDATA(curr, unsigned char, (MI_register.mi_intr_mask_reg & 0x2) != 0); |
| 1050 | PUTDATA(curr, unsigned char, (MI_register.mi_intr_mask_reg & 0x4) != 0); |
| 1051 | PUTDATA(curr, unsigned char, (MI_register.mi_intr_mask_reg & 0x8) != 0); |
| 1052 | PUTDATA(curr, unsigned char, (MI_register.mi_intr_mask_reg & 0x10) != 0); |
| 1053 | PUTDATA(curr, unsigned char, (MI_register.mi_intr_mask_reg & 0x20) != 0); |
| 1054 | PUTDATA(curr, unsigned short, 0); // Padding from old implementation |
| 1055 | |
| 1056 | PUTDATA(curr, unsigned int, pi_register.pi_dram_addr_reg); |
| 1057 | PUTDATA(curr, unsigned int, pi_register.pi_cart_addr_reg); |
| 1058 | PUTDATA(curr, unsigned int, pi_register.pi_rd_len_reg); |
| 1059 | PUTDATA(curr, unsigned int, pi_register.pi_wr_len_reg); |
| 1060 | PUTDATA(curr, unsigned int, pi_register.read_pi_status_reg); |
| 1061 | PUTDATA(curr, unsigned int, pi_register.pi_bsd_dom1_lat_reg); |
| 1062 | PUTDATA(curr, unsigned int, pi_register.pi_bsd_dom1_pwd_reg); |
| 1063 | PUTDATA(curr, unsigned int, pi_register.pi_bsd_dom1_pgs_reg); |
| 1064 | PUTDATA(curr, unsigned int, pi_register.pi_bsd_dom1_rls_reg); |
| 1065 | PUTDATA(curr, unsigned int, pi_register.pi_bsd_dom2_lat_reg); |
| 1066 | PUTDATA(curr, unsigned int, pi_register.pi_bsd_dom2_pwd_reg); |
| 1067 | PUTDATA(curr, unsigned int, pi_register.pi_bsd_dom2_pgs_reg); |
| 1068 | PUTDATA(curr, unsigned int, pi_register.pi_bsd_dom2_rls_reg); |
| 1069 | |
| 1070 | PUTDATA(curr, unsigned int, sp_register.sp_mem_addr_reg); |
| 1071 | PUTDATA(curr, unsigned int, sp_register.sp_dram_addr_reg); |
| 1072 | PUTDATA(curr, unsigned int, sp_register.sp_rd_len_reg); |
| 1073 | PUTDATA(curr, unsigned int, sp_register.sp_wr_len_reg); |
| 1074 | PUTDATA(curr, unsigned int, sp_register.w_sp_status_reg); |
| 1075 | PUTDATA(curr, unsigned int, sp_register.sp_status_reg); |
| 1076 | PUTDATA(curr, unsigned char, (sp_register.sp_status_reg & 0x1) != 0); |
| 1077 | PUTDATA(curr, unsigned char, (sp_register.sp_status_reg & 0x2) != 0); |
| 1078 | PUTDATA(curr, unsigned char, (sp_register.sp_status_reg & 0x4) != 0); |
| 1079 | PUTDATA(curr, unsigned char, (sp_register.sp_status_reg & 0x8) != 0); |
| 1080 | PUTDATA(curr, unsigned char, (sp_register.sp_status_reg & 0x10) != 0); |
| 1081 | PUTDATA(curr, unsigned char, (sp_register.sp_status_reg & 0x20) != 0); |
| 1082 | PUTDATA(curr, unsigned char, (sp_register.sp_status_reg & 0x40) != 0); |
| 1083 | PUTDATA(curr, unsigned char, (sp_register.sp_status_reg & 0x80) != 0); |
| 1084 | PUTDATA(curr, unsigned char, (sp_register.sp_status_reg & 0x100) != 0); |
| 1085 | PUTDATA(curr, unsigned char, (sp_register.sp_status_reg & 0x200) != 0); |
| 1086 | PUTDATA(curr, unsigned char, (sp_register.sp_status_reg & 0x400) != 0); |
| 1087 | PUTDATA(curr, unsigned char, (sp_register.sp_status_reg & 0x800) != 0); |
| 1088 | PUTDATA(curr, unsigned char, (sp_register.sp_status_reg & 0x1000) != 0); |
| 1089 | PUTDATA(curr, unsigned char, (sp_register.sp_status_reg & 0x2000) != 0); |
| 1090 | PUTDATA(curr, unsigned char, (sp_register.sp_status_reg & 0x4000) != 0); |
| 1091 | PUTDATA(curr, unsigned char, 0); |
| 1092 | PUTDATA(curr, unsigned int, sp_register.sp_dma_full_reg); |
| 1093 | PUTDATA(curr, unsigned int, sp_register.sp_dma_busy_reg); |
| 1094 | PUTDATA(curr, unsigned int, sp_register.sp_semaphore_reg); |
| 1095 | |
| 1096 | PUTDATA(curr, unsigned int, rsp_register.rsp_pc); |
| 1097 | PUTDATA(curr, unsigned int, rsp_register.rsp_ibist); |
| 1098 | |
| 1099 | PUTDATA(curr, unsigned int, si_register.si_dram_addr); |
| 1100 | PUTDATA(curr, unsigned int, si_register.si_pif_addr_rd64b); |
| 1101 | PUTDATA(curr, unsigned int, si_register.si_pif_addr_wr64b); |
| 1102 | PUTDATA(curr, unsigned int, si_register.si_stat); |
| 1103 | |
| 1104 | PUTDATA(curr, unsigned int, vi_register.vi_status); |
| 1105 | PUTDATA(curr, unsigned int, vi_register.vi_origin); |
| 1106 | PUTDATA(curr, unsigned int, vi_register.vi_width); |
| 1107 | PUTDATA(curr, unsigned int, vi_register.vi_v_intr); |
| 1108 | PUTDATA(curr, unsigned int, vi_register.vi_current); |
| 1109 | PUTDATA(curr, unsigned int, vi_register.vi_burst); |
| 1110 | PUTDATA(curr, unsigned int, vi_register.vi_v_sync); |
| 1111 | PUTDATA(curr, unsigned int, vi_register.vi_h_sync); |
| 1112 | PUTDATA(curr, unsigned int, vi_register.vi_leap); |
| 1113 | PUTDATA(curr, unsigned int, vi_register.vi_h_start); |
| 1114 | PUTDATA(curr, unsigned int, vi_register.vi_v_start); |
| 1115 | PUTDATA(curr, unsigned int, vi_register.vi_v_burst); |
| 1116 | PUTDATA(curr, unsigned int, vi_register.vi_x_scale); |
| 1117 | PUTDATA(curr, unsigned int, vi_register.vi_y_scale); |
| 1118 | PUTDATA(curr, unsigned int, vi_register.vi_delay); |
| 1119 | |
| 1120 | PUTDATA(curr, unsigned int, ri_register.ri_mode); |
| 1121 | PUTDATA(curr, unsigned int, ri_register.ri_config); |
| 1122 | PUTDATA(curr, unsigned int, ri_register.ri_current_load); |
| 1123 | PUTDATA(curr, unsigned int, ri_register.ri_select); |
| 1124 | PUTDATA(curr, unsigned int, ri_register.ri_refresh); |
| 1125 | PUTDATA(curr, unsigned int, ri_register.ri_latency); |
| 1126 | PUTDATA(curr, unsigned int, ri_register.ri_error); |
| 1127 | PUTDATA(curr, unsigned int, ri_register.ri_werror); |
| 1128 | |
| 1129 | PUTDATA(curr, unsigned int, ai_register.ai_dram_addr); |
| 1130 | PUTDATA(curr, unsigned int, ai_register.ai_len); |
| 1131 | PUTDATA(curr, unsigned int, ai_register.ai_control); |
| 1132 | PUTDATA(curr, unsigned int, ai_register.ai_status); |
| 1133 | PUTDATA(curr, unsigned int, ai_register.ai_dacrate); |
| 1134 | PUTDATA(curr, unsigned int, ai_register.ai_bitrate); |
| 1135 | PUTDATA(curr, unsigned int, ai_register.next_delay); |
| 1136 | PUTDATA(curr, unsigned int, ai_register.next_len); |
| 1137 | PUTDATA(curr, unsigned int, ai_register.current_delay); |
| 1138 | PUTDATA(curr, unsigned int, ai_register.current_len); |
| 1139 | |
| 1140 | PUTDATA(curr, unsigned int, dpc_register.dpc_start); |
| 1141 | PUTDATA(curr, unsigned int, dpc_register.dpc_end); |
| 1142 | PUTDATA(curr, unsigned int, dpc_register.dpc_current); |
| 1143 | PUTDATA(curr, unsigned int, dpc_register.w_dpc_status); |
| 1144 | PUTDATA(curr, unsigned int, dpc_register.dpc_status); |
| 1145 | PUTDATA(curr, unsigned char, (dpc_register.dpc_status & 0x1) != 0); |
| 1146 | PUTDATA(curr, unsigned char, (dpc_register.dpc_status & 0x2) != 0); |
| 1147 | PUTDATA(curr, unsigned char, (dpc_register.dpc_status & 0x4) != 0); |
| 1148 | PUTDATA(curr, unsigned char, (dpc_register.dpc_status & 0x8) != 0); |
| 1149 | PUTDATA(curr, unsigned char, (dpc_register.dpc_status & 0x10) != 0); |
| 1150 | PUTDATA(curr, unsigned char, (dpc_register.dpc_status & 0x20) != 0); |
| 1151 | PUTDATA(curr, unsigned char, (dpc_register.dpc_status & 0x40) != 0); |
| 1152 | PUTDATA(curr, unsigned char, (dpc_register.dpc_status & 0x80) != 0); |
| 1153 | PUTDATA(curr, unsigned char, (dpc_register.dpc_status & 0x100) != 0); |
| 1154 | PUTDATA(curr, unsigned char, (dpc_register.dpc_status & 0x200) != 0); |
| 1155 | PUTDATA(curr, unsigned char, (dpc_register.dpc_status & 0x400) != 0); |
| 1156 | PUTDATA(curr, unsigned char, 0); |
| 1157 | PUTDATA(curr, unsigned int, dpc_register.dpc_clock); |
| 1158 | PUTDATA(curr, unsigned int, dpc_register.dpc_bufbusy); |
| 1159 | PUTDATA(curr, unsigned int, dpc_register.dpc_pipebusy); |
| 1160 | PUTDATA(curr, unsigned int, dpc_register.dpc_tmem); |
| 1161 | |
| 1162 | PUTDATA(curr, unsigned int, dps_register.dps_tbist); |
| 1163 | PUTDATA(curr, unsigned int, dps_register.dps_test_mode); |
| 1164 | PUTDATA(curr, unsigned int, dps_register.dps_buftest_addr); |
| 1165 | PUTDATA(curr, unsigned int, dps_register.dps_buftest_data); |
| 1166 | |
| 1167 | PUTARRAY(rdram, curr, unsigned int, 0x800000/4); |
| 1168 | PUTARRAY(SP_DMEM, curr, unsigned int, 0x1000/4); |
| 1169 | PUTARRAY(SP_IMEM, curr, unsigned int, 0x1000/4); |
| 1170 | PUTARRAY(PIF_RAM, curr, unsigned char, 0x40); |
| 1171 | |
| 1172 | PUTDATA(curr, int, flashram_info.use_flashram); |
| 1173 | PUTDATA(curr, int, flashram_info.mode); |
| 1174 | PUTDATA(curr, unsigned long long, flashram_info.status); |
| 1175 | PUTDATA(curr, unsigned int, flashram_info.erase_offset); |
| 1176 | PUTDATA(curr, unsigned int, flashram_info.write_pointer); |
| 1177 | |
| 1178 | PUTARRAY(tlb_LUT_r, curr, unsigned int, 0x100000); |
| 1179 | PUTARRAY(tlb_LUT_w, curr, unsigned int, 0x100000); |
| 1180 | |
| 1181 | PUTDATA(curr, unsigned int, llbit); |
| 1182 | PUTARRAY(reg, curr, long long int, 32); |
| 1183 | PUTARRAY(reg_cop0, curr, unsigned int, 32); |
| 1184 | PUTDATA(curr, long long int, lo); |
| 1185 | PUTDATA(curr, long long int, hi); |
| 1186 | |
| 1187 | if ((Status & 0x04000000) == 0) // FR bit == 0 means 32-bit (MIPS I) FGR mode |
| 1188 | shuffle_fpr_data(0, 0x04000000); // shuffle data into 64-bit register format for storage |
| 1189 | PUTARRAY(reg_cop1_fgr_64, curr, long long int, 32); |
| 1190 | if ((Status & 0x04000000) == 0) |
| 1191 | shuffle_fpr_data(0x04000000, 0); // put it back in 32-bit mode |
| 1192 | |
| 1193 | PUTDATA(curr, int, FCR0); |
| 1194 | PUTDATA(curr, int, FCR31); |
| 1195 | for (i = 0; i < 32; i++) |
| 1196 | { |
| 1197 | PUTDATA(curr, short, tlb_e[i].mask); |
| 1198 | PUTDATA(curr, short, 0); |
| 1199 | PUTDATA(curr, int, tlb_e[i].vpn2); |
| 1200 | PUTDATA(curr, char, tlb_e[i].g); |
| 1201 | PUTDATA(curr, unsigned char, tlb_e[i].asid); |
| 1202 | PUTDATA(curr, short, 0); |
| 1203 | PUTDATA(curr, int, tlb_e[i].pfn_even); |
| 1204 | PUTDATA(curr, char, tlb_e[i].c_even); |
| 1205 | PUTDATA(curr, char, tlb_e[i].d_even); |
| 1206 | PUTDATA(curr, char, tlb_e[i].v_even); |
| 1207 | PUTDATA(curr, char, 0); |
| 1208 | PUTDATA(curr, int, tlb_e[i].pfn_odd); |
| 1209 | PUTDATA(curr, char, tlb_e[i].c_odd); |
| 1210 | PUTDATA(curr, char, tlb_e[i].d_odd); |
| 1211 | PUTDATA(curr, char, tlb_e[i].v_odd); |
| 1212 | PUTDATA(curr, char, tlb_e[i].r); |
| 1213 | |
| 1214 | PUTDATA(curr, unsigned int, tlb_e[i].start_even); |
| 1215 | PUTDATA(curr, unsigned int, tlb_e[i].end_even); |
| 1216 | PUTDATA(curr, unsigned int, tlb_e[i].phys_even); |
| 1217 | PUTDATA(curr, unsigned int, tlb_e[i].start_odd); |
| 1218 | PUTDATA(curr, unsigned int, tlb_e[i].end_odd); |
| 1219 | PUTDATA(curr, unsigned int, tlb_e[i].phys_odd); |
| 1220 | } |
| 1221 | #ifdef NEW_DYNAREC |
| 1222 | if (r4300emu == CORE_DYNAREC) |
| 1223 | PUTDATA(curr, unsigned int, pcaddr); |
| 1224 | else |
| 1225 | PUTDATA(curr, unsigned int, PC->addr); |
| 1226 | #else |
| 1227 | PUTDATA(curr, unsigned int, PC->addr); |
| 1228 | #endif |
| 1229 | |
| 1230 | PUTDATA(curr, unsigned int, next_interupt); |
| 1231 | PUTDATA(curr, unsigned int, next_vi); |
| 1232 | PUTDATA(curr, unsigned int, vi_field); |
| 1233 | |
| 1234 | to_little_endian_buffer(queue, 4, queuelength/4); |
| 1235 | PUTARRAY(queue, curr, char, queuelength); |
| 1236 | |
| 1237 | // assert(curr == save->data + save->size) |
| 1238 | |
| 1239 | init_work(&save->work, savestates_save_m64p_work); |
| 1240 | queue_work(&save->work); |
| 1241 | |
| 1242 | return 1; |
| 1243 | } |
| 1244 | |
| 1245 | static int savestates_save_pj64(char *filepath, void *handle, |
| 1246 | int (*write_func)(void *, const void *, size_t)) |
| 1247 | { |
| 1248 | unsigned int i; |
| 1249 | unsigned int SaveRDRAMSize = 0x800000; |
| 1250 | |
| 1251 | size_t savestateSize; |
| 1252 | unsigned char *savestateData, *curr; |
| 1253 | |
| 1254 | // Allocate memory for the save state data |
| 1255 | savestateSize = 8 + SaveRDRAMSize + 0x2754; |
| 1256 | savestateData = curr = (unsigned char *)malloc(savestateSize); |
| 1257 | if (savestateData == NULL) |
| 1258 | { |
| 1259 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "Insufficient memory to save state."); |
| 1260 | return 0; |
| 1261 | } |
| 1262 | |
| 1263 | // Write the save state data in memory |
| 1264 | PUTARRAY(pj64_magic, curr, unsigned char, 4); |
| 1265 | PUTDATA(curr, unsigned int, SaveRDRAMSize); |
| 1266 | PUTARRAY(rom, curr, unsigned int, 0x40/4); |
| 1267 | PUTDATA(curr, unsigned int, get_event(VI_INT) - reg_cop0[9]); // vi_timer |
| 1268 | #ifdef NEW_DYNAREC |
| 1269 | if (r4300emu == CORE_DYNAREC) |
| 1270 | PUTDATA(curr, unsigned int, pcaddr); |
| 1271 | else |
| 1272 | PUTDATA(curr, unsigned int, PC->addr); |
| 1273 | #else |
| 1274 | PUTDATA(curr, unsigned int, PC->addr); |
| 1275 | #endif |
| 1276 | PUTARRAY(reg, curr, long long int, 32); |
| 1277 | if ((Status & 0x04000000) == 0) // TODO not sure how pj64 handles this |
| 1278 | shuffle_fpr_data(0x04000000, 0); |
| 1279 | PUTARRAY(reg_cop1_fgr_64, curr, long long int, 32); |
| 1280 | if ((Status & 0x04000000) == 0) // TODO not sure how pj64 handles this |
| 1281 | shuffle_fpr_data(0x04000000, 0); |
| 1282 | PUTARRAY(reg_cop0, curr, unsigned int, 32); |
| 1283 | PUTDATA(curr, int, FCR0); |
| 1284 | for (i = 0; i < 30; i++) |
| 1285 | PUTDATA(curr, int, 0); // FCR1-30 not implemented |
| 1286 | PUTDATA(curr, int, FCR31); |
| 1287 | PUTDATA(curr, long long int, hi); |
| 1288 | PUTDATA(curr, long long int, lo); |
| 1289 | |
| 1290 | PUTDATA(curr, unsigned int, rdram_register.rdram_config); |
| 1291 | PUTDATA(curr, unsigned int, rdram_register.rdram_device_id); |
| 1292 | PUTDATA(curr, unsigned int, rdram_register.rdram_delay); |
| 1293 | PUTDATA(curr, unsigned int, rdram_register.rdram_mode); |
| 1294 | PUTDATA(curr, unsigned int, rdram_register.rdram_ref_interval); |
| 1295 | PUTDATA(curr, unsigned int, rdram_register.rdram_ref_row); |
| 1296 | PUTDATA(curr, unsigned int, rdram_register.rdram_ras_interval); |
| 1297 | PUTDATA(curr, unsigned int, rdram_register.rdram_min_interval); |
| 1298 | PUTDATA(curr, unsigned int, rdram_register.rdram_addr_select); |
| 1299 | PUTDATA(curr, unsigned int, rdram_register.rdram_device_manuf); |
| 1300 | |
| 1301 | PUTDATA(curr, unsigned int, sp_register.sp_mem_addr_reg); |
| 1302 | PUTDATA(curr, unsigned int, sp_register.sp_dram_addr_reg); |
| 1303 | PUTDATA(curr, unsigned int, sp_register.sp_rd_len_reg); |
| 1304 | PUTDATA(curr, unsigned int, sp_register.sp_wr_len_reg); |
| 1305 | PUTDATA(curr, unsigned int, sp_register.sp_status_reg); |
| 1306 | PUTDATA(curr, unsigned int, sp_register.sp_dma_full_reg); |
| 1307 | PUTDATA(curr, unsigned int, sp_register.sp_dma_busy_reg); |
| 1308 | PUTDATA(curr, unsigned int, sp_register.sp_semaphore_reg); |
| 1309 | |
| 1310 | PUTDATA(curr, unsigned int, rsp_register.rsp_pc); |
| 1311 | PUTDATA(curr, unsigned int, rsp_register.rsp_ibist); |
| 1312 | |
| 1313 | PUTDATA(curr, unsigned int, dpc_register.dpc_start); |
| 1314 | PUTDATA(curr, unsigned int, dpc_register.dpc_end); |
| 1315 | PUTDATA(curr, unsigned int, dpc_register.dpc_current); |
| 1316 | PUTDATA(curr, unsigned int, dpc_register.dpc_status); |
| 1317 | PUTDATA(curr, unsigned int, dpc_register.dpc_clock); |
| 1318 | PUTDATA(curr, unsigned int, dpc_register.dpc_bufbusy); |
| 1319 | PUTDATA(curr, unsigned int, dpc_register.dpc_pipebusy); |
| 1320 | PUTDATA(curr, unsigned int, dpc_register.dpc_tmem); |
| 1321 | PUTDATA(curr, unsigned int, 0); // ? |
| 1322 | PUTDATA(curr, unsigned int, 0); // ? |
| 1323 | |
| 1324 | PUTDATA(curr, unsigned int, MI_register.mi_init_mode_reg); //TODO Secial handling in pj64 |
| 1325 | PUTDATA(curr, unsigned int, MI_register.mi_version_reg); |
| 1326 | PUTDATA(curr, unsigned int, MI_register.mi_intr_reg); |
| 1327 | PUTDATA(curr, unsigned int, MI_register.mi_intr_mask_reg); |
| 1328 | |
| 1329 | PUTDATA(curr, unsigned int, vi_register.vi_status); |
| 1330 | PUTDATA(curr, unsigned int, vi_register.vi_origin); |
| 1331 | PUTDATA(curr, unsigned int, vi_register.vi_width); |
| 1332 | PUTDATA(curr, unsigned int, vi_register.vi_v_intr); |
| 1333 | PUTDATA(curr, unsigned int, vi_register.vi_current); |
| 1334 | PUTDATA(curr, unsigned int, vi_register.vi_burst); |
| 1335 | PUTDATA(curr, unsigned int, vi_register.vi_v_sync); |
| 1336 | PUTDATA(curr, unsigned int, vi_register.vi_h_sync); |
| 1337 | PUTDATA(curr, unsigned int, vi_register.vi_leap); |
| 1338 | PUTDATA(curr, unsigned int, vi_register.vi_h_start); |
| 1339 | PUTDATA(curr, unsigned int, vi_register.vi_v_start); |
| 1340 | PUTDATA(curr, unsigned int, vi_register.vi_v_burst); |
| 1341 | PUTDATA(curr, unsigned int, vi_register.vi_x_scale); |
| 1342 | PUTDATA(curr, unsigned int, vi_register.vi_y_scale); |
| 1343 | |
| 1344 | PUTDATA(curr, unsigned int, ai_register.ai_dram_addr); |
| 1345 | PUTDATA(curr, unsigned int, ai_register.ai_len); |
| 1346 | PUTDATA(curr, unsigned int, ai_register.ai_control); |
| 1347 | PUTDATA(curr, unsigned int, ai_register.ai_status); |
| 1348 | PUTDATA(curr, unsigned int, ai_register.ai_dacrate); |
| 1349 | PUTDATA(curr, unsigned int, ai_register.ai_bitrate); |
| 1350 | |
| 1351 | PUTDATA(curr, unsigned int, pi_register.pi_dram_addr_reg); |
| 1352 | PUTDATA(curr, unsigned int, pi_register.pi_cart_addr_reg); |
| 1353 | PUTDATA(curr, unsigned int, pi_register.pi_rd_len_reg); |
| 1354 | PUTDATA(curr, unsigned int, pi_register.pi_wr_len_reg); |
| 1355 | PUTDATA(curr, unsigned int, pi_register.read_pi_status_reg); |
| 1356 | PUTDATA(curr, unsigned int, pi_register.pi_bsd_dom1_lat_reg); |
| 1357 | PUTDATA(curr, unsigned int, pi_register.pi_bsd_dom1_pwd_reg); |
| 1358 | PUTDATA(curr, unsigned int, pi_register.pi_bsd_dom1_pgs_reg); |
| 1359 | PUTDATA(curr, unsigned int, pi_register.pi_bsd_dom1_rls_reg); |
| 1360 | PUTDATA(curr, unsigned int, pi_register.pi_bsd_dom2_lat_reg); |
| 1361 | PUTDATA(curr, unsigned int, pi_register.pi_bsd_dom2_pwd_reg); |
| 1362 | PUTDATA(curr, unsigned int, pi_register.pi_bsd_dom2_pgs_reg); |
| 1363 | PUTDATA(curr, unsigned int, pi_register.pi_bsd_dom2_rls_reg); |
| 1364 | |
| 1365 | PUTDATA(curr, unsigned int, ri_register.ri_mode); |
| 1366 | PUTDATA(curr, unsigned int, ri_register.ri_config); |
| 1367 | PUTDATA(curr, unsigned int, ri_register.ri_current_load); |
| 1368 | PUTDATA(curr, unsigned int, ri_register.ri_select); |
| 1369 | PUTDATA(curr, unsigned int, ri_register.ri_refresh); |
| 1370 | PUTDATA(curr, unsigned int, ri_register.ri_latency); |
| 1371 | PUTDATA(curr, unsigned int, ri_register.ri_error); |
| 1372 | PUTDATA(curr, unsigned int, ri_register.ri_werror); |
| 1373 | |
| 1374 | PUTDATA(curr, unsigned int, si_register.si_dram_addr); |
| 1375 | PUTDATA(curr, unsigned int, si_register.si_pif_addr_rd64b); |
| 1376 | PUTDATA(curr, unsigned int, si_register.si_pif_addr_wr64b); |
| 1377 | PUTDATA(curr, unsigned int, si_register.si_stat); |
| 1378 | |
| 1379 | for (i=0; i < 32;i++) |
| 1380 | { |
| 1381 | // From TLBR |
| 1382 | unsigned int EntryDefined, MyPageMask, MyEntryHi, MyEntryLo0, MyEntryLo1; |
| 1383 | EntryDefined = tlb_e[i].v_even || tlb_e[i].v_odd; |
| 1384 | MyPageMask = tlb_e[i].mask << 13; |
| 1385 | MyEntryHi = ((tlb_e[i].vpn2 << 13) | tlb_e[i].asid); |
| 1386 | MyEntryLo0 = (tlb_e[i].pfn_even << 6) | (tlb_e[i].c_even << 3) |
| 1387 | | (tlb_e[i].d_even << 2) | (tlb_e[i].v_even << 1) |
| 1388 | | tlb_e[i].g; |
| 1389 | MyEntryLo1 = (tlb_e[i].pfn_odd << 6) | (tlb_e[i].c_odd << 3) |
| 1390 | | (tlb_e[i].d_odd << 2) | (tlb_e[i].v_odd << 1) |
| 1391 | | tlb_e[i].g; |
| 1392 | |
| 1393 | PUTDATA(curr, unsigned int, EntryDefined); |
| 1394 | PUTDATA(curr, unsigned int, MyPageMask); |
| 1395 | PUTDATA(curr, unsigned int, MyEntryHi); |
| 1396 | PUTDATA(curr, unsigned int, MyEntryLo0); |
| 1397 | PUTDATA(curr, unsigned int, MyEntryLo1); |
| 1398 | } |
| 1399 | |
| 1400 | PUTARRAY(PIF_RAM, curr, unsigned char, 0x40); |
| 1401 | |
| 1402 | PUTARRAY(rdram, curr, unsigned int, SaveRDRAMSize/4); |
| 1403 | PUTARRAY(SP_DMEM, curr, unsigned int, 0x1000/4); |
| 1404 | PUTARRAY(SP_IMEM, curr, unsigned int, 0x1000/4); |
| 1405 | |
| 1406 | // Write the save state data to the output |
| 1407 | if (!write_func(handle, savestateData, savestateSize)) |
| 1408 | { |
| 1409 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "Couldn't write data to Project64 state file %s.", filepath); |
| 1410 | free(savestateData); |
| 1411 | return 0; |
| 1412 | } |
| 1413 | |
| 1414 | // assert(savestateData+savestateSize == curr) |
| 1415 | free(savestateData); |
| 1416 | return 1; |
| 1417 | } |
| 1418 | |
| 1419 | static int write_data_to_zip(void *zip, const void *buffer, size_t length) |
| 1420 | { |
| 1421 | return zipWriteInFileInZip((zipFile)zip, buffer, (unsigned)length) == ZIP_OK; |
| 1422 | } |
| 1423 | |
| 1424 | static int savestates_save_pj64_zip(char *filepath) |
| 1425 | { |
| 1426 | int retval; |
| 1427 | zipFile zipfile = NULL; |
| 1428 | |
| 1429 | zipfile = zipOpen(filepath, APPEND_STATUS_CREATE); |
| 1430 | if(zipfile == NULL) |
| 1431 | { |
| 1432 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "Could not create PJ64 state file: %s", filepath); |
| 1433 | goto clean_and_exit; |
| 1434 | } |
| 1435 | |
| 1436 | retval = zipOpenNewFileInZip(zipfile, namefrompath(filepath), NULL, NULL, 0, NULL, 0, NULL, Z_DEFLATED, Z_DEFAULT_COMPRESSION); |
| 1437 | if(retval != ZIP_OK) |
| 1438 | { |
| 1439 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "Zip error. Could not create state file: %s", filepath); |
| 1440 | goto clean_and_exit; |
| 1441 | } |
| 1442 | |
| 1443 | if (!savestates_save_pj64(filepath, zipfile, write_data_to_zip)) |
| 1444 | goto clean_and_exit; |
| 1445 | |
| 1446 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "Saved state to: %s", namefrompath(filepath)); |
| 1447 | |
| 1448 | clean_and_exit: |
| 1449 | if (zipfile != NULL) |
| 1450 | { |
| 1451 | zipCloseFileInZip(zipfile); // This may fail, but we don't care |
| 1452 | zipClose(zipfile, ""); |
| 1453 | } |
| 1454 | return 1; |
| 1455 | } |
| 1456 | |
| 1457 | static int write_data_to_file(void *file, const void *buffer, size_t length) |
| 1458 | { |
| 1459 | return fwrite(buffer, 1, length, (FILE *)file) == length; |
| 1460 | } |
| 1461 | |
| 1462 | static int savestates_save_pj64_unc(char *filepath) |
| 1463 | { |
| 1464 | FILE *f; |
| 1465 | |
| 1466 | f = fopen(filepath, "wb"); |
| 1467 | if (f == NULL) |
| 1468 | { |
| 1469 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "Could not create PJ64 state file: %s", filepath); |
| 1470 | return 0; |
| 1471 | } |
| 1472 | |
| 1473 | if (!savestates_save_pj64(filepath, f, write_data_to_file)) |
| 1474 | { |
| 1475 | fclose(f); |
| 1476 | return 0; |
| 1477 | } |
| 1478 | |
| 1479 | main_message(M64MSG_STATUS, OSD_BOTTOM_LEFT, "Saved state to: %s", namefrompath(filepath)); |
| 1480 | fclose(f); |
| 1481 | return 1; |
| 1482 | } |
| 1483 | |
| 1484 | int savestates_save(void) |
| 1485 | { |
| 1486 | char *filepath; |
| 1487 | int ret = 0; |
| 1488 | |
| 1489 | /* Can only save PJ64 savestates on VI / COMPARE interrupt. |
| 1490 | Otherwise try again in a little while. */ |
| 1491 | if ((type == savestates_type_pj64_zip || |
| 1492 | type == savestates_type_pj64_unc) && |
| 1493 | get_next_event_type() > COMPARE_INT) |
| 1494 | return 0; |
| 1495 | |
| 1496 | if (fname != NULL && type == savestates_type_unknown) |
| 1497 | type = savestates_type_m64p; |
| 1498 | else if (fname == NULL) // Always save slots in M64P format |
| 1499 | type = savestates_type_m64p; |
| 1500 | |
| 1501 | filepath = savestates_generate_path(type); |
| 1502 | if (filepath != NULL) |
| 1503 | { |
| 1504 | switch (type) |
| 1505 | { |
| 1506 | case savestates_type_m64p: ret = savestates_save_m64p(filepath); break; |
| 1507 | case savestates_type_pj64_zip: ret = savestates_save_pj64_zip(filepath); break; |
| 1508 | case savestates_type_pj64_unc: ret = savestates_save_pj64_unc(filepath); break; |
| 1509 | default: ret = 0; break; |
| 1510 | } |
| 1511 | free(filepath); |
| 1512 | } |
| 1513 | |
| 1514 | // deliver callback to indicate completion of state saving operation |
| 1515 | StateChanged(M64CORE_STATE_SAVECOMPLETE, ret); |
| 1516 | |
| 1517 | savestates_clear_job(); |
| 1518 | return ret; |
| 1519 | } |
| 1520 | |
| 1521 | void savestates_init(void) |
| 1522 | { |
| 1523 | savestates_lock = SDL_CreateMutex(); |
| 1524 | if (!savestates_lock) { |
| 1525 | DebugMessage(M64MSG_ERROR, "Could not create savestates list lock"); |
| 1526 | return; |
| 1527 | } |
| 1528 | } |
| 1529 | |
| 1530 | void savestates_deinit(void) |
| 1531 | { |
| 1532 | SDL_DestroyMutex(savestates_lock); |
| 1533 | savestates_clear_job(); |
| 1534 | } |