| 1 | /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * |
| 2 | * Mupen64plus - memory.h * |
| 3 | * Mupen64Plus homepage: http://code.google.com/p/mupen64plus/ * |
| 4 | * Copyright (C) 2002 Hacktarux * |
| 5 | * * |
| 6 | * This program is free software; you can redistribute it and/or modify * |
| 7 | * it under the terms of the GNU General Public License as published by * |
| 8 | * the Free Software Foundation; either version 2 of the License, or * |
| 9 | * (at your option) any later version. * |
| 10 | * * |
| 11 | * This program is distributed in the hope that it will be useful, * |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
| 14 | * GNU General Public License for more details. * |
| 15 | * * |
| 16 | * You should have received a copy of the GNU General Public License * |
| 17 | * along with this program; if not, write to the * |
| 18 | * Free Software Foundation, Inc., * |
| 19 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * |
| 20 | * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ |
| 21 | |
| 22 | #ifndef MEMORY_H |
| 23 | #define MEMORY_H |
| 24 | |
| 25 | #include "osal/preproc.h" |
| 26 | |
| 27 | int init_memory(int DoByteSwap); |
| 28 | void free_memory(void); |
| 29 | #define read_word_in_memory() readmem[address>>16]() |
| 30 | #define read_byte_in_memory() readmemb[address>>16]() |
| 31 | #define read_hword_in_memory() readmemh[address>>16]() |
| 32 | #define read_dword_in_memory() readmemd[address>>16]() |
| 33 | #define write_word_in_memory() writemem[address>>16]() |
| 34 | #define write_byte_in_memory() writememb[address >>16]() |
| 35 | #define write_hword_in_memory() writememh[address >>16]() |
| 36 | #define write_dword_in_memory() writememd[address >>16]() |
| 37 | extern unsigned int SP_DMEM[0x1000/4*2]; |
| 38 | extern unsigned char *SP_DMEMb; |
| 39 | extern unsigned int *SP_IMEM; |
| 40 | extern unsigned char *SP_IMEMb; |
| 41 | extern unsigned int PIF_RAM[0x40/4]; |
| 42 | extern unsigned char *PIF_RAMb; |
| 43 | |
| 44 | extern ALIGN(16, unsigned int rdram[0x800000/4]); |
| 45 | |
| 46 | extern unsigned int address, word; |
| 47 | extern unsigned char cpu_byte; |
| 48 | extern unsigned short hword; |
| 49 | extern unsigned long long dword, *rdword; |
| 50 | |
| 51 | extern void (*readmem[0x10000])(void); |
| 52 | extern void (*readmemb[0x10000])(void); |
| 53 | extern void (*readmemh[0x10000])(void); |
| 54 | extern void (*readmemd[0x10000])(void); |
| 55 | extern void (*writemem[0x10000])(void); |
| 56 | extern void (*writememb[0x10000])(void); |
| 57 | extern void (*writememh[0x10000])(void); |
| 58 | extern void (*writememd[0x10000])(void); |
| 59 | |
| 60 | extern unsigned int *readrdramreg[0x10000]; |
| 61 | extern unsigned int *readrspreg[0x10000]; |
| 62 | extern unsigned int *readrsp[0x10000]; |
| 63 | extern unsigned int *readmi[0x10000]; |
| 64 | extern unsigned int *readvi[0x10000]; |
| 65 | extern unsigned int *readai[0x10000]; |
| 66 | extern unsigned int *readpi[0x10000]; |
| 67 | extern unsigned int *readri[0x10000]; |
| 68 | extern unsigned int *readsi[0x10000]; |
| 69 | extern unsigned int *readdp[0x10000]; |
| 70 | extern unsigned int *readdps[0x10000]; |
| 71 | |
| 72 | typedef struct _RDRAM_register |
| 73 | { |
| 74 | unsigned int rdram_config; |
| 75 | unsigned int rdram_device_id; |
| 76 | unsigned int rdram_delay; |
| 77 | unsigned int rdram_mode; |
| 78 | unsigned int rdram_ref_interval; |
| 79 | unsigned int rdram_ref_row; |
| 80 | unsigned int rdram_ras_interval; |
| 81 | unsigned int rdram_min_interval; |
| 82 | unsigned int rdram_addr_select; |
| 83 | unsigned int rdram_device_manuf; |
| 84 | } RDRAM_register; |
| 85 | |
| 86 | typedef struct _SP_register |
| 87 | { |
| 88 | unsigned int sp_mem_addr_reg; |
| 89 | unsigned int sp_dram_addr_reg; |
| 90 | unsigned int sp_rd_len_reg; |
| 91 | unsigned int sp_wr_len_reg; |
| 92 | unsigned int w_sp_status_reg; |
| 93 | unsigned int sp_status_reg; |
| 94 | unsigned int sp_dma_full_reg; |
| 95 | unsigned int sp_dma_busy_reg; |
| 96 | unsigned int sp_semaphore_reg; |
| 97 | } SP_register; |
| 98 | |
| 99 | typedef struct _RSP_register |
| 100 | { |
| 101 | unsigned int rsp_pc; |
| 102 | unsigned int rsp_ibist; |
| 103 | } RSP_register; |
| 104 | |
| 105 | typedef struct _DPC_register |
| 106 | { |
| 107 | unsigned int dpc_start; |
| 108 | unsigned int dpc_end; |
| 109 | unsigned int dpc_current; |
| 110 | unsigned int w_dpc_status; |
| 111 | unsigned int dpc_status; |
| 112 | unsigned int dpc_clock; |
| 113 | unsigned int dpc_bufbusy; |
| 114 | unsigned int dpc_pipebusy; |
| 115 | unsigned int dpc_tmem; |
| 116 | } DPC_register; |
| 117 | |
| 118 | typedef struct _DPS_register |
| 119 | { |
| 120 | unsigned int dps_tbist; |
| 121 | unsigned int dps_test_mode; |
| 122 | unsigned int dps_buftest_addr; |
| 123 | unsigned int dps_buftest_data; |
| 124 | } DPS_register; |
| 125 | |
| 126 | typedef struct _mips_register |
| 127 | { |
| 128 | unsigned int w_mi_init_mode_reg; |
| 129 | unsigned int mi_init_mode_reg; |
| 130 | unsigned int mi_version_reg; |
| 131 | unsigned int mi_intr_reg; |
| 132 | unsigned int mi_intr_mask_reg; |
| 133 | unsigned int w_mi_intr_mask_reg; |
| 134 | } mips_register; |
| 135 | |
| 136 | typedef struct _VI_register |
| 137 | { |
| 138 | unsigned int vi_status; |
| 139 | unsigned int vi_origin; |
| 140 | unsigned int vi_width; |
| 141 | unsigned int vi_v_intr; |
| 142 | unsigned int vi_current; |
| 143 | unsigned int vi_burst; |
| 144 | unsigned int vi_v_sync; |
| 145 | unsigned int vi_h_sync; |
| 146 | unsigned int vi_leap; |
| 147 | unsigned int vi_h_start; |
| 148 | unsigned int vi_v_start; |
| 149 | unsigned int vi_v_burst; |
| 150 | unsigned int vi_x_scale; |
| 151 | unsigned int vi_y_scale; |
| 152 | unsigned int vi_delay; |
| 153 | } VI_register; |
| 154 | |
| 155 | typedef struct _AI_register |
| 156 | { |
| 157 | unsigned int ai_dram_addr; |
| 158 | unsigned int ai_len; |
| 159 | unsigned int ai_control; |
| 160 | unsigned int ai_status; |
| 161 | unsigned int ai_dacrate; |
| 162 | unsigned int ai_bitrate; |
| 163 | unsigned int next_delay; |
| 164 | unsigned int next_len; |
| 165 | unsigned int current_delay; |
| 166 | unsigned int current_len; |
| 167 | } AI_register; |
| 168 | |
| 169 | typedef struct _PI_register |
| 170 | { |
| 171 | unsigned int pi_dram_addr_reg; |
| 172 | unsigned int pi_cart_addr_reg; |
| 173 | unsigned int pi_rd_len_reg; |
| 174 | unsigned int pi_wr_len_reg; |
| 175 | unsigned int read_pi_status_reg; |
| 176 | unsigned int pi_bsd_dom1_lat_reg; |
| 177 | unsigned int pi_bsd_dom1_pwd_reg; |
| 178 | unsigned int pi_bsd_dom1_pgs_reg; |
| 179 | unsigned int pi_bsd_dom1_rls_reg; |
| 180 | unsigned int pi_bsd_dom2_lat_reg; |
| 181 | unsigned int pi_bsd_dom2_pwd_reg; |
| 182 | unsigned int pi_bsd_dom2_pgs_reg; |
| 183 | unsigned int pi_bsd_dom2_rls_reg; |
| 184 | } PI_register; |
| 185 | |
| 186 | typedef struct _RI_register |
| 187 | { |
| 188 | unsigned int ri_mode; |
| 189 | unsigned int ri_config; |
| 190 | unsigned int ri_current_load; |
| 191 | unsigned int ri_select; |
| 192 | unsigned int ri_refresh; |
| 193 | unsigned int ri_latency; |
| 194 | unsigned int ri_error; |
| 195 | unsigned int ri_werror; |
| 196 | } RI_register; |
| 197 | |
| 198 | typedef struct _SI_register |
| 199 | { |
| 200 | unsigned int si_dram_addr; |
| 201 | unsigned int si_pif_addr_rd64b; |
| 202 | unsigned int si_pif_addr_wr64b; |
| 203 | unsigned int si_stat; |
| 204 | } SI_register; |
| 205 | |
| 206 | extern RDRAM_register rdram_register; |
| 207 | extern PI_register pi_register; |
| 208 | extern mips_register MI_register; |
| 209 | extern SP_register sp_register; |
| 210 | extern SI_register si_register; |
| 211 | extern VI_register vi_register; |
| 212 | extern RSP_register rsp_register; |
| 213 | extern RI_register ri_register; |
| 214 | extern AI_register ai_register; |
| 215 | extern DPC_register dpc_register; |
| 216 | extern DPS_register dps_register; |
| 217 | |
| 218 | extern unsigned char *rdramb; |
| 219 | |
| 220 | #ifndef M64P_BIG_ENDIAN |
| 221 | #define sl(mot) \ |
| 222 | ( \ |
| 223 | ((mot & 0x000000FF) << 24) | \ |
| 224 | ((mot & 0x0000FF00) << 8) | \ |
| 225 | ((mot & 0x00FF0000) >> 8) | \ |
| 226 | ((mot & 0xFF000000) >> 24) \ |
| 227 | ) |
| 228 | |
| 229 | #define S8 3 |
| 230 | #define S16 2 |
| 231 | #define Sh16 1 |
| 232 | |
| 233 | #else |
| 234 | |
| 235 | #define sl(mot) mot |
| 236 | #define S8 0 |
| 237 | #define S16 0 |
| 238 | #define Sh16 0 |
| 239 | |
| 240 | #endif |
| 241 | |
| 242 | void read_nothing(void); |
| 243 | void read_nothingh(void); |
| 244 | void read_nothingb(void); |
| 245 | void read_nothingd(void); |
| 246 | void read_nomem(void); |
| 247 | void read_nomemb(void); |
| 248 | void read_nomemh(void); |
| 249 | void read_nomemd(void); |
| 250 | void read_rdram(void); |
| 251 | void read_rdramb(void); |
| 252 | void read_rdramh(void); |
| 253 | void read_rdramd(void); |
| 254 | void read_rdramFB(void); |
| 255 | void read_rdramFBb(void); |
| 256 | void read_rdramFBh(void); |
| 257 | void read_rdramFBd(void); |
| 258 | void read_rdramreg(void); |
| 259 | void read_rdramregb(void); |
| 260 | void read_rdramregh(void); |
| 261 | void read_rdramregd(void); |
| 262 | void read_rsp_mem(void); |
| 263 | void read_rsp_memb(void); |
| 264 | void read_rsp_memh(void); |
| 265 | void read_rsp_memd(void); |
| 266 | void read_rsp_reg(void); |
| 267 | void read_rsp_regb(void); |
| 268 | void read_rsp_regh(void); |
| 269 | void read_rsp_regd(void); |
| 270 | void read_rsp(void); |
| 271 | void read_rspb(void); |
| 272 | void read_rsph(void); |
| 273 | void read_rspd(void); |
| 274 | void read_dp(void); |
| 275 | void read_dpb(void); |
| 276 | void read_dph(void); |
| 277 | void read_dpd(void); |
| 278 | void read_dps(void); |
| 279 | void read_dpsb(void); |
| 280 | void read_dpsh(void); |
| 281 | void read_dpsd(void); |
| 282 | void read_mi(void); |
| 283 | void read_mib(void); |
| 284 | void read_mih(void); |
| 285 | void read_mid(void); |
| 286 | void read_vi(void); |
| 287 | void read_vib(void); |
| 288 | void read_vih(void); |
| 289 | void read_vid(void); |
| 290 | void read_ai(void); |
| 291 | void read_aib(void); |
| 292 | void read_aih(void); |
| 293 | void read_aid(void); |
| 294 | void read_pi(void); |
| 295 | void read_pib(void); |
| 296 | void read_pih(void); |
| 297 | void read_pid(void); |
| 298 | void read_ri(void); |
| 299 | void read_rib(void); |
| 300 | void read_rih(void); |
| 301 | void read_rid(void); |
| 302 | void read_si(void); |
| 303 | void read_sib(void); |
| 304 | void read_sih(void); |
| 305 | void read_sid(void); |
| 306 | void read_flashram_status(void); |
| 307 | void read_flashram_statusb(void); |
| 308 | void read_flashram_statush(void); |
| 309 | void read_flashram_statusd(void); |
| 310 | void read_rom(void); |
| 311 | void read_romb(void); |
| 312 | void read_romh(void); |
| 313 | void read_romd(void); |
| 314 | void read_pif(void); |
| 315 | void read_pifb(void); |
| 316 | void read_pifh(void); |
| 317 | void read_pifd(void); |
| 318 | |
| 319 | void write_nothing(void); |
| 320 | void write_nothingb(void); |
| 321 | void write_nothingh(void); |
| 322 | void write_nothingd(void); |
| 323 | void write_nomem(void); |
| 324 | void write_nomemb(void); |
| 325 | void write_nomemd(void); |
| 326 | void write_nomemh(void); |
| 327 | void write_rdram(void); |
| 328 | void write_rdramb(void); |
| 329 | void write_rdramh(void); |
| 330 | void write_rdramd(void); |
| 331 | void write_rdramFB(void); |
| 332 | void write_rdramFBb(void); |
| 333 | void write_rdramFBh(void); |
| 334 | void write_rdramFBd(void); |
| 335 | void write_rdramreg(void); |
| 336 | void write_rdramregb(void); |
| 337 | void write_rdramregh(void); |
| 338 | void write_rdramregd(void); |
| 339 | void write_rsp_mem(void); |
| 340 | void write_rsp_memb(void); |
| 341 | void write_rsp_memh(void); |
| 342 | void write_rsp_memd(void); |
| 343 | void write_rsp_reg(void); |
| 344 | void write_rsp_regb(void); |
| 345 | void write_rsp_regh(void); |
| 346 | void write_rsp_regd(void); |
| 347 | void write_rsp(void); |
| 348 | void write_rspb(void); |
| 349 | void write_rsph(void); |
| 350 | void write_rspd(void); |
| 351 | void write_dp(void); |
| 352 | void write_dpb(void); |
| 353 | void write_dph(void); |
| 354 | void write_dpd(void); |
| 355 | void write_dps(void); |
| 356 | void write_dpsb(void); |
| 357 | void write_dpsh(void); |
| 358 | void write_dpsd(void); |
| 359 | void write_mi(void); |
| 360 | void write_mib(void); |
| 361 | void write_mih(void); |
| 362 | void write_mid(void); |
| 363 | void write_vi(void); |
| 364 | void write_vib(void); |
| 365 | void write_vih(void); |
| 366 | void write_vid(void); |
| 367 | void write_ai(void); |
| 368 | void write_aib(void); |
| 369 | void write_aih(void); |
| 370 | void write_aid(void); |
| 371 | void write_pi(void); |
| 372 | void write_pib(void); |
| 373 | void write_pih(void); |
| 374 | void write_pid(void); |
| 375 | void write_ri(void); |
| 376 | void write_rib(void); |
| 377 | void write_rih(void); |
| 378 | void write_rid(void); |
| 379 | void write_si(void); |
| 380 | void write_sib(void); |
| 381 | void write_sih(void); |
| 382 | void write_sid(void); |
| 383 | void write_flashram_dummy(void); |
| 384 | void write_flashram_dummyb(void); |
| 385 | void write_flashram_dummyh(void); |
| 386 | void write_flashram_dummyd(void); |
| 387 | void write_flashram_command(void); |
| 388 | void write_flashram_commandb(void); |
| 389 | void write_flashram_commandh(void); |
| 390 | void write_flashram_commandd(void); |
| 391 | void write_rom(void); |
| 392 | void write_pif(void); |
| 393 | void write_pifb(void); |
| 394 | void write_pifh(void); |
| 395 | void write_pifd(void); |
| 396 | |
| 397 | void make_w_sp_status_reg(void); |
| 398 | void make_w_dpc_status(void); |
| 399 | void make_w_mi_init_mode_reg(void); |
| 400 | void update_MI_intr_mode_reg(void); |
| 401 | void update_MI_init_mask_reg(void); |
| 402 | void make_w_mi_intr_mask_reg(void); |
| 403 | void update_ai_dacrate(unsigned int word); |
| 404 | void update_vi_status(unsigned int word); |
| 405 | void update_vi_width(unsigned int word); |
| 406 | |
| 407 | /* Returns a pointer to a block of contiguous memory |
| 408 | * Can access RDRAM, SP_DMEM, SP_IMEM and ROM, using TLB if necessary |
| 409 | * Useful for getting fast access to a zone with executable code. */ |
| 410 | unsigned int *fast_mem_access(unsigned int address); |
| 411 | |
| 412 | #endif |
| 413 | |