451ab91e |
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 | |