/* * PicoDrive * (C) notaz, 2010 * * This work is licensed under the terms of MAME license. * See COPYING file in the top-level directory. */ #include "pico_int.h" #include #include "../cpu/sh2/sh2.h" #include "sound/ym2612.h" #include "state.h" // sn76496 extern int *sn76496_regs; static arearw *areaRead; static arearw *areaWrite; static areaeof *areaEof; static areaseek *areaSeek; static areaclose *areaClose; carthw_state_chunk *carthw_chunks; void (*PicoStateProgressCB)(const char *str); void (*PicoLoadStateHook)(void); /* I/O functions */ static size_t gzRead2(void *p, size_t _size, size_t _n, void *file) { return gzread(file, p, _size * _n); } static size_t gzWrite2(void *p, size_t _size, size_t _n, void *file) { return gzwrite(file, p, _size * _n); } static void set_cbs(int gz) { if (gz) { areaRead = gzRead2; areaWrite = gzWrite2; areaEof = (areaeof *) gzeof; areaSeek = (areaseek *) gzseek; areaClose = (areaclose *) gzclose; } else { areaRead = (arearw *) fread; areaWrite = (arearw *) fwrite; areaEof = (areaeof *) feof; areaSeek = (areaseek *) fseek; areaClose = (areaclose *) fclose; } } static void *open_save_file(const char *fname, int is_save) { int len = strlen(fname); void *afile = NULL; if (len > 3 && strcmp(fname + len - 3, ".gz") == 0) { if ( (afile = gzopen(fname, is_save ? "wb" : "rb")) ) { set_cbs(1); if (is_save) gzsetparams(afile, 9, Z_DEFAULT_STRATEGY); } } else { if ( (afile = fopen(fname, is_save ? "wb" : "rb")) ) { set_cbs(0); } } return afile; } // legacy savestate loading #define SCANP(f, x) areaRead(&Pico.x, sizeof(Pico.x), 1, f) static int state_load_legacy(void *file) { unsigned char head[32]; unsigned char cpu[0x60]; unsigned char cpu_z80[Z80_STATE_SIZE]; void *ym2612_regs; int ok; memset(&cpu,0,sizeof(cpu)); memset(&cpu_z80,0,sizeof(cpu_z80)); memset(head, 0, sizeof(head)); areaRead(head, sizeof(head), 1, file); if (strcmp((char *)head, "Pico") != 0) return -1; elprintf(EL_STATUS, "legacy savestate"); // Scan all the memory areas: SCANP(file, ram); SCANP(file, vram); SCANP(file, zram); SCANP(file, cram); SCANP(file, vsram); // Pack, scan and unpack the cpu data: areaRead(cpu, sizeof(cpu), 1, file); SekUnpackCpu(cpu, 0); SCANP(file, m); SCANP(file, video); ok = areaRead(cpu_z80, sizeof(cpu_z80), 1, file) == sizeof(cpu_z80); // do not unpack if we fail to load z80 state if (!ok) z80_reset(); else z80_unpack(cpu_z80); ym2612_regs = YM2612GetRegs(); areaRead(sn76496_regs, 28*4, 1, file); areaRead(ym2612_regs, 0x200+4, 1, file); ym2612_unpack_state(); return 0; } // --------------------------------------------------------------------------- typedef enum { CHUNK_M68K = 1, CHUNK_RAM, CHUNK_VRAM, CHUNK_ZRAM, CHUNK_CRAM, // 5 CHUNK_VSRAM, CHUNK_MISC, CHUNK_VIDEO, CHUNK_Z80, CHUNK_PSG, // 10 CHUNK_FM, // CD stuff CHUNK_S68K, CHUNK_PRG_RAM, CHUNK_WORD_RAM, CHUNK_PCM_RAM, // 15 CHUNK_BRAM, CHUNK_GA_REGS, CHUNK_PCM, CHUNK_CDC, // old CHUNK_CDD, // 20 old CHUNK_SCD, // old CHUNK_RC, // old CHUNK_MISC_CD, // CHUNK_IOPORTS, // versions < 1.70 did not save that.. CHUNK_SMS, // 25 // 32x CHUNK_MSH2, CHUNK_MSH2_DATA, CHUNK_MSH2_PERI, CHUNK_SSH2, CHUNK_SSH2_DATA, // 30 CHUNK_SSH2_PERI, CHUNK_32XSYS, CHUNK_M68K_BIOS, CHUNK_MSH2_BIOS, CHUNK_SSH2_BIOS, // 35 CHUNK_SDRAM, CHUNK_DRAM, CHUNK_32XPAL, CHUNK_32X_EVT, CHUNK_32X_FIRST = CHUNK_MSH2, CHUNK_32X_LAST = CHUNK_32X_EVT, // add new stuff here CHUNK_CD_EVT = 50, CHUNK_CD_GFX, CHUNK_CD_CDC, CHUNK_CD_CDD, // CHUNK_DEFAULT_COUNT, CHUNK_CARTHW_ = CHUNK_CARTHW, // 64 (defined in PicoInt) } chunk_name_e; static const char * const chunk_names[CHUNK_DEFAULT_COUNT] = { "INVALID!", "M68K state", "RAM", "VRAM", "ZRAM", "CRAM", // 5 "VSRAM", "emu state", "VIDEO", "Z80 state", "PSG", // 10 "FM", // CD stuff "S68K state", "PRG_RAM", "WORD_RAM", "PCM_RAM", // 15 "BRAM", "GATE ARRAY regs", "PCM state", "CDC", "CDD", // 20 "SCD", "GFX chip", "MCD state", // "IO", "SMS state", // 25 // 32x "MSH2", "MSH2 data", "MSH2 peri", "SSH2", "SSH2 data", // 30 "SSH2 peri", "32X system regs", "M68K BIOS", "MSH2 BIOS", "SSH2 BIOS", // 35 "SDRAM", "DRAM", "PAL", "events", }; static int write_chunk(chunk_name_e name, int len, void *data, void *file) { size_t bwritten = 0; bwritten += areaWrite(&name, 1, 1, file); bwritten += areaWrite(&len, 1, 4, file); bwritten += areaWrite(data, 1, len, file); return (bwritten == len + 4 + 1); } #define CHUNK_LIMIT_W 18772 // sizeof(cdc) #define CHECKED_WRITE(name,len,data) { \ if (PicoStateProgressCB && name < CHUNK_DEFAULT_COUNT && chunk_names[name]) { \ strncpy(sbuff + 9, chunk_names[name], sizeof(sbuff) - 9); \ PicoStateProgressCB(sbuff); \ } \ if (data == buf2 && len > CHUNK_LIMIT_W) \ goto out; \ if (!write_chunk(name, len, data, file)) \ goto out; \ } #define CHECKED_WRITE_BUFF(name,buff) { \ if (PicoStateProgressCB && name < CHUNK_DEFAULT_COUNT && chunk_names[name]) { \ strncpy(sbuff + 9, chunk_names[name], sizeof(sbuff) - 9); \ PicoStateProgressCB(sbuff); \ } \ if (!write_chunk(name, sizeof(buff), &buff, file)) \ goto out; \ } static int state_save(void *file) { char sbuff[32] = "Saving.. "; unsigned char buff[0x60], buff_z80[Z80_STATE_SIZE]; void *ym2612_regs = YM2612GetRegs(); void *buf2 = NULL; int ver = 0x0191; // not really used.. int retval = -1; int len; areaWrite("PicoSEXT", 1, 8, file); areaWrite(&ver, 1, 4, file); if (!(PicoAHW & PAHW_SMS)) { memset(buff, 0, sizeof(buff)); SekPackCpu(buff, 0); CHECKED_WRITE_BUFF(CHUNK_M68K, buff); CHECKED_WRITE_BUFF(CHUNK_RAM, Pico.ram); CHECKED_WRITE_BUFF(CHUNK_VSRAM, Pico.vsram); CHECKED_WRITE_BUFF(CHUNK_IOPORTS, Pico.ioports); ym2612_pack_state(); CHECKED_WRITE(CHUNK_FM, 0x200+4, ym2612_regs); } else { CHECKED_WRITE_BUFF(CHUNK_SMS, Pico.ms); } CHECKED_WRITE_BUFF(CHUNK_VRAM, Pico.vram); CHECKED_WRITE_BUFF(CHUNK_ZRAM, Pico.zram); CHECKED_WRITE_BUFF(CHUNK_CRAM, Pico.cram); CHECKED_WRITE_BUFF(CHUNK_MISC, Pico.m); CHECKED_WRITE_BUFF(CHUNK_VIDEO, Pico.video); z80_pack(buff_z80); CHECKED_WRITE_BUFF(CHUNK_Z80, buff_z80); CHECKED_WRITE(CHUNK_PSG, 28*4, sn76496_regs); if (PicoAHW & PAHW_MCD) { buf2 = malloc(CHUNK_LIMIT_W); if (buf2 == NULL) return -1; memset(buff, 0, sizeof(buff)); SekPackCpu(buff, 1); if (Pico_mcd->s68k_regs[3] & 4) // 1M mode? wram_1M_to_2M(Pico_mcd->word_ram2M); memcpy(&Pico_mcd->m.hint_vector, Pico_mcd->bios + 0x72, sizeof(Pico_mcd->m.hint_vector)); CHECKED_WRITE_BUFF(CHUNK_S68K, buff); CHECKED_WRITE_BUFF(CHUNK_PRG_RAM, Pico_mcd->prg_ram); CHECKED_WRITE_BUFF(CHUNK_WORD_RAM, Pico_mcd->word_ram2M); // in 2M format CHECKED_WRITE_BUFF(CHUNK_PCM_RAM, Pico_mcd->pcm_ram); CHECKED_WRITE_BUFF(CHUNK_BRAM, Pico_mcd->bram); CHECKED_WRITE_BUFF(CHUNK_GA_REGS, Pico_mcd->s68k_regs); // GA regs, not CPU regs CHECKED_WRITE_BUFF(CHUNK_PCM, Pico_mcd->pcm); CHECKED_WRITE_BUFF(CHUNK_MISC_CD, Pico_mcd->m); memset(buff, 0, 0x40); memcpy(buff, pcd_event_times, sizeof(pcd_event_times)); CHECKED_WRITE(CHUNK_CD_EVT, 0x40, buff); len = gfx_context_save(buf2); CHECKED_WRITE(CHUNK_CD_GFX, len, buf2); len = cdc_context_save(buf2); CHECKED_WRITE(CHUNK_CD_CDC, len, buf2); len = cdd_context_save(buf2); CHECKED_WRITE(CHUNK_CD_CDD, len, buf2); if (Pico_mcd->s68k_regs[3] & 4) // convert back wram_2M_to_1M(Pico_mcd->word_ram2M); } #ifndef NO_32X if (PicoAHW & PAHW_32X) { unsigned char cpubuff[SH2_STATE_SIZE]; memset(cpubuff, 0, sizeof(cpubuff)); sh2_pack(&sh2s[0], cpubuff); CHECKED_WRITE_BUFF(CHUNK_MSH2, cpubuff); CHECKED_WRITE_BUFF(CHUNK_MSH2_DATA, sh2s[0].data_array); CHECKED_WRITE_BUFF(CHUNK_MSH2_PERI, sh2s[0].peri_regs); sh2_pack(&sh2s[1], cpubuff); CHECKED_WRITE_BUFF(CHUNK_SSH2, cpubuff); CHECKED_WRITE_BUFF(CHUNK_SSH2_DATA, sh2s[1].data_array); CHECKED_WRITE_BUFF(CHUNK_SSH2_PERI, sh2s[1].peri_regs); CHECKED_WRITE_BUFF(CHUNK_32XSYS, Pico32x); CHECKED_WRITE_BUFF(CHUNK_M68K_BIOS, Pico32xMem->m68k_rom); CHECKED_WRITE_BUFF(CHUNK_MSH2_BIOS, Pico32xMem->sh2_rom_m); CHECKED_WRITE_BUFF(CHUNK_SSH2_BIOS, Pico32xMem->sh2_rom_s); CHECKED_WRITE_BUFF(CHUNK_SDRAM, Pico32xMem->sdram); CHECKED_WRITE_BUFF(CHUNK_DRAM, Pico32xMem->dram); CHECKED_WRITE_BUFF(CHUNK_32XPAL, Pico32xMem->pal); memset(buff, 0, 0x40); memcpy(buff, p32x_event_times, sizeof(p32x_event_times)); CHECKED_WRITE(CHUNK_32X_EVT, 0x40, buff); } #endif if (carthw_chunks != NULL) { carthw_state_chunk *chwc; if (PicoStateProgressCB) PicoStateProgressCB("Saving.. cart hw state"); for (chwc = carthw_chunks; chwc->ptr != NULL; chwc++) CHECKED_WRITE(chwc->chunk, chwc->size, chwc->ptr); } retval = 0; out: if (buf2 != NULL) free(buf2); return retval; } static int g_read_offs = 0; #define R_ERROR_RETURN(error) \ { \ elprintf(EL_STATUS, "load_state @ %x: " error, g_read_offs); \ goto out; \ } // when is eof really set? #define CHECKED_READ(len,data) { \ if (areaRead(data, 1, len, file) != len) { \ if (len == 1 && areaEof(file)) goto readend; \ R_ERROR_RETURN("areaRead: premature EOF\n"); \ } \ g_read_offs += len; \ } #define CHECKED_READ2(len2,data) { \ if (len2 != len) { \ elprintf(EL_STATUS, "unexpected len %i, wanted %i (%s)", len, len2, #len2); \ if (len > len2) R_ERROR_RETURN("failed."); \ /* else read anyway and hope for the best.. */ \ } \ CHECKED_READ(len, data); \ } #define CHECKED_READ_BUFF(buff) CHECKED_READ2(sizeof(buff), &buff); #define CHUNK_LIMIT_R 0x10960 // sizeof(old_cdc) #define CHECKED_READ_LIM(data) { \ if (len > CHUNK_LIMIT_R) \ R_ERROR_RETURN("chunk size over limit."); \ CHECKED_READ(len, data); \ } static int state_load(void *file) { unsigned char buff_m68k[0x60], buff_s68k[0x60]; unsigned char buff_z80[Z80_STATE_SIZE]; unsigned char buff_sh2[SH2_STATE_SIZE]; unsigned char *buf = NULL; unsigned char chunk; void *ym2612_regs; int len_check; int retval = -1; char header[8]; int ver, len; memset(buff_m68k, 0, sizeof(buff_m68k)); memset(buff_s68k, 0, sizeof(buff_s68k)); memset(buff_z80, 0, sizeof(buff_z80)); buf = malloc(CHUNK_LIMIT_R); if (buf == NULL) return -1; g_read_offs = 0; CHECKED_READ(8, header); if (strncmp(header, "PicoSMCD", 8) && strncmp(header, "PicoSEXT", 8)) R_ERROR_RETURN("bad header"); CHECKED_READ(4, &ver); memset(pcd_event_times, 0, sizeof(pcd_event_times)); memset(p32x_event_times, 0, sizeof(p32x_event_times)); while (!areaEof(file)) { len_check = 0; CHECKED_READ(1, &chunk); CHECKED_READ(4, &len); if (len < 0 || len > 1024*512) R_ERROR_RETURN("bad length"); if (CHUNK_S68K <= chunk && chunk <= CHUNK_MISC_CD && !(PicoAHW & PAHW_MCD)) R_ERROR_RETURN("cd chunk in non CD state?"); if (CHUNK_32X_FIRST <= chunk && chunk <= CHUNK_32X_LAST && !(PicoAHW & PAHW_32X)) Pico32xStartup(); switch (chunk) { case CHUNK_M68K: CHECKED_READ_BUFF(buff_m68k); break; case CHUNK_Z80: CHECKED_READ_BUFF(buff_z80); break; case CHUNK_RAM: CHECKED_READ_BUFF(Pico.ram); break; case CHUNK_VRAM: CHECKED_READ_BUFF(Pico.vram); break; case CHUNK_ZRAM: CHECKED_READ_BUFF(Pico.zram); break; case CHUNK_CRAM: CHECKED_READ_BUFF(Pico.cram); break; case CHUNK_VSRAM: CHECKED_READ_BUFF(Pico.vsram); break; case CHUNK_MISC: CHECKED_READ_BUFF(Pico.m); break; case CHUNK_VIDEO: CHECKED_READ_BUFF(Pico.video); break; case CHUNK_IOPORTS: CHECKED_READ_BUFF(Pico.ioports); break; case CHUNK_PSG: CHECKED_READ2(28*4, sn76496_regs); break; case CHUNK_FM: ym2612_regs = YM2612GetRegs(); CHECKED_READ2(0x200+4, ym2612_regs); ym2612_unpack_state(); break; case CHUNK_SMS: CHECKED_READ_BUFF(Pico.ms); break; // cd stuff case CHUNK_S68K: CHECKED_READ_BUFF(buff_s68k); break; case CHUNK_PRG_RAM: CHECKED_READ_BUFF(Pico_mcd->prg_ram); break; case CHUNK_WORD_RAM: CHECKED_READ_BUFF(Pico_mcd->word_ram2M); break; case CHUNK_PCM_RAM: CHECKED_READ_BUFF(Pico_mcd->pcm_ram); break; case CHUNK_BRAM: CHECKED_READ_BUFF(Pico_mcd->bram); break; case CHUNK_GA_REGS: CHECKED_READ_BUFF(Pico_mcd->s68k_regs); break; case CHUNK_PCM: CHECKED_READ_BUFF(Pico_mcd->pcm); break; case CHUNK_MISC_CD: CHECKED_READ_BUFF(Pico_mcd->m); break; case CHUNK_CD_EVT: CHECKED_READ2(0x40, buf); memcpy(pcd_event_times, buf, sizeof(pcd_event_times)); break; case CHUNK_CD_GFX: CHECKED_READ_LIM(buf); len_check = gfx_context_load(buf); break; case CHUNK_CD_CDC: CHECKED_READ_LIM(buf); len_check = cdc_context_load(buf); break; case CHUNK_CD_CDD: CHECKED_READ_LIM(buf); len_check = cdd_context_load(buf); break; // old, to be removed: case CHUNK_CDC: CHECKED_READ_LIM(buf); cdc_context_load_old(buf); break; case CHUNK_SCD: CHECKED_READ_LIM(buf); cdd_context_load_old(buf); break; // 32x stuff #ifndef NO_32X case CHUNK_MSH2: CHECKED_READ_BUFF(buff_sh2); sh2_unpack(&sh2s[0], buff_sh2); break; case CHUNK_SSH2: CHECKED_READ_BUFF(buff_sh2); sh2_unpack(&sh2s[1], buff_sh2); break; case CHUNK_MSH2_DATA: CHECKED_READ_BUFF(sh2s[0].data_array); break; case CHUNK_MSH2_PERI: CHECKED_READ_BUFF(sh2s[0].peri_regs); break; case CHUNK_SSH2_DATA: CHECKED_READ_BUFF(sh2s[1].data_array); break; case CHUNK_SSH2_PERI: CHECKED_READ_BUFF(sh2s[1].peri_regs); break; case CHUNK_32XSYS: CHECKED_READ_BUFF(Pico32x); break; case CHUNK_M68K_BIOS: CHECKED_READ_BUFF(Pico32xMem->m68k_rom); break; case CHUNK_MSH2_BIOS: CHECKED_READ_BUFF(Pico32xMem->sh2_rom_m); break; case CHUNK_SSH2_BIOS: CHECKED_READ_BUFF(Pico32xMem->sh2_rom_s); break; case CHUNK_SDRAM: CHECKED_READ_BUFF(Pico32xMem->sdram); break; case CHUNK_DRAM: CHECKED_READ_BUFF(Pico32xMem->dram); break; case CHUNK_32XPAL: CHECKED_READ_BUFF(Pico32xMem->pal); break; case CHUNK_32X_EVT: CHECKED_READ2(0x40, buf); memcpy(p32x_event_times, buf, sizeof(p32x_event_times)); break; #endif default: if (carthw_chunks != NULL) { carthw_state_chunk *chwc; for (chwc = carthw_chunks; chwc->ptr != NULL; chwc++) { if (chwc->chunk == chunk) { CHECKED_READ2(chwc->size, chwc->ptr); goto breakswitch; } } } elprintf(EL_STATUS, "load_state: skipping unknown chunk %i of size %i", chunk, len); areaSeek(file, len, SEEK_CUR); break; } breakswitch: if (len_check != 0 && len_check != len) elprintf(EL_STATUS, "load_state: chunk %d has bad len %d/%d", len, len_check); } readend: if (PicoAHW & PAHW_SMS) PicoStateLoadedMS(); if (PicoAHW & PAHW_32X) Pico32xStateLoaded(1); // must unpack 68k and z80 after banks are set up if (!(PicoAHW & PAHW_SMS)) SekUnpackCpu(buff_m68k, 0); if (PicoAHW & PAHW_MCD) SekUnpackCpu(buff_s68k, 1); z80_unpack(buff_z80); // due to dep from 68k cycles.. SekCycleAim = SekCycleCnt; if (PicoAHW & PAHW_32X) Pico32xStateLoaded(0); if (PicoAHW & PAHW_MCD) { SekCycleAimS68k = SekCycleCntS68k; pcd_state_loaded(); } retval = 0; out: free(buf); return retval; } static int state_load_gfx(void *file) { int ver, len, found = 0, to_find = 4; char buff[8]; if (PicoAHW & PAHW_32X) to_find += 2; g_read_offs = 0; CHECKED_READ(8, buff); if (strncmp((char *)buff, "PicoSMCD", 8) && strncmp((char *)buff, "PicoSEXT", 8)) R_ERROR_RETURN("bad header"); CHECKED_READ(4, &ver); while (!areaEof(file) && found < to_find) { CHECKED_READ(1, buff); CHECKED_READ(4, &len); if (len < 0 || len > 1024*512) R_ERROR_RETURN("bad length"); if (buff[0] > CHUNK_FM && buff[0] <= CHUNK_MISC_CD && !(PicoAHW & PAHW_MCD)) R_ERROR_RETURN("cd chunk in non CD state?"); switch (buff[0]) { case CHUNK_VRAM: CHECKED_READ_BUFF(Pico.vram); found++; break; case CHUNK_CRAM: CHECKED_READ_BUFF(Pico.cram); found++; break; case CHUNK_VSRAM: CHECKED_READ_BUFF(Pico.vsram); found++; break; case CHUNK_VIDEO: CHECKED_READ_BUFF(Pico.video); found++; break; #ifndef NO_32X case CHUNK_DRAM: if (Pico32xMem != NULL) CHECKED_READ_BUFF(Pico32xMem->dram); break; case CHUNK_32XPAL: if (Pico32xMem != NULL) CHECKED_READ_BUFF(Pico32xMem->pal); Pico32x.dirty_pal = 1; break; case CHUNK_32XSYS: CHECKED_READ_BUFF(Pico32x); break; #endif default: areaSeek(file, len, SEEK_CUR); break; } } out: readend: return 0; } static int pico_state_internal(void *afile, int is_save) { int ret; if (is_save) ret = state_save(afile); else { ret = state_load(afile); if (ret != 0) { areaSeek(afile, 0, SEEK_SET); ret = state_load_legacy(afile); } if (PicoLoadStateHook != NULL) PicoLoadStateHook(); Pico.m.dirtyPal = 1; } return ret; } int PicoState(const char *fname, int is_save) { void *afile = NULL; int ret; afile = open_save_file(fname, is_save); if (afile == NULL) return -1; ret = pico_state_internal(afile, is_save); areaClose(afile); return ret; } int PicoStateFP(void *afile, int is_save, arearw *read, arearw *write, areaeof *eof, areaseek *seek) { areaRead = read; areaWrite = write; areaEof = eof; areaSeek = seek; areaClose = NULL; return pico_state_internal(afile, is_save); } int PicoStateLoadGfx(const char *fname) { void *afile; int ret; afile = open_save_file(fname, 0); if (afile == NULL) return -1; ret = state_load_gfx(afile); if (ret != 0) { // assume legacy areaSeek(afile, 0x10020, SEEK_SET); // skip header and RAM areaRead(Pico.vram, 1, sizeof(Pico.vram), afile); areaSeek(afile, 0x2000, SEEK_CUR); areaRead(Pico.cram, 1, sizeof(Pico.cram), afile); areaRead(Pico.vsram, 1, sizeof(Pico.vsram), afile); areaSeek(afile, 0x221a0, SEEK_SET); areaRead(&Pico.video, 1, sizeof(Pico.video), afile); } areaClose(afile); return 0; } // tmp state struct PicoTmp { unsigned short vram[0x8000]; unsigned short cram[0x40]; unsigned short vsram[0x40]; //struct PicoMisc m; struct PicoVideo video; struct { struct Pico32x p32x; unsigned short dram[2][0x20000/2]; unsigned short pal[0x100]; } t32x; }; // returns data ptr to free() or PicoTmpStateRestore() void *PicoTmpStateSave(void) { // gfx only for now struct PicoTmp *t = malloc(sizeof(*t)); if (t == NULL) return NULL; memcpy(t->vram, Pico.vram, sizeof(Pico.vram)); memcpy(t->cram, Pico.cram, sizeof(Pico.cram)); memcpy(t->vsram, Pico.vsram, sizeof(Pico.vsram)); memcpy(&t->video, &Pico.video, sizeof(Pico.video)); #ifndef NO_32X if (PicoAHW & PAHW_32X) { memcpy(&t->t32x.p32x, &Pico32x, sizeof(Pico32x)); memcpy(t->t32x.dram, Pico32xMem->dram, sizeof(Pico32xMem->dram)); memcpy(t->t32x.pal, Pico32xMem->pal, sizeof(Pico32xMem->pal)); } #endif return t; } void PicoTmpStateRestore(void *data) { struct PicoTmp *t = data; if (t == NULL) return; memcpy(Pico.vram, t->vram, sizeof(Pico.vram)); memcpy(Pico.cram, t->cram, sizeof(Pico.cram)); memcpy(Pico.vsram, t->vsram, sizeof(Pico.vsram)); memcpy(&Pico.video, &t->video, sizeof(Pico.video)); Pico.m.dirtyPal = 1; #ifndef NO_32X if (PicoAHW & PAHW_32X) { memcpy(&Pico32x, &t->t32x.p32x, sizeof(Pico32x)); memcpy(Pico32xMem->dram, t->t32x.dram, sizeof(Pico32xMem->dram)); memcpy(Pico32xMem->pal, t->t32x.pal, sizeof(Pico32xMem->pal)); Pico32x.dirty_pal = 1; } #endif } // vim:shiftwidth=2:ts=2:expandtab