// This is part of Pico Library
-// (c) Copyright 2006 notaz, All rights reserved.
+// (c) Copyright 2007 notaz, All rights reserved.
// Free for non-commercial use.
// For commercial use, separate licencing terms must be obtained.
// sn76496
extern int *sn76496_regs;
+void (*PicoStateProgressCB)(const char *str) = 0;
+
typedef enum {
CHUNK_M68K = 1,
CHUNK_S68K,
CHUNK_PRG_RAM,
CHUNK_WORD_RAM,
- CHUNK_BRAM, // 15
+ CHUNK_PCM_RAM, // 15
+ CHUNK_BRAM,
CHUNK_GA_REGS,
+ CHUNK_PCM,
CHUNK_CDC,
- CHUNK_CDD,
+ CHUNK_CDD, // 20
CHUNK_SCD,
- CHUNK_RC, // 20
+ CHUNK_RC,
CHUNK_MISC_CD,
} chunk_name_e;
+static char *chunk_names[] = {
+ "Saving.. M68K state",
+ "Saving.. RAM",
+ "Saving.. VRAM",
+ "Saving.. ZRAM",
+ "Saving.. CRAM", // 5
+ "Saving.. VSRAM",
+ "Saving.. emu state",
+ "Saving.. VIDEO",
+ "Saving.. Z80 state",
+ "Saving.. PSG", // 10
+ "Saving.. FM",
+ // CD stuff
+ "Saving.. S68K state",
+ "Saving.. PRG_RAM",
+ "Saving.. WORD_RAM",
+ "Saving.. PCM_RAM", // 15
+ "Saving.. BRAM",
+ "Saving.. GATE ARRAY regs",
+ "Saving.. PCM state",
+ "Saving.. CDC",
+ "Saving.. CDD", // 20
+ "Saving.. SCD",
+ "Saving.. GFX chip",
+ "Saving.. MCD state",
+};
+
+
static int write_chunk(chunk_name_e name, int len, void *data, void *file)
{
size_t bwritten = 0;
#define CHECKED_WRITE(name,len,data) \
+ if (PicoStateProgressCB) PicoStateProgressCB(chunk_names[name]); \
if (!write_chunk(name, len, data, file)) return 1;
#define CHECKED_WRITE_BUFF(name,buff) \
+ if (PicoStateProgressCB) PicoStateProgressCB(chunk_names[name]); \
if (!write_chunk(name, sizeof(buff), &buff, file)) return 1;
int PicoCdSaveState(void *file)
if(PicoOpt&1)
CHECKED_WRITE(CHUNK_FM, 0x200+4, ym2612_regs);
- // TODO: cd stuff
if (PicoMCD & 1)
{
Pico_mcd->m.audio_offset = mp3_get_offset();
memset(buff, 0, sizeof(buff));
PicoAreaPackCpu(buff, 1);
+ if (Pico_mcd->s68k_regs[3]&4) // 1M mode?
+ wram_1M_to_2M(Pico_mcd->word_ram2M);
+ Pico_mcd->m.hint_vector = *(unsigned short *)(Pico_mcd->bios + 0x72);
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_ram); // in 2M format
+ 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);
+ 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_CDD, Pico_mcd->cdd);
CHECKED_WRITE_BUFF(CHUNK_CDC, Pico_mcd->cdc);
CHECKED_WRITE_BUFF(CHUNK_SCD, Pico_mcd->scd);
CHECKED_WRITE_BUFF(CHUNK_RC, Pico_mcd->rot_comp);
CHECKED_WRITE_BUFF(CHUNK_MISC_CD, Pico_mcd->m);
+
+ if (Pico_mcd->s68k_regs[3]&4) // convert back
+ wram_2M_to_1M(Pico_mcd->word_ram2M);
}
return 0;
CHECKED_READ(1, buff);
CHECKED_READ(4, &len);
if (len < 0 || len > 1024*512) R_ERROR_RETURN("bad length");
+ if (buff[0] > CHUNK_FM && !(PicoMCD & 1)) R_ERROR_RETURN("cd chunk in non CD state?");
switch (buff[0])
{
break;
case CHUNK_PRG_RAM: CHECKED_READ_BUFF(Pico_mcd->prg_ram); break;
- case CHUNK_WORD_RAM: CHECKED_READ_BUFF(Pico_mcd->word_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_CDD: CHECKED_READ_BUFF(Pico_mcd->cdd); break;
case CHUNK_CDC: CHECKED_READ_BUFF(Pico_mcd->cdc); break;
case CHUNK_SCD: CHECKED_READ_BUFF(Pico_mcd->scd); break;
case CHUNK_RC: CHECKED_READ_BUFF(Pico_mcd->rot_comp); break;
-
- case CHUNK_MISC_CD:
- CHECKED_READ_BUFF(Pico_mcd->m);
- mp3_start_play(Pico_mcd->TOC.Tracks[Pico_mcd->m.audio_track].F, Pico_mcd->m.audio_offset);
- break;
+ case CHUNK_MISC_CD: CHECKED_READ_BUFF(Pico_mcd->m); break;
default:
- printf("skipping unknown chunk %i of size %i\n", buff[0], len);
+ printf("PicoCdLoadState: skipping unknown chunk %i of size %i\n", buff[0], len);
areaSeek(file, len, SEEK_CUR);
break;
}
}
+ /* after load events */
+ if (Pico_mcd->s68k_regs[3]&4) // 1M mode?
+ wram_2M_to_1M(Pico_mcd->word_ram2M);
+ mp3_start_play(Pico_mcd->TOC.Tracks[Pico_mcd->m.audio_track].F, Pico_mcd->m.audio_offset);
+ // restore hint vector
+ *(unsigned short *)(Pico_mcd->bios + 0x72) = Pico_mcd->m.hint_vector;
+
return 0;
}
notaz.gp2x.de / picodrive.git / blobdiff