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work on 'vblank on line start' problem, var changes, mask defines

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive/platform@408 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2008-04-03 20:17:29 +00:00
parent 0fb424dbee
commit dd5fd4778d
10 changed files with 58 additions and 725 deletions
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36
common/emu.c
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@ -235,7 +235,7 @@ char *emu_makeRomId(void)
static char id_string[3+0x11+0x11+0x30+16];
int pos, swab = 1;
if (PicoMCD & 1) {
if (PicoAHW & PAHW_MCD) {
strcpy(id_string, "CD|");
swab = 0;
}
@ -325,14 +325,14 @@ int emu_ReloadRom(void)
get_ext(romFileName, ext);
}
if ((PicoMCD & 1) && Pico_mcd != NULL)
if ((PicoAHW & PAHW_MCD) && Pico_mcd != NULL)
Stop_CD();
// check for MegaCD image
cd_state = emu_cdCheck(&cd_region);
if (cd_state > 0)
{
PicoMCD |= 1;
PicoAHW |= PAHW_MCD;
// valid CD image, check for BIOS..
// we need to have config loaded at this point
@ -346,7 +346,7 @@ int emu_ReloadRom(void)
}
if (!emu_findBios(cd_region, &used_rom_name)) {
// bios_help() ?
PicoMCD &= ~1;
PicoAHW &= ~PAHW_MCD;
return 0;
}
@ -354,8 +354,8 @@ int emu_ReloadRom(void)
}
else
{
if (PicoMCD & 1) Stop_CD();
PicoMCD &= ~1;
if (PicoAHW & PAHW_MCD) Stop_CD();
PicoAHW &= ~PAHW_MCD;
}
rom = pm_open(used_rom_name);
@ -388,7 +388,7 @@ int emu_ReloadRom(void)
}
// load config for this ROM (do this before insert to get correct region)
if (!(PicoMCD&1))
if (!(PicoAHW & PAHW_MCD))
memcpy(id_header, rom_data + 0x100, sizeof(id_header));
if (!cfg_loaded) {
ret = emu_ReadConfig(1, 1);
@ -425,9 +425,9 @@ int emu_ReloadRom(void)
// additional movie stuff
if (movie_data) {
if(movie_data[0x14] == '6')
PicoOpt |= 0x20; // 6 button pad
else PicoOpt &= ~0x20;
PicoOpt |= 0x10040; // accurate timing, no VDP fifo timing
PicoOpt |= POPT_6BTN_PAD; // 6 button pad
else PicoOpt &= ~POPT_6BTN_PAD;
PicoOpt |= POPT_DIS_VDP_FIFO|POPT_ACC_TIMING; // accurate timing, no VDP fifo timing
if(movie_data[0xF] >= 'A') {
if(movie_data[0x16] & 0x80) {
PicoRegionOverride = 8;
@ -442,7 +442,7 @@ int emu_ReloadRom(void)
}
else
{
PicoOpt &= ~0x10000;
PicoOpt &= ~POPT_DIS_VDP_FIFO;
if(Pico.m.pal) {
strcpy(noticeMsg, "PAL SYSTEM / 50 FPS");
} else {
@ -773,11 +773,11 @@ char *emu_GetSaveFName(int load, int is_sram, int slot)
if (is_sram)
{
romfname_ext(saveFname, (PicoMCD&1) ? "brm/" : "srm/", (PicoMCD&1) ? ".brm" : ".srm");
romfname_ext(saveFname, (PicoAHW&1) ? "brm/" : "srm/", (PicoAHW&1) ? ".brm" : ".srm");
if (load) {
if (try_ropen_file(saveFname)) return saveFname;
// try in current dir..
romfname_ext(saveFname, NULL, (PicoMCD&1) ? ".brm" : ".srm");
romfname_ext(saveFname, NULL, (PicoAHW & PAHW_MCD) ? ".brm" : ".srm");
if (try_ropen_file(saveFname)) return saveFname;
return NULL; // give up
}
@ -855,8 +855,9 @@ int emu_SaveLoadGame(int load, int sram)
int sram_size;
unsigned char *sram_data;
int truncate = 1;
if (PicoMCD&1) {
if (PicoOpt&0x8000) { // MCD RAM cart?
if (PicoAHW & PAHW_MCD)
{
if (PicoOpt&POPT_EN_MCD_RAMCART) {
sram_size = 0x12000;
sram_data = SRam.data;
if (sram_data)
@ -873,12 +874,13 @@ int emu_SaveLoadGame(int load, int sram)
}
if (!sram_data) return 0; // SRam forcefully disabled for this game
if (load) {
if (load)
{
sramFile = fopen(saveFname, "rb");
if(!sramFile) return -1;
fread(sram_data, 1, sram_size, sramFile);
fclose(sramFile);
if ((PicoMCD&1) && (PicoOpt&0x8000))
if ((PicoAHW & PAHW_MCD) && (PicoOpt&POPT_EN_MCD_RAMCART))
memcpy32((int *)Pico_mcd->bram, (int *)sram_data, 0x2000/4);
} else {
// sram save needs some special processing