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sms, add basic sg-1000 support

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This commit is contained in:
kub 2022-02-26 10:19:07 +00:00
parent 22917adcff
commit aaef4b945e
5 changed files with 14 additions and 5 deletions
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11
pico/sms.c
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@ -454,6 +454,14 @@ static void write_bank_jang(unsigned short a, unsigned char d)
}
}
static void write_bank_x8k(unsigned short a, unsigned char d)
{
if ((a&0xe000) != 0x2000) return;
((unsigned char *)PicoMem.vram)[a+0x6000] = d;
z80_map_set(z80_read_map, 0x2000, 0x3fff, PicoMem.vram+0x4000, 0);
z80_map_set(z80_write_map, 0x2000, 0x3fff, PicoMem.vram+0x4000, 0);
}
// TODO auto-selecting is not really reliable.
// Before adding more mappers this should be revised.
static void xwrite(unsigned int a, unsigned char d)
@ -480,11 +488,12 @@ static void xwrite(unsigned int a, unsigned char d)
write_bank_codem(a, d);
write_bank_korea(a, d);
write_bank_n16k(a, d);
write_bank_x8k(a, d);
break;
}
}
// TMR product codes and hardware type for know 50Hz-only games */
// TMR product codes and hardware type for know 50Hz-only games
static u32 region_pal[] = { // cf. GX+, core/cart_hw/sms_cartc.c
0x40207067 /* Addams Family */, 0x40207020 /* Back.Future 3 */,
0x40207058 /* Battlemaniacs */, 0x40007105 /* Cal.Games 2 */,

2
platform/common/menu_pico.c
View file

@ -42,7 +42,7 @@ static const char *rom_exts[] = {
"bin", "smd", "gen", "md",
"iso", "cso", "cue", "chd",
"32x",
"sms", "gg",
"sms", "gg", "sg",
NULL
};

2
platform/libretro/libretro.c
View file

@ -733,7 +733,7 @@ void retro_get_system_info(struct retro_system_info *info)
#define _GIT_VERSION "-" GIT_VERSION
#endif
info->library_version = VERSION _GIT_VERSION;
info->valid_extensions = "bin|gen|smd|md|32x|cue|iso|chd|sms|gg";
info->valid_extensions = "bin|gen|smd|md|32x|cue|iso|chd|sms|gg|sg";
info->need_fullpath = true;
}

2
platform/opendingux/data/default.gcw0.desktop
View file

@ -6,4 +6,4 @@ Exec=PicoDrive %f
Icon=megadrive
Terminal=false
Categories=emulators;
MimeType=.md;.smd;.bin;.sms;.gg;.cue;.chd;.32x;.zip;.7z
MimeType=.md;.smd;.bin;.sms;.gg;.sg;.cue;.chd;.32x;.zip;.7z

2
platform/opendingux/data/default.retrofw.desktop
View file

@ -6,7 +6,7 @@ Icon=megadrive
Categories=emulators;
X-OD-Manual=
X-OD-Selector=
X-OD-Filter=.md,.smd,.bin,.sms,.gg,.cue,.chd,.32x,.zip,.7z
X-OD-Filter=.md,.smd,.bin,.sms,.gg,.sg,.cue,.chd,.32x,.zip,.7z
Terminal=true
Type=Application
StartupNotify=true