admin/ci-libretro-fceumm
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Implement mappers 28, 29, 31, 56, 63, 255, BMC-60311C, BMC-WS, BMC-HPxx

Browse Source 
- Added a few mappers to the list. Tested with roms from goodnes set and some demos
- Fix IRQ for Kaiser7032/202 - Issue noticeable with SMB2/3's status status bar
This commit is contained in:
retro-wertz
2019-05-24 06:59:26 +08:00
parent 2a58bc129e
commit 005eb7bdc3
15 changed files with 872 additions and 39 deletions
Download Patch File Download Diff File Expand all files Collapse all files

31
src/boards/addrlatch.c
View File

@@ -195,6 +195,37 @@ void Mapper61_Init(CartInfo *info) {
Latch_Init(info, M61Sync, NULL, 0x0000, 0x8000, 0xFFFF, 0);
}
/*------------------ Map 063 ---------------------------*/
/* added 2019-5-23
* Mapper 63 NTDEC-Multicart
* http://wiki.nesdev.com/w/index.php/INES_Mapper_063
* - Powerful 250-in-1
* - Hello Kitty 255-in-1 */
static DECLFR(M63Read) {
if (latche & 0x0300)
return X.DB;
return CartBR(A);
}
static void M63Sync(void) {
uint16 mode = latche & 2;
uint16 prg_bank = (latche & 0x3F8) >> 1;
uint16 prg16 = (latche & 4) >> 1;
setprg8(0x8000, (prg_bank | (mode ? 0 : prg16 | 0)));
setprg8(0xA000, (prg_bank | (mode ? 1 : prg16 | 1)));
setprg8(0xC000, (prg_bank | (mode ? 2 : prg16 | 0)));
setprg8(0xE000, ((latche & 0x800) ? ((latche & 0x7C) | ((latche & 6) ? 3 : 1)) :
(prg_bank | (mode ? 3 : (prg16 | 1)))));
setchr8(0);
setmirror((latche & 1) ^ 1);
}
void Mapper63_Init(CartInfo *info) {
Latch_Init(info, M63Sync, NULL, 0x0000, 0x8000, 0xFFFF, 0);
}
/*------------------ Map 092 ---------------------------*/
/* Another two-in-one mapper, two Jaleco carts uses similar
* hardware, but with different wiring.