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

Merge pull request #19 from netux79/mmc5fix

Browse Source 
mmc5 fix
This commit is contained in:
Twinaphex
2015-06-28 02:02:56 +02:00
parent 8128c81539 d4fa032402
commit f4ce9b6d7a
4 changed files with 7 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
src/boards/mmc5.c
View File

@@ -369,7 +369,7 @@ static DECLFW(Mapper5_write) {
case 0x5126:
case 0x5127:
mmc5ABMode = 0;
CHRBanksA[A & 7] = V;
CHRBanksA[A & 7] = V | ((MMC50x5130 & 0x3) << 8);
MMC5CHRA();
break;
case 0x5128:
@@ -377,9 +377,10 @@ static DECLFW(Mapper5_write) {
case 0x512a:
case 0x512b:
mmc5ABMode = 1;
CHRBanksB[A & 3] = V;
CHRBanksB[A & 3] = V | ((MMC50x5130 & 0x3) << 8);
MMC5CHRB();
break;
case 0x5130: MMC50x5130 = V; break;
case 0x5200: MMC5HackSPMode = V; break;
case 0x5201: MMC5HackSPScroll = (V >> 3) & 0x1F; break;
case 0x5202: MMC5HackSPPage = V & 0x3F; break;
@@ -756,6 +757,7 @@ static void GenMMC5_Init(CartInfo *info, int wsize, int battery) {
AddExState(&MMC5HackSPMode, 1, 0, "SPLM");
AddExState(&MMC5HackSPScroll, 1, 0, "SPLS");
AddExState(&MMC5HackSPPage, 1, 0, "SPLP");
AddExState(&MMC50x5130, 1, 0, "5130");
AddExState(MMC5_StateRegs, ~0, 0, 0);
MMC5WRAMsize = wsize / 8;

1
src/fceu.h
View File

@@ -32,6 +32,7 @@ extern int MMC5Hack, PEC586Hack;
extern uint8 *MMC5HackVROMPTR;
extern uint8 MMC5HackCHRMode;
extern uint8 MMC5HackSPMode;
extern uint8 MMC50x5130;
extern uint8 MMC5HackSPScroll;
extern uint8 MMC5HackSPPage;

1
src/ppu.c
View File

@@ -100,6 +100,7 @@ uint8 *MMC5HackExNTARAMPtr = 0;
uint8 *MMC5HackVROMPTR = 0;
uint8 MMC5HackCHRMode = 0;
uint8 MMC5HackSPMode = 0;
uint8 MMC50x5130 = 0;
uint8 MMC5HackSPScroll = 0;
uint8 MMC5HackSPPage = 0;

1
src/pputile.h
View File

@@ -74,6 +74,7 @@ pshift[1] <<= 8;
#ifdef PPUT_MMC5CHR1
C = MMC5HackVROMPTR;
C += (((MMC5HackExNTARAMPtr[RefreshAddr & 0x3ff]) & 0x3f & MMC5HackVROMMask) << 12) + (vadr & 0xfff);
C += (MMC50x5130 & 0x3) << 18;
#elif defined(PPUT_MMC5)
C = MMC5BGVRAMADR(vadr);
#else