update Mapper176(BMC-FK23C/A), fix init state and prg mask
This commit is contained in:
retro-wertz
@@ -21,6 +21,7 @@
|
||||
#include "mapinc.h"
|
||||
#include "mmc3.h"
|
||||
|
||||
static int is_BMCFK23CA;
|
||||
static uint8 unromchr;
|
||||
static uint32 dipswitch = 0;
|
||||
static uint8 *CHRRAM = NULL;
|
||||
@@ -45,40 +46,93 @@ static void BMCFK23CCW(uint32 A, uint8 V) {
|
||||
}
|
||||
}
|
||||
|
||||
//some games are wired differently, and this will need to be changed.
|
||||
//all the WXN games require prg_bonus = 1, and cah4e3's multicarts require prg_bonus = 0
|
||||
//we'll populate this from a game database
|
||||
static int prg_mask;
|
||||
static int prg_bonus = 1;
|
||||
|
||||
//prg_bonus = 0
|
||||
//4-in-1 (FK23C8021)[p1][!].nes
|
||||
//4-in-1 (FK23C8033)[p1][!].nes
|
||||
//4-in-1 (FK23C8043)[p1][!].nes
|
||||
//4-in-1 (FK23Cxxxx, S-0210A PCB)[p1][!].nes
|
||||
|
||||
//prg_bonus = 1
|
||||
//[m176]大富翁2-上海大亨.wxn.nes
|
||||
//[m176]宠物翡翠.fix.nes
|
||||
//[m176]格兰帝亚.wxn.nes
|
||||
//[m176]梦幻之星.wxn.nes
|
||||
//[m176]水浒神兽.fix.nes
|
||||
//[m176]西楚霸王.fix.nes
|
||||
//[m176]超级大富翁.wxn.nes
|
||||
//[m176]雄霸天下.wxn.nes
|
||||
|
||||
//works as-is under virtuanes m176
|
||||
//[m176]三侠五义.wxn.nes
|
||||
//[m176]口袋金.fix.nes
|
||||
//[m176]爆笑三国.fix.nes
|
||||
|
||||
//needs other tweaks
|
||||
//[m176]三国忠烈传.wxn.nes
|
||||
//[m176]破釜沉舟.fix.nes
|
||||
|
||||
static uint64 CartList[] =
|
||||
{
|
||||
0x1606b8c2aff8d942LL, // 4-in-1 (BS-8088) [p1][!].nes
|
||||
0x62b51b108a01d2beLL, // 4-in-1 (FK23C8021) [p1][!].nes
|
||||
0xa37eb9163e001a46LL, // 4-in-1 (FK23C8026) [p1][!].nes
|
||||
0x8bb48490d8d22711LL, // 4-in-1 (FK23C8033) [p1][!].nes
|
||||
0xc75888d7b48cd378LL, // 4-in-1 (FK23C8043) [p1][!].nes
|
||||
0xde5ce25860233f7eLL, // 4-in-1 (FK23C8045) [p1][!].nes
|
||||
0x8b6c9fc7769a5500LL, // 4-in-1 (FK23C8052) [p1][!].nes
|
||||
0x5b3aa4cdc484a088LL, // 4-in-1 (FK23C8056) [p1][!].nes
|
||||
0x497344d14c308a1aLL, // 4-in-1 (FK23C8078) (Ch) [p1].nes
|
||||
0x9342bf9bae1c798aLL, // 4-in-1 (FK23C8079) [p1][!].nes
|
||||
0xf81a376fa54fdd69LL, // 4-in-1 (FK23Cxxxx, S-0210A PCB)[p1][!].nes
|
||||
0x8fd9c235957a6df0LL, // 5-in-1 (K5003) [p1][!]-1125) (Ch).nes
|
||||
0x0315924d00dd7807LL, // Mortal Kombat 30 Peoples (DH1043) (Ch).nes
|
||||
0x4b99c39fdb66128aLL, // 4-in-1 (FK23C8078) (Ch) [p1][U][!].unf
|
||||
0 /* Abandon all hope if the game has 0 in the lower 64-bits of its MD5 hash */
|
||||
};
|
||||
|
||||
static void DetectPRGbonus(uint64 md5partial) {
|
||||
int x;
|
||||
x = 0;
|
||||
while (CartList[x] != 0) {
|
||||
if (CartList[x] == md5partial) {
|
||||
prg_bonus = 0;
|
||||
return;
|
||||
}
|
||||
x++;
|
||||
}
|
||||
}
|
||||
|
||||
static void BMCFK23CPW(uint32 A, uint8 V) {
|
||||
uint32 bank = (EXPREGS[1] & 0x1F);
|
||||
uint32 hiblock = ((EXPREGS[0] & 8) << 4) | ((EXPREGS[0] & 0x80) << 1) | (UNIFchrrama ? ((EXPREGS[2] & 0x40) << 3) : 0);
|
||||
uint32 block = (EXPREGS[1] & 0x60) | hiblock;
|
||||
uint32 extra = (EXPREGS[3] & 2);
|
||||
switch (EXPREGS[0] & 7) {
|
||||
case 0:
|
||||
setprg8(A, (block << 1) | (V & 0x3F));
|
||||
if (extra) {
|
||||
|
||||
if ((EXPREGS[0] & 7) == 4)
|
||||
setprg32(0x8000, EXPREGS[1] >> 1);
|
||||
else if ((EXPREGS[0] & 7) == 3) {
|
||||
setprg16(0x8000, EXPREGS[1]);
|
||||
setprg16(0xC000, EXPREGS[1]);
|
||||
} else {
|
||||
if (EXPREGS[0] & 3) {
|
||||
uint32 blocksize = (6) - (EXPREGS[0] & 3);
|
||||
uint32 mask = (1 << blocksize) - 1;
|
||||
V &= mask;
|
||||
//V &= 63; //? is this a good idea?
|
||||
V |= (EXPREGS[1] << 1);
|
||||
setprg8(A, V);
|
||||
} else
|
||||
setprg8(A, V & prg_mask);
|
||||
if (EXPREGS[3] & 2) {
|
||||
setprg8(0xC000, EXPREGS[4]);
|
||||
setprg8(0xE000, EXPREGS[5]);
|
||||
}
|
||||
break;
|
||||
case 1:
|
||||
setprg8(A, ((hiblock | (EXPREGS[1] & 0x70)) << 1) | (V & 0x1F));
|
||||
if (extra) {
|
||||
setprg8(0xC000, EXPREGS[4]);
|
||||
setprg8(0xE000, EXPREGS[5]);
|
||||
}
|
||||
break;
|
||||
case 2:
|
||||
setprg8(A, ((hiblock | (EXPREGS[1] & 0x78)) << 1) | (V & 0x0F));
|
||||
if (extra) {
|
||||
setprg8(0xC000, EXPREGS[4]);
|
||||
setprg8(0xE000, EXPREGS[5]);
|
||||
}
|
||||
break;
|
||||
case 3:
|
||||
setprg16(0x8000, (bank | block));
|
||||
setprg16(0xC000, (bank | block));
|
||||
break;
|
||||
case 4:
|
||||
setprg32(0x8000, (bank | block) >> 1);
|
||||
break;
|
||||
}
|
||||
setprg8r(0x10, 0x6000, A001B & 3);
|
||||
}
|
||||
@@ -92,7 +146,7 @@ static DECLFW(BMCFK23CHiWrite) {
|
||||
FixMMC3CHR(MMC3_cmd);
|
||||
}
|
||||
} else {
|
||||
if ((A == 0x8001) && (EXPREGS[3] & 2) && (MMC3_cmd & 8)) {
|
||||
if ((A == 0x8001) && (EXPREGS[3] & 2 && MMC3_cmd & 8)) {
|
||||
EXPREGS[4 | (MMC3_cmd & 3)] = V;
|
||||
FixMMC3PRG(MMC3_cmd);
|
||||
FixMMC3CHR(MMC3_cmd);
|
||||
@@ -113,29 +167,42 @@ static DECLFW(BMCFK23CHiWrite) {
|
||||
}
|
||||
|
||||
static DECLFW(BMCFK23CWrite) {
|
||||
// FCEU_printf("lo %04x:%02x\n",A,V);
|
||||
if (dipswitch) { // íóëåâîé äèï áåðåò ëþáûå çàïèñè ïî äåôîëòó, äàëüøå èäåò âûáîð
|
||||
if (A & (1 << (dipswitch + 3))) {
|
||||
if (A & (1 << (dipswitch + 4))) {
|
||||
EXPREGS[A & 3] = V;
|
||||
// FCEU_printf(" reg %d set!\n",A&3);
|
||||
|
||||
int remap = 0;
|
||||
|
||||
//sometimes writing to reg0 causes remappings to occur. we think the 2 signifies this.
|
||||
//if not, 0x24 is a value that is known to work
|
||||
//however, the low 4 bits are known to control the mapping mode, so 0x20 is more likely to be the immediate remap flag
|
||||
remap |= ((EXPREGS[0] & 0xF0) == 0x20);
|
||||
|
||||
//this is an actual mapping reg. i think reg0 controls what happens when reg1 is written. anyway, we have to immediately remap these
|
||||
remap |= (A & 3) == 1;
|
||||
//this too.
|
||||
remap |= (A & 3) == 2;
|
||||
|
||||
if(remap)
|
||||
{
|
||||
FixMMC3PRG(MMC3_cmd);
|
||||
FixMMC3CHR(MMC3_cmd);
|
||||
}
|
||||
} else {
|
||||
EXPREGS[A & 3] = V;
|
||||
// FCEU_printf(" reg %d set!\n",A&3);
|
||||
FixMMC3PRG(MMC3_cmd);
|
||||
FixMMC3CHR(MMC3_cmd);
|
||||
}
|
||||
|
||||
if(is_BMCFK23CA)
|
||||
{
|
||||
if(EXPREGS[3] & 2)
|
||||
EXPREGS[0] &= ~7; // hacky hacky! if someone wants extra banking, then for sure doesn't want mode 4 for it! (allow to run A version boards on normal mapper)
|
||||
}
|
||||
}
|
||||
|
||||
static void BMCFK23CReset(void) {
|
||||
if (dipswitch <= 8)
|
||||
dipswitch++;
|
||||
else
|
||||
dipswitch = 0;
|
||||
//NOT NECESSARY ANYMORE
|
||||
//this little hack makes sure that we try all the dip switch settings eventually, if we reset enough
|
||||
// dipswitch++;
|
||||
// dipswitch&=7;
|
||||
//printf("BMCFK23C dipswitch set to %d\n",dipswitch);
|
||||
|
||||
EXPREGS[0] = EXPREGS[1] = EXPREGS[2] = EXPREGS[3] = 0;
|
||||
EXPREGS[4] = EXPREGS[5] = EXPREGS[6] = EXPREGS[7] = 0xFF;
|
||||
MMC3RegReset();
|
||||
@@ -145,10 +212,8 @@ static void BMCFK23CReset(void) {
|
||||
|
||||
static void BMCFK23CPower(void) {
|
||||
GenMMC3Power();
|
||||
EXPREGS[0] = 4;
|
||||
EXPREGS[1] = 0xFF;
|
||||
EXPREGS[2] = EXPREGS[3] = 0;
|
||||
dipswitch = 0;
|
||||
EXPREGS[0] = EXPREGS[1] = EXPREGS[2] = EXPREGS[3] = 0;
|
||||
EXPREGS[4] = EXPREGS[5] = EXPREGS[6] = EXPREGS[7] = 0xFF;
|
||||
SetWriteHandler(0x5000, 0x5fff, BMCFK23CWrite);
|
||||
SetWriteHandler(0x8000, 0xFFFF, BMCFK23CHiWrite);
|
||||
@@ -174,7 +239,9 @@ static void BMCFK23CAClose(void) {
|
||||
}
|
||||
|
||||
void BMCFK23C_Init(CartInfo *info) {
|
||||
GenMMC3_Init(info, 512, 256, 128, 0);
|
||||
is_BMCFK23CA = 0;
|
||||
|
||||
GenMMC3_Init(info, 512, 256, 8, 0);
|
||||
cwrap = BMCFK23CCW;
|
||||
pwrap = BMCFK23CPW;
|
||||
info->Power = BMCFK23CPower;
|
||||
@@ -182,10 +249,20 @@ void BMCFK23C_Init(CartInfo *info) {
|
||||
AddExState(EXPREGS, 8, 0, "EXPR");
|
||||
AddExState(&unromchr, 1, 0, "UCHR");
|
||||
AddExState(&dipswitch, 1, 0, "DPSW");
|
||||
|
||||
int x;
|
||||
uint64 partialmd5 = 0;
|
||||
for (x = 0; x < 8; x++)
|
||||
partialmd5 |= (uint64)info->MD5[15 - x] << (x * 8);
|
||||
DetectPRGbonus(partialmd5);
|
||||
prg_mask = 0x7F >> (prg_bonus);
|
||||
}
|
||||
|
||||
void BMCFK23CA_Init(CartInfo *info) {
|
||||
GenMMC3_Init(info, 512, 256, 128, 0);
|
||||
void BMCFK23CA_Init(CartInfo *info)
|
||||
{
|
||||
is_BMCFK23CA = 1;
|
||||
|
||||
GenMMC3_Init(info, 512, 256, 8, 0);
|
||||
cwrap=BMCFK23CCW;
|
||||
pwrap=BMCFK23CPW;
|
||||
info->Power=BMCFK23CAPower;
|
||||
@@ -200,4 +277,11 @@ void BMCFK23CA_Init(CartInfo *info) {
|
||||
AddExState(EXPREGS, 8, 0, "EXPR");
|
||||
AddExState(&unromchr, 1, 0, "UCHR");
|
||||
AddExState(&dipswitch, 1, 0, "DPSW");
|
||||
|
||||
int x;
|
||||
uint64 partialmd5 = 0;
|
||||
for (x = 0; x < 8; x++)
|
||||
partialmd5 |= (uint64)info->MD5[15 - x] << (x * 8);
|
||||
DetectPRGbonus(partialmd5);
|
||||
prg_mask = 0x7F >> (prg_bonus);
|
||||
}
|
||||
|
||||
@@ -831,7 +831,7 @@ static int iNES_Init(int num) {
|
||||
case 13: CHRRAMSize = 16 * 1024; break;
|
||||
case 6:
|
||||
case 96: CHRRAMSize = 32 * 1024; break;
|
||||
case 176: CHRRAMSize = 256 * 1024; break;
|
||||
case 176: CHRRAMSize = 128 * 1024; break;
|
||||
default: CHRRAMSize = 8 * 1024; break;
|
||||
}
|
||||
if ((VROM = (uint8*)malloc(CHRRAMSize)) == NULL) return 0;
|
||||
|
||||
Reference in New Issue
Block a user