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Mapper9: only PC10 has wram/battery

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This commit is contained in:
retro-wertz
2017-10-18 10:43:45 +08:00
parent 623129b0a9
commit 1877360efc
2 changed files with 18 additions and 17 deletions
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29
src/boards/mmc2and4.c
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@@ -22,7 +22,7 @@
#include "mapinc.h"
static uint8 is10, battery;
static uint8 is10, isPC10;
static uint8 creg[4], latch0, latch1, preg, mirr;
static uint8 *WRAM = NULL;
static uint32 WRAMSIZE;
@@ -47,7 +47,7 @@ static void Sync(void) {
setprg8(0xC000, ~1);
setprg8(0xE000, ~0);
}
if (battery)
if (is10 || isPC10)
setprg8r(0x10, 0x6000, 0);
setchr4(0x0000, creg[latch0]);
setchr4(0x1000, creg[latch1 + 2]);
@@ -93,7 +93,7 @@ static void MMC2and4Power(void) {
preg = 0;
latch0 = latch1 = 1;
Sync();
if (battery) {
if (is10 || isPC10) {
SetReadHandler(0x6000, 0x7FFF, CartBR);
SetWriteHandler(0x6000, 0x7FFF, CartBW);
FCEU_CheatAddRAM(WRAMSIZE >> 10, 0x6000, WRAM);
@@ -114,18 +114,20 @@ static void MMC2and4Close(void) {
void Mapper9_Init(CartInfo *info) {
is10 = 0;
battery = 0;
isPC10 = 0;
info->Power = MMC2and4Power;
info->Close = MMC2and4Close;
PPU_hook = MMC2and4PPUHook;
WRAMSIZE = 8192;
WRAM = (uint8*)FCEU_gmalloc(WRAMSIZE);
SetupCartPRGMapping(0x10, WRAM, WRAMSIZE, 1);
AddExState(WRAM, WRAMSIZE, 0, "WRAM");
if (info->battery) {
battery = 1;
info->SaveGame[0] = WRAM;
info->SaveGameLen[0] = WRAMSIZE;
if (info->CRC32 == 0x7b837fde) { /* Mike Tyson's Punch-Out!! (PC10) supports save ram */
isPC10 = 1;
WRAMSIZE = 8192;
WRAM = (uint8*)FCEU_gmalloc(WRAMSIZE);
SetupCartPRGMapping(0x10, WRAM, WRAMSIZE, 1);
AddExState(WRAM, WRAMSIZE, 0, "WRAM");
if (info->battery) {
info->SaveGame[0] = WRAM;
info->SaveGameLen[0] = WRAMSIZE;
}
}
GameStateRestore = StateRestore;
AddExState(&StateRegs, ~0, 0, 0);
@@ -133,7 +135,7 @@ void Mapper9_Init(CartInfo *info) {
void Mapper10_Init(CartInfo *info) {
is10 = 1;
battery = 0;
isPC10 = 0;
info->Power = MMC2and4Power;
info->Close = MMC2and4Close;
PPU_hook = MMC2and4PPUHook;
@@ -142,7 +144,6 @@ void Mapper10_Init(CartInfo *info) {
SetupCartPRGMapping(0x10, WRAM, WRAMSIZE, 1);
AddExState(WRAM, WRAMSIZE, 0, "WRAM");
if (info->battery) {
battery = 1;
info->SaveGame[0] = WRAM;
info->SaveGameLen[0] = WRAMSIZE;
}