Overall cleanup.
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@@ -25,7 +25,7 @@
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static uint8 reg[4];
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static void sync() {
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static void sync () {
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int prgAND = reg[1] &0x20? 0x1F: 0x0F;
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int chrAND = reg[1] &0x40? 0xFF: 0x7F;
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int prgOR = (reg[1] &0x02? 0x10: 0x00) | (reg[1] &0x10? 0x020: 0x00);
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@@ -43,31 +43,31 @@ static void sync() {
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MMC3_syncMirror();
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}
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static DECLFW(writeReg) {
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static DECLFW (writeReg) {
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if (~reg[1] &0x01) {
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reg[A &3] = V;
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sync();
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}
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}
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static DECLFW(unscramble) {
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static DECLFW (unscramble) {
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static const uint16 lutAddress[8] = { 0xA001, 0xA000, 0x8000, 0xC000, 0x8001, 0xC001, 0xE000, 0xE001 }; /* i <5? 4-i: i */
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static const uint8 lutIndex[8] = { 0, 3, 1, 5, 6, 7, 2, 4 }; /* i <6? (i^3)-1: i */
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MMC3_writeReg(lutAddress[A >>12 &6 | A &1], (A &0xE001) == 0xA000? lutIndex[V &7]: V);
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}
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static void reset() {
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static void reset () {
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reg[0] = reg[1] = reg[2] = reg[3] = 0;
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MMC3_clear();
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}
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static void power() {
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static void power () {
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reg[0] = reg[1] = reg[2] = reg[3] = 0;
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MMC3_power();
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SetWriteHandler(0x8000, 0xFFFF, unscramble);
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}
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void Mapper182_Init(CartInfo *info) {
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void Mapper182_Init (CartInfo *info) {
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MMC3_init(info, sync, MMC3_TYPE_AX5202P, NULL, NULL, NULL, writeReg);
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info->Power = power;
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info->Reset = reset;
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