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This commit is contained in:
retro-wertz
2017-10-15 02:07:42 +08:00
parent e428160996
commit ebca2248d0
75 changed files with 641 additions and 582 deletions
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49
src/boards/bandai.c
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@@ -36,11 +36,11 @@ static SFORMAT StateRegs[] =
{ reg, 16, "REGS" },
{ &IRQa, 1, "IRQA" },
{ &IRQCount, 2, "IRQC" },
{ &IRQLatch, 2, "IRQL" }, // need for Famicom Jump II - Saikyou no 7 Nin (J) [!]
{ &IRQLatch, 2, "IRQL" }, /* need for Famicom Jump II - Saikyou no 7 Nin (J) [!] */
{ 0 }
};
// x24C0x interface
/* x24C0x interface */
#define X24C0X_STANDBY 0
#define X24C0X_ADDRESS 1
@@ -77,26 +77,26 @@ static void x24c0x_write(uint8 data) {
x24c0x_oe = (data >> 7);
if(x24c0x_scl && scl) {
if(x24c0x_sda && !sda) { // START
if(x24c0x_sda && !sda) { /* START */
x24c0x_state = X24C0X_ADDRESS;
x24c0x_bitcount = 0;
x24c0x_addr = 0;
} else if(!x24c0x_sda && sda) { //STOP
} else if(!x24c0x_sda && sda) { /* STOP */
x24c0x_state = X24C0X_STANDBY;
}
} else if(!x24c0x_scl && scl) { // RISING EDGE
} else if(!x24c0x_scl && scl) { /* RISING EDGE */
switch(x24c0x_state) {
case X24C0X_ADDRESS:
if(x24c0x_bitcount < 7) {
x24c0x_addr <<= 1;
x24c0x_addr |= sda;
} else {
if(!x24c02) // X24C01 mode
if(!x24c02) /* X24C01 mode */
x24c0x_word = x24c0x_addr;
if(sda) { // READ COMMAND
if(sda) { /* READ COMMAND */
x24c0x_state = X24C0X_READ;
} else { // WRITE COMMAND
if(x24c02) // X24C02 mode
} else { /* WRITE COMMAND */
if(x24c02) /* X24C02 mode */
x24c0x_state = X24C0X_WORD;
else
x24c0x_state = X24C0X_WRITE;
@@ -105,13 +105,13 @@ static void x24c0x_write(uint8 data) {
x24c0x_bitcount++;
break;
case X24C0X_WORD:
if(x24c0x_bitcount == 8) { // ACK
if(x24c0x_bitcount == 8) { /* ACK */
x24c0x_word = 0;
x24c0x_out = 0;
} else { // WORD ADDRESS INPUT
} else { /* WORD ADDRESS INPUT */
x24c0x_word <<= 1;
x24c0x_word |= sda;
if(x24c0x_bitcount == 16) { // END OF ADDRESS INPUT
if(x24c0x_bitcount == 16) { /* END OF ADDRESS INPUT */
x24c0x_bitcount = 7;
x24c0x_state = X24C0X_WRITE;
}
@@ -119,11 +119,11 @@ static void x24c0x_write(uint8 data) {
x24c0x_bitcount++;
break;
case X24C0X_READ:
if (x24c0x_bitcount == 8) { // ACK
if (x24c0x_bitcount == 8) { /* ACK */
x24c0x_out = 0;
x24c0x_latch = x24c0x_data[x24c0x_word];
x24c0x_bitcount = 0;
} else { // REAL OUTPUT
} else { /* REAL OUTPUT */
x24c0x_out = x24c0x_latch >> 7;
x24c0x_latch <<= 1;
x24c0x_bitcount++;
@@ -134,11 +134,11 @@ static void x24c0x_write(uint8 data) {
}
break;
case X24C0X_WRITE:
if (x24c0x_bitcount == 8) { // ACK
if (x24c0x_bitcount == 8) { /* ACK */
x24c0x_out = 0;
x24c0x_latch = 0;
x24c0x_bitcount = 0;
} else { // REAL INPUT
} else { /* REAL INPUT */
x24c0x_latch <<= 1;
x24c0x_latch |= sda;
x24c0x_bitcount++;
@@ -160,8 +160,6 @@ static uint8 x24c0x_read() {
return x24c0x_out << 4;
}
//
static void Sync(void) {
if (is153) {
int base = (reg[0] & 1) << 4;
@@ -256,12 +254,13 @@ void Mapper159_Init(CartInfo *info) {
AddExState(&StateRegs, ~0, 0, 0);
}
// Famicom jump 2:
// 0-7: Lower bit of data selects which 256KB PRG block is in use.
// This seems to be a hack on the developers' part, so I'll make emulation
// of it a hack(I think the current PRG block would depend on whatever the
// lowest bit of the CHR bank switching register that corresponds to the
// last CHR address read).
/* Famicom jump 2:
* 0-7: Lower bit of data selects which 256KB PRG block is in use.
* This seems to be a hack on the developers' part, so I'll make emulation
* of it a hack(I think the current PRG block would depend on whatever the
* lowest bit of the CHR bank switching register that corresponds to the
* last CHR address read).
*/
static void M153Power(void) {
Sync();
@@ -300,7 +299,7 @@ void Mapper153_Init(CartInfo *info) {
AddExState(&StateRegs, ~0, 0, 0);
}
// Datach Barcode Battler
/* Datach Barcode Battler */
static uint8 BarcodeData[256];
static int BarcodeReadPos;