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GBA: Add basic support for F0088H0 flash

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No bank switching yet so ROM limited to 16MB.
Uses flash commands found [here](https://github.com/lesserkuma/FlashGBX/blob/master/FlashGBX/config/fc_AGB_6600M0U0BE.txt)
This commit is contained in:
sanni 2024-07-08 17:00:43 +02:00
parent ee923a03bc
commit 08cb821387
1 changed files with 93 additions and 4 deletions
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97
Cart_Reader/GBA.ino
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@ -1940,6 +1940,11 @@ void resetIntel_GBA(unsigned long partitionSize) {
}
}
void resetF0088H0_GBA() {
writeWord_GBA(0, 0x50);
writeWord_GBA(0, 0xFF);
}
void resetMX29GL128E_GBA() {
writeWord_GAB(0, 0xF0);
}
@ -1977,6 +1982,10 @@ void idFlashrom_GBA() {
// Intel Strataflash
if (flashid == 0x8802 || (flashid == 0x8816)) {
cartSize = 0x2000000;
}
// F0088H0
else if (flashid == 0x8812) {
cartSize = 0x1000000;
} else {
// Send swapped MX29GL128E/MSP55LV128 ID command to flashrom
writeWord_GAB(0xAAA, 0xAA);
@ -2195,6 +2204,31 @@ void eraseIntel4400_GBA() {
}*/
}
void eraseF0088H0_GBA() {
// If the game is smaller than 16Mbit only erase the needed blocks
unsigned long lastBlock = 0xFFFFFF;
if (fileSize < 0xFFFFFF)
lastBlock = fileSize;
for (unsigned long currBlock = 0; currBlock < lastBlock; currBlock += 0x40000) {
// Unlock Block
writeWord_GBA(currBlock, 0x60);
writeWord_GBA(currBlock, 0xD0);
// Erase Command
writeWord_GBA(currBlock, 0x20);
writeWord_GBA(currBlock, 0xD0);
// Read the status register
word statusReg = readWord_GBA(currBlock);
while ((statusReg | 0xFF7F) != 0xFFFF) {
statusReg = readWord_GBA(currBlock);
}
// Blink led
blinkLED();
}
}
void sectorEraseMSP55LV128_GBA() {
unsigned long lastSector = 0xFFFFFF;
@ -2289,6 +2323,49 @@ void writeIntel4000_GBA() {
}
}
void writeF0088H0_GBA() {
byte sdBuffer[1024];
//Initialize progress bar
uint32_t processedProgressBar = 0;
uint32_t totalProgressBar = fileSize;
draw_progressbar(0, totalProgressBar);
for (unsigned long currBlock = 0; currBlock < fileSize; currBlock += 0x40000) {
// Blink led
blinkLED();
// Write to flashrom
for (unsigned long currSdBuffer = 0; currSdBuffer < 0x40000; currSdBuffer += 1024) {
// Fill SD buffer
myFile.read(sdBuffer, 1024);
// Buffered program command
writeWord_GBA(currBlock + currSdBuffer, 0xEA);
// Write word count (minus 1)
writeWord_GBA(currBlock + currSdBuffer, 0x1FF);
// Write buffer
for (word currByte = 0; currByte < 1024; currByte += 2) {
// Join two bytes into one word
word currWord = ((sdBuffer[currByte + 1] & 0xFF) << 8) | (sdBuffer[currByte] & 0xFF);
writeWord_GBA(currBlock + currSdBuffer + currByte, currWord);
}
// Write buffer to flash
writeWord_GBA(currBlock + currSdBuffer + 1022, 0xD0);
// Read the status register at last written address
word statusReg = readWord_GBA(currBlock + currSdBuffer + 1022);
while ((statusReg | 0xFF7F) != 0xFFFF) {
statusReg = readWord_GBA(currBlock + currSdBuffer + 1022);
}
}
processedProgressBar += 0x40000;
draw_progressbar(processedProgressBar, totalProgressBar);
}
}
void writeMSP55LV128_GBA() {
for (unsigned long currSector = 0; currSector < fileSize; currSector += 0x10000) {
// Blink led
@ -2415,7 +2492,7 @@ void flashRepro_GBA() {
// Check flashrom ID's
idFlashrom_GBA();
if ((flashid == 0x8802) || (flashid == 0x8816) || (flashid == 0x227E)) {
if ((flashid == 0x8802) || (flashid == 0x8816) || (flashid == 0x227E) || (flashid == 0x8812)) {
print_Msg(F("ID: "));
print_Msg(flashid_str);
print_Msg(F(" Size: "));
@ -2446,6 +2523,10 @@ void flashRepro_GBA() {
else if (flashid == 0x8816) {
println_Msg(F("Intel 4400L0ZDQ0"));
}
// F0088H0
else if (flashid == 0x8812) {
println_Msg(F("F0088H0"));
}
println_Msg("");
println_Msg(F("This will erase your"));
println_Msg(F("Repro Cartridge."));
@ -2486,6 +2567,11 @@ void flashRepro_GBA() {
display_Update();
eraseIntel4400_GBA();
resetIntel_GBA(0x200000);
} else if (flashid == 0x8812) {
println_Msg(F("Erasing..."));
display_Update();
eraseF0088H0_GBA();
resetF0088H0_GBA();
} else if (flashid == 0x227E) {
//if (sectorCheckMX29GL128E_GBA()) {
//print_FatalError(F("Sector Protected"));
@ -2516,6 +2602,8 @@ void flashRepro_GBA() {
display_Update();
if ((flashid == 0x8802) || (flashid == 0x8816)) {
writeIntel4000_GBA();
} else if (flashid == 0x8812) {
writeF0088H0_GBA();
} else if (flashid == 0x227E) {
if ((romType == 0xC2) || (romType == 0x89) || (romType == 0x20)) {
//MX29GL128E (0xC2)
@ -2544,9 +2632,10 @@ void flashRepro_GBA() {
} else if (flashid == 0x8816) {
resetIntel_GBA(0x200000);
delay(1000);
}
else if (flashid == 0x227E) {
} else if (flashid == 0x8812) {
resetF0088H0_GBA();
delay(1000);
} else if (flashid == 0x227E) {
resetMX29GL128E_GBA();
delay(1000);
}