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reuse n64 flashrom Xplorer command sequence

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smesgr9000 2024-05-30 18:52:38 +02:00
parent fb78a1fce5
commit 22e06d8ec1
1 changed files with 11 additions and 15 deletions
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26
Cart_Reader/N64.ino
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@ -4367,6 +4367,12 @@ unsigned long verifyGameshark_N64() {
/****************************************** /******************************************
XPLORER 64 Functions XPLORER 64 Functions
*****************************************/ *****************************************/
void sendFlashromXplorerCommand_N64(uint16_t cmd) {
oddXPaddrWrite(0x1040AAAA, 0xAAAA);
evenXPaddrWrite(0x10405555, 0x5555);
oddXPaddrWrite(0x1040AAAA, cmd);
}
void flashXplorer_N64() { void flashXplorer_N64() {
// Check flashrom ID's // Check flashrom ID's
idXplorer_N64(); idXplorer_N64();
@ -4459,9 +4465,7 @@ void flashXplorer_N64() {
void idXplorer_N64() { void idXplorer_N64() {
flashid = 0x0; flashid = 0x0;
//Send flashrom ID command //Send flashrom ID command
oddXPaddrWrite(0x1040AAAA, 0xAAAA); sendFlashromXplorerCommand_N64(0x9090);
evenXPaddrWrite(0x10405555, 0x5555);
oddXPaddrWrite(0x1040AAAA, 0x9090);
setAddress_N64(0x10760000); setAddress_N64(0x10760000);
readWord_N64(); readWord_N64();
@ -4486,9 +4490,7 @@ void idXplorer_N64() {
void resetXplorer_N64() { void resetXplorer_N64() {
// Send reset command for SST 29LE010 // Send reset command for SST 29LE010
oddXPaddrWrite(0x1040AAAA, 0xAAAA); sendFlashromXplorerCommand_N64(0xF0F0);
evenXPaddrWrite(0x10405555, 0x5555);
oddXPaddrWrite(0x1040AAAA, 0xF0F0);
delay(100); delay(100);
} }
@ -4578,12 +4580,8 @@ void eraseXplorer_N64() {
display_Update(); display_Update();
// Send chip erase to SST 29LE010 // Send chip erase to SST 29LE010
oddXPaddrWrite(0x1040AAAA, 0xAAAA); sendFlashromXplorerCommand_N64(0x8080);
evenXPaddrWrite(0x10405555, 0x5555); sendFlashromXplorerCommand_N64(0x1010);
oddXPaddrWrite(0x1040AAAA, 0x8080);
oddXPaddrWrite(0x1040AAAA, 0xAAAA);
evenXPaddrWrite(0x10405555, 0x5555);
oddXPaddrWrite(0x1040AAAA,0x1010);
delay(20); delay(20);
} }
@ -4629,9 +4627,7 @@ void writeXplorer_N64() {
} }
//Send page write command to both flashroms //Send page write command to both flashroms
oddXPaddrWrite(0x1040AAAA, 0xAAAA); sendFlashromXplorerCommand_N64(0xA0A0);
evenXPaddrWrite(0x10405555, 0x5555);
oddXPaddrWrite(0x1040AAAA, 0xA0A0);
// Write 1 page each, one flashrom gets the low byte, the other the high byte. // Write 1 page each, one flashrom gets the low byte, the other the high byte.
for (unsigned long currByte = 0; currByte < 256; currByte += 2) { for (unsigned long currByte = 0; currByte < 256; currByte += 2) {