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Fix Flash chip's erase operation: erased memory is FFh-filled, not zero-filled.

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laqieer
2021-07-03 21:38:46 +08:00
parent c08bb6bdb0
commit 18e387d165
1 changed files with 2 additions and 2 deletions
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4
src/gba/Flash.cpp
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@@ -172,13 +172,13 @@ void flashWrite(uint32_t address, uint8_t byte)
if (byte == 0x30) { if (byte == 0x30) {
// SECTOR ERASE // SECTOR ERASE
memset(&flashSaveMemory[(flashBank << 16) + (address & 0xF000)], memset(&flashSaveMemory[(flashBank << 16) + (address & 0xF000)],
0, 0xff,
0x1000); 0x1000);
systemSaveUpdateCounter = SYSTEM_SAVE_UPDATED; systemSaveUpdateCounter = SYSTEM_SAVE_UPDATED;
flashReadState = FLASH_ERASE_COMPLETE; flashReadState = FLASH_ERASE_COMPLETE;
} else if (byte == 0x10) { } else if (byte == 0x10) {
// CHIP ERASE // CHIP ERASE
memset(flashSaveMemory, 0, flashSize); memset(flashSaveMemory, 0xff, flashSize);
systemSaveUpdateCounter = SYSTEM_SAVE_UPDATED; systemSaveUpdateCounter = SYSTEM_SAVE_UPDATED;
flashReadState = FLASH_ERASE_COMPLETE; flashReadState = FLASH_ERASE_COMPLETE;
} else { } else {