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Merge pull request #694 from PsyK0p4T/master

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Add support for Beggar Prince rev.1
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sanni 2023-01-31 09:45:16 +01:00 committed by GitHub
commit 8bdef4f85b
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1 changed files with 7 additions and 3 deletions
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Cart_Reader/MD.ino
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@ -732,6 +732,11 @@ void getCartInfo_MD() {
}
}
// Beggar Prince rev.1 Check
if ((cartSize == 0x4ED02021) && (chksum == 0x3E08)) {
cartSize = 0x400000;
}
// Sonic & Knuckles Check
SnKmode = 0;
if (chksum == 0xDFB3) {
@ -853,8 +858,7 @@ void getCartInfo_MD() {
// 4 = 128KB (2045 Blocks) Sega CD Backup RAM Cart
// 6 = 512KB (8189 Blocks) Ultra CD Backup RAM Cart (Aftermarket)
word bramCheck = readWord_MD(0x00);
if ((((bramCheck & 0xFF) == 0x04) && ((chksum & 0xFF) == 0x04))
|| (((bramCheck & 0xFF) == 0x06) && ((chksum & 0xFF) == 0x06))) {
if ((((bramCheck & 0xFF) == 0x04) && ((chksum & 0xFF) == 0x04)) || (((bramCheck & 0xFF) == 0x06) && ((chksum & 0xFF) == 0x06))) {
unsigned long p = 1 << (bramCheck & 0xFF);
bramSize = p * 0x2000L;
}