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Update MD.ino

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- Modified Beggar Prince rev.1 detection method
- Added Legend of Wukong support
This commit is contained in:
PsyK0p4T 2023-02-05 02:27:19 +01:00 committed by GitHub
parent 5cefd8362c
commit c68234b9ee
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 26 additions and 17 deletions
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43
Cart_Reader/MD.ino
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@ -687,16 +687,32 @@ void getCartInfo_MD() {
// Set control
dataIn_MD();
// Get cart size
cartSize = ((long(readWord_MD(0xD2)) << 16) | readWord_MD(0xD3)) + 1;
// Check for 32x compatibility
if ((readWord_MD(0x104 / 2) == 0x2033) && (readWord_MD(0x106 / 2) == 0x3258))
is32x = 1;
else
is32x = 0;
// Cart Checksum
// Get cart checksum
chksum = readWord_MD(0xC7);
// Get cart ID
char id[15];
memset(id, 0, 15);
for (byte c = 0; c < 14; c += 2) {
// split word
word myWord = readWord_MD((0x180 + c) / 2);
byte loByte = myWord & 0xFF;
byte hiByte = myWord >> 8;
// write to buffer
id[c] = hiByte;
id[c + 1] = loByte;
}
// Zero Wing Check
if (cartSize == 0x80000) {
switch (chksum) {
@ -733,27 +749,18 @@ void getCartInfo_MD() {
}
// Beggar Prince rev.1 Check
if ((cartSize == 0x4ED02021) && (chksum == 0x3E08)) {
if (!strncmp("SF-001", id, 6) && (chksum == 0x3E08)) {
cartSize = 0x400000;
}
// Legend of Wukong Check
if (!strncmp("SF-002", id, 6) && (chksum == 0x12B0)) {
chksum = 0x45C6;
}
// Sonic & Knuckles Check
SnKmode = 0;
if (chksum == 0xDFB3) {
char id[15];
memset(id, 0, 15);
// Get ID
for (byte c = 0; c < 14; c += 2) {
// split word
word myWord = readWord_MD((0x180 + c) / 2);
byte loByte = myWord & 0xFF;
byte hiByte = myWord >> 8;
// write to buffer
id[c] = hiByte;
id[c + 1] = loByte;
}
//Sonic & Knuckles ID:GM MK-1563 -00
if (!strcmp("GM MK-1563 -00", id)) {
@ -882,7 +889,9 @@ void getCartInfo_MD() {
sramEnd = 0x203fff;
}
// Check alignment of sram
if ((sramBase == 0x200001) || (sramBase == 0x300001)) { // ADDED 0x300001 FOR HARDBALL '95 (U)
// 0x300001 for HARDBALL '95 (U)
// 0x3C0001 for Legend of Wukong (Aftermarket)
if ((sramBase == 0x200001) || (sramBase == 0x300001) || (sramBase == 0x3C0001)) {
// low byte
saveType = 1; // ODD
sramSize = (sramEnd - sramBase + 2) / 2;