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V29D: Write mapping data of Nintendo Power GB Memory cartridges (DMG-MMSA-JPN)
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sanni
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@ -2,8 +2,8 @@
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Cartridge Reader for Arduino Mega2560
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Author: sanni
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Date: 2017-10-12
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Version: V29C
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Date: 2017-10-13
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Version: V29D
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SD lib: https://github.com/greiman/SdFat
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LCD lib: https://github.com/adafruit/Adafruit_SSD1306
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@ -32,10 +32,10 @@
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insidegadgets - GBCartRead
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RobinTheHood - GameboyAdvanceRomDumper
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YamaArashi - GBA flashrom bank switch command
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infinest - help with GM Memory cart
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infinest - help with GB Memory cart
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**********************************************************************************/
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char ver[5] = "V29C";
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char ver[5] = "V29D";
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/******************************************
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Define Output
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@ -1477,8 +1477,8 @@ void gbmMenu() {
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// create menu with title and 7 options to choose from
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unsigned char mainMenu;
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// Copy menuOptions out of progmem
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convertPgm(menuOptionsGBM, 6);
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mainMenu = question_box("GB Memory Menu", menuOptions, 6, 0);
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convertPgm(menuOptionsGBM, 7);
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mainMenu = question_box("GB Memory Menu", menuOptions, 7, 0);
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// wait for user choice to come back from the question box menu
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switch (mainMenu)
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@ -1589,32 +1589,17 @@ void gbmMenu() {
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// Print warning
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println_Msg(F("Attention"));
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println_Msg(F("This will erase your"));
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println_Msg(F("NP Cartridge."));
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println_Msg(F("NP Cartridge's"));
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println_Msg(F("mapping data"));
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println_Msg("");
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println_Msg(F("Press Button"));
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println_Msg(F("to continue"));
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display_Update();
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wait();
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// Clear screen
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display_Clear();
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// Reset to root directory
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sd.chdir("/");
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// Erase mapping
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eraseMapping_GBM();
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print_Msg(F("Blankcheck..."));
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display_Update();
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if (blankcheckMapping_GBM()) {
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println_Msg(F("OK"));
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display_Update();
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}
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else {
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println_Msg(F("Nope"));
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break;
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}
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// Clear screen
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display_Clear();
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@ -1630,6 +1615,20 @@ void gbmMenu() {
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sprintf(filePath, "%s/%s", filePath, fileName);
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display_Update();
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// Clear screen
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display_Clear();
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// Erase mapping
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eraseMapping_GBM();
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if (blankcheckMapping_GBM()) {
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println_Msg(F("OK"));
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display_Update();
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}
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else {
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print_Error(F("Erasing failed"), false);
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break;
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}
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// Write mapping
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writeMapping_GBM();
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break;
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@ -1943,63 +1942,6 @@ boolean readFlashID_GBM() {
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}
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}
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void readMapping_GBM() {
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// Enable ports 0x0120
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send_GBM(0x09);
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// Set WE and WP
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send_GBM(0x0A);
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send_GBM(0x2);
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// Enable hidden mapping area
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writeByte_GBM(0x2100, 0x01);
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send_GBM(0x0F, 0x5555, 0xAA);
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send_GBM(0x0F, 0x2AAA, 0x55);
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send_GBM(0x0F, 0x5555, 0x77);
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send_GBM(0x0F, 0x5555, 0xAA);
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send_GBM(0x0F, 0x2AAA, 0x55);
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send_GBM(0x0F, 0x5555, 0x77);
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// Read mapping
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println_Msg(F("Reading Mapping..."));
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display_Update();
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// Get name, add extension and convert to char array for sd lib
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EEPROM_readAnything(10, foldern);
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sprintf(fileName, "GBM%d", foldern);
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strcat(fileName, ".map");
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sd.mkdir("NP", true);
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sd.chdir("NP");
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// write new folder number back to eeprom
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foldern = foldern + 1;
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EEPROM_writeAnything(10, foldern);
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// Open file on sd card
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if (!myFile.open(fileName, O_RDWR | O_CREAT)) {
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print_Error(F("Can't create file on SD"), true);
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}
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else {
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for (byte currByte = 0; currByte < 128; currByte++) {
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sdBuffer[currByte] = readByte_GBM(currByte);
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}
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myFile.write(sdBuffer, 128);
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// Close the file:
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myFile.close();
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// Signal end of process
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printSdBuffer(0, 20);
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printSdBuffer(102, 20);
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println_Msg("");
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print_Msg(F("Saved to NP/"));
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println_Msg(fileName);
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display_Update();
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}
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// Reset flash to leave hidden mapping area
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resetFlash_GBM();
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}
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void eraseFlash_GBM() {
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println_Msg(F("Erasing..."));
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display_Update();
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@ -2176,16 +2118,220 @@ void writeFlash_GBM() {
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}
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}
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void eraseMapping_GBM() {
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void readMapping_GBM() {
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// Enable ports 0x0120
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send_GBM(0x09);
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// Set WE and WP
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send_GBM(0x0A);
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send_GBM(0x2);
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// Enable hidden mapping area
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writeByte_GBM(0x2100, 0x01);
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send_GBM(0x0F, 0x5555, 0xAA);
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send_GBM(0x0F, 0x2AAA, 0x55);
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send_GBM(0x0F, 0x5555, 0x77);
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send_GBM(0x0F, 0x5555, 0xAA);
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send_GBM(0x0F, 0x2AAA, 0x55);
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send_GBM(0x0F, 0x5555, 0x77);
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// Read mapping
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println_Msg(F("Reading Mapping..."));
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display_Update();
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// Get name, add extension and convert to char array for sd lib
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EEPROM_readAnything(10, foldern);
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sprintf(fileName, "GBM%d", foldern);
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strcat(fileName, ".map");
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sd.mkdir("NP", true);
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sd.chdir("NP");
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// write new folder number back to eeprom
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foldern = foldern + 1;
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EEPROM_writeAnything(10, foldern);
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// Open file on sd card
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if (!myFile.open(fileName, O_RDWR | O_CREAT)) {
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print_Error(F("Can't create file on SD"), true);
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}
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else {
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for (byte currByte = 0; currByte < 128; currByte++) {
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sdBuffer[currByte] = readByte_GBM(currByte);
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}
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myFile.write(sdBuffer, 128);
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// Close the file:
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myFile.close();
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// Signal end of process
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printSdBuffer(0, 20);
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printSdBuffer(102, 20);
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println_Msg("");
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print_Msg(F("Saved to NP/"));
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println_Msg(fileName);
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display_Update();
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}
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// Reset flash to leave hidden mapping area
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resetFlash_GBM();
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}
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void eraseMapping_GBM() {
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println_Msg(F("Erasing..."));
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display_Update();
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//enable access to ports 0120h
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send_GBM(0x09);
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// Enable write
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send_GBM(0x0A);
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send_GBM(0x2);
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// Unprotect sector 0
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send_GBM(0x0F, 0x5555, 0xAA);
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send_GBM(0x0F, 0x2AAA, 0x55);
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send_GBM(0x0F, 0x5555, 0x60);
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send_GBM(0x0F, 0x5555, 0xAA);
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send_GBM(0x0F, 0x2AAA, 0x55);
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send_GBM(0x0F, 0x5555, 0x40);
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// Wait for unprotect to complete
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while ((readByte_GBM(0) & 0x80) != 0x80) {}
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// Send erase command
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send_GBM(0x0F, 0x5555, 0xAA);
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send_GBM(0x0F, 0x2AAA, 0x55);
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send_GBM(0x0F, 0x5555, 0x60);
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send_GBM(0x0F, 0x5555, 0xAA);
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send_GBM(0x0F, 0x2AAA, 0x55);
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send_GBM(0x0F, 0x5555, 0x04);
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// Wait for erase to complete
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while ((readByte_GBM(0) & 0x80) != 0x80) {}
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// Reset flashrom
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resetFlash_GBM();
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}
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boolean blankcheckMapping_GBM() {
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print_Msg(F("Blankcheck..."));
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display_Update();
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// Enable ports 0x0120
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send_GBM(0x09);
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// Set WE and WP
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send_GBM(0x0A);
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send_GBM(0x2);
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// Enable hidden mapping area
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writeByte_GBM(0x2100, 0x01);
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send_GBM(0x0F, 0x5555, 0xAA);
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send_GBM(0x0F, 0x2AAA, 0x55);
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send_GBM(0x0F, 0x5555, 0x77);
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send_GBM(0x0F, 0x5555, 0xAA);
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send_GBM(0x0F, 0x2AAA, 0x55);
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send_GBM(0x0F, 0x5555, 0x77);
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// Disable ports 0x0120...
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send_GBM(0x08);
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// Read rom
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for (byte currByte = 0; currByte < 128; currByte++) {
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if (readByte_GBM(currByte) != 0xFF) {
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return 0;
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}
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}
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return 1;
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}
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void writeMapping_GBM() {
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print_Msg(F("Writing..."));
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display_Update();
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// Open file on sd card
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if (myFile.open(filePath, O_READ)) {
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// Get map file size and check if it exceeds 128KByte
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if (myFile.fileSize() > 0x80) {
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print_Error(F("File is too big."), true);
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}
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// Enable access to ports 0120h
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send_GBM(0x09);
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// Enable write
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send_GBM(0x0A);
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send_GBM(0x2);
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// Map entire flash rom
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send_GBM(0x4);
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// Set bank, writes to 0x5555 need odd bank number
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writeByte_GBM(0x2100, 0x1);
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// Disable ports 0x2100 and 0x120 or else those addresses will not be writable
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send_GBM(0x10);
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send_GBM(0x08);
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// Unlock write to map area
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writeByte_GBM(0x5555, 0xAA);
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writeByte_GBM(0x2AAA, 0x55);
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writeByte_GBM(0x5555, 0x60);
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writeByte_GBM(0x5555, 0xAA);
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writeByte_GBM(0x2AAA, 0x55);
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writeByte_GBM(0x5555, 0xE0);
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// Check if flashrom is ready for writing or busy
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while ((readByte_GBM(0) & 0x80) != 0x80) {}
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// Fill SD buffer
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myFile.read(sdBuffer, 128);
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// Enable access to ports 0x120 and 0x2100
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send_GBM(0x09);
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send_GBM(0x11);
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// Set bank
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writeByte_GBM(0x2100, 0x1);
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// Disable ports 0x2100 and 0x120 or else those addresses will not be writable
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send_GBM(0x10);
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send_GBM(0x08);
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// Write flash buffer command
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writeByte_GBM(0x5555, 0xAA);
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writeByte_GBM(0x2AAA, 0x55);
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writeByte_GBM(0x5555, 0xA0);
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// Wait until flashrom is ready again
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while ((readByte_GBM(0) & 0x80) != 0x80) {}
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// Enable access to ports 0x120 and 0x2100
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send_GBM(0x09);
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send_GBM(0x11);
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// Set bank
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writeByte_GBM(0x2100, 0);
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// Disable ports 0x2100 and 0x120 or else those addresses will not be writable
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send_GBM(0x10);
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send_GBM(0x08);
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// Fill flash buffer
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for (word currByte = 0; currByte < 128; currByte++) {
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// Blink led
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PORTB ^= (1 << 4);
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writeByte_GBM(currByte, sdBuffer[currByte]);
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}
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// Execute write
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writeByte_GBM(127, 0xFF);
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// Close the file:
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myFile.close();
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println_Msg(F("Done"));
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}
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else {
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print_Error(F("Can't open file"), false);
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}
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}
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//******************************************
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