mirror of
https://github.com/sanni/cartreader.git
synced 2024-12-18 09:01:48 +01:00
2338 lines
58 KiB
C++
2338 lines
58 KiB
C++
//******************************************
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// NINTENDO POWER MODULE
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// (GB Memory starts at around line 1460)
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//******************************************
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/******************************************
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SF Memory Cassette
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******************************************/
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/******************************************
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SF Memory Clock Source
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******************************************/
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// The clock signal for the SF Memory cassette
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// is generated with the Adafruit Clock Generator
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// or a similar external clock source
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/******************************************
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Variables
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*****************************************/
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// SF Memory status
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byte sfmReady = 0;
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// SF Memory Menu
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boolean hasMenu = true;
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byte numGames = 0;
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// Arrays that hold game info
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int gameSize[8];
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int saveSize[8];
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byte gameAddress[8];
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byte gameVersion[8];
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char gameCode[8][10];
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boolean hirom[8];
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/******************************************
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Menu
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*****************************************/
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// SFM menu items
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static const char sfmMenuItem1[] PROGMEM = "Game Menu";
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static const char sfmMenuItem2[] PROGMEM = "Flash Menu";
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static const char sfmMenuItem3[] PROGMEM = "Reset";
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static const char* const menuOptionsSFM[] PROGMEM = {sfmMenuItem1, sfmMenuItem2, sfmMenuItem3};
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// SFM flash menu items
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static const char sfmFlashMenuItem1[] PROGMEM = "Read Flash";
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static const char sfmFlashMenuItem2[] PROGMEM = "Write Flash";
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static const char sfmFlashMenuItem3[] PROGMEM = "Print Mapping";
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static const char sfmFlashMenuItem4[] PROGMEM = "Read Mapping";
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static const char sfmFlashMenuItem5[] PROGMEM = "Write Mapping";
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static const char sfmFlashMenuItem6[] PROGMEM = "Back";
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static const char* const menuOptionsSFMFlash[] PROGMEM = {sfmFlashMenuItem1, sfmFlashMenuItem2, sfmFlashMenuItem3, sfmFlashMenuItem4, sfmFlashMenuItem5, sfmFlashMenuItem6};
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// SFM game menu items
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static const char sfmGameMenuItem1[] PROGMEM = "Read Sram";
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static const char sfmGameMenuItem2[] PROGMEM = "Read Game";
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static const char sfmGameMenuItem3[] PROGMEM = "Write Sram";
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static const char sfmGameMenuItem4[] PROGMEM = "Switch Game";
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static const char sfmGameMenuItem5[] PROGMEM = "Reset";
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static const char* const menuOptionsSFMGame[] PROGMEM = {sfmGameMenuItem1, sfmGameMenuItem2, sfmGameMenuItem3, sfmGameMenuItem4, sfmGameMenuItem5};
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void sfmMenu() {
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// create menu with title and 3 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(menuOptionsSFM, 3);
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mainMenu = question_box("SF Memory", menuOptions, 3, 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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{
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// Game menu
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case 0:
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sfmGameMenu();
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break;
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// Flash menu
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case 1:
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mode = mode_SFM_Flash;
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break;
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// Reset
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case 2:
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asm volatile (" jmp 0");
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break;
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}
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}
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void sfmGameMenu() {
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// Switch to hirom all
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if (send_SFM(0x04) == 0x2A) {
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delay(300);
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// Fill arrays with data
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getGames();
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if (hasMenu) {
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// Create submenu options
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char menuOptionsSFMGames[8][20];
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for (int i = 0; i < (numGames); i++) {
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strncpy(menuOptionsSFMGames[i], gameCode[i], 10);
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}
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// Create menu with title and numGames options to choose from
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unsigned char gameSubMenu;
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// wait for user choice to come back from the question box menu
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gameSubMenu = question_box("Select Game", menuOptionsSFMGames, numGames, 0);
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// Switch to game
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send_SFM(gameSubMenu + 0x80);
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delay(200);
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// Check for successfull switch
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byte timeout = 0;
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while (readBank_SNES(0, 0x2400) != 0x7D) {
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delay(200);
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// Try again
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send_SFM(gameSubMenu + 0x80);
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delay(200);
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timeout++;
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// Abort, something is wrong
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if (timeout == 5) {
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display_Clear();
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print_Msg(F("Game "));
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print_Msg(gameSubMenu + 0x80, HEX);
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println_Msg(F(" Timeout"));
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println_Msg(readBank_SNES(0, 0x2400), HEX);
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println_Msg(F(""));
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print_Error(F("Powercycle SFM cart"), true);
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}
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}
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// Copy gameCode to romName in case of japanese chars in romName
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strcpy(romName, gameCode[gameSubMenu + 1]);
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// Print info
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getCartInfo_SNES();
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mode = mode_SFM_Game;
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}
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else {
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// No menu so switch to only game
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// Switch to game
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send_SFM(0x80);
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delay(200);
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// Copy gameCode to romName in case of japanese chars in romName
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strcpy(romName, gameCode[0]);
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// Print info
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getCartInfo_SNES();
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mode = mode_SFM_Game;
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}
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}
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else {
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print_Error(F("Switch to HiRom failed"), false);
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}
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}
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void sfmGameOptions() {
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// create menu with title and 5 options to choose from
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unsigned char gameSubMenu;
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// Copy menuOptions out of progmem
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convertPgm(menuOptionsSFMGame, 5);
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gameSubMenu = question_box("SFM Game Menu", menuOptions, 5, 0);
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// wait for user choice to come back from the question box menu
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switch (gameSubMenu)
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{
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// Read sram
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case 0:
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display_Clear();
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// Change working dir to root
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sd.chdir("/");
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readSRAM();
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break;
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// Read rom
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case 1:
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display_Clear();
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// Change working dir to root
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sd.chdir("/");
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readROM_SNES();
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compare_checksum();
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break;
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// Write sram
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case 2:
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display_Clear();
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// Change working dir to root
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sd.chdir("/");
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writeSRAM(1);
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unsigned long wrErrors;
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wrErrors = verifySRAM();
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if (wrErrors == 0) {
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println_Msg(F("Verified OK"));
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display_Update();
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}
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else {
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print_Msg(F("Error: "));
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print_Msg(wrErrors);
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println_Msg(F(" bytes "));
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print_Error(F("did not verify."), false);
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}
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break;
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// Switch game
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case 3:
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sfmGameMenu();
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break;
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// Reset
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case 4:
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asm volatile (" jmp 0");
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break;
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}
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if (gameSubMenu != 3) {
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println_Msg(F(""));
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println_Msg(F("Press Button..."));
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display_Update();
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wait();
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}
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}
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void sfmFlashMenu() {
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// create menu with title and 6 options to choose from
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unsigned char flashSubMenu;
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// Copy menuOptions out of progmem
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convertPgm(menuOptionsSFMFlash, 6);
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flashSubMenu = question_box("SFM Flash Menu", menuOptions, 6, 0);
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// wait for user choice to come back from the question box menu
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switch (flashSubMenu)
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{
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// Read Flash
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case 0:
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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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// Reset to HIROM ALL
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romType = 1;
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print_Msg(F("Switch to HiRom..."));
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display_Update();
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if (send_SFM(0x04) == 0x2A) {
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println_Msg(F("OK"));
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display_Update();
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// Reset flash
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resetFlash_SFM(0xC0);
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resetFlash_SFM(0xE0);
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flashSize = 4194304;
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numBanks = 64;
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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, "SFM%d", foldern);
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strcat(fileName, ".bin");
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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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// Read flash
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readFlash_SFM();
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}
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else {
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print_Error(F("Switch to HiRom failed"), false);
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}
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break;
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// Write Flash
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case 1:
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// Clear screen
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display_Clear();
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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("");
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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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filePath[0] = '\0';
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sd.chdir("/");
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// Launch file browser
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fileBrowser("Select 4MB file");
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display_Clear();
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sprintf(filePath, "%s/%s", filePath, fileName);
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flashSize = 2097152;
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numBanks = 32;
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println_Msg(F("Writing 1st rom"));
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display_Update();
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// Program 1st flashrom
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write_SFM(0xC0, 0);
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display_Clear();
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println_Msg(F("Writing 2nd rom"));
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display_Update();
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// Program 2nd flashrom
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write_SFM(0xE0, 2097152);
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break;
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// Print mapping
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case 2:
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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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// Reset to HIROM ALL
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romType = 1;
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print_Msg(F("Switch to HiRom..."));
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display_Update();
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if (send_SFM(0x04) == 0x2A) {
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println_Msg(F("OK"));
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display_Update();
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idFlash_SFM(0xC0);
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if (strcmp(flashid, "c2f3") == 0) {
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idFlash_SFM(0xE0);
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if (strcmp(flashid, "c2f3") == 0) {
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// Reset flash
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resetFlash_SFM(0xC0);
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resetFlash_SFM(0xE0);
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delay(100);
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// Clear screen
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display_Clear();
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printMapping();
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resetFlash_SFM(0xC0);
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resetFlash_SFM(0xE0);
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}
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else {
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print_Error(F("Error: Wrong Flash ID"), true);
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}
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}
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else {
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print_Error(F("Error: Wrong Flash ID"), true);
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}
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}
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else {
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print_Error(F("failed"), false);
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}
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break;
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// Read mapping
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case 3:
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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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// Reset to HIROM ALL
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romType = 1;
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print_Msg(F("Switch to HiRom..."));
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display_Update();
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if (send_SFM(0x04) == 0x2A) {
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println_Msg(F("OK"));
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display_Update();
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idFlash_SFM(0xC0);
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if (strcmp(flashid, "c2f3") == 0) {
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idFlash_SFM(0xE0);
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if (strcmp(flashid, "c2f3") == 0) {
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// Reset flash
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resetFlash_SFM(0xC0);
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resetFlash_SFM(0xE0);
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delay(100);
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readMapping();
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resetFlash_SFM(0xC0);
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resetFlash_SFM(0xE0);
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}
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else {
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print_Error(F("Error: Wrong Flash ID"), true);
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}
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}
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else {
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print_Error(F("Error: Wrong Flash ID"), true);
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}
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}
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else {
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print_Error(F("failed"), false);
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}
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break;
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// Write mapping
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case 4:
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// Clear screen
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display_Clear();
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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("");
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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(0xD0);
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eraseMapping(0xE0);
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print_Msg(F("Blankcheck..."));
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display_Update();
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if (blankcheckMapping_SFM()) {
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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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// Clear filepath
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filePath[0] = '\0';
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// Reset to root directory
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sd.chdir("/");
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// Launch file browser
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fileBrowser("Select MAP file");
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display_Clear();
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sprintf(filePath, "%s/%s", filePath, fileName);
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display_Update();
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// Write mapping
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writeMapping_SFM(0xD0, 0);
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writeMapping_SFM(0xE0, 256);
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break;
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// Go back
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case 5:
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mode = mode_SFM;
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break;
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}
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if (flashSubMenu != 5) {
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println_Msg(F(""));
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println_Msg(F("Press Button..."));
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display_Update();
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wait();
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}
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}
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// Read the games from the menu area
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void getGames() {
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// Set data pins to input
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dataIn();
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// Set control pins to input
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controlIn_SNES();
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// Check if menu is present
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byte menuString[] = {0x4D, 0x45, 0x4E, 0x55, 0x20, 0x50, 0x52, 0x4F, 0x47, 0x52, 0x41, 0x4D};
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for (int i = 0; i < 12; i++) {
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if (menuString[i] != readBank_SNES(0xC0, 0x7FC0 + i)) {
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hasMenu = false;
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}
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}
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if (hasMenu) {
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// Count number of games
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for (word i = 0x0000; i < 0xE000; i += 0x2000) {
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if (readBank_SNES(0xC6, i) == numGames )
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numGames++;
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}
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// Get game info
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for (int i = 0; i < numGames; i++) {
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// Read starting address and size
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gameAddress[i] = 0xC0 + readBank_SNES(0xC6, i * 0x2000 + 0x01) * 0x8;
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gameSize[i] = readBank_SNES(0xC6, i * 0x2000 + 0x03) * 128;
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saveSize[i] = readBank_SNES(0xC6, i * 0x2000 + 0x05) / 8;
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//check if hirom
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if (readBank_SNES(gameAddress[i], 0xFFD5) == 0x31) {
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hirom[i] = true;
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}
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else if (readBank_SNES(gameAddress[i], 0xFFD5) == 0x21) {
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hirom[i] = true;
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}
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else {
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hirom[i] = false;
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}
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if (hirom[i]) {
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gameVersion[i] = readBank_SNES(gameAddress[i], 0xFFDB);
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} else {
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gameVersion[i] = readBank_SNES(gameAddress[i], 0x7FDB);
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}
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// Read game code
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byte myByte = 0;
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byte myLength = 0;
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for (int j = 0; j < 9; j++) {
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myByte = readBank_SNES(0xC6, i * 0x2000 + 0x07 + j);
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// Remove funny characters
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if (((char(myByte) >= 44 && char(myByte) <= 57) || (char(myByte) >= 65 && char(myByte) <= 122)) && myLength < 9) {
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gameCode[i][myLength] = char(myByte);
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myLength++;
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}
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}
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// End char array in case game code is less than 9 chars
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gameCode[i][myLength] = '\0';
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}
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}
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else {
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//check if hirom
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if (readBank_SNES(0xC0, 0xFFD5) == 0x31) {
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hirom[0] = true;
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}
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else {
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hirom[0] = false;
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}
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if (hirom[0]) {
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gameVersion[0] = readBank_SNES(0xC0, 0xFFDB);
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gameCode[0][0] = 'G';
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gameCode[0][1] = 'A';
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gameCode[0][2] = 'M';
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gameCode[0][3] = 'E';
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gameCode[0][4] = '-';
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gameCode[0][5] = char(readBank_SNES(0xC0, 0xFFB2));
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gameCode[0][6] = char(readBank_SNES(0xC0, 0xFFB3));
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gameCode[0][7] = char(readBank_SNES(0xC0, 0xFFB4));
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gameCode[0][8] = char(readBank_SNES(0xC0, 0xFFB5));
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gameCode[0][9] = '\0';
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byte romSizeExp = readBank_SNES(0xC0, 0xFFD7) - 7;
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gameSize[0] = 1;
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while (romSizeExp--)
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gameSize[0] *= 2;
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}
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else {
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gameVersion[0] = readBank_SNES(0xC0, 0x7FDB);
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gameCode[0][0] = 'G';
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gameCode[0][1] = 'A';
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gameCode[0][2] = 'M';
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gameCode[0][3] = 'E';
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gameCode[0][4] = '-';
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gameCode[0][5] = char(readBank_SNES(0xC0, 0x7FB2));
|
|
gameCode[0][6] = char(readBank_SNES(0xC0, 0x7FB3));
|
|
gameCode[0][7] = char(readBank_SNES(0xC0, 0x7FB4));
|
|
gameCode[0][8] = char(readBank_SNES(0xC0, 0x7FB5));
|
|
gameCode[0][9] = '\0';
|
|
|
|
byte romSizeExp = readBank_SNES(0xC0, 0x7FD7) - 7;
|
|
gameSize[0] = 1;
|
|
while (romSizeExp--)
|
|
gameSize[0] *= 2;
|
|
}
|
|
}
|
|
}
|
|
|
|
/******************************************
|
|
Setup
|
|
*****************************************/
|
|
void setup_SFM() {
|
|
// Set cicrstPin(PG1) to Output
|
|
DDRG |= (1 << 1);
|
|
// Output a high signal to disable snesCIC if installed
|
|
PORTG |= (1 << 1);
|
|
// Set cichstPin(PG0) to Input
|
|
DDRG &= ~(1 << 0);
|
|
|
|
// Adafruit Clock Generator
|
|
clockgen.init(SI5351_CRYSTAL_LOAD_8PF, 0, 0);
|
|
clockgen.set_pll(SI5351_PLL_FIXED, SI5351_PLLA);
|
|
clockgen.set_pll(SI5351_PLL_FIXED, SI5351_PLLB);
|
|
// Half Clock
|
|
//clockgen.set_freq(1073863600ULL, SI5351_CLK0);
|
|
// Full Clock
|
|
clockgen.set_freq(2147727200ULL, SI5351_CLK0);
|
|
// CIC Clock
|
|
//clockgen.set_freq(307200000ULL, SI5351_CLK2);
|
|
clockgen.output_enable(SI5351_CLK0, 1);
|
|
clockgen.output_enable(SI5351_CLK1, 0);
|
|
clockgen.output_enable(SI5351_CLK2, 0);
|
|
|
|
// Set Address Pins to Output
|
|
//A0-A7
|
|
DDRF = 0xFF;
|
|
//A8-A15
|
|
DDRK = 0xFF;
|
|
//BA0-BA7
|
|
DDRL = 0xFF;
|
|
|
|
// Set Control Pins to Output RST(PH0) CS(PH3) WR(PH5) RD(PH6)
|
|
DDRH |= (1 << 0) | (1 << 3) | (1 << 5) | (1 << 6);
|
|
// Output a high signal on all pins, pins are active low therefore everything is disabled now
|
|
PORTH |= (1 << 0) | (1 << 3) | (1 << 5) | (1 << 6);
|
|
|
|
// Set IRQ(PH4) to Input
|
|
DDRH &= ~(1 << 4);
|
|
// Activate Internal Pullup Resistors
|
|
PORTH |= (1 << 4);
|
|
|
|
// Set Data Pins (D0-D7) to Input
|
|
DDRC = 0x00;
|
|
// Enable Internal Pullups
|
|
PORTC = 0xFF;
|
|
|
|
// Wait until all is stable
|
|
delay(200);
|
|
|
|
// Switch to HiRom All
|
|
byte timeout = 0;
|
|
send_SFM(0x04);
|
|
delay(100);
|
|
while (readBank_SNES(0, 0x2400) != 0x2A) {
|
|
delay(100);
|
|
// Try again
|
|
send_SFM(0x04);
|
|
delay(100);
|
|
timeout++;
|
|
// Abort, something is wrong
|
|
if (timeout == 5) {
|
|
println_Msg(F("Hirom All Timeout"));
|
|
println_Msg(F(""));
|
|
println_Msg(F(""));
|
|
print_Error(F("Powercycle SFM cart"), true);
|
|
}
|
|
}
|
|
}
|
|
|
|
/******************************************
|
|
29F1601 flashrom functions (NP)
|
|
*****************************************/
|
|
// Reset the MX29F1601 flashrom, startbank is 0xC0 for first and 0xE0 for second flashrom
|
|
void resetFlash_SFM(int startBank) {
|
|
// Configure control pins
|
|
controlOut_SNES();
|
|
// Set data pins to output
|
|
dataOut();
|
|
|
|
// Reset command sequence
|
|
if (romType) {
|
|
writeBank_SNES(startBank, 0x5555L * 2, 0xaa);
|
|
writeBank_SNES(startBank, 0x2AAAL * 2, 0x55);
|
|
writeBank_SNES(startBank, 0x5555L * 2, 0xf0);
|
|
}
|
|
else {
|
|
writeBank_SNES(1, 0x8000 + 0x1555L * 2, 0xaa);
|
|
writeBank_SNES(0, 0x8000 + 0x2AAAL * 2, 0x55);
|
|
writeBank_SNES(1, 0x8000 + 0x1555L * 2, 0xf0);
|
|
}
|
|
}
|
|
|
|
// Print flashrom manufacturer and device ID
|
|
void idFlash_SFM(int startBank) {
|
|
// Configure control pins
|
|
controlOut_SNES();
|
|
// Set data pins to output
|
|
dataOut();
|
|
|
|
if (romType) {
|
|
// ID command sequence
|
|
writeBank_SNES(startBank, 0x5555L * 2, 0xaa);
|
|
writeBank_SNES(startBank, 0x2AAAL * 2, 0x55);
|
|
writeBank_SNES(startBank, 0x5555L * 2, 0x90);
|
|
|
|
// Set data pins to input again
|
|
dataIn();
|
|
// Set control pins to input
|
|
controlIn_SNES();
|
|
|
|
// Read the two id bytes into a string
|
|
sprintf(flashid, "%x%x", readBank_SNES(startBank, 0x00), readBank_SNES(startBank, 0x02));
|
|
}
|
|
else {
|
|
writeBank_SNES(1, 0x8000 + 0x1555L * 2, 0xaa);
|
|
writeBank_SNES(0, 0x8000 + 0x2AAAL * 2, 0x55);
|
|
writeBank_SNES(1, 0x8000 + 0x1555L * 2, 0x90);
|
|
|
|
// Set data pins to input again
|
|
dataIn();
|
|
// Set control pins to input
|
|
controlIn_SNES();
|
|
|
|
// Read the two id bytes into a string
|
|
sprintf(flashid, "%x%x", readBank_SNES(0, 0x8000), readBank_SNES(0, 0x8000 + 0x02));
|
|
}
|
|
}
|
|
|
|
// Write the flashroms by reading a file from the SD card, pos defines where in the file the reading/writing should start
|
|
void writeFlash_SFM(int startBank, uint32_t pos) {
|
|
display_Clear();
|
|
print_Msg(F("Writing Bank 0x"));
|
|
print_Msg(startBank, HEX);
|
|
print_Msg(F("..."));
|
|
display_Update();
|
|
|
|
// Open file on sd card
|
|
if (myFile.open(filePath, O_READ)) {
|
|
|
|
// Seek to a new position in the file
|
|
if (pos != 0)
|
|
myFile.seekCur(pos);
|
|
|
|
// Configure control pins
|
|
controlOut_SNES();
|
|
// Set data pins to output
|
|
dataOut();
|
|
|
|
if (romType) {
|
|
// Write hirom
|
|
for (int currBank = startBank; currBank < startBank + numBanks; currBank++) {
|
|
// Fill SDBuffer with 1 page at a time then write it repeat until all bytes are written
|
|
for (unsigned long currByte = 0; currByte < 0x10000; currByte += 128) {
|
|
myFile.read(sdBuffer, 128);
|
|
// Write command sequence
|
|
writeBank_SNES(startBank, 0x5555L * 2, 0xaa);
|
|
writeBank_SNES(startBank, 0x2AAAL * 2, 0x55);
|
|
writeBank_SNES(startBank, 0x5555L * 2, 0xa0);
|
|
|
|
for (byte c = 0; c < 128; c++) {
|
|
|
|
// Write one byte of data
|
|
writeBank_SNES(currBank, currByte + c, sdBuffer[c]);
|
|
|
|
if (c == 127) {
|
|
// Write the last byte twice or else it won't write at all
|
|
writeBank_SNES(currBank, currByte + c, sdBuffer[c]);
|
|
}
|
|
}
|
|
// Wait until write is finished
|
|
busyCheck_SFM(startBank);
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
// Write lorom
|
|
for (int currBank = 0; currBank < numBanks; currBank++) {
|
|
for (unsigned long currByte = 0x8000; currByte < 0x10000; currByte += 128) {
|
|
myFile.read(sdBuffer, 128);
|
|
// Write command sequence
|
|
writeBank_SNES(1, 0x8000 + 0x1555L * 2, 0xaa);
|
|
writeBank_SNES(0, 0x8000 + 0x2AAAL * 2, 0x55);
|
|
writeBank_SNES(1, 0x8000 + 0x1555L * 2, 0xa0);
|
|
|
|
for (byte c = 0; c < 128; c++) {
|
|
// Write one byte of data
|
|
writeBank_SNES(currBank, currByte + c, sdBuffer[c]);
|
|
|
|
if (c == 127) {
|
|
// Write the last byte twice or else it won't write at all
|
|
writeBank_SNES(currBank, currByte + c, sdBuffer[c]);
|
|
}
|
|
}
|
|
// Wait until write is finished
|
|
busyCheck_SFM(startBank);
|
|
}
|
|
}
|
|
}
|
|
// Close the file:
|
|
myFile.close();
|
|
println_Msg("");
|
|
}
|
|
else {
|
|
print_Error(F("Can't open file on SD"), true);
|
|
}
|
|
}
|
|
|
|
// Delay between write operations based on status register
|
|
void busyCheck_SFM(byte startBank) {
|
|
// Set data pins to input
|
|
dataIn();
|
|
// Set control pins to input and therefore pull CE low and latch status register content
|
|
controlIn_SNES();
|
|
|
|
// Read register
|
|
readBank_SNES(startBank, 0x0000);
|
|
|
|
// Read D7 while D7 = 0
|
|
//1 = B00000001, 1 << 7 = B10000000, PINC = B1XXXXXXX (X = don't care), & = bitwise and
|
|
while (!(PINC & (1 << 7))) {
|
|
// CE or OE must be toggled with each subsequent status read or the
|
|
// completion of a program or erase operation will not be evident.
|
|
// Switch RD(PH6) to HIGH
|
|
PORTH |= (1 << 6);
|
|
|
|
// one nop ~62.5ns
|
|
__asm__("nop\n\t");
|
|
|
|
// Switch RD(PH6) to LOW
|
|
PORTH &= ~(1 << 6);
|
|
|
|
// one nop ~62.5ns
|
|
__asm__("nop\n\t");
|
|
}
|
|
|
|
// Configure control pins
|
|
controlOut_SNES();
|
|
// Set data pins to output
|
|
dataOut();
|
|
}
|
|
|
|
// Erase the flashrom to 0xFF
|
|
void eraseFlash_SFM(int startBank) {
|
|
|
|
// Configure control pins
|
|
controlOut_SNES();
|
|
// Set data pins to output
|
|
dataOut();
|
|
|
|
if (romType) {
|
|
// Erase command sequence
|
|
writeBank_SNES(startBank, 0x5555L * 2, 0xaa);
|
|
writeBank_SNES(startBank, 0x2AAAL * 2, 0x55);
|
|
writeBank_SNES(startBank, 0x5555L * 2, 0x80);
|
|
writeBank_SNES(startBank, 0x5555L * 2, 0xaa);
|
|
writeBank_SNES(startBank, 0x2AAAL * 2, 0x55);
|
|
writeBank_SNES(startBank, 0x5555L * 2, 0x10);
|
|
}
|
|
else {
|
|
writeBank_SNES(1, 0x8000 + 0x1555L * 2, 0xaa);
|
|
writeBank_SNES(0, 0x8000 + 0x2AAAL * 2, 0x55);
|
|
writeBank_SNES(1, 0x8000 + 0x1555L * 2, 0x80);
|
|
writeBank_SNES(1, 0x8000 + 0x1555L * 2, 0xaa);
|
|
writeBank_SNES(0, 0x8000 + 0x2AAAL * 2, 0x55);
|
|
writeBank_SNES(1, 0x8000 + 0x1555L * 2, 0x10);
|
|
}
|
|
|
|
// Wait for erase to complete
|
|
busyCheck_SFM(startBank);
|
|
}
|
|
|
|
// Check if an erase succeeded, return 1 if blank and 0 if not
|
|
byte blankcheck_SFM(int startBank) {
|
|
|
|
// Set data pins to input again
|
|
dataIn();
|
|
// Set control pins to input
|
|
controlIn_SNES();
|
|
|
|
byte blank = 1;
|
|
if (romType) {
|
|
for (int currBank = startBank; currBank < startBank + numBanks; currBank++) {
|
|
for (unsigned long currByte = 0; currByte < 0x10000; currByte++) {
|
|
if (readBank_SNES(currBank, currByte) != 0xFF) {
|
|
currBank = startBank + numBanks;
|
|
blank = 0;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
for (int currBank = 0; currBank < numBanks; currBank++) {
|
|
for (unsigned long currByte = 0x8000; currByte < 0x10000; currByte++) {
|
|
if (readBank_SNES(currBank, currByte) != 0xFF) {
|
|
currBank = numBanks;
|
|
blank = 0;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return blank;
|
|
}
|
|
|
|
// Check if a write succeeded, returns 0 if all is ok and number of errors if not
|
|
unsigned long verifyFlash_SFM(int startBank, uint32_t pos) {
|
|
unsigned long verified = 0;
|
|
|
|
// Open file on sd card
|
|
if (myFile.open(filePath, O_READ)) {
|
|
|
|
// Set file starting position
|
|
myFile.seekCur(pos);
|
|
|
|
// Set data pins to input
|
|
dataIn();
|
|
// Set control pins to input
|
|
controlIn_SNES();
|
|
|
|
if (romType) {
|
|
for (int currBank = startBank; currBank < startBank + numBanks; currBank++) {
|
|
for (unsigned long currByte = 0; currByte < 0x10000; currByte += 512) {
|
|
// Fill SDBuffer
|
|
myFile.read(sdBuffer, 512);
|
|
for (int c = 0; c < 512; c++) {
|
|
if (readBank_SNES(currBank, currByte + c) != sdBuffer[c]) {
|
|
verified++;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
for (int currBank = 0; currBank < numBanks; currBank++) {
|
|
for (unsigned long currByte = 0x8000; currByte < 0x10000; currByte += 512) {
|
|
// Fill SDBuffer
|
|
myFile.read(sdBuffer, 512);
|
|
for (int c = 0; c < 512; c++) {
|
|
if (readBank_SNES(currBank, currByte + c) != sdBuffer[c]) {
|
|
verified++;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
// Close the file:
|
|
myFile.close();
|
|
}
|
|
else {
|
|
// SD Error
|
|
verified = 999999;
|
|
print_Error(F("Can't open file on SD"), false);
|
|
}
|
|
// Return 0 if verified ok, or number of errors
|
|
return verified;
|
|
}
|
|
|
|
// Read flashroms and save them to the SD card
|
|
void readFlash_SFM() {
|
|
// Set data pins to input
|
|
dataIn();
|
|
// Set control pins to input
|
|
controlIn_SNES();
|
|
|
|
print_Msg(F("Saving as NP/"));
|
|
print_Msg(fileName);
|
|
println_Msg(F("..."));
|
|
display_Update();
|
|
|
|
// Open file on sd card
|
|
if (!myFile.open(fileName, O_RDWR | O_CREAT)) {
|
|
print_Error(F("Can't create file on SD"), true);
|
|
}
|
|
if (romType) {
|
|
for (int currBank = 0xC0; currBank < 0xC0 + numBanks; currBank++) {
|
|
for (unsigned long currByte = 0; currByte < 0x10000; currByte += 512) {
|
|
for (int c = 0; c < 512; c++) {
|
|
sdBuffer[c] = readBank_SNES(currBank, currByte + c);
|
|
}
|
|
myFile.write(sdBuffer, 512);
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
for (int currBank = 0; currBank < numBanks; currBank++) {
|
|
for (unsigned long currByte = 0x8000; currByte < 0x10000; currByte += 512) {
|
|
for (int c = 0; c < 512; c++) {
|
|
sdBuffer[c] = readBank_SNES(currBank, currByte + c);
|
|
}
|
|
myFile.write(sdBuffer, 512);
|
|
}
|
|
}
|
|
}
|
|
// Close the file:
|
|
myFile.close();
|
|
println_Msg("");
|
|
println_Msg(F("Finished reading"));
|
|
display_Update();
|
|
}
|
|
|
|
// Display protected sectors/banks as 0xc2 and unprotected as 0x00
|
|
void readSectorProtection_SFM(byte startBank) {
|
|
|
|
// Configure control pins
|
|
controlOut_SNES();
|
|
// Set data pins to output
|
|
dataOut();
|
|
|
|
// Display Sector Protection Status
|
|
writeBank_SNES(startBank, 0x5555L * 2, 0xaa);
|
|
writeBank_SNES(startBank, 0x2AAAL * 2, 0x55);
|
|
writeBank_SNES(startBank, 0x5555L * 2, 0x90);
|
|
|
|
// Configure control pins
|
|
controlIn_SNES();
|
|
// Set data pins to output
|
|
dataIn();
|
|
display_Clear();
|
|
for (int i = 0; i <= 0x1F; i++) {
|
|
print_Msg(F("Sector: 0x"));
|
|
print_Msg(startBank + i, HEX);
|
|
print_Msg(F(" Sector Protect: 0x"));
|
|
println_Msg(readBank_SNES(startBank + i, 0x04), HEX);
|
|
}
|
|
display_Update();
|
|
}
|
|
|
|
// Read the current mapping from the hidden "page buffer" and print it
|
|
void printMapping() {
|
|
// Switch to write
|
|
dataOut();
|
|
controlOut_SNES();
|
|
|
|
// Reset to defaults
|
|
writeBank_SNES(0xC0, 0x0000, 0x38);
|
|
writeBank_SNES(0xC0, 0x0000, 0xd0);
|
|
// Read Extended Status Register (GSR and PSR)
|
|
writeBank_SNES(0xC0, 0x0000, 0x71);
|
|
// Page Buffer Swap
|
|
writeBank_SNES(0xC0, 0x0000, 0x72);
|
|
// Read Page Buffer
|
|
writeBank_SNES(0xC0, 0x0000, 0x75);
|
|
|
|
// Switch to read
|
|
dataIn();
|
|
controlIn_SNES();
|
|
|
|
// Read the mapping out of the first chip
|
|
char buffer[3];
|
|
|
|
for (int currByte = 0xFF00; currByte < 0xFF50; currByte += 10) {
|
|
for (int c = 0; c < 10; c++) {
|
|
itoa (readBank_SNES(0xC0, currByte + c), buffer, 16);
|
|
for (int i = 0; i < 2 - strlen(buffer); i++) {
|
|
print_Msg("0");
|
|
}
|
|
// Now print the significant bits
|
|
print_Msg(buffer);
|
|
}
|
|
println_Msg("");
|
|
}
|
|
display_Update();
|
|
|
|
// Switch to write
|
|
dataOut();
|
|
controlOut_SNES();
|
|
|
|
// Reset Flash
|
|
writeBank_SNES(0xC0, 0x5555L * 2, 0xaa);
|
|
writeBank_SNES(0xC0, 0x2AAAL * 2, 0x55);
|
|
writeBank_SNES(0xC0, 0x5555L * 2, 0xf0);
|
|
|
|
// Reset Flash
|
|
writeBank_SNES(0xE0, 0x5555L * 2, 0xaa);
|
|
writeBank_SNES(0xE0, 0x2AAAL * 2, 0x55);
|
|
writeBank_SNES(0xE0, 0x5555L * 2, 0xf0);
|
|
|
|
// Switch to read
|
|
dataIn();
|
|
controlIn_SNES();
|
|
}
|
|
|
|
// Read the current mapping from the hidden "page buffer"
|
|
void readMapping() {
|
|
|
|
// Switch to write
|
|
dataOut();
|
|
controlOut_SNES();
|
|
|
|
// Reset to defaults
|
|
writeBank_SNES(0xC0, 0x0000, 0x38);
|
|
writeBank_SNES(0xC0, 0x0000, 0xd0);
|
|
// Read Extended Status Register (GSR and PSR)
|
|
writeBank_SNES(0xC0, 0x0000, 0x71);
|
|
// Page Buffer Swap
|
|
writeBank_SNES(0xC0, 0x0000, 0x72);
|
|
// Read Page Buffer
|
|
writeBank_SNES(0xC0, 0x0000, 0x75);
|
|
|
|
// Switch to read
|
|
dataIn();
|
|
controlIn_SNES();
|
|
|
|
// Get name, add extension and convert to char array for sd lib
|
|
EEPROM_readAnything(10, foldern);
|
|
sprintf(fileName, "NP%d", foldern);
|
|
strcat(fileName, ".MAP");
|
|
sd.mkdir("NP", true);
|
|
sd.chdir("NP");
|
|
|
|
// write new folder number back to eeprom
|
|
foldern = foldern + 1;
|
|
EEPROM_writeAnything(10, foldern);
|
|
|
|
//open file on sd card
|
|
if (!myFile.open(fileName, O_RDWR | O_CREAT)) {
|
|
print_Error(F("SD Error"), true);
|
|
}
|
|
|
|
// Read the mapping info out of the 1st chip
|
|
for (unsigned long currByte = 0xFF00; currByte <= 0xFFFF; currByte++) {
|
|
myFile.write(readBank_SNES(0xC0, currByte));
|
|
}
|
|
|
|
// Switch to write
|
|
dataOut();
|
|
controlOut_SNES();
|
|
|
|
// Reset to defaults
|
|
writeBank_SNES(0xE0, 0x0000, 0x38);
|
|
writeBank_SNES(0xE0, 0x0000, 0xd0);
|
|
// Read Extended Status Register (GSR and PSR)
|
|
writeBank_SNES(0xE0, 0x0000, 0x71);
|
|
// Page Buffer Swap
|
|
writeBank_SNES(0xE0, 0x0000, 0x72);
|
|
// Read Page Buffer
|
|
writeBank_SNES(0xE0, 0x0000, 0x75);
|
|
|
|
// Switch to read
|
|
dataIn();
|
|
controlIn_SNES();
|
|
|
|
// Read the mapping info out of the 1st chip
|
|
for (unsigned long currByte = 0xFF00; currByte <= 0xFFFF; currByte++) {
|
|
myFile.write(readBank_SNES(0xE0, currByte));
|
|
}
|
|
|
|
// Close the file:
|
|
myFile.close();
|
|
|
|
// Switch to write
|
|
dataOut();
|
|
controlOut_SNES();
|
|
|
|
// Reset Flash
|
|
writeBank_SNES(0xC0, 0x5555L * 2, 0xaa);
|
|
writeBank_SNES(0xC0, 0x2AAAL * 2, 0x55);
|
|
writeBank_SNES(0xC0, 0x5555L * 2, 0xf0);
|
|
|
|
// Reset Flash
|
|
writeBank_SNES(0xE0, 0x5555L * 2, 0xaa);
|
|
writeBank_SNES(0xE0, 0x2AAAL * 2, 0x55);
|
|
writeBank_SNES(0xE0, 0x5555L * 2, 0xf0);
|
|
|
|
// Switch to read
|
|
dataIn();
|
|
controlIn_SNES();
|
|
|
|
// Signal end of process
|
|
print_Msg(F("Saved to NP/"));
|
|
println_Msg(fileName);
|
|
display_Update();
|
|
}
|
|
|
|
void eraseMapping(byte startBank) {
|
|
|
|
if (unlockHirom()) {
|
|
// Get ID
|
|
idFlash_SFM(startBank);
|
|
if (strcmp(flashid, "c2f3") == 0) {
|
|
resetFlash_SFM(startBank);
|
|
|
|
// Switch to write
|
|
dataOut();
|
|
controlOut_SNES();
|
|
|
|
// Prepare to erase/write Page Buffer
|
|
writeBank_SNES(startBank, 0x5555L * 2, 0xaa);
|
|
writeBank_SNES(startBank, 0x2AAAL * 2, 0x55);
|
|
writeBank_SNES(startBank, 0x5555L * 2, 0x77);
|
|
// Erase Page Buffer
|
|
writeBank_SNES(startBank, 0x5555L * 2, 0xaa);
|
|
writeBank_SNES(startBank, 0x2AAAL * 2, 0x55);
|
|
writeBank_SNES(startBank, 0x5555L * 2, 0xe0);
|
|
|
|
// Wait until complete
|
|
busyCheck_SFM(startBank);
|
|
|
|
// Switch to read
|
|
dataIn();
|
|
controlIn_SNES();
|
|
}
|
|
else {
|
|
print_Error(F("Error: Wrong Flash ID"), true);
|
|
}
|
|
}
|
|
else {
|
|
print_Error(F("Unlock failed"), true);
|
|
}
|
|
}
|
|
|
|
// Check if the current mapping is all 0xFF
|
|
byte blankcheckMapping_SFM() {
|
|
byte blank = 1;
|
|
|
|
// Switch to write
|
|
dataOut();
|
|
controlOut_SNES();
|
|
|
|
// Reset to defaults
|
|
writeBank_SNES(0xC0, 0x0000, 0x38);
|
|
writeBank_SNES(0xC0, 0x0000, 0xd0);
|
|
// Read Extended Status Register (GSR and PSR)
|
|
writeBank_SNES(0xC0, 0x0000, 0x71);
|
|
// Page Buffer Swap
|
|
writeBank_SNES(0xC0, 0x0000, 0x72);
|
|
// Read Page Buffer
|
|
writeBank_SNES(0xC0, 0x0000, 0x75);
|
|
|
|
// Switch to read
|
|
dataIn();
|
|
controlIn_SNES();
|
|
|
|
// Read the mapping info out of the 1st chip
|
|
for (unsigned long currByte = 0xFF00; currByte <= 0xFFFF; currByte++) {
|
|
if (readBank_SNES(0xC0, currByte) != 0xFF) {
|
|
blank = 0;
|
|
}
|
|
}
|
|
|
|
// Switch to write
|
|
dataOut();
|
|
controlOut_SNES();
|
|
|
|
// Reset to defaults
|
|
writeBank_SNES(0xE0, 0x0000, 0x38);
|
|
writeBank_SNES(0xE0, 0x0000, 0xd0);
|
|
// Read Extended Status Register (GSR and PSR)
|
|
writeBank_SNES(0xE0, 0x0000, 0x71);
|
|
// Page Buffer Swap
|
|
writeBank_SNES(0xE0, 0x0000, 0x72);
|
|
// Read Page Buffer
|
|
writeBank_SNES(0xE0, 0x0000, 0x75);
|
|
|
|
// Switch to read
|
|
dataIn();
|
|
controlIn_SNES();
|
|
|
|
// Read the mapping info out of the 1st chip
|
|
for (unsigned long currByte = 0xFF00; currByte <= 0xFFFF; currByte++) {
|
|
if (readBank_SNES(0xE0, currByte) != 0xFF) {
|
|
blank = 0;
|
|
}
|
|
}
|
|
|
|
// Switch to write
|
|
dataOut();
|
|
controlOut_SNES();
|
|
|
|
// Reset Flash
|
|
writeBank_SNES(0xC0, 0x5555L * 2, 0xaa);
|
|
writeBank_SNES(0xC0, 0x2AAAL * 2, 0x55);
|
|
writeBank_SNES(0xC0, 0x5555L * 2, 0xf0);
|
|
|
|
// Reset Flash
|
|
writeBank_SNES(0xE0, 0x5555L * 2, 0xaa);
|
|
writeBank_SNES(0xE0, 0x2AAAL * 2, 0x55);
|
|
writeBank_SNES(0xE0, 0x5555L * 2, 0xf0);
|
|
|
|
// Switch to read
|
|
dataIn();
|
|
controlIn_SNES();
|
|
|
|
return blank;
|
|
}
|
|
|
|
void writeMapping_SFM(byte startBank, uint32_t pos) {
|
|
|
|
if (unlockHirom()) {
|
|
// Get ID
|
|
idFlash_SFM(startBank);
|
|
if (strcmp(flashid, "c2f3") == 0) {
|
|
resetFlash_SFM(startBank);
|
|
|
|
// Switch to write
|
|
dataOut();
|
|
controlOut_SNES();
|
|
|
|
// Open file on sd card
|
|
if (myFile.open(filePath, O_READ)) {
|
|
|
|
// Seek to a new position in the file
|
|
if (pos != 0)
|
|
myFile.seekCur(pos);
|
|
|
|
// Write to Page Buffer
|
|
for (unsigned long currByte = 0xFF00; currByte < 0xFFFF; currByte += 128) {
|
|
// Prepare to erase/write Page Buffer
|
|
writeBank_SNES(startBank, 0x5555L * 2, 0xaa);
|
|
writeBank_SNES(startBank, 0x2AAAL * 2, 0x55);
|
|
writeBank_SNES(startBank, 0x5555L * 2, 0x77);
|
|
// Write Page Buffer Command
|
|
writeBank_SNES(startBank, 0x5555L * 2, 0xaa);
|
|
writeBank_SNES(startBank, 0x2AAAL * 2, 0x55);
|
|
writeBank_SNES(startBank, 0x5555L * 2, 0x99);
|
|
|
|
myFile.read(sdBuffer, 128);
|
|
|
|
for (byte c = 0; c < 128; c++) {
|
|
writeBank_SNES(startBank, currByte + c, sdBuffer[c]);
|
|
// Write last byte twice
|
|
if (c == 127) {
|
|
writeBank_SNES(startBank, currByte + c, sdBuffer[c]);
|
|
}
|
|
}
|
|
busyCheck_SFM(startBank);
|
|
}
|
|
|
|
// Close the file:
|
|
myFile.close();
|
|
println_Msg("");
|
|
}
|
|
else {
|
|
print_Error(F("Can't open file on SD"), false);
|
|
}
|
|
|
|
// Switch to read
|
|
dataIn();
|
|
controlIn_SNES();
|
|
}
|
|
else {
|
|
print_Error(F("Error: Wrong Flash ID"), true);
|
|
}
|
|
}
|
|
else {
|
|
print_Error(F("Unlock failed"), true);
|
|
}
|
|
}
|
|
|
|
/******************************************
|
|
SF Memory functions
|
|
*****************************************/
|
|
// Switch to HiRom All and unlock Write Protection
|
|
boolean unlockHirom() {
|
|
romType = 1;
|
|
print_Msg(F("Switch to HiRom..."));
|
|
display_Update();
|
|
if (send_SFM(0x04) == 0x2A) {
|
|
println_Msg(F("OK"));
|
|
display_Update();
|
|
// Unlock Write Protection
|
|
print_Msg(F("Enable Write..."));
|
|
display_Update();
|
|
send_SFM(0x02);
|
|
if (readBank_SNES(0, 0x2401) == 0x4) {
|
|
println_Msg(F("OK"));
|
|
display_Update();
|
|
return 1;
|
|
}
|
|
else {
|
|
println_Msg(F("failed"));
|
|
display_Update();
|
|
return 0;
|
|
}
|
|
}
|
|
else {
|
|
println_Msg(F("failed"));
|
|
display_Update();
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
// Send a command to the MX15001 chip
|
|
byte send_SFM(byte command) {
|
|
// Switch to write
|
|
dataOut();
|
|
controlOut_SNES();
|
|
|
|
// Write command
|
|
writeBank_SNES(0, 0x2400, 0x09);
|
|
|
|
// Switch to read
|
|
dataIn();
|
|
controlIn_SNES();
|
|
|
|
// Read status
|
|
sfmReady = readBank_SNES(0, 0x2400);
|
|
|
|
// Switch to write
|
|
dataOut();
|
|
controlOut_SNES();
|
|
|
|
writeBank_SNES(0, 0x2401, 0x28);
|
|
writeBank_SNES(0, 0x2401, 0x84);
|
|
|
|
// NP_CMD_06h, send this only if above read has returned 7Dh, not if it's already returning 2Ah
|
|
if (sfmReady == 0x7D) {
|
|
writeBank_SNES(0, 0x2400, 0x06);
|
|
writeBank_SNES(0, 0x2400, 0x39);
|
|
}
|
|
|
|
// Write the command
|
|
writeBank_SNES(0, 0x2400, command);
|
|
|
|
// Switch to read
|
|
dataIn();
|
|
controlIn_SNES();
|
|
|
|
// Read status
|
|
sfmReady = readBank_SNES(0, 0x2400);
|
|
return sfmReady;
|
|
}
|
|
|
|
// This function will erase and program the NP cart from a 4MB file off the SD card
|
|
void write_SFM(int startBank, uint32_t pos) {
|
|
// Switch NP cart's mapping
|
|
if (unlockHirom()) {
|
|
// Get ID
|
|
idFlash_SFM(startBank);
|
|
if (strcmp(flashid, "c2f3") == 0) {
|
|
print_Msg(F("Flash ID: "));
|
|
println_Msg(flashid);
|
|
display_Update();
|
|
resetFlash_SFM(startBank);
|
|
delay(1000);
|
|
// Erase flash
|
|
print_Msg(F("Blankcheck..."));
|
|
display_Update();
|
|
if (blankcheck_SFM(startBank)) {
|
|
println_Msg(F("OK"));
|
|
display_Update();
|
|
}
|
|
else {
|
|
println_Msg(F("Nope"));
|
|
display_Clear();
|
|
print_Msg(F("Erasing..."));
|
|
display_Update();
|
|
eraseFlash_SFM(startBank);
|
|
resetFlash_SFM(startBank);
|
|
println_Msg(F("Done"));
|
|
print_Msg(F("Blankcheck..."));
|
|
display_Update();
|
|
if (blankcheck_SFM(startBank)) {
|
|
println_Msg(F("OK"));
|
|
display_Update();
|
|
}
|
|
else {
|
|
print_Error(F("Could not erase flash"), true);
|
|
}
|
|
}
|
|
// Write flash
|
|
writeFlash_SFM(startBank, pos);
|
|
|
|
// Reset flash
|
|
resetFlash_SFM(startBank);
|
|
|
|
// Checking for errors
|
|
print_Msg(F("Verifying..."));
|
|
display_Update();
|
|
writeErrors = verifyFlash_SFM(startBank, pos);
|
|
if (writeErrors == 0) {
|
|
println_Msg(F("OK"));
|
|
display_Update();
|
|
}
|
|
else {
|
|
print_Msg(F("Error: "));
|
|
print_Msg(writeErrors);
|
|
println_Msg(F(" bytes "));
|
|
print_Error(F("did not verify."), true);
|
|
}
|
|
}
|
|
else {
|
|
print_Error(F("Error: Wrong Flash ID"), true);
|
|
}
|
|
}
|
|
else {
|
|
print_Error(F("Unlock failed"), true);
|
|
}
|
|
}
|
|
|
|
/******************************************
|
|
GB Memory Cassette
|
|
******************************************/
|
|
|
|
/******************************************
|
|
Menu
|
|
*****************************************/
|
|
// GBM menu items
|
|
static const char gbmMenuItem1[] PROGMEM = "Read ID";
|
|
static const char gbmMenuItem2[] PROGMEM = "Read Flash";
|
|
static const char gbmMenuItem3[] PROGMEM = "Erase Flash";
|
|
static const char gbmMenuItem4[] PROGMEM = "Blankcheck";
|
|
static const char gbmMenuItem5[] PROGMEM = "Write Flash";
|
|
static const char gbmMenuItem6[] PROGMEM = "Read Mapping";
|
|
static const char gbmMenuItem7[] PROGMEM = "Write Mapping";
|
|
static const char* const menuOptionsGBM[] PROGMEM = {gbmMenuItem1, gbmMenuItem2, gbmMenuItem3, gbmMenuItem4, gbmMenuItem5, gbmMenuItem6, gbmMenuItem7};
|
|
|
|
void gbmMenu() {
|
|
// create menu with title and 7 options to choose from
|
|
unsigned char mainMenu;
|
|
// Copy menuOptions out of progmem
|
|
convertPgm(menuOptionsGBM, 7);
|
|
mainMenu = question_box("GB Memory Menu", menuOptions, 7, 0);
|
|
|
|
// wait for user choice to come back from the question box menu
|
|
switch (mainMenu)
|
|
{
|
|
// Read Flash ID
|
|
case 0:
|
|
// Clear screen
|
|
display_Clear();
|
|
readFlashID_GBM();
|
|
break;
|
|
|
|
// Read Flash
|
|
case 1:
|
|
// Clear screen
|
|
display_Clear();
|
|
// Print warning
|
|
println_Msg(F("Attention"));
|
|
println_Msg(F("Always power cycle"));
|
|
println_Msg(F("cartreader directly"));
|
|
println_Msg(F("before reading"));
|
|
println_Msg("");
|
|
println_Msg(F("Press Button"));
|
|
println_Msg(F("to continue"));
|
|
display_Update();
|
|
wait();
|
|
// Clear screen
|
|
display_Clear();
|
|
|
|
// Reset to root directory
|
|
sd.chdir("/");
|
|
|
|
// Enable access to ports 0120h
|
|
send_GBM(0x09);
|
|
// Map entire flashrom
|
|
send_GBM(0x04);
|
|
// Disable ports 0x0120...
|
|
send_GBM(0x08);
|
|
// Read 1MB rom
|
|
readROM_GBM(64);
|
|
break;
|
|
|
|
// Erase Flash
|
|
case 2:
|
|
// Clear screen
|
|
display_Clear();
|
|
// Print warning
|
|
println_Msg(F("Attention"));
|
|
println_Msg(F("This will erase your"));
|
|
println_Msg(F("NP Cartridge."));
|
|
println_Msg("");
|
|
println_Msg("");
|
|
println_Msg(F("Press Button"));
|
|
println_Msg(F("to continue"));
|
|
display_Update();
|
|
wait();
|
|
// Clear screen
|
|
display_Clear();
|
|
eraseFlash_GBM();
|
|
break;
|
|
|
|
// Blankcheck Flash
|
|
case 3:
|
|
// Clear screen
|
|
display_Clear();
|
|
if (blankcheckFlash_GBM()) {
|
|
println_Msg(F("OK"));
|
|
display_Update();
|
|
}
|
|
else {
|
|
println_Msg(F("ERROR"));
|
|
display_Update();
|
|
}
|
|
break;
|
|
|
|
// Write Flash
|
|
case 4:
|
|
// Clear screen
|
|
display_Clear();
|
|
|
|
filePath[0] = '\0';
|
|
sd.chdir("/");
|
|
// Launch file browser
|
|
fileBrowser("Select 1MB file");
|
|
display_Clear();
|
|
sprintf(filePath, "%s/%s", filePath, fileName);
|
|
|
|
// Write rom
|
|
writeFlash_GBM();
|
|
break;
|
|
|
|
// Read mapping
|
|
case 5:
|
|
// Clear screen
|
|
display_Clear();
|
|
|
|
// Reset to root directory
|
|
sd.chdir("/");
|
|
|
|
// Read mapping
|
|
readMapping_GBM();
|
|
break;
|
|
|
|
// Write mapping
|
|
case 6:
|
|
// Clear screen
|
|
display_Clear();
|
|
|
|
// Print warning
|
|
println_Msg(F("Attention"));
|
|
println_Msg(F("This will erase your"));
|
|
println_Msg(F("NP Cartridge's"));
|
|
println_Msg(F("mapping data"));
|
|
println_Msg("");
|
|
println_Msg(F("Press Button"));
|
|
println_Msg(F("to continue"));
|
|
display_Update();
|
|
wait();
|
|
|
|
// Reset to root directory
|
|
sd.chdir("/");
|
|
|
|
// Clear screen
|
|
display_Clear();
|
|
|
|
// Clear filepath
|
|
filePath[0] = '\0';
|
|
|
|
// Reset to root directory
|
|
sd.chdir("/");
|
|
|
|
// Launch file browser
|
|
fileBrowser("Select MAP file");
|
|
display_Clear();
|
|
sprintf(filePath, "%s/%s", filePath, fileName);
|
|
display_Update();
|
|
|
|
// Clear screen
|
|
display_Clear();
|
|
|
|
// Erase mapping
|
|
eraseMapping_GBM();
|
|
if (blankcheckMapping_GBM()) {
|
|
println_Msg(F("OK"));
|
|
display_Update();
|
|
}
|
|
else {
|
|
print_Error(F("Erasing failed"), false);
|
|
break;
|
|
}
|
|
|
|
// Write mapping
|
|
writeMapping_GBM();
|
|
break;
|
|
}
|
|
println_Msg(F(""));
|
|
println_Msg(F("Press Button..."));
|
|
display_Update();
|
|
wait();
|
|
}
|
|
|
|
/******************************************
|
|
Setup
|
|
*****************************************/
|
|
void setup_GBM() {
|
|
// Set RST(PH0) to Input
|
|
DDRH &= ~(1 << 0);
|
|
// Activate Internal Pullup Resistors
|
|
PORTH |= (1 << 0);
|
|
|
|
// Set Address Pins to Output
|
|
//A0-A7
|
|
DDRF = 0xFF;
|
|
//A8-A15
|
|
DDRK = 0xFF;
|
|
|
|
// Set Control Pins to Output RST(PH0) CS(PH3) WR(PH5) RD(PH6)
|
|
DDRH |= (1 << 3) | (1 << 5) | (1 << 6);
|
|
// Output a high signal on all pins, pins are active low therefore everything is disabled now
|
|
PORTH |= (1 << 3) | (1 << 5) | (1 << 6);
|
|
|
|
// Set Data Pins (D0-D7) to Input
|
|
DDRC = 0x00;
|
|
|
|
delay(400);
|
|
|
|
// Check for Nintendo Power GB Memory cart
|
|
byte timeout = 0;
|
|
|
|
// First byte of NP register is always 0x21
|
|
while (readByte_GBM(0x120) != 0x21) {
|
|
// Enable ports 0x120h (F2)
|
|
send_GBM(0x09);
|
|
__asm__("nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t");
|
|
timeout++;
|
|
if (timeout > 10) {
|
|
println_Msg(F("Error: Time Out"));
|
|
print_Error(F("Please power cycle"), true);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**********************
|
|
LOW LEVEL
|
|
**********************/
|
|
// Read one word out of the cartridge
|
|
byte readByte_GBM(word myAddress) {
|
|
// Set data pins to Input
|
|
DDRC = 0x0;
|
|
PORTF = myAddress & 0xFF;
|
|
PORTK = (myAddress >> 8) & 0xFF;
|
|
|
|
__asm__("nop\n\t""nop\n\t""nop\n\t""nop\n\t");
|
|
|
|
// Switch CS(PH3) and RD(PH6) to LOW
|
|
PORTH &= ~(1 << 3);
|
|
PORTH &= ~(1 << 6);
|
|
|
|
__asm__("nop\n\t""nop\n\t""nop\n\t""nop\n\t");
|
|
|
|
// Read
|
|
byte tempByte = PINC;
|
|
|
|
// Switch CS(PH3) and RD(PH6) to HIGH
|
|
PORTH |= (1 << 6);
|
|
PORTH |= (1 << 3);
|
|
|
|
return tempByte;
|
|
}
|
|
|
|
// Write one word to data pins of the cartridge
|
|
void writeByte_GBM(word myAddress, byte myData) {
|
|
// Set data pins to Output
|
|
DDRC = 0xFF;
|
|
PORTF = myAddress & 0xFF;
|
|
PORTK = (myAddress >> 8) & 0xFF;
|
|
PORTC = myData;
|
|
|
|
// Pull CS(PH3) and write(PH5) low
|
|
PORTH &= ~(1 << 3);
|
|
PORTH &= ~(1 << 5);
|
|
|
|
__asm__("nop\n\t""nop\n\t""nop\n\t""nop\n\t");
|
|
|
|
// Pull CS(PH3) and write(PH5) high
|
|
PORTH |= (1 << 5);
|
|
PORTH |= (1 << 3);
|
|
|
|
__asm__("nop\n\t""nop\n\t""nop\n\t""nop\n\t");
|
|
|
|
// Set data pins to Input (or read errors??!)
|
|
DDRC = 0x0;
|
|
}
|
|
|
|
/**********************
|
|
HELPER FUNCTIONS
|
|
**********************/
|
|
void printSdBuffer(word startByte, word numBytes) {
|
|
for (int currByte = 0; currByte < numBytes; currByte += 10) {
|
|
for (byte c = 0; c < 10; c++) {
|
|
// Convert to char array so we don't lose leading zeros
|
|
char currByteStr[2];
|
|
sprintf(currByteStr, "%02X", sdBuffer[startByte + currByte + c]);
|
|
print_Msg(currByteStr);
|
|
}
|
|
// Add a new line every 10 bytes
|
|
println_Msg("");
|
|
}
|
|
display_Update();
|
|
}
|
|
|
|
void readROM_GBM(word numBanks) {
|
|
println_Msg(F("Reading Rom..."));
|
|
display_Update();
|
|
|
|
// Get name, add extension and convert to char array for sd lib
|
|
EEPROM_readAnything(10, foldern);
|
|
sprintf(fileName, "GBM%d", foldern);
|
|
strcat(fileName, ".bin");
|
|
sd.mkdir("NP", true);
|
|
sd.chdir("NP");
|
|
// write new folder number back to eeprom
|
|
foldern = foldern + 1;
|
|
EEPROM_writeAnything(10, foldern);
|
|
|
|
// Open file on sd card
|
|
if (!myFile.open(fileName, O_RDWR | O_CREAT)) {
|
|
print_Error(F("Can't create file on SD"), true);
|
|
}
|
|
else {
|
|
// Read rom
|
|
word currAddress = 0;
|
|
|
|
for (word currBank = 1; currBank < numBanks; currBank++) {
|
|
// Set rom bank
|
|
writeByte_GBM(0x2100, currBank);
|
|
|
|
// Switch bank start address
|
|
if (currBank > 1) {
|
|
currAddress = 0x4000;
|
|
}
|
|
|
|
for (; currAddress < 0x7FFF; currAddress += 512) {
|
|
for (int currByte = 0; currByte < 512; currByte++) {
|
|
sdBuffer[currByte] = readByte_GBM(currAddress + currByte);
|
|
}
|
|
myFile.write(sdBuffer, 512);
|
|
}
|
|
}
|
|
|
|
// Close the file:
|
|
myFile.close();
|
|
|
|
// Signal end of process
|
|
print_Msg(F("Saved to NP/"));
|
|
println_Msg(fileName);
|
|
display_Update();
|
|
}
|
|
}
|
|
|
|
/**********************
|
|
GB Memory Functions
|
|
**********************/
|
|
void send_GBM(byte myCommand) {
|
|
switch (myCommand) {
|
|
case 0x01:
|
|
//CMD_01h -> ???
|
|
writeByte_GBM(0x0120, 0x01);
|
|
writeByte_GBM(0x013F, 0xA5);
|
|
break;
|
|
|
|
case 0x02:
|
|
//CMD_02h -> Write enable Step 2
|
|
writeByte_GBM(0x0120, 0x02);
|
|
writeByte_GBM(0x013F, 0xA5);
|
|
break;
|
|
|
|
case 0x03:
|
|
//CMD_03h -> Undo write Step 2
|
|
writeByte_GBM(0x0120, 0x03);
|
|
writeByte_GBM(0x013F, 0xA5);
|
|
break;
|
|
|
|
case 0x04:
|
|
//CMD_04h -> Map entire flashrom (MBC4 mode)
|
|
writeByte_GBM(0x0120, 0x04);
|
|
writeByte_GBM(0x013F, 0xA5);
|
|
break;
|
|
|
|
case 0x05:
|
|
//CMD_05h -> Map menu (MBC5 mode)
|
|
writeByte_GBM(0x0120, 0x05);
|
|
writeByte_GBM(0x013F, 0xA5);
|
|
break;
|
|
|
|
case 0x08:
|
|
//CMD_08h -> disable writes/reads to/from special Nintendo Power registers (those at 0120h..013Fh)
|
|
writeByte_GBM(0x0120, 0x08);
|
|
writeByte_GBM(0x013F, 0xA5);
|
|
break;
|
|
|
|
case 0x09:
|
|
//CMD_09h Wakeup -> re-enable access to ports 0120h..013Fh
|
|
writeByte_GBM(0x0120, 0x09);
|
|
writeByte_GBM(0x0121, 0xAA);
|
|
writeByte_GBM(0x0122, 0x55);
|
|
writeByte_GBM(0x013F, 0xA5);
|
|
break;
|
|
|
|
case 0x0A:
|
|
//CMD_0Ah -> Write enable Step 1
|
|
writeByte_GBM(0x0120, 0x0A);
|
|
writeByte_GBM(0x0125, 0x62);
|
|
writeByte_GBM(0x0126, 0x04);
|
|
writeByte_GBM(0x013F, 0xA5);
|
|
break;
|
|
|
|
case 0x10:
|
|
//CMD_10h -> disable writes to normal MBC registers (such like 2100h)
|
|
writeByte_GBM(0x0120, 0x10);
|
|
writeByte_GBM(0x013F, 0xA5);
|
|
break;
|
|
|
|
case 0x11:
|
|
//CMD_11h -> re-enable access to MBC registers like 0x2100
|
|
writeByte_GBM(0x0120, 0x11);
|
|
writeByte_GBM(0x013F, 0xA5);
|
|
break;
|
|
|
|
default:
|
|
print_Error(F("Unknown Command"), true);
|
|
break;
|
|
}
|
|
}
|
|
|
|
void send_GBM(byte myCommand, word myAddress, byte myData) {
|
|
byte myAddrLow = myAddress & 0xFF;
|
|
byte myAddrHigh = (myAddress >> 8) & 0xFF;
|
|
|
|
switch (myCommand) {
|
|
case 0x0F:
|
|
// CMD_0Fh -> Write address/byte to flash
|
|
writeByte_GBM(0x0120, 0x0F);
|
|
writeByte_GBM(0x0125, myAddrHigh);
|
|
writeByte_GBM(0x0126, myAddrLow);
|
|
writeByte_GBM(0x0127, myData);
|
|
writeByte_GBM(0x013F, 0xA5);
|
|
break;
|
|
|
|
default:
|
|
print_Error(F("Unknown Command"), true);
|
|
break;
|
|
}
|
|
}
|
|
|
|
void switchGame_GBM(byte myData) {
|
|
// Enable ports 0x0120 (F2)
|
|
send_GBM(0x09);
|
|
|
|
//CMD_C0h -> map selected game without reset
|
|
writeByte_GBM(0x0120, 0xC0 & myData);
|
|
writeByte_GBM(0x013F, 0xA5);
|
|
}
|
|
|
|
void resetFlash_GBM() {
|
|
// Enable ports 0x0120 (F2)
|
|
send_GBM(0x09);
|
|
|
|
// Send reset command
|
|
writeByte_GBM(0x2100, 0x01);
|
|
send_GBM(0x0F, 0x5555, 0xAA);
|
|
send_GBM(0x0F, 0x2AAA, 0x55);
|
|
send_GBM(0x0F, 0x5555, 0xF0);
|
|
delay(100);
|
|
}
|
|
|
|
boolean readFlashID_GBM() {
|
|
// Enable ports 0x0120 (F2)
|
|
send_GBM(0x09);
|
|
|
|
writeByte_GBM(0x2100, 0x01);
|
|
// Read ID command
|
|
send_GBM(0x0F, 0x5555, 0xAA);
|
|
send_GBM(0x0F, 0x2AAA, 0x55);
|
|
send_GBM(0x0F, 0x5555, 0x90);
|
|
|
|
// Read the two id bytes into a string
|
|
sprintf(flashid, "%02X%02X", readByte_GBM(0), readByte_GBM(1));
|
|
if (strcmp(flashid, "C289") == 0) {
|
|
print_Msg(F("Flash ID: "));
|
|
println_Msg(flashid);
|
|
display_Update();
|
|
resetFlash_GBM();
|
|
return 1;
|
|
}
|
|
else {
|
|
print_Msg(F("Flash ID: "));
|
|
println_Msg(flashid);
|
|
print_Error(F("Unknown Flash ID"), true);
|
|
resetFlash_GBM();
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
void eraseFlash_GBM() {
|
|
println_Msg(F("Erasing..."));
|
|
display_Update();
|
|
|
|
//enable access to ports 0120h
|
|
send_GBM(0x09);
|
|
// Enable write
|
|
send_GBM(0x0A);
|
|
send_GBM(0x2);
|
|
|
|
// Unprotect sector 0
|
|
send_GBM(0x0F, 0x5555, 0xAA);
|
|
send_GBM(0x0F, 0x2AAA, 0x55);
|
|
send_GBM(0x0F, 0x5555, 0x60);
|
|
send_GBM(0x0F, 0x5555, 0xAA);
|
|
send_GBM(0x0F, 0x2AAA, 0x55);
|
|
send_GBM(0x0F, 0x5555, 0x40);
|
|
|
|
// Wait for unprotect to complete
|
|
while ((readByte_GBM(0) & 0x80) != 0x80) {}
|
|
|
|
// Send erase command
|
|
send_GBM(0x0F, 0x5555, 0xaa);
|
|
send_GBM(0x0F, 0x2AAA, 0x55);
|
|
send_GBM(0x0F, 0x5555, 0x80);
|
|
send_GBM(0x0F, 0x5555, 0xaa);
|
|
send_GBM(0x0F, 0x2AAA, 0x55);
|
|
send_GBM(0x0F, 0x5555, 0x10);
|
|
|
|
// Wait for erase to complete
|
|
while ((readByte_GBM(0) & 0x80) != 0x80) {}
|
|
|
|
// Reset flashrom
|
|
resetFlash_GBM();
|
|
}
|
|
|
|
boolean blankcheckFlash_GBM() {
|
|
print_Msg(F("Blankcheck..."));
|
|
display_Update();
|
|
|
|
//enable access to ports 0120h (F2)
|
|
send_GBM(0x09);
|
|
|
|
// Map entire flashrom
|
|
send_GBM(0x04);
|
|
// Disable ports 0x0120...
|
|
send_GBM(0x08);
|
|
|
|
// Read rom
|
|
word currAddress = 0;
|
|
|
|
for (byte currBank = 1; currBank < 64; currBank++) {
|
|
// Set rom bank
|
|
writeByte_GBM(0x2100, currBank);
|
|
|
|
// Switch bank start address
|
|
if (currBank > 1) {
|
|
currAddress = 0x4000;
|
|
}
|
|
|
|
for (; currAddress < 0x7FFF; currAddress++) {
|
|
if (readByte_GBM(currAddress) != 0xFF) {
|
|
return 0;
|
|
}
|
|
}
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
void writeFlash_GBM() {
|
|
print_Msg(F("Writing..."));
|
|
display_Update();
|
|
|
|
// Open file on sd card
|
|
if (myFile.open(filePath, O_READ)) {
|
|
// Get rom size from file
|
|
fileSize = myFile.fileSize();
|
|
if ((fileSize / 0x4000) > 64) {
|
|
print_Error(F("File is too big."), true);
|
|
}
|
|
|
|
// Enable access to ports 0120h
|
|
send_GBM(0x09);
|
|
// Enable write
|
|
send_GBM(0x0A);
|
|
send_GBM(0x2);
|
|
|
|
// Map entire flash rom
|
|
send_GBM(0x4);
|
|
|
|
// Set bank for unprotect command, writes to 0x5555 need odd bank number
|
|
writeByte_GBM(0x2100, 0x1);
|
|
|
|
// Disable ports 0x2100 and 0x120 or else those addresses will not be writable
|
|
send_GBM(0x10);
|
|
send_GBM(0x08);
|
|
|
|
// Unprotect sector 0
|
|
writeByte_GBM(0x5555, 0xAA);
|
|
writeByte_GBM(0x2AAA, 0x55);
|
|
writeByte_GBM(0x5555, 0x60);
|
|
writeByte_GBM(0x5555, 0xAA);
|
|
writeByte_GBM(0x2AAA, 0x55);
|
|
writeByte_GBM(0x5555, 0x40);
|
|
|
|
// Check if flashrom is ready for writing or busy
|
|
while ((readByte_GBM(0) & 0x80) != 0x80) {}
|
|
|
|
// first bank: 0x0000-0x7FFF,
|
|
word currAddress = 0x0;
|
|
|
|
// Write 63 banks
|
|
for (byte currBank = 0x1; currBank < (fileSize / 0x4000); currBank++) {
|
|
// Blink led
|
|
PORTB ^= (1 << 4);
|
|
|
|
// all following banks: 0x4000-0x7FFF
|
|
if (currBank > 1) {
|
|
currAddress = 0x4000;
|
|
}
|
|
|
|
// Write single bank in 128 byte steps
|
|
for (; currAddress < 0x7FFF; currAddress += 128) {
|
|
// Fill SD buffer
|
|
myFile.read(sdBuffer, 128);
|
|
|
|
// Enable access to ports 0x120 and 0x2100
|
|
send_GBM(0x09);
|
|
send_GBM(0x11);
|
|
|
|
// Set bank
|
|
writeByte_GBM(0x2100, 0x1);
|
|
|
|
// Disable ports 0x2100 and 0x120 or else those addresses will not be writable
|
|
send_GBM(0x10);
|
|
send_GBM(0x08);
|
|
|
|
// Write flash buffer command
|
|
writeByte_GBM(0x5555, 0xAA);
|
|
writeByte_GBM(0x2AAA, 0x55);
|
|
writeByte_GBM(0x5555, 0xA0);
|
|
|
|
// Wait until flashrom is ready again
|
|
while ((readByte_GBM(0) & 0x80) != 0x80) {}
|
|
|
|
// Enable access to ports 0x120 and 0x2100
|
|
send_GBM(0x09);
|
|
send_GBM(0x11);
|
|
|
|
// Set bank
|
|
writeByte_GBM(0x2100, currBank);
|
|
|
|
// Disable ports 0x2100 and 0x120 or else those addresses will not be writable
|
|
send_GBM(0x10);
|
|
send_GBM(0x08);
|
|
|
|
// Fill flash buffer
|
|
for (word currByte = 0; currByte < 128; currByte++) {
|
|
writeByte_GBM(currAddress + currByte, sdBuffer[currByte]);
|
|
}
|
|
// Execute write
|
|
writeByte_GBM(currAddress + 127, 0xFF);
|
|
|
|
// Wait for write to complete
|
|
while ((readByte_GBM(currAddress) & 0x80) != 0x80) {}
|
|
}
|
|
}
|
|
// Close the file:
|
|
myFile.close();
|
|
println_Msg(F("Done"));
|
|
}
|
|
else {
|
|
print_Error(F("Can't open file"), false);
|
|
}
|
|
}
|
|
|
|
void readMapping_GBM() {
|
|
// Enable ports 0x0120
|
|
send_GBM(0x09);
|
|
|
|
// Set WE and WP
|
|
send_GBM(0x0A);
|
|
send_GBM(0x2);
|
|
|
|
// Enable hidden mapping area
|
|
writeByte_GBM(0x2100, 0x01);
|
|
send_GBM(0x0F, 0x5555, 0xAA);
|
|
send_GBM(0x0F, 0x2AAA, 0x55);
|
|
send_GBM(0x0F, 0x5555, 0x77);
|
|
send_GBM(0x0F, 0x5555, 0xAA);
|
|
send_GBM(0x0F, 0x2AAA, 0x55);
|
|
send_GBM(0x0F, 0x5555, 0x77);
|
|
|
|
// Read mapping
|
|
println_Msg(F("Reading Mapping..."));
|
|
display_Update();
|
|
|
|
// Get name, add extension and convert to char array for sd lib
|
|
EEPROM_readAnything(10, foldern);
|
|
sprintf(fileName, "GBM%d", foldern);
|
|
strcat(fileName, ".map");
|
|
sd.mkdir("NP", true);
|
|
sd.chdir("NP");
|
|
// write new folder number back to eeprom
|
|
foldern = foldern + 1;
|
|
EEPROM_writeAnything(10, foldern);
|
|
|
|
// Open file on sd card
|
|
if (!myFile.open(fileName, O_RDWR | O_CREAT)) {
|
|
print_Error(F("Can't create file on SD"), true);
|
|
}
|
|
else {
|
|
for (byte currByte = 0; currByte < 128; currByte++) {
|
|
sdBuffer[currByte] = readByte_GBM(currByte);
|
|
}
|
|
myFile.write(sdBuffer, 128);
|
|
|
|
// Close the file:
|
|
myFile.close();
|
|
|
|
// Signal end of process
|
|
printSdBuffer(0, 20);
|
|
printSdBuffer(102, 20);
|
|
println_Msg("");
|
|
print_Msg(F("Saved to NP/"));
|
|
println_Msg(fileName);
|
|
display_Update();
|
|
}
|
|
|
|
// Reset flash to leave hidden mapping area
|
|
resetFlash_GBM();
|
|
}
|
|
|
|
void eraseMapping_GBM() {
|
|
println_Msg(F("Erasing..."));
|
|
display_Update();
|
|
|
|
//enable access to ports 0120h
|
|
send_GBM(0x09);
|
|
// Enable write
|
|
send_GBM(0x0A);
|
|
send_GBM(0x2);
|
|
|
|
// Unprotect sector 0
|
|
send_GBM(0x0F, 0x5555, 0xAA);
|
|
send_GBM(0x0F, 0x2AAA, 0x55);
|
|
send_GBM(0x0F, 0x5555, 0x60);
|
|
send_GBM(0x0F, 0x5555, 0xAA);
|
|
send_GBM(0x0F, 0x2AAA, 0x55);
|
|
send_GBM(0x0F, 0x5555, 0x40);
|
|
|
|
// Wait for unprotect to complete
|
|
while ((readByte_GBM(0) & 0x80) != 0x80) {}
|
|
|
|
// Send erase command
|
|
send_GBM(0x0F, 0x5555, 0xAA);
|
|
send_GBM(0x0F, 0x2AAA, 0x55);
|
|
send_GBM(0x0F, 0x5555, 0x60);
|
|
send_GBM(0x0F, 0x5555, 0xAA);
|
|
send_GBM(0x0F, 0x2AAA, 0x55);
|
|
send_GBM(0x0F, 0x5555, 0x04);
|
|
|
|
// Wait for erase to complete
|
|
while ((readByte_GBM(0) & 0x80) != 0x80) {}
|
|
|
|
// Reset flashrom
|
|
resetFlash_GBM();
|
|
}
|
|
|
|
boolean blankcheckMapping_GBM() {
|
|
print_Msg(F("Blankcheck..."));
|
|
display_Update();
|
|
|
|
// Enable ports 0x0120
|
|
send_GBM(0x09);
|
|
|
|
// Set WE and WP
|
|
send_GBM(0x0A);
|
|
send_GBM(0x2);
|
|
|
|
// Enable hidden mapping area
|
|
writeByte_GBM(0x2100, 0x01);
|
|
send_GBM(0x0F, 0x5555, 0xAA);
|
|
send_GBM(0x0F, 0x2AAA, 0x55);
|
|
send_GBM(0x0F, 0x5555, 0x77);
|
|
send_GBM(0x0F, 0x5555, 0xAA);
|
|
send_GBM(0x0F, 0x2AAA, 0x55);
|
|
send_GBM(0x0F, 0x5555, 0x77);
|
|
|
|
// Disable ports 0x0120...
|
|
send_GBM(0x08);
|
|
|
|
// Read rom
|
|
for (byte currByte = 0; currByte < 128; currByte++) {
|
|
if (readByte_GBM(currByte) != 0xFF) {
|
|
return 0;
|
|
}
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
void writeMapping_GBM() {
|
|
print_Msg(F("Writing..."));
|
|
display_Update();
|
|
|
|
// Open file on sd card
|
|
if (myFile.open(filePath, O_READ)) {
|
|
// Get map file size and check if it exceeds 128KByte
|
|
if (myFile.fileSize() > 0x80) {
|
|
print_Error(F("File is too big."), true);
|
|
}
|
|
|
|
// Enable access to ports 0120h
|
|
send_GBM(0x09);
|
|
|
|
// Enable write
|
|
send_GBM(0x0A);
|
|
send_GBM(0x2);
|
|
|
|
// Map entire flash rom
|
|
send_GBM(0x4);
|
|
|
|
// Set bank, writes to 0x5555 need odd bank number
|
|
writeByte_GBM(0x2100, 0x1);
|
|
|
|
// Disable ports 0x2100 and 0x120 or else those addresses will not be writable
|
|
send_GBM(0x10);
|
|
send_GBM(0x08);
|
|
|
|
// Unlock write to map area
|
|
writeByte_GBM(0x5555, 0xAA);
|
|
writeByte_GBM(0x2AAA, 0x55);
|
|
writeByte_GBM(0x5555, 0x60);
|
|
writeByte_GBM(0x5555, 0xAA);
|
|
writeByte_GBM(0x2AAA, 0x55);
|
|
writeByte_GBM(0x5555, 0xE0);
|
|
|
|
// Check if flashrom is ready for writing or busy
|
|
while ((readByte_GBM(0) & 0x80) != 0x80) {}
|
|
|
|
// Fill SD buffer
|
|
myFile.read(sdBuffer, 128);
|
|
|
|
// Enable access to ports 0x120 and 0x2100
|
|
send_GBM(0x09);
|
|
send_GBM(0x11);
|
|
|
|
// Set bank
|
|
writeByte_GBM(0x2100, 0x1);
|
|
|
|
// Disable ports 0x2100 and 0x120 or else those addresses will not be writable
|
|
send_GBM(0x10);
|
|
send_GBM(0x08);
|
|
|
|
// Write flash buffer command
|
|
writeByte_GBM(0x5555, 0xAA);
|
|
writeByte_GBM(0x2AAA, 0x55);
|
|
writeByte_GBM(0x5555, 0xA0);
|
|
|
|
// Wait until flashrom is ready again
|
|
while ((readByte_GBM(0) & 0x80) != 0x80) {}
|
|
|
|
// Enable access to ports 0x120 and 0x2100
|
|
send_GBM(0x09);
|
|
send_GBM(0x11);
|
|
|
|
// Set bank
|
|
writeByte_GBM(0x2100, 0);
|
|
|
|
// Disable ports 0x2100 and 0x120 or else those addresses will not be writable
|
|
send_GBM(0x10);
|
|
send_GBM(0x08);
|
|
|
|
// Fill flash buffer
|
|
for (word currByte = 0; currByte < 128; currByte++) {
|
|
// Blink led
|
|
PORTB ^= (1 << 4);
|
|
|
|
writeByte_GBM(currByte, sdBuffer[currByte]);
|
|
}
|
|
// Execute write
|
|
writeByte_GBM(127, 0xFF);
|
|
|
|
// Close the file:
|
|
myFile.close();
|
|
println_Msg(F("Done"));
|
|
}
|
|
else {
|
|
print_Error(F("Can't open file"), false);
|
|
}
|
|
}
|
|
|
|
//******************************************
|
|
// End of File
|
|
//******************************************
|