mirror of
https://github.com/sanni/cartreader.git
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V2.5 Add Support for Gameshark N64 reflashing (beta)
Sometimes the Gameshark will lock itself up, in this case it helps if you put a 6102 game into the Gamesharks slot and then put both into the Cart Reader and just start dumping the rom as if it was a game.
This commit is contained in:
sanni
parent
8173115c93
commit
642139ca1a
@ -2,15 +2,15 @@
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Cartridge Reader for Arduino Mega2560
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Author: sanni
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Date: 13-01-2019
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Version: 2.4
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Date: 16-01-2018
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Version: 2.5
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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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Clockgen: https://github.com/etherkit/Si5351Arduino
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RGB Tools lib: https://github.com/joushx/Arduino-RGB-Tools
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Compiled with Arduino 1.8.7
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Compiled with Arduino 1.8.8
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Thanks to:
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MichlK - ROM-Reader for Super Nintendo
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@ -37,7 +37,7 @@
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vogelfreiheit - N64 flashram fix
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**********************************************************************************/
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char ver[5] = "2.4";
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char ver[5] = "2.5";
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/******************************************
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Define Starting Point
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@ -49,7 +49,8 @@ boolean MN63F81MPN = false;
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static const char n64MenuItem1[] PROGMEM = "Cart Slot";
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static const char n64MenuItem2[] PROGMEM = "Controller";
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static const char n64MenuItem3[] PROGMEM = "Flash Repro";
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static const char* const menuOptionsN64[] PROGMEM = {n64MenuItem1, n64MenuItem2, n64MenuItem3};
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static const char n64MenuItem4[] PROGMEM = "Flash Gameshark";
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static const char* const menuOptionsN64[] PROGMEM = {n64MenuItem1, n64MenuItem2, n64MenuItem3, n64MenuItem4};
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// N64 controller menu items
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static const char N64ContMenuItem1[] PROGMEM = "Test Controller";
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@ -74,14 +75,13 @@ static const char N64CRCMenuItem4[] PROGMEM = "Reset";
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static const char* const menuOptionsN64CRC[] PROGMEM = {N64CRCMenuItem1, N64CRCMenuItem2, N64CRCMenuItem3, N64CRCMenuItem4};
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// Rom menu
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static const char N64RomItem1[] PROGMEM = "256KB";
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static const char N64RomItem2[] PROGMEM = "4MB";
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static const char N64RomItem3[] PROGMEM = "8MB";
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static const char N64RomItem4[] PROGMEM = "12MB";
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static const char N64RomItem5[] PROGMEM = "16MB";
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static const char N64RomItem6[] PROGMEM = "32MB";
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static const char N64RomItem7[] PROGMEM = "64MB";
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static const char* const romOptionsN64[] PROGMEM = {N64RomItem1, N64RomItem2, N64RomItem3, N64RomItem4, N64RomItem5, N64RomItem6, N64RomItem7};
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static const char N64RomItem1[] PROGMEM = "4MB";
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static const char N64RomItem2[] PROGMEM = "8MB";
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static const char N64RomItem3[] PROGMEM = "12MB";
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static const char N64RomItem4[] PROGMEM = "16MB";
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static const char N64RomItem5[] PROGMEM = "32MB";
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static const char N64RomItem6[] PROGMEM = "64MB";
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static const char* const romOptionsN64[] PROGMEM = {N64RomItem1, N64RomItem2, N64RomItem3, N64RomItem4, N64RomItem5, N64RomItem6};
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// Save menu
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static const char N64SaveItem1[] PROGMEM = "None";
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@ -96,8 +96,8 @@ void n64Menu() {
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// create menu with title and 3 options to choose from
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unsigned char n64Dev;
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// Copy menuOptions out of progmem
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convertPgm(menuOptionsN64, 3);
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n64Dev = question_box("Select N64 device", menuOptions, 3, 0);
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convertPgm(menuOptionsN64, 4);
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n64Dev = question_box("Select N64 device", menuOptions, 4, 0);
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// wait for user choice to come back from the question box menu
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switch (n64Dev)
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@ -126,6 +126,14 @@ void n64Menu() {
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mode = mode_N64_Cart;
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break;
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case 3:
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display_Clear();
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display_Update();
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setup_N64_Cart();
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flashGameshark_N64();
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printCartInfo_N64();
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mode = mode_N64_Cart;
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break;
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}
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}
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@ -1089,43 +1097,38 @@ void printCartInfo_N64() {
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// Set cartsize manually
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unsigned char N64RomMenu;
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// Copy menuOptions out of progmem
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convertPgm(romOptionsN64, 7);
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N64RomMenu = question_box("Select ROM size", menuOptions, 7, 0);
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convertPgm(romOptionsN64, 6);
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N64RomMenu = question_box("Select ROM size", menuOptions, 6, 0);
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// wait for user choice to come back from the question box menu
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switch (N64RomMenu)
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{
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case 0:
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// 1MB, will get reduced to 256KB later
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cartSize = 1;
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break;
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case 1:
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// 4MB
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cartSize = 4;
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break;
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case 2:
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case 1:
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// 8MB
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cartSize = 8;
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break;
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case 3:
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case 2:
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// 12MB
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cartSize = 12;
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break;
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case 4:
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case 3:
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// 16MB
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cartSize = 16;
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break;
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case 5:
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case 4:
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// 32MB
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cartSize = 32;
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break;
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case 6:
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case 5:
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// 64MB
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cartSize = 64;
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break;
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@ -2100,14 +2103,7 @@ readn64rom:
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print_Error(F("SD Error"), true);
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}
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unsigned long romSize;
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// 256KB romSize
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if (cartSize == 1)
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romSize = cartSize * 262144;
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else
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romSize = cartSize * 1048576;
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for (unsigned long currByte = romBase; currByte < romBase + romSize; currByte += 512) {
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for (unsigned long currByte = romBase; currByte < (romBase + (cartSize * 1024 * 1024)); currByte += 512) {
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// Blink led
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if (currByte % 16384 == 0)
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PORTB ^= (1 << 4);
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@ -2244,21 +2240,13 @@ void flashRepro_N64() {
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println_Msg(F("Fujitsu MSP55LV512"));
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else if ((strcmp(flashid, "227E") == 0) && (strcmp(cartID, "3901") == 0))
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println_Msg(F("Intel 512M29EW"));
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else if (strcmp(flashid, "0808") == 0)
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println_Msg(F("SST 29LE010"));
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// Print info
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print_Msg(F("ID: "));
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print_Msg(flashid);
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print_Msg(F(" Size: "));
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if (strcmp(flashid, "0808") == 0) {
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print_Msg(128);
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println_Msg(F("KB"));
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}
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else {
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print_Msg(cartSize);
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println_Msg(F("MB"));
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}
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print_Msg(cartSize);
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println_Msg(F("MB"));
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println_Msg("");
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println_Msg(F("This will erase your"));
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println_Msg(F("Repro Cartridge."));
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@ -2288,16 +2276,10 @@ void flashRepro_N64() {
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display_Update();
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// Compare file size to flashrom size
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if (cartSize == 1) {
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if ((fileSize / 1048576 * 4) > cartSize) {
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print_Error(F("File too big"), true);
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}
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}
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else {
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if ((fileSize / 1048576) > cartSize) {
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print_Error(F("File too big"), true);
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}
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if ((fileSize / 1048576) > cartSize) {
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print_Error(F("File too big"), true);
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}
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// Erase needed sectors
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if (strcmp(flashid, "227E") == 0) {
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// Spansion S29GL256N or Fujitsu MSP55LV512 with 0x20000 sector size and 32 byte buffer
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@ -2316,19 +2298,16 @@ void flashRepro_N64() {
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// Macronix MX29LV640, C9 is top boot and CB is bottom boot block
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eraseFlashrom_N64(0x8000);
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}
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else if (strcmp(flashid, "0808") == 0) {
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// SST 29LE010, chip erase not needed as eeprom automaticly erases during the write cycle
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}
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// Check if erase was successful
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if (blankcheckFlashrom_N64() || (strcmp(flashid, "0808") == 0)) {
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if ((strcmp(flashid, "0808") != 0))
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println_Msg(F("OK"));
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if (blankcheckFlashrom_N64()) {
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// Write flashrom
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println_Msg(F("OK"));
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print_Msg(F("Writing "));
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println_Msg(filePath);
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display_Update();
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if ((strcmp(cartID, "3901") == 0) && (strcmp(flashid, "227E") == 0)) {
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// Intel 512M29EW(64MB) with 0x20000 sector size and 128 byte buffer
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writeFlashBuffer_N64(0x20000, 128);
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@ -2350,9 +2329,7 @@ void flashRepro_N64() {
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writeIntel4400_N64();
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resetIntel4400_N64();
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}
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else if (strcmp(flashid, "0808") == 0) {
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writeSST29LE010_N64();
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}
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// Close the file:
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myFile.close();
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@ -2414,18 +2391,6 @@ void resetMSP55LV100_N64(unsigned long flashBase) {
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delay(100);
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}
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//Reset ST29LE010
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void resetST29LE010_N64(unsigned long flashBase) {
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// Send reset Command
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setAddress_N64(romBase + 0xAAAA);
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writeWord_N64(0xAAAA);
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setAddress_N64(romBase + 0x5554);
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writeWord_N64(0x5555);
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setAddress_N64(romBase + 0xAAAA);
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writeWord_N64(0xF0F0);
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delay(100);
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}
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// Common reset command
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void resetFlashrom_N64(unsigned long flashBase) {
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// Send reset Command
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@ -2568,8 +2533,8 @@ void idFlashrom_N64() {
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resetFlashrom_N64(romBase);
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}
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//Test for Fujitsu MSP55LV100S (64MB)
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else {
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//Test for Fujitsu MSP55LV100S (64MB)
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// Send flashrom ID command
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setAddress_N64(romBase + (0x555 << 1));
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writeWord_N64(0xAAAA);
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@ -2589,29 +2554,6 @@ void idFlashrom_N64() {
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cartSize = 64;
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strncpy(flashid , cartID, 5);
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}
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else {
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//Test for SST 29LE010
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//Send flashrom ID command
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setAddress_N64(romBase + 0xAAAA);
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writeWord_N64(0xAAAA);
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setAddress_N64(romBase + 0x5554);
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writeWord_N64(0x5555);
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setAddress_N64(romBase + 0xAAAA);
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writeWord_N64(0x9090);
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setAddress_N64(romBase);
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// Read 1 byte vendor ID
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readWord_N64();
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// Read 2 bytes flashrom ID
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sprintf(cartID, "%04X", readWord_N64());
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if (strcmp(cartID, "0808") == 0) {
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resetST29LE010_N64(romBase);
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cartSize = 1;
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strncpy(flashid , cartID, 5);
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}
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}
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}
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}
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@ -2817,28 +2759,6 @@ void eraseFlashrom_N64(unsigned long sectorSize) {
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}
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}
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// SST29LE010 erase command
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void eraseSST29LE010_N64() {
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print_Msg(F("Erasing..."));
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display_Update();
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//Sending erase command according to datasheet
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setAddress_N64(romBase + 0xAAAA);
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writeWord_N64(0xAAAA);
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setAddress_N64(romBase + 0x5554);
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writeWord_N64(0x5555);
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setAddress_N64(romBase + 0xAAAA);
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writeWord_N64(0x8080);
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setAddress_N64(romBase + 0xAAAA);
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writeWord_N64(0xAAAA);
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setAddress_N64(romBase + 0x5554);
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writeWord_N64(0x5555);
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setAddress_N64(romBase + 0xAAAA);
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writeWord_N64(0x1010);
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delay(20);
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}
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boolean blankcheckFlashrom_N64() {
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for (unsigned long currByte = romBase; currByte < romBase + fileSize; currByte += 512) {
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// Blink led
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@ -2850,48 +2770,13 @@ boolean blankcheckFlashrom_N64() {
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for (int c = 0; c < 512; c += 2) {
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if (readWord_N64() != 0xFFFF) {
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if ((strcmp(flashid, "0808") == 0) && (currByte > romBase + 0x3F) && (currByte < romBase + 0x1080)) {
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// Gameshark maps this area to the bootcode of the plugged in cartridge
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}
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else {
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return 0;
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}
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return 0;
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}
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}
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}
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return 1;
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}
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// Write SST29LE010
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void writeSST29LE010_N64() {
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// Each 29LE010 has 1024 pages, each 128 bytes in size
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for (unsigned long currPage = 0; currPage < 1024; currPage++) {
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// Fill SD buffer with twice the amount since we flash 2 chips
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myFile.read(sdBuffer, 256);
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// Blink led
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PORTB ^= (1 << 4);
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//Send page write command to both flashroms
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setAddress_N64(romBase + 0xAAAA);
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writeWord_N64(0xAAAA);
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setAddress_N64(romBase + 0x5554);
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writeWord_N64(0x5555);
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setAddress_N64(romBase + 0xAAAA);
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writeWord_N64(0xA0A0);
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// Write 1 page each, one flashrom gets the low byte, the other the high byte.
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for (unsigned long currByte = 0; currByte < 256; currByte += 2) {
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// Set address
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setAddress_N64(romBase + (256 * currPage) + currByte);
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// Join two bytes into one word
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word currWord = ((sdBuffer[currByte] & 0xFF) << 8) | (sdBuffer[currByte + 1] & 0xFF);
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// Send byte data
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writeWord_N64(currWord);
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}
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delay(30);
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}
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}
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// Write Intel flashrom
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void writeIntel4400_N64() {
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for (unsigned long currSector = 0; currSector < fileSize; currSector += 131072) {
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@ -3125,12 +3010,7 @@ unsigned long verifyFlashrom_N64() {
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setAddress_N64(romBase + currSector + currSdBuffer + currByte);
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// Compare both
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if (readWord_N64() != currWord) {
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if ( (strcmp(flashid, "0808") == 0) && (currSector + currSdBuffer + currByte > 0x3F) && (currSector + currSdBuffer + currByte < 0x1080)) {
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// Gameshark maps this area to the bootcode of the plugged in cartridge
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}
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else {
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writeErrors++;
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}
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writeErrors++;
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// Abord if too many errors
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if (writeErrors > 20) {
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print_Msg(F("More than "));
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@ -3153,6 +3033,217 @@ unsigned long verifyFlashrom_N64() {
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}
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}
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/******************************************
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N64 Gameshark Flash Functions
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*****************************************/
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void flashGameshark_N64() {
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// Check flashrom ID's
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idGameshark_N64();
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// Check for SST 29LE010
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if (strcmp(flashid, "0808") == 0) {
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println_Msg("");
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println_Msg(F("This will erase your"));
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println_Msg(F("Gameshark cartridge"));
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println_Msg(F("Attention: Use 3.3V!"));
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println_Msg("");
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println_Msg(F("Press Button"));
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display_Update();
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wait();
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// Launch file browser
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filePath[0] = '\0';
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sd.chdir("/");
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fileBrowser("Select z64 file");
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display_Clear();
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display_Update();
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// Create filepath
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sprintf(filePath, "%s/%s", filePath, fileName);
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// Open file on sd card
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if (myFile.open(filePath, O_READ)) {
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// Get rom size from file
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fileSize = myFile.fileSize();
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print_Msg(F("File size: "));
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print_Msg(fileSize / 1024);
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println_Msg(F("KB"));
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display_Update();
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// Compare file size to flashrom size
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if (fileSize > 262144) {
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print_Error(F("File too big"), true);
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}
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// SST 29LE010, chip erase not needed as this eeprom automaticly erases during the write cycle
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eraseGameshark_N64();
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// Write flashrom
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print_Msg(F("Writing "));
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println_Msg(filePath);
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display_Update();
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writeGameshark_N64();
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// Close the file:
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myFile.close();
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// Verify
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print_Msg(F("Verifying..."));
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display_Update();
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writeErrors = verifyGameshark_N64();
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if (writeErrors == 0) {
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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_Msg(writeErrors);
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print_Msg(F(" bytes "));
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print_Error(F("did not verify."), false);
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}
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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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}
|
||||
// If the ID is unknown show error message
|
||||
else {
|
||||
print_Msg(F("ID: "));
|
||||
println_Msg(flashid);
|
||||
print_Error(F("Unknown flashrom"), false);
|
||||
}
|
||||
|
||||
println_Msg(F("Press Button..."));
|
||||
display_Update();
|
||||
wait();
|
||||
display_Clear();
|
||||
display_Update();
|
||||
}
|
||||
|
||||
|
||||
//Test for SST 29LE010
|
||||
void idGameshark_N64() {
|
||||
//Send flashrom ID command
|
||||
setAddress_N64(romBase + 0xAAAA);
|
||||
writeWord_N64(0xAAAA);
|
||||
setAddress_N64(romBase + 0x5554);
|
||||
writeWord_N64(0x5555);
|
||||
setAddress_N64(romBase + 0xAAAA);
|
||||
writeWord_N64(0x9090);
|
||||
|
||||
setAddress_N64(romBase);
|
||||
// Read 1 byte vendor ID
|
||||
readWord_N64();
|
||||
// Read 2 bytes flashrom ID
|
||||
sprintf(flashid, "%04X", readWord_N64());
|
||||
// Reset flashrom
|
||||
resetGameshark_N64();
|
||||
}
|
||||
|
||||
//Reset ST29LE010
|
||||
void resetGameshark_N64() {
|
||||
// Send reset Command
|
||||
setAddress_N64(romBase + 0xAAAA);
|
||||
writeWord_N64(0xAAAA);
|
||||
setAddress_N64(romBase + 0x5554);
|
||||
writeWord_N64(0x5555);
|
||||
setAddress_N64(romBase + 0xAAAA);
|
||||
writeWord_N64(0xF0F0);
|
||||
delay(100);
|
||||
}
|
||||
|
||||
// Send chip erase to the two SST29LE010 inside the Gameshark
|
||||
void eraseGameshark_N64() {
|
||||
println_Msg(F("Erasing..."));
|
||||
display_Update();
|
||||
|
||||
//Sending erase command according to datasheet
|
||||
setAddress_N64(romBase + 0xAAAA);
|
||||
writeWord_N64(0xAAAA);
|
||||
setAddress_N64(romBase + 0x5554);
|
||||
writeWord_N64(0x5555);
|
||||
setAddress_N64(romBase + 0xAAAA);
|
||||
writeWord_N64(0x8080);
|
||||
setAddress_N64(romBase + 0xAAAA);
|
||||
writeWord_N64(0xAAAA);
|
||||
setAddress_N64(romBase + 0x5554);
|
||||
writeWord_N64(0x5555);
|
||||
setAddress_N64(romBase + 0xAAAA);
|
||||
writeWord_N64(0x1010);
|
||||
|
||||
delay(20);
|
||||
}
|
||||
|
||||
// Write Gameshark with 2x SST29LE010 Eeproms
|
||||
void writeGameshark_N64() {
|
||||
// Each 29LE010 has 1024 pages, each 128 bytes in size
|
||||
for (unsigned long currPage = 0; currPage < fileSize / 2; currPage += 128) {
|
||||
// Fill SD buffer with twice the amount since we flash 2 chips
|
||||
myFile.read(sdBuffer, 256);
|
||||
// Blink led
|
||||
PORTB ^= (1 << 4);
|
||||
|
||||
//Send page write command to both flashroms
|
||||
setAddress_N64(romBase + 0xAAAA);
|
||||
writeWord_N64(0xAAAA);
|
||||
setAddress_N64(romBase + 0x5554);
|
||||
writeWord_N64(0x5555);
|
||||
setAddress_N64(romBase + 0xAAAA);
|
||||
writeWord_N64(0xA0A0);
|
||||
|
||||
// Write 1 page each, one flashrom gets the low byte, the other the high byte.
|
||||
for (unsigned long currByte = 0; currByte < 256; currByte += 2) {
|
||||
// Set address
|
||||
setAddress_N64(romBase + 0xC00000 + (currPage * 2) + currByte);
|
||||
// Join two bytes into one word
|
||||
word currWord = ((sdBuffer[currByte] & 0xFF) << 8) | (sdBuffer[currByte + 1] & 0xFF);
|
||||
// Send byte data
|
||||
writeWord_N64(currWord);
|
||||
}
|
||||
delay(30);
|
||||
}
|
||||
}
|
||||
|
||||
unsigned long verifyGameshark_N64() {
|
||||
// Open file on sd card
|
||||
if (myFile.open(filePath, O_READ)) {
|
||||
writeErrors = 0;
|
||||
|
||||
for (unsigned long currSector = 0; currSector < fileSize; currSector += 131072) {
|
||||
// Blink led
|
||||
PORTB ^= (1 << 4);
|
||||
for (unsigned long currSdBuffer = 0; currSdBuffer < 131072; currSdBuffer += 512) {
|
||||
// Fill SD buffer
|
||||
myFile.read(sdBuffer, 512);
|
||||
for (int currByte = 0; currByte < 512; currByte += 2) {
|
||||
// Join two bytes into one word
|
||||
word currWord = ( ( sdBuffer[currByte] & 0xFF ) << 8 ) | ( sdBuffer[currByte + 1] & 0xFF );
|
||||
// Read flash
|
||||
setAddress_N64(romBase + 0xC00000 + currSector + currSdBuffer + currByte);
|
||||
// Compare both
|
||||
if (readWord_N64() != currWord) {
|
||||
if ( (strcmp(flashid, "0808") == 0) && (currSector + currSdBuffer + currByte > 0x3F) && (currSector + currSdBuffer + currByte < 0x1080)) {
|
||||
// Gameshark maps this area to the bootcode of the plugged in cartridge
|
||||
}
|
||||
else {
|
||||
writeErrors++;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
// Close the file:
|
||||
myFile.close();
|
||||
return writeErrors;
|
||||
}
|
||||
else {
|
||||
println_Msg(F("Can't open file"));
|
||||
display_Update();
|
||||
return 9999;
|
||||
}
|
||||
}
|
||||
|
||||
//******************************************
|
||||
// End of File
|
||||
//******************************************
|
||||
|
||||
Loading…
Reference in New Issue
Block a user