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Merge pull request #871 from PsyK0p4T/master
Add Sufami Turbo support
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,205 @@ | ||
| /****************************************** | ||
| SUPER FAMICOM SUFAMI TURBO MODULE | ||
| ******************************************/ | ||
| #ifdef enable_ST | ||
|
|
||
| /****************************************** | ||
| Menu | ||
| *****************************************/ | ||
| // Sufami Turbo menu items | ||
| static const char stMenuItem1[] PROGMEM = "Read cart in Slot A"; | ||
| static const char stMenuItem2[] PROGMEM = "Read cart in Slot B"; | ||
| static const char* const menuOptionsST[] PROGMEM = { stMenuItem1, stMenuItem2, string_reset2 }; | ||
|
|
||
| void stMenu() { | ||
| // Create ST menu with title and 3 options to choose from | ||
| unsigned char mainMenu; | ||
| convertPgm(menuOptionsST, 3); | ||
| mainMenu = question_box(F("Sufami Turbo"), menuOptions, 3, 0); | ||
|
|
||
| // Wait for user choice to come back from the question box menu | ||
| switch (mainMenu) { | ||
| // Read cart in ST slot A | ||
| case 0: | ||
| readSlot(0); | ||
| break; | ||
|
|
||
| // Read cart in ST slot B | ||
| case 1: | ||
| readSlot(1); | ||
| break; | ||
|
|
||
| // Reset | ||
| case 2: | ||
| resetArduino(); | ||
| break; | ||
| } | ||
| } | ||
|
|
||
| /****************************************** | ||
| Setup | ||
| *****************************************/ | ||
| void setup_ST() { | ||
| // Request 5V | ||
| setVoltage(VOLTS_SET_5V); | ||
|
|
||
| // Set cicrstPin(PG1) to Output | ||
| DDRG |= (1 << 1); | ||
| // Output a high signal until we're ready to start | ||
| PORTG |= (1 << 1); | ||
| // Set cichstPin(PG0) to Input | ||
| DDRG &= ~(1 << 0); | ||
|
|
||
| // Set Address Pins to Output | ||
| //A0-A7 | ||
| DDRF = 0xFF; | ||
| //A8-A15 | ||
| DDRK = 0xFF; | ||
| //BA0-BA7 | ||
| DDRL = 0xFF; | ||
| //PA0-PA7 | ||
| DDRA = 0xFF; | ||
|
|
||
| // Set Control Pins to Output RST(PH0) CS(PH3) WR(PH5) RD(PH6) | ||
| DDRH |= (1 << 0) | (1 << 3) | (1 << 5) | (1 << 6); | ||
| // Switch RST(PH0) and WR(PH5) to HIGH | ||
| PORTH |= (1 << 0) | (1 << 5); | ||
| // Switch CS(PH3) and RD(PH6) to LOW | ||
| PORTH &= ~((1 << 3) | (1 << 6)); | ||
| // Set Refresh(PE5) to Output | ||
| DDRE |= (1 << 5); | ||
| // Switch Refresh(PE5) to LOW (needed for SA-1) | ||
| PORTE &= ~(1 << 5); | ||
| // Set CPU Clock(PH1) to Output | ||
| DDRH |= (1 << 1); | ||
| // Set IRQ(PH4) to Input | ||
| DDRH &= ~(1 << 4); | ||
| // Set expand(PG5) to Input | ||
| DDRG &= ~(1 << 5); | ||
| // Set Data Pins (D0-D7) to Input | ||
| DDRC = 0x00; | ||
| // Unused pins | ||
| // Set wram(PE4) to Output | ||
| DDRE |= (1 << 4); | ||
| // Set pawr(PJ1) to Output | ||
| DDRJ |= (1 << 1); | ||
| // Set pard(PJ0) to Output | ||
| DDRJ |= (1 << 0); | ||
|
|
||
| //Check if Sufami Turbo adapter is inserted | ||
| if (!getHeader(0)) { | ||
| display_Clear(); | ||
| println_Msg(F("Sufami Turbo adapter")); | ||
| println_Msg(F("was not found.")); | ||
| display_Update(); | ||
| wait(); | ||
| resetArduino(); | ||
| } | ||
| } | ||
|
|
||
| /****************************************** | ||
| ROM Functions | ||
| ******************************************/ | ||
| // Verify if 'BANDAI' header is present in specified bank | ||
| bool getHeader(unsigned int bank) { | ||
| byte snesHeader[16]; | ||
| PORTL = bank; | ||
|
|
||
| // Read first bytes | ||
| for (uint16_t c = 0, currByte = 0; c < 16; c++, currByte++) { | ||
| PORTF = (currByte & 0xFF); | ||
| PORTK = ((currByte >> 8) & 0xFF); | ||
| NOP; | ||
| NOP; | ||
| NOP; | ||
| NOP; | ||
| NOP; | ||
| NOP; | ||
| snesHeader[c] = PINC; | ||
| } | ||
|
|
||
| // Format internal name | ||
| buildRomName(romName, &snesHeader[0], 14); | ||
|
|
||
| // Check if 'BANDAI' header is present | ||
| if (strncmp(romName, "BANDAI SFC-ADX", 14) == 0) | ||
| return(1); | ||
| else | ||
| return(0); | ||
| } | ||
|
|
||
| // Select the slot to use and detect cart size | ||
| void readSlot(bool cartSlot) { | ||
| // Set control | ||
| dataIn(); | ||
| controlIn_SNES(); | ||
| sd.chdir("/"); | ||
| display_Clear(); | ||
|
|
||
| if(!cartSlot) { // Slot A was selected | ||
| if (getHeader(32)) { // Look for a cart in slot A | ||
| if (getHeader(48)) // Look for mirrored data in slot A | ||
| readRom_ST(32,48); // Dump 512KB cart | ||
| else | ||
| readRom_ST(32,64); // Dump 1MB cart | ||
| } | ||
| else { | ||
| println_Msg(F("No cart detected in Slot A")); | ||
| display_Update(); | ||
| wait(); | ||
| } | ||
| } | ||
| else { // Slot B was selected | ||
| if (getHeader(64)) { // Look for a cart in slot B | ||
| if (getHeader(80)) // Look for mirrored data in slot B | ||
| readRom_ST(64,80); // Dump 512KB cart | ||
| else | ||
| readRom_ST(64,96); // Dump 1MB cart | ||
| } | ||
| else { | ||
| println_Msg(F("No cart detected in Slot B")); | ||
| display_Update(); | ||
| wait(); | ||
| } | ||
| } | ||
| } | ||
|
|
||
| // Read ST rom to SD card | ||
| void readRom_ST(unsigned int bankStart, unsigned int bankEnd) { | ||
| // create a new folder to save rom file | ||
| EEPROM_readAnything(0, foldern); | ||
| strcpy(fileName, "SUFAMI_TURBO.st"); | ||
| sprintf(folder, "ST/%s/%d", romName, foldern); | ||
| sd.mkdir(folder, true); | ||
| sd.chdir(folder); | ||
|
|
||
| display_Clear(); | ||
| print_STR(saving_to_STR, 0); | ||
| print_Msg(folder); | ||
| println_Msg(F("/...")); | ||
| display_Update(); | ||
|
|
||
| // write new folder number back to eeprom | ||
| foldern++; | ||
| EEPROM_writeAnything(0, foldern); | ||
|
|
||
| //open file on sd card | ||
| if (!myFile.open(fileName, O_RDWR | O_CREAT)) { | ||
| print_FatalError(create_file_STR); | ||
| } | ||
|
|
||
| // Read specified banks | ||
| readLoRomBanks(bankStart + 0x80, bankEnd + 0x80, &myFile); | ||
|
|
||
| // Close file: | ||
| myFile.close(); | ||
|
|
||
| print_STR(press_button_STR, 1); | ||
| display_Update(); | ||
| wait(); | ||
| } | ||
| #endif | ||
|
|
||
| //****************************************** | ||
| // End of File | ||
| //****************************************** |
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