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V4.3: Add BS-X sram read/write thx to skaman
This commit is contained in:
sanni
parent
598f9abef7
commit
0c54882042
@ -2,8 +2,8 @@
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Cartridge Reader for Arduino Mega2560
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Author: sanni
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Date: 27.11.2019
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Version: 4.2
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Date: 17.12.2019
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Version: 4.3
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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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@ -16,7 +16,7 @@
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MichlK - ROM-Reader for Super Nintendo
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Jeff Saltzman - 4-Way Button
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Wayne and Layne - Video-Game-Shield menu
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skaman - SNES enhancements, SA1 sram support, GB flash fix, MD improvements, Famicom dumper
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skaman - SNES enhancements, SA1/BSX sram support, GB flash fix, MD improvements, Famicom dumper
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nocash - Nintendo Power and GBA Eeprom commands and lots of other info
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crazynation - N64 bus timing
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hkz/themanbehindthecurtain - N64 flashram commands
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@ -43,7 +43,7 @@
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**********************************************************************************/
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#include <SdFat.h>
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char ver[5] = "4.2";
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char ver[5] = "4.3";
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/******************************************
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Options
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@ -29,7 +29,7 @@ byte cx4Map = 0;
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// SNES/Nintendo Power SF Memory start menu
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static const char snsMenuItem1[] PROGMEM = "Super Nintendo";
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static const char snsMenuItem2[] PROGMEM = "NPower SF Memory";
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static const char snsMenuItem3[] PROGMEM = "Satellaview";
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static const char snsMenuItem3[] PROGMEM = "Satellaview BS-X";
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static const char snsMenuItem4[] PROGMEM = "HiROM repro";
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static const char snsMenuItem5[] PROGMEM = "LoROM repro";
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static const char* const menuOptionsSNS[] PROGMEM = {snsMenuItem1, snsMenuItem2, snsMenuItem3, snsMenuItem4, snsMenuItem5};
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@ -1,6 +1,7 @@
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//******************************************
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// SNES Satellaview 8M Memory pack code by tamanegi_taro
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// Revision 1.0.0 October 22nd 2018
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// Added BSX Sram, copied from skamans enhanced sketch //sanni
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//******************************************
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/******************************************
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@ -33,89 +34,70 @@ void eraseAll_SV(void);
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// SV flash menu items
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static const char svFlashMenuItem1[] PROGMEM = "Read Memory Pack";
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static const char svFlashMenuItem2[] PROGMEM = "Write Memory Pack";
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static const char svFlashMenuItem3[] PROGMEM = "Back";
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static const char* const menuOptionsSVFlash[] PROGMEM = {svFlashMenuItem1, svFlashMenuItem2, svFlashMenuItem3};
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static const char svFlashMenuItem3[] PROGMEM = "Read BS-X Sram";
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static const char svFlashMenuItem4[] PROGMEM = "Write BS-X Sram";
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static const char svFlashMenuItem5[] PROGMEM = "Back";
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static const char* const menuOptionsSVFlash[] PROGMEM = {svFlashMenuItem1, svFlashMenuItem2, svFlashMenuItem3, svFlashMenuItem4, svFlashMenuItem5};
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void svMenu() {
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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(menuOptionsSVFlash, 3);
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mainMenu = question_box(F("Satellaview 8M Memory"), menuOptions, 3, 0);
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convertPgm(menuOptionsSVFlash, 5);
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mainMenu = question_box(F("Satellaview 8M Memory"), menuOptions, 5, 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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// Read memory pack
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case 0:
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// Change working dir to root
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sd.chdir("/");
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readROM_SV();
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break;
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// Write memory pack
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case 1:
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// Change working dir to root
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sd.chdir("/");
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writeROM_SV();
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break;
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// Reset
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// Read BS-X Sram
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case 2:
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// Change working dir to root
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sd.chdir("/");
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readSRAM_SV();
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break;
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// Write BS-X Sram
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case 3:
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// Change working dir to root
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sd.chdir("/");
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writeSRAM_SV();
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unsigned long wrErrors;
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wrErrors = verifySRAM_SV();
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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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wait();
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break;
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// Reset
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case 4:
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resetArduino();
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break;
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}
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}
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// Read memory pack to SD card
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void readROM_SV() {
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// Set control
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dataIn();
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controlIn_SNES();
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// Get name, add extension and convert to char array for sd lib
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strcpy(fileName, "MEMPACK.sfc");
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// create a new folder for the save file
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EEPROM_readAnything(0, foldern);
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sprintf(folder, "SNES/ROM/%s/%d", "MEMPACK", foldern);
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sd.mkdir(folder, true);
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sd.chdir(folder);
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//clear the screen
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display_Clear();
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print_Msg(F("Saving to "));
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print_Msg(folder);
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println_Msg(F("/..."));
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display_Update();
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// write new folder number back to eeprom
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foldern = foldern + 1;
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EEPROM_writeAnything(0, foldern);
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//open file on sd card
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if (!myFile.open(fileName, O_RDWR | O_CREAT)) {
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print_Error(F("Can't create file on SD"), true);
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}
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// Read Banks
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for (int currBank = 0x40; currBank < 0x50; currBank++) {
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// Dump the bytes to SD 512B at a time
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for (long currByte = 0; currByte < 65536; currByte += 512) {
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draw_progressbar((currBank - 0x40) * 0x10000 + currByte, 0x100000);
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for (int c = 0; c < 512; c++) {
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sdBuffer[c] = readBank_SNES(currBank, currByte + c);
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}
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myFile.write(sdBuffer, 512);
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}
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}
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draw_progressbar(0x100000, 0x100000); //Finish drawing progress bar
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// Close the file:
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myFile.close();
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println_Msg(F("Read pack completed"));
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display_Update();
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wait();
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}
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/******************************************
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Setup
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*****************************************/
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@ -196,13 +178,245 @@ void setup_SV() {
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delay(1000);
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}
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/******************************************
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Low level functions
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*****************************************/
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// Write one byte of data to a location specified by bank and address, 00:0000
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void writeBank_SV(byte myBank, word myAddress, byte myData) {
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PORTL = myBank;
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PORTF = myAddress & 0xFF;
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PORTK = (myAddress >> 8) & 0xFF;
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PORTC = myData;
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// Arduino running at 16Mhz -> one nop = 62.5ns
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// Wait till output is stable
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__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");
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// Switch WR(PH5) to LOW
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PORTH &= ~(1 << 5);
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// Leave WR low for at least 60ns
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__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");
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// Switch WR(PH5) to HIGH
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PORTH |= (1 << 5);
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// Leave WR high for at least 50ns
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__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");
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}
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// Read one byte of data from a location specified by bank and address, 00:0000
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byte readBank_SV(byte myBank, word myAddress) {
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PORTL = myBank;
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PORTF = myAddress & 0xFF;
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PORTK = (myAddress >> 8) & 0xFF;
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// Arduino running at 16Mhz -> one nop = 62.5ns -> 1000ns total
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__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");
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// Read
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byte tempByte = PINC;
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return tempByte;
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}
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/******************************************
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SatellaView BS-X Sram functions
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*****************************************/
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void readSRAM_SV () {
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// set control
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controlIn_SNES();
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// Get name, add extension and convert to char array for sd lib
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strcpy(fileName, "BSX.srm");
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// create a new folder for the save file
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EEPROM_readAnything(0, foldern);
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sprintf(folder, "SNES/SAVE/BSX/%d", foldern);
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sd.mkdir(folder, true);
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sd.chdir(folder);
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// write new folder number back to eeprom
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foldern = foldern + 1;
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EEPROM_writeAnything(0, foldern);
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//open file on sd card
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if (!myFile.open(fileName, O_RDWR | O_CREAT)) {
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print_Error(F("SD Error"), true);
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}
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int sramBanks = 0;
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readBank_SV(0x10, 0); // Preconfigure to fix corrupt 1st byte
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// Sram size
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long lastByte = (long(sramSize) * 0x80);
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//startBank = 0x10; endBank = 0x17; CS low
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for (byte BSBank = 0x10; BSBank < 0x18; BSBank++) {
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//startAddr = 0x5000
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for (long currByte = 0x5000; currByte < 0x6000; currByte += 512) {
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for (unsigned long c = 0; c < 512; c++) {
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sdBuffer[c] = readBank_SV(BSBank, currByte + c);
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}
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myFile.write(sdBuffer, 512);
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}
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}
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// Close the file:
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myFile.close();
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// Signal end of process
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display_Clear();
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print_Msg(F("Saved to "));
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print_Msg(folder);
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println_Msg(F("/..."));
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display_Update();
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wait();
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}
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void writeSRAM_SV() {
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filePath[0] = '\0';
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sd.chdir("/");
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fileBrowser(F("Select srm file"));
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// Create filepath
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sprintf(filePath, "%s/%s", filePath, fileName);
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//clear the screen
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display_Clear();
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//open file on sd card
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if (myFile.open(filePath, O_READ)) {
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// Set pins to output
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dataOut();
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// Set RST RD WR to High and CS to Low
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controlOut_SNES();
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long lastByte = (long(sramSize) * 0x80);
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println_Msg(F("Writing sram..."));
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display_Update();
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// Write to sram bank
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for (byte currBank = 0x10; currBank < 0x18; currBank++) {
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//startAddr = 0x5000
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for (long currByte = 0x5000; currByte < 0x6000; currByte += 512) {
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myFile.read(sdBuffer, 512);
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for (unsigned long c = 0; c < 512; c++) {
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//startBank = 0x10; CS low
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writeBank_SV(currBank, currByte + c, sdBuffer[c]);
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}
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}
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draw_progressbar(((currBank - 0x10) * 0x1000), 32768);
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}
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// Finish progressbar
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draw_progressbar(32768, 32768);
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delay(100);
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// Set pins to input
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dataIn();
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// Close the file:
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myFile.close();
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println_Msg("");
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println_Msg(F("SRAM writing finished"));
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display_Update();
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}
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else {
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print_Error(F("File doesnt exist"), false);
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}
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}
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// Check if the SRAM was written without any error
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unsigned long verifySRAM_SV() {
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//open file on sd card
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if (myFile.open(filePath, O_READ)) {
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// Variable for errors
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writeErrors = 0;
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// Set control
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controlIn_SNES();
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int sramBanks = 0;
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// Sram size
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long lastByte = (long(sramSize) * 0x80);
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//startBank = 0x10; endBank = 0x17; CS low
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for (byte BSBank = 0x10; BSBank < 0x18; BSBank++) {
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//startAddr = 0x5000
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for (long currByte = 0x5000; currByte < 0x6000; currByte += 512) {
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//fill sdBuffer
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myFile.read(sdBuffer, 512);
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for (unsigned long c = 0; c < 512; c++) {
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if ((readBank_SV(BSBank, currByte + c)) != sdBuffer[c]) {
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writeErrors++;
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}
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}
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}
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}
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// Close the file:
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myFile.close();
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return writeErrors;
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}
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else {
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print_Error(F("Can't open file"), false);
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}
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}
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/******************************************
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SatellaView 8M Memory Pack functions
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*****************************************/
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// Read memory pack to SD card
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void readROM_SV() {
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// Set control
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dataIn();
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controlIn_SNES();
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// Get name, add extension and convert to char array for sd lib
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strcpy(fileName, "MEMPACK.bs");
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// create a new folder for the save file
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EEPROM_readAnything(0, foldern);
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sprintf(folder, "SNES/ROM/%s/%d", "MEMPACK", foldern);
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sd.mkdir(folder, true);
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sd.chdir(folder);
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//clear the screen
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display_Clear();
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print_Msg(F("Saving to "));
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print_Msg(folder);
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println_Msg(F("/..."));
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display_Update();
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// write new folder number back to eeprom
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foldern = foldern + 1;
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EEPROM_writeAnything(0, foldern);
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//open file on sd card
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if (!myFile.open(fileName, O_RDWR | O_CREAT)) {
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print_Error(F("Can't create file on SD"), true);
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}
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// Read Banks
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for (int currBank = 0x40; currBank < 0x50; currBank++) {
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// Dump the bytes to SD 512B at a time
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for (long currByte = 0; currByte < 65536; currByte += 512) {
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draw_progressbar((currBank - 0x40) * 0x10000 + currByte, 0x100000);
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for (int c = 0; c < 512; c++) {
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sdBuffer[c] = readBank_SV(currBank, currByte + c);
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}
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myFile.write(sdBuffer, 512);
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}
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}
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draw_progressbar(0x100000, 0x100000); //Finish drawing progress bar
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// Close the file:
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myFile.close();
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println_Msg(F("Read pack completed"));
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display_Update();
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wait();
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}
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void writeROM_SV (void) {
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// Get Checksum as string to make sure that BS-X cart is inserted
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dataIn();
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controlIn_SNES();
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sprintf(checksumStr, "%02X%02X", readBank_SNES(0, 65503), readBank_SNES(0, 65502));
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sprintf(checksumStr, "%02X%02X", readBank_SV(0, 65503), readBank_SV(0, 65502));
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//if CRC is not 8B86, BS-X cart is not inserted. Display error and reset
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if (strcmp("8B86", checksumStr) != 0)
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@ -214,7 +428,7 @@ void writeROM_SV (void) {
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//Display file Browser and wait user to select a file. Size must be 1MB.
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filePath[0] = '\0';
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sd.chdir("/");
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fileBrowser(F("Select sfc file"));
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fileBrowser(F("Select BS file"));
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// Create filepath
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sprintf(filePath, "%s/%s", filePath, fileName);
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display_Clear();
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@ -234,8 +448,8 @@ void writeROM_SV (void) {
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//Disable 8M memory pack write protection
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dataOut();
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controlOut_SNES();
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writeBank_SNES(0x0C, 0x5000, 0x80); //Modify write enable register
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writeBank_SNES(0x0E, 0x5000, 0x80); //Commit register modification
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writeBank_SV(0x0C, 0x5000, 0x80); //Modify write enable register
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writeBank_SV(0x0E, 0x5000, 0x80); //Commit register modification
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//Erase memory pack
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println_Msg(F("Erasing pack..."));
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@ -251,7 +465,7 @@ void writeROM_SV (void) {
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for (int currBank = 0xC0; currBank < 0xD0; currBank++) {
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draw_progressbar(((currBank - 0xC0) * 0x10000), 0x100000);
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for (long currByte = 0; currByte < 65536; currByte++) {
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if (0xFF != readBank_SNES(currBank, currByte))
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if (0xFF != readBank_SV(currBank, currByte))
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{
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println_Msg(F(""));
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println_Msg(F("Erase failed"));
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@ -273,16 +487,16 @@ void writeROM_SV (void) {
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draw_progressbar(((currBank - 0xC0) * 0x10000), 0x100000);
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for (long currByte = 0; currByte < 65536; currByte++) {
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writeBank_SNES(0xC0, 0x0000, 0x10); //Program Byte
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writeBank_SNES(currBank, currByte, myFile.read());
|
||||
writeBank_SNES(0xC0, 0x0000, 0x70); //Status Mode
|
||||
writeBank_SV(0xC0, 0x0000, 0x10); //Program Byte
|
||||
writeBank_SV(currBank, currByte, myFile.read());
|
||||
writeBank_SV(0xC0, 0x0000, 0x70); //Status Mode
|
||||
writeCheck_SV();
|
||||
}
|
||||
}
|
||||
|
||||
writeBank_SNES(0xC0, 0x0000, 0x70); //Status Mode
|
||||
writeBank_SV(0xC0, 0x0000, 0x70); //Status Mode
|
||||
writeCheck_SV();
|
||||
writeBank_SNES(0xC0, 0x0000, 0xFF); //Terminate write
|
||||
writeBank_SV(0xC0, 0x0000, 0xFF); //Terminate write
|
||||
draw_progressbar(0x100000, 0x100000);
|
||||
|
||||
|
||||
@ -295,7 +509,7 @@ void writeROM_SV (void) {
|
||||
for (int currBank = 0xC0; currBank < 0xD0; currBank++) {
|
||||
draw_progressbar(((currBank - 0xC0) * 0x10000), 0x100000);
|
||||
for (long currByte = 0; currByte < 65536; currByte++) {
|
||||
if (myFile.read() != readBank_SNES(currBank, currByte))
|
||||
if (myFile.read() != readBank_SV(currBank, currByte))
|
||||
{
|
||||
println_Msg(F(""));
|
||||
println_Msg(F("Verify failed"));
|
||||
@ -326,7 +540,7 @@ void eraseCheck_SV(void) {
|
||||
controlIn_SNES();
|
||||
|
||||
// Read register
|
||||
ret = readBank_SNES(0xC0, 0x0004);
|
||||
ret = readBank_SV(0xC0, 0x0004);
|
||||
|
||||
// CE or OE must be toggled with each subsequent status read or the
|
||||
// completion of a program or erase operation will not be evident.
|
||||
@ -340,7 +554,7 @@ void eraseCheck_SV(void) {
|
||||
// Leave CE low for at least 50ns
|
||||
__asm__("nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t");
|
||||
// Read register
|
||||
ret = readBank_SNES(0xC0, 0x0004);
|
||||
ret = readBank_SV(0xC0, 0x0004);
|
||||
}
|
||||
// Switch to write
|
||||
dataOut();
|
||||
@ -353,7 +567,7 @@ void supplyCheck_SV(void) {
|
||||
controlIn_SNES();
|
||||
|
||||
// Read register
|
||||
ret = readBank_SNES(0xC0, 0x0004);
|
||||
ret = readBank_SV(0xC0, 0x0004);
|
||||
|
||||
// CE or OE must be toggled with each subsequent status read or the
|
||||
// completion of a program or erase operation will not be evident.
|
||||
@ -367,7 +581,7 @@ void supplyCheck_SV(void) {
|
||||
// Leave CE low for at least 50ns
|
||||
__asm__("nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t");
|
||||
// Read register
|
||||
ret = readBank_SNES(0xC0, 0x0004);
|
||||
ret = readBank_SV(0xC0, 0x0004);
|
||||
}
|
||||
// Switch to write
|
||||
dataOut();
|
||||
@ -380,7 +594,7 @@ void writeCheck_SV(void) {
|
||||
controlIn_SNES();
|
||||
|
||||
// Read register
|
||||
ret = readBank_SNES(0xC0, 0x0000);
|
||||
ret = readBank_SV(0xC0, 0x0000);
|
||||
|
||||
// CE or OE must be toggled with each subsequent status read or the
|
||||
// completion of a program or erase operation will not be evident.
|
||||
@ -394,7 +608,7 @@ void writeCheck_SV(void) {
|
||||
// Leave CE low for at least 50ns
|
||||
__asm__("nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t");
|
||||
// Read register
|
||||
ret = readBank_SNES(0xC0, 0x0000);
|
||||
ret = readBank_SV(0xC0, 0x0000);
|
||||
}
|
||||
// Switch to write
|
||||
dataOut();
|
||||
@ -409,7 +623,7 @@ void detectCheck_SV(void) {
|
||||
controlIn_SNES();
|
||||
|
||||
// Read register
|
||||
ret = readBank_SNES(0xC0, 0x0002);
|
||||
ret = readBank_SV(0xC0, 0x0002);
|
||||
|
||||
// CE or OE must be toggled with each subsequent status read or the
|
||||
// completion of a program or erase operation will not be evident.
|
||||
@ -429,7 +643,7 @@ void detectCheck_SV(void) {
|
||||
// Leave CE low for at least 50ns
|
||||
__asm__("nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t""nop\n\t");
|
||||
// Read register
|
||||
ret = readBank_SNES(0xC0, 0x0002);
|
||||
ret = readBank_SV(0xC0, 0x0002);
|
||||
}
|
||||
// Switch to write
|
||||
dataOut();
|
||||
@ -441,14 +655,14 @@ void eraseAll_SV(void)
|
||||
{
|
||||
dataOut();
|
||||
controlOut_SNES();
|
||||
writeBank_SNES(0xC0, 0x0000, 0x50); //Clear Status Registers
|
||||
writeBank_SNES(0xC0, 0x0000, 0x71); //Status Mode
|
||||
writeBank_SV(0xC0, 0x0000, 0x50); //Clear Status Registers
|
||||
writeBank_SV(0xC0, 0x0000, 0x71); //Status Mode
|
||||
supplyCheck_SV();
|
||||
writeBank_SNES(0xC0, 0x0000, 0xA7); //Chip Erase
|
||||
writeBank_SNES(0xC0, 0x0000, 0xD0); //Confirm
|
||||
writeBank_SNES(0xC0, 0x0000, 0x71); //Status Mode
|
||||
writeBank_SV(0xC0, 0x0000, 0xA7); //Chip Erase
|
||||
writeBank_SV(0xC0, 0x0000, 0xD0); //Confirm
|
||||
writeBank_SV(0xC0, 0x0000, 0x71); //Status Mode
|
||||
eraseCheck_SV();
|
||||
writeBank_SNES(0xC0, 0x0000, 0xFF); //Teriminate
|
||||
writeBank_SV(0xC0, 0x0000, 0xFF); //Teriminate
|
||||
}
|
||||
|
||||
//******************************************
|
||||
|
||||
Loading…
Reference in New Issue
Block a user