Mirrors/cartreader
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Merge pull request #775 from PsyK0p4T/master

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Update PCW.ino
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PsyK0p4T 2023-04-15 02:24:37 +02:00 committed by GitHub
commit 3ed9b9d730
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1 changed files with 80 additions and 8 deletions
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Cart_Reader/PCW.ino
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@ -90,6 +90,7 @@
PORTC = 0xFF; \
} // [INPUT PULLUP]
#define ADDR_WRITE DDRC = 0xFF // [OUTPUT]
#define DETECTION_SIZE 64
boolean multipack = 0; // Multi-Pack Cart
byte bank0;
@ -137,7 +138,6 @@ void setup_PCW() {
static const char pcwmenuItem1[] PROGMEM = "Read ROM";
static const char pcwmenuItem2[] PROGMEM = "Read SRAM";
static const char pcwmenuItem3[] PROGMEM = "Write SRAM";
//static const char pcwmenuItem4[] PROGMEM = "Reset"; (stored in common strings array)
static const char* const menuOptionsPCW[] PROGMEM = { pcwmenuItem1, pcwmenuItem2, pcwmenuItem3, string_reset2 };
void pcwMenu() {
@ -457,19 +457,30 @@ void switchBank_PCW(int bank) {
}
//******************************************
// READ CODE
// READ ROM FUNCTIONS
//******************************************
void readROM_PCW() {
// Setup read mode
read_setup_PCW();
// Detect rom size
uint32_t rom_size = detect_rom_size_PCW();
display_Clear();
print_Msg(F("READING "));
print_Msg(rom_size / 1024 / 1024);
print_Msg("MB SINGLE-PACK");
println_Msg(F(""));
display_Update();
// Create file
strcpy(fileName, romName);
strcat(fileName, ".pcw");
EEPROM_readAnything(0, foldern);
sprintf(folder, "PCW/ROM/%d", foldern);
sd.mkdir(folder, true);
sd.chdir(folder);
display_Clear();
print_STR(saving_to_STR, 0);
print_Msg(folder);
println_Msg(F("/..."));
@ -481,12 +492,18 @@ void readROM_PCW() {
if (!myFile.open(fileName, O_RDWR | O_CREAT)) {
print_FatalError(sd_error_STR);
}
read_setup_PCW();
for (unsigned long address = 0; address < 0x400000; address += 512) { // 4MB
// Init progress bar
uint32_t progress = 0;
draw_progressbar(0, rom_size);
for (unsigned long address = 0; address < rom_size; address += 512) { // 4MB
for (unsigned int x = 0; x < 512; x++) {
sdBuffer[x] = read_rom_byte_PCW(address + x);
}
myFile.write(sdBuffer, 512);
progress += 512;
draw_progressbar(progress, rom_size);
}
myFile.flush();
myFile.close();
@ -524,10 +541,16 @@ void readMultiROM_PCW() {
if (!myFile.open(fileName, O_RDWR | O_CREAT)) {
print_FatalError(sd_error_STR);
}
display_Clear();
println_Msg(F("READING MULTI-PACK"));
println_Msg(F(""));
display_Update();
// Init progress bar
uint32_t progress = 0;
draw_progressbar(0, 0x400000);
read_setup_PCW();
// Lower Half
switchBank_PCW(0);
@ -536,7 +559,10 @@ void readMultiROM_PCW() {
sdBuffer[x] = read_rom_byte_PCW(address + x);
}
myFile.write(sdBuffer, 512);
progress += 512;
draw_progressbar(progress, 0x400000);
}
read_setup_PCW();
// Upper Half
switchBank_PCW(1);
@ -545,7 +571,10 @@ void readMultiROM_PCW() {
sdBuffer[x] = read_rom_byte_PCW(address + x);
}
myFile.write(sdBuffer, 512);
progress += 512;
draw_progressbar(progress, 0x400000);
}
myFile.flush();
myFile.close();
// Reset Bank
@ -563,8 +592,51 @@ void readMultiROM_PCW() {
wait();
}
uint32_t detect_rom_size_PCW(void) {
uint32_t rom_size;
uint8_t read_byte;
uint8_t current_byte;
uint8_t detect_1m, detect_2m;
//Initialize variables
detect_1m = 0;
detect_2m = 0;
//Confirm where mirror address starts from (1MB, 2MB or 4MB)
for (current_byte = 0; current_byte < DETECTION_SIZE; current_byte++) {
if ((current_byte != detect_1m) && (current_byte != detect_2m)) {
//If none matched, size is 4MB
break;
}
read_byte = read_rom_byte_PCW(current_byte);
if (current_byte == detect_1m) {
if (read_rom_byte_PCW(0x100000 + current_byte) == read_byte) {
detect_1m++;
}
}
if (current_byte == detect_2m) {
if (read_rom_byte_PCW(0x200000 + current_byte) == read_byte) {
detect_2m++;
}
}
}
//ROM size detection
if (detect_1m == DETECTION_SIZE) {
rom_size = 0x100000;
} else if (detect_2m == DETECTION_SIZE) {
rom_size = 0x200000;
} else {
rom_size = 0x400000;
}
return rom_size;
}
//******************************************
// SRAM
// SRAM FUNCTIONS
//******************************************
void readSRAM_PCW() { // readSRAM_1A()
@ -666,4 +738,4 @@ unsigned long verifySRAM_PCW() {
#endif
//******************************************
// End of File
//******************************************
//******************************************